diff --git a/README.md b/README.md index c0cef4c8a..8e7e85326 100644 --- a/README.md +++ b/README.md @@ -1,4 +1,4 @@ -# lodash v4.5.7 +# lodash v4.6.0 The [lodash](https://lodash.com/) library exported as [npm packages](https://www.npmjs.com/browse/keyword/lodash-modularized) per method. diff --git a/lodash._baseclone/LICENSE b/lodash._baseclone/LICENSE deleted file mode 100644 index e0c69d560..000000000 --- a/lodash._baseclone/LICENSE +++ /dev/null @@ -1,47 +0,0 @@ -Copyright jQuery Foundation and other contributors - -Based on Underscore.js, copyright Jeremy Ashkenas, -DocumentCloud and Investigative Reporters & Editors - -This software consists of voluntary contributions made by many -individuals. For exact contribution history, see the revision history -available at https://github.com/lodash/lodash - -The following license applies to all parts of this software except as -documented below: - -==== - -Permission is hereby granted, free of charge, to any person obtaining -a copy of this software and associated documentation files (the -"Software"), to deal in the Software without restriction, including -without limitation the rights to use, copy, modify, merge, publish, -distribute, sublicense, and/or sell copies of the Software, and to -permit persons to whom the Software is furnished to do so, subject to -the following conditions: - -The above copyright notice and this permission notice shall be -included in all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND -NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE -LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION -OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION -WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - -==== - -Copyright and related rights for sample code are waived via CC0. Sample -code is defined as all source code displayed within the prose of the -documentation. - -CC0: http://creativecommons.org/publicdomain/zero/1.0/ - -==== - -Files located in the node_modules and vendor directories are externally -maintained libraries used by this software which have their own -licenses; we recommend you read them, as their terms may differ from the -terms above. diff --git a/lodash._baseclone/README.md b/lodash._baseclone/README.md deleted file mode 100644 index fbcf773e9..000000000 --- a/lodash._baseclone/README.md +++ /dev/null @@ -1,18 +0,0 @@ -# lodash._baseclone v4.5.7 - -The internal [lodash](https://lodash.com/) function `baseClone` exported as a [Node.js](https://nodejs.org/) module. - -## Installation - -Using npm: -```bash -$ {sudo -H} npm i -g npm -$ npm i --save lodash._baseclone -``` - -In Node.js: -```js -var baseClone = require('lodash._baseclone'); -``` - -See the [package source](https://github.com/lodash/lodash/blob/4.5.7-npm-packages/lodash._baseclone) for more details. diff --git a/lodash._baseclone/index.js b/lodash._baseclone/index.js deleted file mode 100644 index f98f4786e..000000000 --- a/lodash._baseclone/index.js +++ /dev/null @@ -1,1785 +0,0 @@ -/** - * lodash (Custom Build) - * Build: `lodash modularize exports="npm" -o ./` - * Copyright jQuery Foundation and other contributors - * Released under MIT license - * Based on Underscore.js 1.8.3 - * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors - */ - -/** Used as the size to enable large array optimizations. */ -var LARGE_ARRAY_SIZE = 200; - -/** Used to stand-in for `undefined` hash values. */ -var HASH_UNDEFINED = '__lodash_hash_undefined__'; - -/** Used as references for various `Number` constants. */ -var MAX_SAFE_INTEGER = 9007199254740991; - -/** `Object#toString` result references. */ -var argsTag = '[object Arguments]', - arrayTag = '[object Array]', - boolTag = '[object Boolean]', - dateTag = '[object Date]', - errorTag = '[object Error]', - funcTag = '[object Function]', - genTag = '[object GeneratorFunction]', - mapTag = '[object Map]', - numberTag = '[object Number]', - objectTag = '[object Object]', - promiseTag = '[object Promise]', - regexpTag = '[object RegExp]', - setTag = '[object Set]', - stringTag = '[object String]', - symbolTag = '[object Symbol]', - weakMapTag = '[object WeakMap]'; - -var arrayBufferTag = '[object ArrayBuffer]', - dataViewTag = '[object DataView]', - float32Tag = '[object Float32Array]', - float64Tag = '[object Float64Array]', - int8Tag = '[object Int8Array]', - int16Tag = '[object Int16Array]', - int32Tag = '[object Int32Array]', - uint8Tag = '[object Uint8Array]', - uint8ClampedTag = '[object Uint8ClampedArray]', - uint16Tag = '[object Uint16Array]', - uint32Tag = '[object Uint32Array]'; - -/** - * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). - */ -var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; - -/** Used to match `RegExp` flags from their coerced string values. */ -var reFlags = /\w*$/; - -/** Used to detect host constructors (Safari). */ -var reIsHostCtor = /^\[object .+?Constructor\]$/; - -/** Used to detect unsigned integer values. */ -var reIsUint = /^(?:0|[1-9]\d*)$/; - -/** Used to identify `toStringTag` values supported by `_.clone`. */ -var cloneableTags = {}; -cloneableTags[argsTag] = cloneableTags[arrayTag] = -cloneableTags[arrayBufferTag] = cloneableTags[dataViewTag] = -cloneableTags[boolTag] = cloneableTags[dateTag] = -cloneableTags[float32Tag] = cloneableTags[float64Tag] = -cloneableTags[int8Tag] = cloneableTags[int16Tag] = -cloneableTags[int32Tag] = cloneableTags[mapTag] = -cloneableTags[numberTag] = cloneableTags[objectTag] = -cloneableTags[regexpTag] = cloneableTags[setTag] = -cloneableTags[stringTag] = cloneableTags[symbolTag] = -cloneableTags[uint8Tag] = cloneableTags[uint8ClampedTag] = -cloneableTags[uint16Tag] = cloneableTags[uint32Tag] = true; -cloneableTags[errorTag] = cloneableTags[funcTag] = -cloneableTags[weakMapTag] = false; - -/** Used to determine if values are of the language type `Object`. */ -var objectTypes = { - 'function': true, - 'object': true -}; - -/** Detect free variable `exports`. */ -var freeExports = (objectTypes[typeof exports] && exports && !exports.nodeType) - ? exports - : undefined; - -/** Detect free variable `module`. */ -var freeModule = (objectTypes[typeof module] && module && !module.nodeType) - ? module - : undefined; - -/** Detect the popular CommonJS extension `module.exports`. */ -var moduleExports = (freeModule && freeModule.exports === freeExports) - ? freeExports - : undefined; - -/** Detect free variable `global` from Node.js. */ -var freeGlobal = checkGlobal(freeExports && freeModule && typeof global == 'object' && global); - -/** Detect free variable `self`. */ -var freeSelf = checkGlobal(objectTypes[typeof self] && self); - -/** Detect free variable `window`. */ -var freeWindow = checkGlobal(objectTypes[typeof window] && window); - -/** Detect `this` as the global object. */ -var thisGlobal = checkGlobal(objectTypes[typeof this] && this); - -/** - * Used as a reference to the global object. - * - * The `this` value is used if it's the global object to avoid Greasemonkey's - * restricted `window` object, otherwise the `window` object is used. - */ -var root = freeGlobal || - ((freeWindow !== (thisGlobal && thisGlobal.window)) && freeWindow) || - freeSelf || thisGlobal || Function('return this')(); - -/** - * Adds the key-value `pair` to `map`. - * - * @private - * @param {Object} map The map to modify. - * @param {Array} pair The key-value pair to add. - * @returns {Object} Returns `map`. - */ -function addMapEntry(map, pair) { - // Don't return `Map#set` because it doesn't return the map instance in IE 11. - map.set(pair[0], pair[1]); - return map; -} - -/** - * Adds `value` to `set`. - * - * @private - * @param {Object} set The set to modify. - * @param {*} value The value to add. - * @returns {Object} Returns `set`. - */ -function addSetEntry(set, value) { - set.add(value); - return set; -} - -/** - * A specialized version of `_.forEach` for arrays without support for - * iteratee shorthands. - * - * @private - * @param {Array} array The array to iterate over. - * @param {Function} iteratee The function invoked per iteration. - * @returns {Array} Returns `array`. - */ -function arrayEach(array, iteratee) { - var index = -1, - length = array.length; - - while (++index < length) { - if (iteratee(array[index], index, array) === false) { - break; - } - } - return array; -} - -/** - * Appends the elements of `values` to `array`. - * - * @private - * @param {Array} array The array to modify. - * @param {Array} values The values to append. - * @returns {Array} Returns `array`. - */ -function arrayPush(array, values) { - var index = -1, - length = values.length, - offset = array.length; - - while (++index < length) { - array[offset + index] = values[index]; - } - return array; -} - -/** - * A specialized version of `_.reduce` for arrays without support for - * iteratee shorthands. - * - * @private - * @param {Array} array The array to iterate over. - * @param {Function} iteratee The function invoked per iteration. - * @param {*} [accumulator] The initial value. - * @param {boolean} [initAccum] Specify using the first element of `array` as - * the initial value. - * @returns {*} Returns the accumulated value. - */ -function arrayReduce(array, iteratee, accumulator, initAccum) { - var index = -1, - length = array.length; - - if (initAccum && length) { - accumulator = array[++index]; - } - while (++index < length) { - accumulator = iteratee(accumulator, array[index], index, array); - } - return accumulator; -} - -/** - * The base implementation of `_.times` without support for iteratee shorthands - * or max array length checks. - * - * @private - * @param {number} n The number of times to invoke `iteratee`. - * @param {Function} iteratee The function invoked per iteration. - * @returns {Array} Returns the array of results. - */ -function baseTimes(n, iteratee) { - var index = -1, - result = Array(n); - - while (++index < n) { - result[index] = iteratee(index); - } - return result; -} - -/** - * Checks if `value` is a global object. - * - * @private - * @param {*} value The value to check. - * @returns {null|Object} Returns `value` if it's a global object, else `null`. - */ -function checkGlobal(value) { - return (value && value.Object === Object) ? value : null; -} - -/** - * Checks if `value` is a host object in IE < 9. - * - * @private - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a host object, else `false`. - */ -function isHostObject(value) { - // Many host objects are `Object` objects that can coerce to strings - // despite having improperly defined `toString` methods. - var result = false; - if (value != null && typeof value.toString != 'function') { - try { - result = !!(value + ''); - } catch (e) {} - } - return result; -} - -/** - * Converts `map` to its key-value pairs. - * - * @private - * @param {Object} map The map to convert. - * @returns {Array} Returns the key-value pairs. - */ -function mapToArray(map) { - var index = -1, - result = Array(map.size); - - map.forEach(function(value, key) { - result[++index] = [key, value]; - }); - return result; -} - -/** - * Converts `set` to an array of its values. - * - * @private - * @param {Object} set The set to convert. - * @returns {Array} Returns the values. - */ -function setToArray(set) { - var index = -1, - result = Array(set.size); - - set.forEach(function(value) { - result[++index] = value; - }); - return result; -} - -/** Used for built-in method references. */ -var arrayProto = Array.prototype, - objectProto = Object.prototype; - -/** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; - -/** Used to check objects for own properties. */ -var hasOwnProperty = objectProto.hasOwnProperty; - -/** - * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) - * of values. - */ -var objectToString = objectProto.toString; - -/** Used to detect if a method is native. */ -var reIsNative = RegExp('^' + - funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&') - .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$' -); - -/** Built-in value references. */ -var Buffer = moduleExports ? root.Buffer : undefined, - Symbol = root.Symbol, - Uint8Array = root.Uint8Array, - getOwnPropertySymbols = Object.getOwnPropertySymbols, - objectCreate = Object.create, - propertyIsEnumerable = objectProto.propertyIsEnumerable, - splice = arrayProto.splice; - -/* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys; - -/* Built-in method references that are verified to be native. */ -var DataView = getNative(root, 'DataView'), - Map = getNative(root, 'Map'), - Promise = getNative(root, 'Promise'), - Set = getNative(root, 'Set'), - WeakMap = getNative(root, 'WeakMap'), - nativeCreate = getNative(Object, 'create'); - -/** Used to detect maps, sets, and weakmaps. */ -var dataViewCtorString = toSource(DataView), - mapCtorString = toSource(Map), - promiseCtorString = toSource(Promise), - setCtorString = toSource(Set), - weakMapCtorString = toSource(WeakMap); - -/** Used to convert symbols to primitives and strings. */ -var symbolProto = Symbol ? Symbol.prototype : undefined, - symbolValueOf = symbolProto ? symbolProto.valueOf : undefined; - -/** - * Creates a hash object. - * - * @private - * @constructor - * @param {Array} [entries] The key-value pairs to cache. - */ -function Hash(entries) { - var index = -1, - length = entries ? entries.length : 0; - - this.clear(); - while (++index < length) { - var entry = entries[index]; - this.set(entry[0], entry[1]); - } -} - -/** - * Removes all key-value entries from the hash. - * - * @private - * @name clear - * @memberOf Hash - */ -function hashClear() { - this.__data__ = nativeCreate ? nativeCreate(null) : {}; -} - -/** - * Removes `key` and its value from the hash. - * - * @private - * @name delete - * @memberOf Hash - * @param {Object} hash The hash to modify. - * @param {string} key The key of the value to remove. - * @returns {boolean} Returns `true` if the entry was removed, else `false`. - */ -function hashDelete(key) { - return this.has(key) && delete this.__data__[key]; -} - -/** - * Gets the hash value for `key`. - * - * @private - * @name get - * @memberOf Hash - * @param {string} key The key of the value to get. - * @returns {*} Returns the entry value. - */ -function hashGet(key) { - var data = this.__data__; - if (nativeCreate) { - var result = data[key]; - return result === HASH_UNDEFINED ? undefined : result; - } - return hasOwnProperty.call(data, key) ? data[key] : undefined; -} - -/** - * Checks if a hash value for `key` exists. - * - * @private - * @name has - * @memberOf Hash - * @param {string} key The key of the entry to check. - * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. - */ -function hashHas(key) { - var data = this.__data__; - return nativeCreate ? data[key] !== undefined : hasOwnProperty.call(data, key); -} - -/** - * Sets the hash `key` to `value`. - * - * @private - * @name set - * @memberOf Hash - * @param {string} key The key of the value to set. - * @param {*} value The value to set. - * @returns {Object} Returns the hash instance. - */ -function hashSet(key, value) { - var data = this.__data__; - data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value; - return this; -} - -// Add methods to `Hash`. -Hash.prototype.clear = hashClear; -Hash.prototype['delete'] = hashDelete; -Hash.prototype.get = hashGet; -Hash.prototype.has = hashHas; -Hash.prototype.set = hashSet; - -/** - * Creates an list cache object. - * - * @private - * @constructor - * @param {Array} [entries] The key-value pairs to cache. - */ -function ListCache(entries) { - var index = -1, - length = entries ? entries.length : 0; - - this.clear(); - while (++index < length) { - var entry = entries[index]; - this.set(entry[0], entry[1]); - } -} - -/** - * Removes all key-value entries from the list cache. - * - * @private - * @name clear - * @memberOf ListCache - */ -function listCacheClear() { - this.__data__ = []; -} - -/** - * Removes `key` and its value from the list cache. - * - * @private - * @name delete - * @memberOf ListCache - * @param {string} key The key of the value to remove. - * @returns {boolean} Returns `true` if the entry was removed, else `false`. - */ -function listCacheDelete(key) { - var data = this.__data__, - index = assocIndexOf(data, key); - - if (index < 0) { - return false; - } - var lastIndex = data.length - 1; - if (index == lastIndex) { - data.pop(); - } else { - splice.call(data, index, 1); - } - return true; -} - -/** - * Gets the list cache value for `key`. - * - * @private - * @name get - * @memberOf ListCache - * @param {string} key The key of the value to get. - * @returns {*} Returns the entry value. - */ -function listCacheGet(key) { - var data = this.__data__, - index = assocIndexOf(data, key); - - return index < 0 ? undefined : data[index][1]; -} - -/** - * Checks if a list cache value for `key` exists. - * - * @private - * @name has - * @memberOf ListCache - * @param {string} key The key of the entry to check. - * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. - */ -function listCacheHas(key) { - return assocIndexOf(this.__data__, key) > -1; -} - -/** - * Sets the list cache `key` to `value`. - * - * @private - * @name set - * @memberOf ListCache - * @param {string} key The key of the value to set. - * @param {*} value The value to set. - * @returns {Object} Returns the list cache instance. - */ -function listCacheSet(key, value) { - var data = this.__data__, - index = assocIndexOf(data, key); - - if (index < 0) { - data.push([key, value]); - } else { - data[index][1] = value; - } - return this; -} - -// Add methods to `ListCache`. -ListCache.prototype.clear = listCacheClear; -ListCache.prototype['delete'] = listCacheDelete; -ListCache.prototype.get = listCacheGet; -ListCache.prototype.has = listCacheHas; -ListCache.prototype.set = listCacheSet; - -/** - * Creates a map cache object to store key-value pairs. - * - * @private - * @constructor - * @param {Array} [entries] The key-value pairs to cache. - */ -function MapCache(entries) { - var index = -1, - length = entries ? entries.length : 0; - - this.clear(); - while (++index < length) { - var entry = entries[index]; - this.set(entry[0], entry[1]); - } -} - -/** - * Removes all key-value entries from the map. - * - * @private - * @name clear - * @memberOf MapCache - */ -function mapCacheClear() { - this.__data__ = { - 'hash': new Hash, - 'map': new (Map || ListCache), - 'string': new Hash - }; -} - -/** - * Removes `key` and its value from the map. - * - * @private - * @name delete - * @memberOf MapCache - * @param {string} key The key of the value to remove. - * @returns {boolean} Returns `true` if the entry was removed, else `false`. - */ -function mapCacheDelete(key) { - return getMapData(this, key)['delete'](key); -} - -/** - * Gets the map value for `key`. - * - * @private - * @name get - * @memberOf MapCache - * @param {string} key The key of the value to get. - * @returns {*} Returns the entry value. - */ -function mapCacheGet(key) { - return getMapData(this, key).get(key); -} - -/** - * Checks if a map value for `key` exists. - * - * @private - * @name has - * @memberOf MapCache - * @param {string} key The key of the entry to check. - * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. - */ -function mapCacheHas(key) { - return getMapData(this, key).has(key); -} - -/** - * Sets the map `key` to `value`. - * - * @private - * @name set - * @memberOf MapCache - * @param {string} key The key of the value to set. - * @param {*} value The value to set. - * @returns {Object} Returns the map cache instance. - */ -function mapCacheSet(key, value) { - getMapData(this, key).set(key, value); - return this; -} - -// Add methods to `MapCache`. -MapCache.prototype.clear = mapCacheClear; -MapCache.prototype['delete'] = mapCacheDelete; -MapCache.prototype.get = mapCacheGet; -MapCache.prototype.has = mapCacheHas; -MapCache.prototype.set = mapCacheSet; - -/** - * Creates a stack cache object to store key-value pairs. - * - * @private - * @constructor - * @param {Array} [entries] The key-value pairs to cache. - */ -function Stack(entries) { - this.__data__ = new ListCache(entries); -} - -/** - * Removes all key-value entries from the stack. - * - * @private - * @name clear - * @memberOf Stack - */ -function stackClear() { - this.__data__ = new ListCache; -} - -/** - * Removes `key` and its value from the stack. - * - * @private - * @name delete - * @memberOf Stack - * @param {string} key The key of the value to remove. - * @returns {boolean} Returns `true` if the entry was removed, else `false`. - */ -function stackDelete(key) { - return this.__data__['delete'](key); -} - -/** - * Gets the stack value for `key`. - * - * @private - * @name get - * @memberOf Stack - * @param {string} key The key of the value to get. - * @returns {*} Returns the entry value. - */ -function stackGet(key) { - return this.__data__.get(key); -} - -/** - * Checks if a stack value for `key` exists. - * - * @private - * @name has - * @memberOf Stack - * @param {string} key The key of the entry to check. - * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. - */ -function stackHas(key) { - return this.__data__.has(key); -} - -/** - * Sets the stack `key` to `value`. - * - * @private - * @name set - * @memberOf Stack - * @param {string} key The key of the value to set. - * @param {*} value The value to set. - * @returns {Object} Returns the stack cache instance. - */ -function stackSet(key, value) { - var cache = this.__data__; - if (cache instanceof ListCache && cache.__data__.length == LARGE_ARRAY_SIZE) { - cache = this.__data__ = new MapCache(cache.__data__); - } - cache.set(key, value); - return this; -} - -// Add methods to `Stack`. -Stack.prototype.clear = stackClear; -Stack.prototype['delete'] = stackDelete; -Stack.prototype.get = stackGet; -Stack.prototype.has = stackHas; -Stack.prototype.set = stackSet; - -/** - * Assigns `value` to `key` of `object` if the existing value is not equivalent - * using [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) - * for equality comparisons. - * - * @private - * @param {Object} object The object to modify. - * @param {string} key The key of the property to assign. - * @param {*} value The value to assign. - */ -function assignValue(object, key, value) { - var objValue = object[key]; - if (!(hasOwnProperty.call(object, key) && eq(objValue, value)) || - (value === undefined && !(key in object))) { - object[key] = value; - } -} - -/** - * Gets the index at which the `key` is found in `array` of key-value pairs. - * - * @private - * @param {Array} array The array to search. - * @param {*} key The key to search for. - * @returns {number} Returns the index of the matched value, else `-1`. - */ -function assocIndexOf(array, key) { - var length = array.length; - while (length--) { - if (eq(array[length][0], key)) { - return length; - } - } - return -1; -} - -/** - * The base implementation of `_.assign` without support for multiple sources - * or `customizer` functions. - * - * @private - * @param {Object} object The destination object. - * @param {Object} source The source object. - * @returns {Object} Returns `object`. - */ -function baseAssign(object, source) { - return object && copyObject(source, keys(source), object); -} - -/** - * The base implementation of `_.clone` and `_.cloneDeep` which tracks - * traversed objects. - * - * @private - * @param {*} value The value to clone. - * @param {boolean} [isDeep] Specify a deep clone. - * @param {boolean} [isFull] Specify a clone including symbols. - * @param {Function} [customizer] The function to customize cloning. - * @param {string} [key] The key of `value`. - * @param {Object} [object] The parent object of `value`. - * @param {Object} [stack] Tracks traversed objects and their clone counterparts. - * @returns {*} Returns the cloned value. - */ -function baseClone(value, isDeep, isFull, customizer, key, object, stack) { - var result; - if (customizer) { - result = object ? customizer(value, key, object, stack) : customizer(value); - } - if (result !== undefined) { - return result; - } - if (!isObject(value)) { - return value; - } - var isArr = isArray(value); - if (isArr) { - result = initCloneArray(value); - if (!isDeep) { - return copyArray(value, result); - } - } else { - var tag = getTag(value), - isFunc = tag == funcTag || tag == genTag; - - if (isBuffer(value)) { - return cloneBuffer(value, isDeep); - } - if (tag == objectTag || tag == argsTag || (isFunc && !object)) { - if (isHostObject(value)) { - return object ? value : {}; - } - result = initCloneObject(isFunc ? {} : value); - if (!isDeep) { - return copySymbols(value, baseAssign(result, value)); - } - } else { - if (!cloneableTags[tag]) { - return object ? value : {}; - } - result = initCloneByTag(value, tag, baseClone, isDeep); - } - } - // Check for circular references and return its corresponding clone. - stack || (stack = new Stack); - var stacked = stack.get(value); - if (stacked) { - return stacked; - } - stack.set(value, result); - - if (!isArr) { - var props = isFull ? getAllKeys(value) : keys(value); - } - // Recursively populate clone (susceptible to call stack limits). - arrayEach(props || value, function(subValue, key) { - if (props) { - key = subValue; - subValue = value[key]; - } - assignValue(result, key, baseClone(subValue, isDeep, isFull, customizer, key, value, stack)); - }); - return result; -} - -/** - * The base implementation of `_.create` without support for assigning - * properties to the created object. - * - * @private - * @param {Object} prototype The object to inherit from. - * @returns {Object} Returns the new object. - */ -function baseCreate(proto) { - return isObject(proto) ? objectCreate(proto) : {}; -} - -/** - * The base implementation of `getAllKeys` and `getAllKeysIn` which uses - * `keysFunc` and `symbolsFunc` to get the enumerable property names and - * symbols of `object`. - * - * @private - * @param {Object} object The object to query. - * @param {Function} keysFunc The function to get the keys of `object`. - * @param {Function} symbolsFunc The function to get the symbols of `object`. - * @returns {Array} Returns the array of property names and symbols. - */ -function baseGetAllKeys(object, keysFunc, symbolsFunc) { - var result = keysFunc(object); - return isArray(object) ? result : arrayPush(result, symbolsFunc(object)); -} - -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} object The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null); -} - -/** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. - * - * @private - * @param {Object} object The object to query. - * @returns {Array} Returns the array of property names. - */ -function baseKeys(object) { - return nativeKeys(Object(object)); -} - -/** - * The base implementation of `_.property` without support for deep paths. - * - * @private - * @param {string} key The key of the property to get. - * @returns {Function} Returns the new accessor function. - */ -function baseProperty(key) { - return function(object) { - return object == null ? undefined : object[key]; - }; -} - -/** - * Creates a clone of `buffer`. - * - * @private - * @param {Buffer} buffer The buffer to clone. - * @param {boolean} [isDeep] Specify a deep clone. - * @returns {Buffer} Returns the cloned buffer. - */ -function cloneBuffer(buffer, isDeep) { - if (isDeep) { - return buffer.slice(); - } - var result = new buffer.constructor(buffer.length); - buffer.copy(result); - return result; -} - -/** - * Creates a clone of `arrayBuffer`. - * - * @private - * @param {ArrayBuffer} arrayBuffer The array buffer to clone. - * @returns {ArrayBuffer} Returns the cloned array buffer. - */ -function cloneArrayBuffer(arrayBuffer) { - var result = new arrayBuffer.constructor(arrayBuffer.byteLength); - new Uint8Array(result).set(new Uint8Array(arrayBuffer)); - return result; -} - -/** - * Creates a clone of `dataView`. - * - * @private - * @param {Object} dataView The data view to clone. - * @param {boolean} [isDeep] Specify a deep clone. - * @returns {Object} Returns the cloned data view. - */ -function cloneDataView(dataView, isDeep) { - var buffer = isDeep ? cloneArrayBuffer(dataView.buffer) : dataView.buffer; - return new dataView.constructor(buffer, dataView.byteOffset, dataView.byteLength); -} - -/** - * Creates a clone of `map`. - * - * @private - * @param {Object} map The map to clone. - * @param {Function} cloneFunc The function to clone values. - * @param {boolean} [isDeep] Specify a deep clone. - * @returns {Object} Returns the cloned map. - */ -function cloneMap(map, isDeep, cloneFunc) { - var array = isDeep ? cloneFunc(mapToArray(map), true) : mapToArray(map); - return arrayReduce(array, addMapEntry, new map.constructor); -} - -/** - * Creates a clone of `regexp`. - * - * @private - * @param {Object} regexp The regexp to clone. - * @returns {Object} Returns the cloned regexp. - */ -function cloneRegExp(regexp) { - var result = new regexp.constructor(regexp.source, reFlags.exec(regexp)); - result.lastIndex = regexp.lastIndex; - return result; -} - -/** - * Creates a clone of `set`. - * - * @private - * @param {Object} set The set to clone. - * @param {Function} cloneFunc The function to clone values. - * @param {boolean} [isDeep] Specify a deep clone. - * @returns {Object} Returns the cloned set. - */ -function cloneSet(set, isDeep, cloneFunc) { - var array = isDeep ? cloneFunc(setToArray(set), true) : setToArray(set); - return arrayReduce(array, addSetEntry, new set.constructor); -} - -/** - * Creates a clone of the `symbol` object. - * - * @private - * @param {Object} symbol The symbol object to clone. - * @returns {Object} Returns the cloned symbol object. - */ -function cloneSymbol(symbol) { - return symbolValueOf ? Object(symbolValueOf.call(symbol)) : {}; -} - -/** - * Creates a clone of `typedArray`. - * - * @private - * @param {Object} typedArray The typed array to clone. - * @param {boolean} [isDeep] Specify a deep clone. - * @returns {Object} Returns the cloned typed array. - */ -function cloneTypedArray(typedArray, isDeep) { - var buffer = isDeep ? cloneArrayBuffer(typedArray.buffer) : typedArray.buffer; - return new typedArray.constructor(buffer, typedArray.byteOffset, typedArray.length); -} - -/** - * Copies the values of `source` to `array`. - * - * @private - * @param {Array} source The array to copy values from. - * @param {Array} [array=[]] The array to copy values to. - * @returns {Array} Returns `array`. - */ -function copyArray(source, array) { - var index = -1, - length = source.length; - - array || (array = Array(length)); - while (++index < length) { - array[index] = source[index]; - } - return array; -} - -/** - * Copies properties of `source` to `object`. - * - * @private - * @param {Object} source The object to copy properties from. - * @param {Array} props The property identifiers to copy. - * @param {Object} [object={}] The object to copy properties to. - * @param {Function} [customizer] The function to customize copied values. - * @returns {Object} Returns `object`. - */ -function copyObject(source, props, object, customizer) { - object || (object = {}); - - var index = -1, - length = props.length; - - while (++index < length) { - var key = props[index]; - - var newValue = customizer - ? customizer(object[key], source[key], key, object, source) - : source[key]; - - assignValue(object, key, newValue); - } - return object; -} - -/** - * Copies own symbol properties of `source` to `object`. - * - * @private - * @param {Object} source The object to copy symbols from. - * @param {Object} [object={}] The object to copy symbols to. - * @returns {Object} Returns `object`. - */ -function copySymbols(source, object) { - return copyObject(source, getSymbols(source), object); -} - -/** - * Creates an array of own enumerable property names and symbols of `object`. - * - * @private - * @param {Object} object The object to query. - * @returns {Array} Returns the array of property names and symbols. - */ -function getAllKeys(object) { - return baseGetAllKeys(object, keys, getSymbols); -} - -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - -/** - * Gets the data for `map`. - * - * @private - * @param {Object} map The map to query. - * @param {string} key The reference key. - * @returns {*} Returns the map data. - */ -function getMapData(map, key) { - var data = map.__data__; - return isKeyable(key) - ? data[typeof key == 'string' ? 'string' : 'hash'] - : data.map; -} - -/** - * Gets the native function at `key` of `object`. - * - * @private - * @param {Object} object The object to query. - * @param {string} key The key of the method to get. - * @returns {*} Returns the function if it's native, else `undefined`. - */ -function getNative(object, key) { - var value = object[key]; - return isNative(value) ? value : undefined; -} - -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -function getPrototype(value) { - return nativeGetPrototype(Object(value)); -} - -/** - * Creates an array of the own enumerable symbol properties of `object`. - * - * @private - * @param {Object} object The object to query. - * @returns {Array} Returns the array of symbols. - */ -function getSymbols(object) { - // Coerce `object` to an object to avoid non-object errors in V8. - // See https://bugs.chromium.org/p/v8/issues/detail?id=3443 for more details. - return getOwnPropertySymbols(Object(object)); -} - -// Fallback for IE < 11. -if (!getOwnPropertySymbols) { - getSymbols = function() { - return []; - }; -} - -/** - * Gets the `toStringTag` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {string} Returns the `toStringTag`. - */ -function getTag(value) { - return objectToString.call(value); -} - -// Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. -if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || - (Map && getTag(new Map) != mapTag) || - (Promise && getTag(Promise.resolve()) != promiseTag) || - (Set && getTag(new Set) != setTag) || - (WeakMap && getTag(new WeakMap) != weakMapTag)) { - getTag = function(value) { - var result = objectToString.call(value), - Ctor = result == objectTag ? value.constructor : undefined, - ctorString = Ctor ? toSource(Ctor) : undefined; - - if (ctorString) { - switch (ctorString) { - case dataViewCtorString: return dataViewTag; - case mapCtorString: return mapTag; - case promiseCtorString: return promiseTag; - case setCtorString: return setTag; - case weakMapCtorString: return weakMapTag; - } - } - return result; - }; -} - -/** - * Initializes an array clone. - * - * @private - * @param {Array} array The array to clone. - * @returns {Array} Returns the initialized clone. - */ -function initCloneArray(array) { - var length = array.length, - result = array.constructor(length); - - // Add properties assigned by `RegExp#exec`. - if (length && typeof array[0] == 'string' && hasOwnProperty.call(array, 'index')) { - result.index = array.index; - result.input = array.input; - } - return result; -} - -/** - * Initializes an object clone. - * - * @private - * @param {Object} object The object to clone. - * @returns {Object} Returns the initialized clone. - */ -function initCloneObject(object) { - return (typeof object.constructor == 'function' && !isPrototype(object)) - ? baseCreate(getPrototype(object)) - : {}; -} - -/** - * Initializes an object clone based on its `toStringTag`. - * - * **Note:** This function only supports cloning values with tags of - * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`. - * - * @private - * @param {Object} object The object to clone. - * @param {string} tag The `toStringTag` of the object to clone. - * @param {Function} cloneFunc The function to clone values. - * @param {boolean} [isDeep] Specify a deep clone. - * @returns {Object} Returns the initialized clone. - */ -function initCloneByTag(object, tag, cloneFunc, isDeep) { - var Ctor = object.constructor; - switch (tag) { - case arrayBufferTag: - return cloneArrayBuffer(object); - - case boolTag: - case dateTag: - return new Ctor(+object); - - case dataViewTag: - return cloneDataView(object, isDeep); - - case float32Tag: case float64Tag: - case int8Tag: case int16Tag: case int32Tag: - case uint8Tag: case uint8ClampedTag: case uint16Tag: case uint32Tag: - return cloneTypedArray(object, isDeep); - - case mapTag: - return cloneMap(object, isDeep, cloneFunc); - - case numberTag: - case stringTag: - return new Ctor(object); - - case regexpTag: - return cloneRegExp(object); - - case setTag: - return cloneSet(object, isDeep, cloneFunc); - - case symbolTag: - return cloneSymbol(object); - } -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; -} - -/** - * Checks if `value` is a valid array-like index. - * - * @private - * @param {*} value The value to check. - * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index. - * @returns {boolean} Returns `true` if `value` is a valid index, else `false`. - */ -function isIndex(value, length) { - length = length == null ? MAX_SAFE_INTEGER : length; - return !!length && - (typeof value == 'number' || reIsUint.test(value)) && - (value > -1 && value % 1 == 0 && value < length); -} - -/** - * Checks if `value` is suitable for use as unique object key. - * - * @private - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is suitable, else `false`. - */ -function isKeyable(value) { - var type = typeof value; - return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean') - ? (value !== '__proto__') - : (value === null); -} - -/** - * Checks if `value` is likely a prototype object. - * - * @private - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a prototype, else `false`. - */ -function isPrototype(value) { - var Ctor = value && value.constructor, - proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto; - - return value === proto; -} - -/** - * Converts `func` to its source code. - * - * @private - * @param {Function} func The function to process. - * @returns {string} Returns the source code. - */ -function toSource(func) { - if (func != null) { - try { - return funcToString.call(func); - } catch (e) {} - try { - return (func + ''); - } catch (e) {} - } - return ''; -} - -/** - * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) - * comparison between two values to determine if they are equivalent. - * - * @static - * @memberOf _ - * @since 4.0.0 - * @category Lang - * @param {*} value The value to compare. - * @param {*} other The other value to compare. - * @returns {boolean} Returns `true` if the values are equivalent, else `false`. - * @example - * - * var object = { 'user': 'fred' }; - * var other = { 'user': 'fred' }; - * - * _.eq(object, object); - * // => true - * - * _.eq(object, other); - * // => false - * - * _.eq('a', 'a'); - * // => true - * - * _.eq('a', Object('a')); - * // => false - * - * _.eq(NaN, NaN); - * // => true - */ -function eq(value, other) { - return value === other || (value !== value && other !== other); -} - -/** - * Checks if `value` is likely an `arguments` object. - * - * @static - * @memberOf _ - * @since 0.1.0 - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. - * @example - * - * _.isArguments(function() { return arguments; }()); - * // => true - * - * _.isArguments([1, 2, 3]); - * // => false - */ -function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. - return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && - (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); -} - -/** - * Checks if `value` is classified as an `Array` object. - * - * @static - * @memberOf _ - * @since 0.1.0 - * @type {Function} - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. - * @example - * - * _.isArray([1, 2, 3]); - * // => true - * - * _.isArray(document.body.children); - * // => false - * - * _.isArray('abc'); - * // => false - * - * _.isArray(_.noop); - * // => false - */ -var isArray = Array.isArray; - -/** - * Checks if `value` is array-like. A value is considered array-like if it's - * not a function and has a `value.length` that's an integer greater than or - * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`. - * - * @static - * @memberOf _ - * @since 4.0.0 - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is array-like, else `false`. - * @example - * - * _.isArrayLike([1, 2, 3]); - * // => true - * - * _.isArrayLike(document.body.children); - * // => true - * - * _.isArrayLike('abc'); - * // => true - * - * _.isArrayLike(_.noop); - * // => false - */ -function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); -} - -/** - * This method is like `_.isArrayLike` except that it also checks if `value` - * is an object. - * - * @static - * @memberOf _ - * @since 4.0.0 - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is an array-like object, - * else `false`. - * @example - * - * _.isArrayLikeObject([1, 2, 3]); - * // => true - * - * _.isArrayLikeObject(document.body.children); - * // => true - * - * _.isArrayLikeObject('abc'); - * // => false - * - * _.isArrayLikeObject(_.noop); - * // => false - */ -function isArrayLikeObject(value) { - return isObjectLike(value) && isArrayLike(value); -} - -/** - * Checks if `value` is a buffer. - * - * @static - * @memberOf _ - * @since 4.3.0 - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a buffer, else `false`. - * @example - * - * _.isBuffer(new Buffer(2)); - * // => true - * - * _.isBuffer(new Uint8Array(2)); - * // => false - */ -var isBuffer = !Buffer ? constant(false) : function(value) { - return value instanceof Buffer; -}; - -/** - * Checks if `value` is classified as a `Function` object. - * - * @static - * @memberOf _ - * @since 0.1.0 - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. - * @example - * - * _.isFunction(_); - * // => true - * - * _.isFunction(/abc/); - * // => false - */ -function isFunction(value) { - // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. - var tag = isObject(value) ? objectToString.call(value) : ''; - return tag == funcTag || tag == genTag; -} - -/** - * Checks if `value` is a valid array-like length. - * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). - * - * @static - * @memberOf _ - * @since 4.0.0 - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. - * @example - * - * _.isLength(3); - * // => true - * - * _.isLength(Number.MIN_VALUE); - * // => false - * - * _.isLength(Infinity); - * // => false - * - * _.isLength('3'); - * // => false - */ -function isLength(value) { - return typeof value == 'number' && - value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER; -} - -/** - * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) - * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) - * - * @static - * @memberOf _ - * @since 0.1.0 - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is an object, else `false`. - * @example - * - * _.isObject({}); - * // => true - * - * _.isObject([1, 2, 3]); - * // => true - * - * _.isObject(_.noop); - * // => true - * - * _.isObject(null); - * // => false - */ -function isObject(value) { - var type = typeof value; - return !!value && (type == 'object' || type == 'function'); -} - -/** - * Checks if `value` is object-like. A value is object-like if it's not `null` - * and has a `typeof` result of "object". - * - * @static - * @memberOf _ - * @since 4.0.0 - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is object-like, else `false`. - * @example - * - * _.isObjectLike({}); - * // => true - * - * _.isObjectLike([1, 2, 3]); - * // => true - * - * _.isObjectLike(_.noop); - * // => false - * - * _.isObjectLike(null); - * // => false - */ -function isObjectLike(value) { - return !!value && typeof value == 'object'; -} - -/** - * Checks if `value` is a native function. - * - * @static - * @memberOf _ - * @since 3.0.0 - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a native function, - * else `false`. - * @example - * - * _.isNative(Array.prototype.push); - * // => true - * - * _.isNative(_); - * // => false - */ -function isNative(value) { - if (!isObject(value)) { - return false; - } - var pattern = (isFunction(value) || isHostObject(value)) ? reIsNative : reIsHostCtor; - return pattern.test(toSource(value)); -} - -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - -/** - * Creates an array of the own enumerable property names of `object`. - * - * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) - * for more details. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Object - * @param {Object} object The object to query. - * @returns {Array} Returns the array of property names. - * @example - * - * function Foo() { - * this.a = 1; - * this.b = 2; - * } - * - * Foo.prototype.c = 3; - * - * _.keys(new Foo); - * // => ['a', 'b'] (iteration order is not guaranteed) - * - * _.keys('hi'); - * // => ['0', '1'] - */ -function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; -} - -/** - * Creates a function that returns `value`. - * - * @static - * @memberOf _ - * @since 2.4.0 - * @category Util - * @param {*} value The value to return from the new function. - * @returns {Function} Returns the new constant function. - * @example - * - * var object = { 'user': 'fred' }; - * var getter = _.constant(object); - * - * getter() === object; - * // => true - */ -function constant(value) { - return function() { - return value; - }; -} - -module.exports = baseClone; diff --git a/lodash._baseiteratee/LICENSE b/lodash._baseiteratee/LICENSE index bcbe13d67..e0c69d560 100644 --- a/lodash._baseiteratee/LICENSE +++ b/lodash._baseiteratee/LICENSE @@ -1,23 +1,47 @@ -The MIT License (MIT) +Copyright jQuery Foundation and other contributors -Copyright 2012-2016 The Dojo Foundation -Based on Underscore.js, copyright 2009-2016 Jeremy Ashkenas, +Based on Underscore.js, copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: +This software consists of voluntary contributions made by many +individuals. For exact contribution history, see the revision history +available at https://github.com/lodash/lodash -The above copyright notice and this permission notice shall be included in all -copies or substantial portions of the Software. +The following license applies to all parts of this software except as +documented below: -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -SOFTWARE. +==== + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice shall be +included in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +==== + +Copyright and related rights for sample code are waived via CC0. Sample +code is defined as all source code displayed within the prose of the +documentation. + +CC0: http://creativecommons.org/publicdomain/zero/1.0/ + +==== + +Files located in the node_modules and vendor directories are externally +maintained libraries used by this software which have their own +licenses; we recommend you read them, as their terms may differ from the +terms above. diff --git a/lodash._baseiteratee/README.md b/lodash._baseiteratee/README.md index 0d85fe457..de3c7b6b5 100644 --- a/lodash._baseiteratee/README.md +++ b/lodash._baseiteratee/README.md @@ -1,4 +1,4 @@ -# lodash._baseiteratee v4.5.2 +# lodash._baseiteratee v4.6.0 The internal [lodash](https://lodash.com/) function `baseIteratee` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var baseIteratee = require('lodash._baseiteratee'); ``` -See the [package source](https://github.com/lodash/lodash/blob/4.5.2-npm-packages/lodash._baseiteratee) for more details. +See the [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash._baseiteratee) for more details. diff --git a/lodash._baseiteratee/index.js b/lodash._baseiteratee/index.js index 8af4f0f78..ba5062589 100644 --- a/lodash._baseiteratee/index.js +++ b/lodash._baseiteratee/index.js @@ -1,11 +1,12 @@ /** - * lodash 4.5.2 (Custom Build) + * lodash 4.6.0 (Custom Build) * Build: `lodash modularize exports="npm" -o ./` - * Copyright 2012-2016 The Dojo Foundation + * Copyright jQuery Foundation and other contributors + * Released under MIT license * Based on Underscore.js 1.8.3 - * Copyright 2009-2016 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors - * Available under MIT license + * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors */ +var stringToPath = require('lodash._stringtopath'); /** Used as the size to enable large array optimizations. */ var LARGE_ARRAY_SIZE = 200; @@ -18,8 +19,7 @@ var UNORDERED_COMPARE_FLAG = 1, PARTIAL_COMPARE_FLAG = 2; /** Used as references for various `Number` constants. */ -var INFINITY = 1 / 0, - MAX_SAFE_INTEGER = 9007199254740991; +var MAX_SAFE_INTEGER = 9007199254740991; /** `Object#toString` result references. */ var argsTag = '[object Arguments]', @@ -32,6 +32,7 @@ var argsTag = '[object Arguments]', mapTag = '[object Map]', numberTag = '[object Number]', objectTag = '[object Object]', + promiseTag = '[object Promise]', regexpTag = '[object RegExp]', setTag = '[object Set]', stringTag = '[object String]', @@ -39,6 +40,7 @@ var argsTag = '[object Arguments]', weakMapTag = '[object WeakMap]'; var arrayBufferTag = '[object ArrayBuffer]', + dataViewTag = '[object DataView]', float32Tag = '[object Float32Array]', float64Tag = '[object Float64Array]', int8Tag = '[object Int8Array]', @@ -51,16 +53,12 @@ var arrayBufferTag = '[object ArrayBuffer]', /** Used to match property names within property paths. */ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, - reIsPlainProp = /^\w*$/, - rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]/g; + reIsPlainProp = /^\w*$/; /** Used to match `RegExp` [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; -/** Used to match backslashes in property paths. */ -var reEscapeChar = /\\(\\)?/g; - -/** Used to detect host constructors (Safari > 5). */ +/** Used to detect host constructors (Safari). */ var reIsHostCtor = /^\[object .+?Constructor\]$/; /** Used to detect unsigned integer values. */ @@ -75,11 +73,12 @@ typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] = typedArrayTags[uint32Tag] = true; typedArrayTags[argsTag] = typedArrayTags[arrayTag] = typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] = -typedArrayTags[dateTag] = typedArrayTags[errorTag] = -typedArrayTags[funcTag] = typedArrayTags[mapTag] = -typedArrayTags[numberTag] = typedArrayTags[objectTag] = -typedArrayTags[regexpTag] = typedArrayTags[setTag] = -typedArrayTags[stringTag] = typedArrayTags[weakMapTag] = false; +typedArrayTags[dataViewTag] = typedArrayTags[dateTag] = +typedArrayTags[errorTag] = typedArrayTags[funcTag] = +typedArrayTags[mapTag] = typedArrayTags[numberTag] = +typedArrayTags[objectTag] = typedArrayTags[regexpTag] = +typedArrayTags[setTag] = typedArrayTags[stringTag] = +typedArrayTags[weakMapTag] = false; /** Used to determine if values are of the language type `Object`. */ var objectTypes = { @@ -146,7 +145,8 @@ function arrayMap(array, iteratee) { * @private * @param {Array} array The array to iterate over. * @param {Function} predicate The function invoked per iteration. - * @returns {boolean} Returns `true` if any element passes the predicate check, else `false`. + * @returns {boolean} Returns `true` if any element passes the predicate check, + * else `false`. */ function arraySome(array, predicate) { var index = -1, @@ -297,28 +297,31 @@ var reIsNative = RegExp('^' + /** Built-in value references. */ var Symbol = root.Symbol, Uint8Array = root.Uint8Array, - getPrototypeOf = Object.getPrototypeOf, propertyIsEnumerable = objectProto.propertyIsEnumerable, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeKeys = Object.keys; +var nativeGetPrototype = Object.getPrototypeOf, + nativeKeys = Object.keys; /* Built-in method references that are verified to be native. */ -var Map = getNative(root, 'Map'), +var DataView = getNative(root, 'DataView'), + Map = getNative(root, 'Map'), + Promise = getNative(root, 'Promise'), Set = getNative(root, 'Set'), WeakMap = getNative(root, 'WeakMap'), nativeCreate = getNative(Object, 'create'); /** Used to detect maps, sets, and weakmaps. */ -var mapCtorString = Map ? funcToString.call(Map) : '', +var dataViewCtorString = DataView ? (DataView + '') : '', + mapCtorString = Map ? funcToString.call(Map) : '', + promiseCtorString = Promise ? funcToString.call(Promise) : '', setCtorString = Set ? funcToString.call(Set) : '', weakMapCtorString = WeakMap ? funcToString.call(WeakMap) : ''; /** Used to convert symbols to primitives and strings. */ var symbolProto = Symbol ? Symbol.prototype : undefined, - symbolValueOf = symbolProto ? symbolProto.valueOf : undefined, - symbolToString = symbolProto ? symbolProto.toString : undefined; + symbolValueOf = symbolProto ? symbolProto.valueOf : undefined; /** * Creates an hash object. @@ -381,6 +384,9 @@ function hashSet(hash, key, value) { hash[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value; } +// Avoid inheriting from `Object.prototype` when possible. +Hash.prototype = nativeCreate ? nativeCreate(null) : objectProto; + /** * Creates a map cache object to store key-value pairs. * @@ -473,7 +479,7 @@ function mapHas(key) { * @memberOf MapCache * @param {string} key The key of the value to set. * @param {*} value The value to set. - * @returns {Object} Returns the map cache object. + * @returns {Object} Returns the map cache instance. */ function mapSet(key, value) { var data = this.__data__; @@ -487,6 +493,13 @@ function mapSet(key, value) { return this; } +// Add methods to `MapCache`. +MapCache.prototype.clear = mapClear; +MapCache.prototype['delete'] = mapDelete; +MapCache.prototype.get = mapGet; +MapCache.prototype.has = mapHas; +MapCache.prototype.set = mapSet; + /** * Creates a stack cache object to store key-value pairs. * @@ -572,7 +585,7 @@ function stackHas(key) { * @memberOf Stack * @param {string} key The key of the value to set. * @param {*} value The value to set. - * @returns {Object} Returns the stack cache object. + * @returns {Object} Returns the stack cache instance. */ function stackSet(key, value) { var data = this.__data__, @@ -593,11 +606,18 @@ function stackSet(key, value) { return this; } +// Add methods to `Stack`. +Stack.prototype.clear = stackClear; +Stack.prototype['delete'] = stackDelete; +Stack.prototype.get = stackGet; +Stack.prototype.has = stackHas; +Stack.prototype.set = stackSet; + /** * Removes `key` and its value from the associative array. * * @private - * @param {Array} array The array to query. + * @param {Array} array The array to modify. * @param {string} key The key of the value to remove. * @returns {boolean} Returns `true` if the entry was removed, else `false`. */ @@ -641,8 +661,7 @@ function assocHas(array, key) { } /** - * Gets the index at which the first occurrence of `key` is found in `array` - * of key-value pairs. + * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private * @param {Array} array The array to search. @@ -696,7 +715,7 @@ function baseCastPath(value) { * @returns {*} Returns the resolved value. */ function baseGet(object, path) { - path = isKey(path, object) ? [path + ''] : baseCastPath(path); + path = isKey(path, object) ? [path] : baseCastPath(path); var index = 0, length = path.length; @@ -720,7 +739,7 @@ function baseHas(object, key) { // that are composed entirely of index properties, return `false` for // `hasOwnProperty` checks of them. return hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototypeOf(object) === null); + (typeof object == 'object' && key in object && getPrototype(object) === null); } /** @@ -770,7 +789,8 @@ function baseIsEqual(value, other, customizer, bitmask, stack) { * @param {Object} other The other object to compare. * @param {Function} equalFunc The function to determine equivalents of values. * @param {Function} [customizer] The function to customize comparisons. - * @param {number} [bitmask] The bitmask of comparison flags. See `baseIsEqual` for more details. + * @param {number} [bitmask] The bitmask of comparison flags. See `baseIsEqual` + * for more details. * @param {Object} [stack] Tracks traversed `object` and `other` objects. * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. */ @@ -803,8 +823,11 @@ function baseIsEqualDeep(object, other, equalFunc, customizer, bitmask, stack) { othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__'); if (objIsWrapped || othIsWrapped) { + var objUnwrapped = objIsWrapped ? object.value() : object, + othUnwrapped = othIsWrapped ? other.value() : other; + stack || (stack = new Stack); - return equalFunc(objIsWrapped ? object.value() : object, othIsWrapped ? other.value() : other, customizer, bitmask, stack); + return equalFunc(objUnwrapped, othUnwrapped, customizer, bitmask, stack); } } if (!isSameTag) { @@ -853,9 +876,10 @@ function baseIsMatch(object, source, matchData, customizer) { return false; } } else { - var stack = new Stack, - result = customizer ? customizer(objValue, srcValue, key, object, source, stack) : undefined; - + var stack = new Stack; + if (customizer) { + var result = customizer(objValue, srcValue, key, object, source, stack); + } if (!(result === undefined ? baseIsEqual(srcValue, objValue, customizer, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG, stack) : result @@ -875,14 +899,15 @@ function baseIsMatch(object, source, matchData, customizer) { * @returns {Function} Returns the iteratee. */ function baseIteratee(value) { - var type = typeof value; - if (type == 'function') { + // Don't store the `typeof` result in a variable to avoid a JIT bug in Safari 9. + // See https://bugs.webkit.org/show_bug.cgi?id=156034 for more details. + if (typeof value == 'function') { return value; } if (value == null) { return identity; } - if (type == 'object') { + if (typeof value == 'object') { return isArray(value) ? baseMatchesProperty(value[0], value[1]) : baseMatches(value); @@ -971,36 +996,6 @@ function basePropertyDeep(path) { }; } -/** - * The base implementation of `_.slice` without an iteratee call guard. - * - * @private - * @param {Array} array The array to slice. - * @param {number} [start=0] The start position. - * @param {number} [end=array.length] The end position. - * @returns {Array} Returns the slice of `array`. - */ -function baseSlice(array, start, end) { - var index = -1, - length = array.length; - - if (start < 0) { - start = -start > length ? 0 : (length + start); - } - end = end > length ? length : end; - if (end < 0) { - end += length; - } - length = start > end ? 0 : ((end - start) >>> 0); - start >>>= 0; - - var result = Array(length); - while (++index < length) { - result[index] = array[index + start]; - } - return result; -} - /** * A specialized version of `baseIsEqualDeep` for arrays with support for * partial deep comparisons. @@ -1010,7 +1005,8 @@ function baseSlice(array, start, end) { * @param {Array} other The other array to compare. * @param {Function} equalFunc The function to determine equivalents of values. * @param {Function} customizer The function to customize comparisons. - * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` for more details. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. * @param {Object} stack Tracks traversed `array` and `other` objects. * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`. */ @@ -1052,12 +1048,16 @@ function equalArrays(array, other, equalFunc, customizer, bitmask, stack) { // Recursively compare arrays (susceptible to call stack limits). if (isUnordered) { if (!arraySome(other, function(othValue) { - return arrValue === othValue || equalFunc(arrValue, othValue, customizer, bitmask, stack); + return arrValue === othValue || + equalFunc(arrValue, othValue, customizer, bitmask, stack); })) { result = false; break; } - } else if (!(arrValue === othValue || equalFunc(arrValue, othValue, customizer, bitmask, stack))) { + } else if (!( + arrValue === othValue || + equalFunc(arrValue, othValue, customizer, bitmask, stack) + )) { result = false; break; } @@ -1079,12 +1079,21 @@ function equalArrays(array, other, equalFunc, customizer, bitmask, stack) { * @param {string} tag The `toStringTag` of the objects to compare. * @param {Function} equalFunc The function to determine equivalents of values. * @param {Function} customizer The function to customize comparisons. - * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` for more details. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. * @param {Object} stack Tracks traversed `object` and `other` objects. * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. */ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { switch (tag) { + case dataViewTag: + if ((object.byteLength != other.byteLength) || + (object.byteOffset != other.byteOffset)) { + return false; + } + object = object.buffer; + other = other.buffer; + case arrayBufferTag: if ((object.byteLength != other.byteLength) || !equalFunc(new Uint8Array(object), new Uint8Array(other))) { @@ -1094,8 +1103,9 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case boolTag: case dateTag: - // Coerce dates and booleans to numbers, dates to milliseconds and booleans - // to `1` or `0` treating invalid dates coerced to `NaN` as not equal. + // Coerce dates and booleans to numbers, dates to milliseconds and + // booleans to `1` or `0` treating invalid dates coerced to `NaN` as + // not equal. return +object == +other; case errorTag: @@ -1107,8 +1117,8 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: - // Coerce regexes to strings and treat strings primitives and string - // objects as equal. See https://es5.github.io/#x15.10.6.4 for more details. + // Coerce regexes to strings and treat strings, primitives and objects, + // as equal. See https://es5.github.io/#x15.10.6.4 for more details. return object == (other + ''); case mapTag: @@ -1126,8 +1136,11 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { if (stacked) { return stacked == other; } + bitmask |= UNORDERED_COMPARE_FLAG; + stack.set(object, other); + // Recursively compare objects (susceptible to call stack limits). - return equalArrays(convert(object), convert(other), equalFunc, customizer, bitmask | UNORDERED_COMPARE_FLAG, stack.set(object, other)); + return equalArrays(convert(object), convert(other), equalFunc, customizer, bitmask, stack); case symbolTag: if (symbolValueOf) { @@ -1146,7 +1159,8 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { * @param {Object} other The other object to compare. * @param {Function} equalFunc The function to determine equivalents of values. * @param {Function} customizer The function to customize comparisons. - * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` for more details. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. * @param {Object} stack Tracks traversed `object` and `other` objects. * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. */ @@ -1215,8 +1229,9 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { /** * Gets the "length" property value of `object`. * - * **Note:** This function is used to avoid a [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) - * that affects Safari on at least iOS 8.1-8.3 ARM64. + * **Note:** This function is used to avoid a + * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects + * Safari on at least iOS 8.1-8.3 ARM64. * * @private * @param {Object} object The object to query. @@ -1254,6 +1269,17 @@ function getNative(object, key) { return isNative(value) ? value : undefined; } +/** + * Gets the `[[Prototype]]` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {null|Object} Returns the `[[Prototype]]`. + */ +function getPrototype(value) { + return nativeGetPrototype(Object(value)); +} + /** * Gets the `toStringTag` of `value`. * @@ -1265,8 +1291,11 @@ function getTag(value) { return objectToString.call(value); } -// Fallback for IE 11 providing `toStringTag` values for maps, sets, and weakmaps. -if ((Map && getTag(new Map) != mapTag) || +// Fallback for data views, maps, sets, and weak maps in IE 11, +// for data views in Edge, and promises in Node.js. +if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || + (Map && getTag(new Map) != mapTag) || + (Promise && getTag(Promise.resolve()) != promiseTag) || (Set && getTag(new Set) != setTag) || (WeakMap && getTag(new WeakMap) != weakMapTag)) { getTag = function(value) { @@ -1276,7 +1305,9 @@ if ((Map && getTag(new Map) != mapTag) || if (ctorString) { switch (ctorString) { + case dataViewCtorString: return dataViewTag; case mapCtorString: return mapTag; + case promiseCtorString: return promiseTag; case setCtorString: return setTag; case weakMapCtorString: return weakMapTag; } @@ -1301,10 +1332,16 @@ function hasPath(object, path, hasFunc) { var result = hasFunc(object, path); if (!result && !isKey(path)) { path = baseCastPath(path); - object = parent(object, path); - if (object != null) { - path = last(path); - result = hasFunc(object, path); + + var index = -1, + length = path.length; + + while (object != null && ++index < length) { + var key = path[index]; + if (!(result = hasFunc(object, key))) { + break; + } + object = object[key]; } } var length = object ? object.length : undefined; @@ -1340,11 +1377,12 @@ function indexKeys(object) { * @returns {boolean} Returns `true` if `value` is a property name, else `false`. */ function isKey(value, object) { - if (typeof value == 'number') { + var type = typeof value; + if (type == 'number' || type == 'symbol') { return true; } return !isArray(value) && - (reIsPlainProp.test(value) || !reIsDeepProp.test(value) || + (isSymbol(value) || reIsPlainProp.test(value) || !reIsDeepProp.test(value) || (object != null && value in Object(object))); } @@ -1388,56 +1426,13 @@ function isStrictComparable(value) { } /** - * Gets the parent value at `path` of `object`. - * - * @private - * @param {Object} object The object to query. - * @param {Array} path The path to get the parent value of. - * @returns {*} Returns the parent value. - */ -function parent(object, path) { - return path.length == 1 ? object : get(object, baseSlice(path, 0, -1)); -} - -/** - * Converts `string` to a property path array. - * - * @private - * @param {string} string The string to convert. - * @returns {Array} Returns the property path array. - */ -function stringToPath(string) { - var result = []; - toString(string).replace(rePropName, function(match, number, quote, string) { - result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match)); - }); - return result; -} - -/** - * Gets the last element of `array`. - * - * @static - * @memberOf _ - * @category Array - * @param {Array} array The array to query. - * @returns {*} Returns the last element of `array`. - * @example - * - * _.last([1, 2, 3]); - * // => 3 - */ -function last(array) { - var length = array ? array.length : 0; - return length ? array[length - 1] : undefined; -} - -/** - * Performs a [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * Performs a + * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static * @memberOf _ + * @since 4.0.0 * @category Lang * @param {*} value The value to compare. * @param {*} other The other value to compare. @@ -1471,9 +1466,11 @@ function eq(value, other) { * * @static * @memberOf _ + * @since 0.1.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`. + * @returns {boolean} Returns `true` if `value` is correctly classified, + * else `false`. * @example * * _.isArguments(function() { return arguments; }()); @@ -1493,10 +1490,12 @@ function isArguments(value) { * * @static * @memberOf _ + * @since 0.1.0 * @type {Function} * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`. + * @returns {boolean} Returns `true` if `value` is correctly classified, + * else `false`. * @example * * _.isArray([1, 2, 3]); @@ -1520,6 +1519,7 @@ var isArray = Array.isArray; * * @static * @memberOf _ + * @since 4.0.0 * @category Lang * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is array-like, else `false`. @@ -1547,9 +1547,11 @@ function isArrayLike(value) { * * @static * @memberOf _ + * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is an array-like object, else `false`. + * @returns {boolean} Returns `true` if `value` is an array-like object, + * else `false`. * @example * * _.isArrayLikeObject([1, 2, 3]); @@ -1573,9 +1575,11 @@ function isArrayLikeObject(value) { * * @static * @memberOf _ + * @since 0.1.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`. + * @returns {boolean} Returns `true` if `value` is correctly classified, + * else `false`. * @example * * _.isFunction(_); @@ -1595,13 +1599,16 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This function is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). * * @static * @memberOf _ + * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, + * else `false`. * @example * * _.isLength(3); @@ -1627,6 +1634,7 @@ function isLength(value) { * * @static * @memberOf _ + * @since 0.1.0 * @category Lang * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is an object, else `false`. @@ -1655,6 +1663,7 @@ function isObject(value) { * * @static * @memberOf _ + * @since 4.0.0 * @category Lang * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is object-like, else `false`. @@ -1681,9 +1690,11 @@ function isObjectLike(value) { * * @static * @memberOf _ + * @since 3.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a native function, else `false`. + * @returns {boolean} Returns `true` if `value` is a native function, + * else `false`. * @example * * _.isNative(Array.prototype.push); @@ -1707,10 +1718,12 @@ function isNative(value) { * Checks if `value` is classified as a `String` primitive or object. * * @static + * @since 0.1.0 * @memberOf _ * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`. + * @returns {boolean} Returns `true` if `value` is correctly classified, + * else `false`. * @example * * _.isString('abc'); @@ -1729,9 +1742,11 @@ function isString(value) { * * @static * @memberOf _ + * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`. + * @returns {boolean} Returns `true` if `value` is correctly classified, + * else `false`. * @example * * _.isSymbol(Symbol.iterator); @@ -1750,9 +1765,11 @@ function isSymbol(value) { * * @static * @memberOf _ + * @since 3.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`. + * @returns {boolean} Returns `true` if `value` is correctly classified, + * else `false`. * @example * * _.isTypedArray(new Uint8Array); @@ -1766,51 +1783,17 @@ function isTypedArray(value) { isLength(value.length) && !!typedArrayTags[objectToString.call(value)]; } -/** - * Converts `value` to a string if it's not one. An empty string is returned - * for `null` and `undefined` values. The sign of `-0` is preserved. - * - * @static - * @memberOf _ - * @category Lang - * @param {*} value The value to process. - * @returns {string} Returns the string. - * @example - * - * _.toString(null); - * // => '' - * - * _.toString(-0); - * // => '-0' - * - * _.toString([1, 2, 3]); - * // => '1,2,3' - */ -function toString(value) { - // Exit early for strings to avoid a performance hit in some environments. - if (typeof value == 'string') { - return value; - } - if (value == null) { - return ''; - } - if (isSymbol(value)) { - return symbolToString ? symbolToString.call(value) : ''; - } - var result = (value + ''); - return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; -} - /** * Gets the value at `path` of `object`. If the resolved value is * `undefined` the `defaultValue` is used in its place. * * @static * @memberOf _ + * @since 3.7.0 * @category Object * @param {Object} object The object to query. * @param {Array|string} path The path of the property to get. - * @param {*} [defaultValue] The value returned if the resolved value is `undefined`. + * @param {*} [defaultValue] The value returned for `undefined` resolved values. * @returns {*} Returns the resolved value. * @example * @@ -1835,6 +1818,7 @@ function get(object, path, defaultValue) { * * @static * @memberOf _ + * @since 4.0.0 * @category Object * @param {Object} object The object to query. * @param {Array|string} path The path to check. @@ -1867,6 +1851,7 @@ function hasIn(object, path) { * for more details. * * @static + * @since 0.1.0 * @memberOf _ * @category Object * @param {Object} object The object to query. @@ -1907,11 +1892,13 @@ function keys(object) { } /** - * Creates an array of own enumerable key-value pairs for `object` which - * can be consumed by `_.fromPairs`. + * Creates an array of own enumerable string keyed-value pairs for `object` + * which can be consumed by `_.fromPairs`. * * @static * @memberOf _ + * @since 4.0.0 + * @alias entries * @category Object * @param {Object} object The object to query. * @returns {Array} Returns the new array of key-value pairs. @@ -1935,6 +1922,7 @@ function toPairs(object) { * This method returns the first argument given to it. * * @static + * @since 0.1.0 * @memberOf _ * @category Util * @param {*} value Any value. @@ -1955,6 +1943,7 @@ function identity(value) { * * @static * @memberOf _ + * @since 2.4.0 * @category Util * @param {Array|string} path The path of the property to get. * @returns {Function} Returns the new function. @@ -1975,21 +1964,4 @@ function property(path) { return isKey(path) ? baseProperty(path) : basePropertyDeep(path); } -// Avoid inheriting from `Object.prototype` when possible. -Hash.prototype = nativeCreate ? nativeCreate(null) : objectProto; - -// Add functions to the `MapCache`. -MapCache.prototype.clear = mapClear; -MapCache.prototype['delete'] = mapDelete; -MapCache.prototype.get = mapGet; -MapCache.prototype.has = mapHas; -MapCache.prototype.set = mapSet; - -// Add functions to the `Stack` cache. -Stack.prototype.clear = stackClear; -Stack.prototype['delete'] = stackDelete; -Stack.prototype.get = stackGet; -Stack.prototype.has = stackHas; -Stack.prototype.set = stackSet; - module.exports = baseIteratee; diff --git a/lodash._baseiteratee/package.json b/lodash._baseiteratee/package.json index f7c2489de..ab6fb5691 100644 --- a/lodash._baseiteratee/package.json +++ b/lodash._baseiteratee/package.json @@ -1,6 +1,6 @@ { "name": "lodash._baseiteratee", - "version": "4.5.2", + "version": "4.6.0", "description": "The internal lodash function `baseIteratee` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", @@ -12,5 +12,8 @@ "Mathias Bynens (https://mathiasbynens.be/)" ], "repository": "lodash/lodash", - "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" } + "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" }, + "dependencies": { + "lodash._stringtopath": "~4.7.0" + } } diff --git a/lodash._basepullallby/LICENSE b/lodash._basepullall/LICENSE similarity index 100% rename from lodash._basepullallby/LICENSE rename to lodash._basepullall/LICENSE diff --git a/lodash._basepullall/README.md b/lodash._basepullall/README.md new file mode 100644 index 000000000..febd70c6e --- /dev/null +++ b/lodash._basepullall/README.md @@ -0,0 +1,18 @@ +# lodash._basepullall v4.6.0 + +The internal [lodash](https://lodash.com/) function `basePullAll` exported as a [Node.js](https://nodejs.org/) module. + +## Installation + +Using npm: +```bash +$ {sudo -H} npm i -g npm +$ npm i --save lodash._basepullall +``` + +In Node.js: +```js +var basePullAll = require('lodash._basepullall'); +``` + +See the [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash._basepullall) for more details. diff --git a/lodash._basepullallby/index.js b/lodash._basepullall/index.js similarity index 68% rename from lodash._basepullallby/index.js rename to lodash._basepullall/index.js index d4cbdb9bc..fb2ebe0a7 100644 --- a/lodash._basepullallby/index.js +++ b/lodash._basepullall/index.js @@ -1,5 +1,5 @@ /** - * lodash 4.1.0 (Custom Build) + * lodash (Custom Build) * Build: `lodash modularize exports="npm" -o ./` * Copyright 2012-2016 The Dojo Foundation * Based on Underscore.js 1.8.3 @@ -51,6 +51,41 @@ function baseIndexOf(array, value, fromIndex) { return -1; } +/** + * This function is like `baseIndexOf` except that it accepts a comparator. + * + * @private + * @param {Array} array The array to search. + * @param {*} value The value to search for. + * @param {number} fromIndex The index to search from. + * @param {Function} comparator The comparator invoked per element. + * @returns {number} Returns the index of the matched value, else `-1`. + */ +function baseIndexOfWith(array, value, fromIndex, comparator) { + var index = fromIndex - 1, + length = array.length; + + while (++index < length) { + if (comparator(array[index], value)) { + return index; + } + } + return -1; +} + +/** + * The base implementation of `_.unary` without support for storing wrapper metadata. + * + * @private + * @param {Function} func The function to cap arguments for. + * @returns {Function} Returns the new capped function. + */ +function baseUnary(func) { + return function(value) { + return func(value); + }; +} + /** * Gets the index at which the first occurrence of `NaN` is found in `array`. * @@ -87,22 +122,24 @@ var splice = arrayProto.splice; * @param {Array} array The array to modify. * @param {Array} values The values to remove. * @param {Function} [iteratee] The iteratee invoked per element. + * @param {Function} [comparator] The comparator invoked per element. * @returns {Array} Returns `array`. */ -function basePullAllBy(array, values, iteratee) { - var index = -1, +function basePullAll(array, values, iteratee, comparator) { + var indexOf = comparator ? baseIndexOfWith : baseIndexOf, + index = -1, length = values.length, seen = array; if (iteratee) { - seen = arrayMap(array, function(value) { return iteratee(value); }); + seen = arrayMap(array, baseUnary(iteratee)); } while (++index < length) { var fromIndex = 0, value = values[index], computed = iteratee ? iteratee(value) : value; - while ((fromIndex = baseIndexOf(seen, computed, fromIndex)) > -1) { + while ((fromIndex = indexOf(seen, computed, fromIndex, comparator)) > -1) { if (seen !== array) { splice.call(seen, fromIndex, 1); } @@ -112,4 +149,4 @@ function basePullAllBy(array, values, iteratee) { return array; } -module.exports = basePullAllBy; +module.exports = basePullAll; diff --git a/lodash._baseclone/package.json b/lodash._basepullall/package.json similarity index 80% rename from lodash._baseclone/package.json rename to lodash._basepullall/package.json index 667b70984..1e0b17666 100644 --- a/lodash._baseclone/package.json +++ b/lodash._basepullall/package.json @@ -1,7 +1,7 @@ { - "name": "lodash._baseclone", - "version": "4.5.7", - "description": "The internal lodash function `baseClone` exported as a module.", + "name": "lodash._basepullall", + "version": "4.6.0", + "description": "The internal lodash function `basePullAll` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", "license": "MIT", diff --git a/lodash._basepullallby/README.md b/lodash._basepullallby/README.md deleted file mode 100644 index c70eef5e5..000000000 --- a/lodash._basepullallby/README.md +++ /dev/null @@ -1,18 +0,0 @@ -# lodash._basepullallby v4.1.0 - -The internal [lodash](https://lodash.com/) function `basePullAllBy` exported as a [Node.js](https://nodejs.org/) module. - -## Installation - -Using npm: -```bash -$ {sudo -H} npm i -g npm -$ npm i --save lodash._basepullallby -``` - -In Node.js: -```js -var basePullAllBy = require('lodash._basepullallby'); -``` - -See the [package source](https://github.com/lodash/lodash/blob/4.1.0-npm-packages/lodash._basepullallby) for more details. diff --git a/lodash._baseuniq/LICENSE b/lodash._baseuniq/LICENSE index bcbe13d67..e0c69d560 100644 --- a/lodash._baseuniq/LICENSE +++ b/lodash._baseuniq/LICENSE @@ -1,23 +1,47 @@ -The MIT License (MIT) +Copyright jQuery Foundation and other contributors -Copyright 2012-2016 The Dojo Foundation -Based on Underscore.js, copyright 2009-2016 Jeremy Ashkenas, +Based on Underscore.js, copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: +This software consists of voluntary contributions made by many +individuals. For exact contribution history, see the revision history +available at https://github.com/lodash/lodash -The above copyright notice and this permission notice shall be included in all -copies or substantial portions of the Software. +The following license applies to all parts of this software except as +documented below: -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -SOFTWARE. +==== + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice shall be +included in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +==== + +Copyright and related rights for sample code are waived via CC0. Sample +code is defined as all source code displayed within the prose of the +documentation. + +CC0: http://creativecommons.org/publicdomain/zero/1.0/ + +==== + +Files located in the node_modules and vendor directories are externally +maintained libraries used by this software which have their own +licenses; we recommend you read them, as their terms may differ from the +terms above. diff --git a/lodash._baseuniq/README.md b/lodash._baseuniq/README.md index 1d02b801f..c18dbb6c3 100644 --- a/lodash._baseuniq/README.md +++ b/lodash._baseuniq/README.md @@ -1,4 +1,4 @@ -# lodash._baseuniq v4.5.1 +# lodash._baseuniq v4.6.0 The internal [lodash](https://lodash.com/) function `baseUniq` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var baseUniq = require('lodash._baseuniq'); ``` -See the [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash._baseuniq) for more details. +See the [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash._baseuniq) for more details. diff --git a/lodash._baseuniq/index.js b/lodash._baseuniq/index.js index ffdc06f7b..8f3094f9b 100644 --- a/lodash._baseuniq/index.js +++ b/lodash._baseuniq/index.js @@ -1,13 +1,13 @@ /** - * lodash 4.5.1 (Custom Build) + * lodash (Custom Build) * Build: `lodash modularize exports="npm" -o ./` - * Copyright 2012-2016 The Dojo Foundation + * Copyright jQuery Foundation and other contributors + * Released under MIT license * Based on Underscore.js 1.8.3 - * Copyright 2009-2016 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors - * Available under MIT license + * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors */ -var SetCache = require('lodash._setcache'), - createSet = require('lodash._createset'); +var createSet = require('lodash._createset'), + root = require('lodash._root'); /** Used as the size to enable large array optimizations. */ var LARGE_ARRAY_SIZE = 200; @@ -15,6 +15,19 @@ var LARGE_ARRAY_SIZE = 200; /** Used to stand-in for `undefined` hash values. */ var HASH_UNDEFINED = '__lodash_hash_undefined__'; +/** `Object#toString` result references. */ +var funcTag = '[object Function]', + genTag = '[object GeneratorFunction]'; + +/** + * Used to match `RegExp` + * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + */ +var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; + +/** Used to detect host constructors (Safari). */ +var reIsHostCtor = /^\[object .+?Constructor\]$/; + /** * A specialized version of `_.includes` for arrays without support for * specifying an index to search from. @@ -73,6 +86,18 @@ function baseIndexOf(array, value, fromIndex) { return -1; } +/** + * Checks if a cache value for `key` exists. + * + * @private + * @param {Object} cache The cache to query. + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function cacheHas(cache, key) { + return cache.has(key); +} + /** * Gets the index at which the first occurrence of `NaN` is found in `array`. * @@ -96,11 +121,30 @@ function indexOfNaN(array, fromIndex, fromRight) { } /** - * Converts `set` to an array. + * Checks if `value` is a host object in IE < 9. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a host object, else `false`. + */ +function isHostObject(value) { + // Many host objects are `Object` objects that can coerce to strings + // despite having improperly defined `toString` methods. + var result = false; + if (value != null && typeof value.toString != 'function') { + try { + result = !!(value + ''); + } catch (e) {} + } + return result; +} + +/** + * Converts `set` to an array of its values. * * @private * @param {Object} set The set to convert. - * @returns {Array} Returns the converted array. + * @returns {Array} Returns the values. */ function setToArray(set) { var index = -1, @@ -112,23 +156,406 @@ function setToArray(set) { return result; } +/** Used for built-in method references. */ +var arrayProto = Array.prototype, + objectProto = Object.prototype; + +/** Used to resolve the decompiled source of functions. */ +var funcToString = Function.prototype.toString; + +/** Used to check objects for own properties. */ +var hasOwnProperty = objectProto.hasOwnProperty; + /** - * Checks if `value` is in `cache`. + * Used to resolve the + * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * of values. + */ +var objectToString = objectProto.toString; + +/** Used to detect if a method is native. */ +var reIsNative = RegExp('^' + + funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&') + .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$' +); + +/** Built-in value references. */ +var splice = arrayProto.splice; + +/* Built-in method references that are verified to be native. */ +var Map = getNative(root, 'Map'), + nativeCreate = getNative(Object, 'create'); + +/** + * Creates a hash object. * * @private - * @param {Object} cache The set cache to search. + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Hash(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the hash. + * + * @private + * @name clear + * @memberOf Hash + */ +function hashClear() { + this.__data__ = nativeCreate ? nativeCreate(null) : {}; +} + +/** + * Removes `key` and its value from the hash. + * + * @private + * @name delete + * @memberOf Hash + * @param {Object} hash The hash to modify. + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function hashDelete(key) { + return this.has(key) && delete this.__data__[key]; +} + +/** + * Gets the hash value for `key`. + * + * @private + * @name get + * @memberOf Hash + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function hashGet(key) { + var data = this.__data__; + if (nativeCreate) { + var result = data[key]; + return result === HASH_UNDEFINED ? undefined : result; + } + return hasOwnProperty.call(data, key) ? data[key] : undefined; +} + +/** + * Checks if a hash value for `key` exists. + * + * @private + * @name has + * @memberOf Hash + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function hashHas(key) { + var data = this.__data__; + return nativeCreate ? data[key] !== undefined : hasOwnProperty.call(data, key); +} + +/** + * Sets the hash `key` to `value`. + * + * @private + * @name set + * @memberOf Hash + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the hash instance. + */ +function hashSet(key, value) { + var data = this.__data__; + data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value; + return this; +} + +// Add methods to `Hash`. +Hash.prototype.clear = hashClear; +Hash.prototype['delete'] = hashDelete; +Hash.prototype.get = hashGet; +Hash.prototype.has = hashHas; +Hash.prototype.set = hashSet; + +/** + * Creates an list cache object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function ListCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the list cache. + * + * @private + * @name clear + * @memberOf ListCache + */ +function listCacheClear() { + this.__data__ = []; +} + +/** + * Removes `key` and its value from the list cache. + * + * @private + * @name delete + * @memberOf ListCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function listCacheDelete(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + return false; + } + var lastIndex = data.length - 1; + if (index == lastIndex) { + data.pop(); + } else { + splice.call(data, index, 1); + } + return true; +} + +/** + * Gets the list cache value for `key`. + * + * @private + * @name get + * @memberOf ListCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function listCacheGet(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + return index < 0 ? undefined : data[index][1]; +} + +/** + * Checks if a list cache value for `key` exists. + * + * @private + * @name has + * @memberOf ListCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function listCacheHas(key) { + return assocIndexOf(this.__data__, key) > -1; +} + +/** + * Sets the list cache `key` to `value`. + * + * @private + * @name set + * @memberOf ListCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the list cache instance. + */ +function listCacheSet(key, value) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + data.push([key, value]); + } else { + data[index][1] = value; + } + return this; +} + +// Add methods to `ListCache`. +ListCache.prototype.clear = listCacheClear; +ListCache.prototype['delete'] = listCacheDelete; +ListCache.prototype.get = listCacheGet; +ListCache.prototype.has = listCacheHas; +ListCache.prototype.set = listCacheSet; + +/** + * Creates a map cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function MapCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the map. + * + * @private + * @name clear + * @memberOf MapCache + */ +function mapCacheClear() { + this.__data__ = { + 'hash': new Hash, + 'map': new (Map || ListCache), + 'string': new Hash + }; +} + +/** + * Removes `key` and its value from the map. + * + * @private + * @name delete + * @memberOf MapCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function mapCacheDelete(key) { + return getMapData(this, key)['delete'](key); +} + +/** + * Gets the map value for `key`. + * + * @private + * @name get + * @memberOf MapCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function mapCacheGet(key) { + return getMapData(this, key).get(key); +} + +/** + * Checks if a map value for `key` exists. + * + * @private + * @name has + * @memberOf MapCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function mapCacheHas(key) { + return getMapData(this, key).has(key); +} + +/** + * Sets the map `key` to `value`. + * + * @private + * @name set + * @memberOf MapCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the map cache instance. + */ +function mapCacheSet(key, value) { + getMapData(this, key).set(key, value); + return this; +} + +// Add methods to `MapCache`. +MapCache.prototype.clear = mapCacheClear; +MapCache.prototype['delete'] = mapCacheDelete; +MapCache.prototype.get = mapCacheGet; +MapCache.prototype.has = mapCacheHas; +MapCache.prototype.set = mapCacheSet; + +/** + * + * Creates an array cache object to store unique values. + * + * @private + * @constructor + * @param {Array} [values] The values to cache. + */ +function SetCache(values) { + var index = -1, + length = values ? values.length : 0; + + this.__data__ = new MapCache; + while (++index < length) { + this.add(values[index]); + } +} + +/** + * Adds `value` to the array cache. + * + * @private + * @name add + * @memberOf SetCache + * @alias push + * @param {*} value The value to cache. + * @returns {Object} Returns the cache instance. + */ +function setCacheAdd(value) { + this.__data__.set(value, HASH_UNDEFINED); + return this; +} + +/** + * Checks if `value` is in the array cache. + * + * @private + * @name has + * @memberOf SetCache * @param {*} value The value to search for. * @returns {number} Returns `true` if `value` is found, else `false`. */ -function cacheHas(cache, value) { - var map = cache.__data__; - if (isKeyable(value)) { - var data = map.__data__, - hash = typeof value == 'string' ? data.string : data.hash; +function setCacheHas(value) { + return this.__data__.has(value); +} - return hash[value] === HASH_UNDEFINED; +// Add methods to `SetCache`. +SetCache.prototype.add = SetCache.prototype.push = setCacheAdd; +SetCache.prototype.has = setCacheHas; + +/** + * Gets the index at which the `key` is found in `array` of key-value pairs. + * + * @private + * @param {Array} array The array to search. + * @param {*} key The key to search for. + * @returns {number} Returns the index of the matched value, else `-1`. + */ +function assocIndexOf(array, key) { + var length = array.length; + while (length--) { + if (eq(array[length][0], key)) { + return length; + } } - return map.has(value); + return -1; } /** @@ -169,6 +596,7 @@ function baseUniq(array, iteratee, comparator) { var value = array[index], computed = iteratee ? iteratee(value) : value; + value = (comparator || value !== 0) ? value : 0; if (isCommon && computed === computed) { var seenIndex = seen.length; while (seenIndex--) { @@ -191,6 +619,34 @@ function baseUniq(array, iteratee, comparator) { return result; } +/** + * Gets the data for `map`. + * + * @private + * @param {Object} map The map to query. + * @param {string} key The reference key. + * @returns {*} Returns the map data. + */ +function getMapData(map, key) { + var data = map.__data__; + return isKeyable(key) + ? data[typeof key == 'string' ? 'string' : 'hash'] + : data.map; +} + +/** + * Gets the native function at `key` of `object`. + * + * @private + * @param {Object} object The object to query. + * @param {string} key The key of the method to get. + * @returns {*} Returns the function if it's native, else `undefined`. + */ +function getNative(object, key) { + var value = object[key]; + return isNative(value) ? value : undefined; +} + /** * Checks if `value` is suitable for use as unique object key. * @@ -200,8 +656,146 @@ function baseUniq(array, iteratee, comparator) { */ function isKeyable(value) { var type = typeof value; - return type == 'number' || type == 'boolean' || - (type == 'string' && value != '__proto__') || value == null; + return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean') + ? (value !== '__proto__') + : (value === null); +} + +/** + * Converts `func` to its source code. + * + * @private + * @param {Function} func The function to process. + * @returns {string} Returns the source code. + */ +function toSource(func) { + if (func != null) { + try { + return funcToString.call(func); + } catch (e) {} + try { + return (func + ''); + } catch (e) {} + } + return ''; +} + +/** + * Performs a + * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * comparison between two values to determine if they are equivalent. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + * @example + * + * var object = { 'user': 'fred' }; + * var other = { 'user': 'fred' }; + * + * _.eq(object, object); + * // => true + * + * _.eq(object, other); + * // => false + * + * _.eq('a', 'a'); + * // => true + * + * _.eq('a', Object('a')); + * // => false + * + * _.eq(NaN, NaN); + * // => true + */ +function eq(value, other) { + return value === other || (value !== value && other !== other); +} + +/** + * Checks if `value` is classified as a `Function` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is correctly classified, + * else `false`. + * @example + * + * _.isFunction(_); + * // => true + * + * _.isFunction(/abc/); + * // => false + */ +function isFunction(value) { + // The use of `Object#toString` avoids issues with the `typeof` operator + // in Safari 8 which returns 'object' for typed array and weak map constructors, + // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + var tag = isObject(value) ? objectToString.call(value) : ''; + return tag == funcTag || tag == genTag; +} + +/** + * Checks if `value` is the + * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an object, else `false`. + * @example + * + * _.isObject({}); + * // => true + * + * _.isObject([1, 2, 3]); + * // => true + * + * _.isObject(_.noop); + * // => true + * + * _.isObject(null); + * // => false + */ +function isObject(value) { + var type = typeof value; + return !!value && (type == 'object' || type == 'function'); +} + +/** + * Checks if `value` is a native function. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a native function, + * else `false`. + * @example + * + * _.isNative(Array.prototype.push); + * // => true + * + * _.isNative(_); + * // => false + */ +function isNative(value) { + if (!isObject(value)) { + return false; + } + var pattern = (isFunction(value) || isHostObject(value)) ? reIsNative : reIsHostCtor; + return pattern.test(toSource(value)); } module.exports = baseUniq; diff --git a/lodash._baseuniq/package.json b/lodash._baseuniq/package.json index b769cfbed..f651973ea 100644 --- a/lodash._baseuniq/package.json +++ b/lodash._baseuniq/package.json @@ -1,6 +1,6 @@ { "name": "lodash._baseuniq", - "version": "4.5.1", + "version": "4.6.0", "description": "The internal lodash function `baseUniq` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", @@ -15,6 +15,6 @@ "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" }, "dependencies": { "lodash._createset": "~4.0.0", - "lodash._setcache": "~4.1.0" + "lodash._root": "~3.0.0" } } diff --git a/lodash.at/README.md b/lodash.at/README.md index bcf070cdd..0045bc0ad 100644 --- a/lodash.at/README.md +++ b/lodash.at/README.md @@ -1,4 +1,4 @@ -# lodash.at v4.5.1 +# lodash.at v4.6.0 The [lodash](https://lodash.com/) method `_.at` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var at = require('lodash.at'); ``` -See the [documentation](https://lodash.com/docs#at) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.at) for more details. +See the [documentation](https://lodash.com/docs#at) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.at) for more details. diff --git a/lodash.at/index.js b/lodash.at/index.js index e4c0aaf1c..d7c43743e 100644 --- a/lodash.at/index.js +++ b/lodash.at/index.js @@ -31,7 +31,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -89,19 +89,6 @@ function arrayPush(array, values) { return array; } -/** - * The base implementation of `_.property` without support for deep paths. - * - * @private - * @param {string} key The key of the property to get. - * @returns {Function} Returns the new accessor function. - */ -function baseProperty(key) { - return function(object) { - return object == null ? undefined : object[key]; - }; -} - /** * Gets the value at `key` of `object`. * @@ -135,6 +122,7 @@ function isHostObject(value) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -147,14 +135,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -490,7 +478,7 @@ MapCache.prototype.set = mapCacheSet; * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -654,19 +642,6 @@ function castPath(value) { return isArray(value) ? value : stringToPath(value); } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -817,7 +792,7 @@ function toSource(func) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -876,7 +851,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -929,7 +904,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -985,7 +960,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -1036,8 +1011,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -1045,16 +1019,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -1076,7 +1049,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static diff --git a/lodash.at/package.json b/lodash.at/package.json index c34fe3523..87c42ffbd 100644 --- a/lodash.at/package.json +++ b/lodash.at/package.json @@ -1,6 +1,6 @@ { "name": "lodash.at", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.at` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.countby/README.md b/lodash.countby/README.md index d51fc3f64..3cfa5d184 100644 --- a/lodash.countby/README.md +++ b/lodash.countby/README.md @@ -1,4 +1,4 @@ -# lodash.countby v4.5.1 +# lodash.countby v4.6.0 The [lodash](https://lodash.com/) method `_.countBy` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var countBy = require('lodash.countby'); ``` -See the [documentation](https://lodash.com/docs#countBy) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.countby) for more details. +See the [documentation](https://lodash.com/docs#countBy) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.countby) for more details. diff --git a/lodash.countby/index.js b/lodash.countby/index.js index 24ac1463b..9751bc6ba 100644 --- a/lodash.countby/index.js +++ b/lodash.countby/index.js @@ -62,7 +62,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -259,7 +259,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -291,6 +291,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -303,14 +304,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -328,8 +329,7 @@ var Symbol = root.Symbol, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys; +var nativeKeys = overArg(Object.keys, Object); /* Built-in method references that are verified to be native. */ var DataView = getNative(root, 'DataView'), @@ -797,11 +797,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -899,23 +926,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1118,14 +1128,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.matches` which doesn't clone `source`. @@ -1401,7 +1421,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1463,7 +1483,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1514,19 +1534,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1575,15 +1582,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1594,7 +1592,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1646,24 +1644,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1863,7 +1844,7 @@ var countBy = createAggregator(function(result, value, key) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1922,7 +1903,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1975,7 +1956,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -2031,7 +2012,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -2082,8 +2063,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -2091,16 +2071,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2122,7 +2101,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2178,28 +2157,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2330,7 +2287,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2355,23 +2312,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.countby/package.json b/lodash.countby/package.json index f8813f06d..b69e9811c 100644 --- a/lodash.countby/package.json +++ b/lodash.countby/package.json @@ -1,6 +1,6 @@ { "name": "lodash.countby", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.countBy` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.defaultsdeep/README.md b/lodash.defaultsdeep/README.md index 1eb4410f5..581ebc154 100644 --- a/lodash.defaultsdeep/README.md +++ b/lodash.defaultsdeep/README.md @@ -1,4 +1,4 @@ -# lodash.defaultsdeep v4.5.1 +# lodash.defaultsdeep v4.6.0 The [lodash](https://lodash.com/) method `_.defaultsDeep` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var defaultsDeep = require('lodash.defaultsdeep'); ``` -See the [documentation](https://lodash.com/docs#defaultsDeep) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.defaultsdeep) for more details. +See the [documentation](https://lodash.com/docs#defaultsDeep) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.defaultsdeep) for more details. diff --git a/lodash.defaultsdeep/index.js b/lodash.defaultsdeep/index.js index f49bb059c..6dbf06897 100644 --- a/lodash.defaultsdeep/index.js +++ b/lodash.defaultsdeep/index.js @@ -48,7 +48,7 @@ var arrayBufferTag = '[object ArrayBuffer]', /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -237,19 +237,6 @@ function arrayReduce(array, iteratee, accumulator, initAccum) { return accumulator; } -/** - * The base implementation of `_.property` without support for deep paths. - * - * @private - * @param {string} key The key of the property to get. - * @returns {Function} Returns the new accessor function. - */ -function baseProperty(key) { - return function(object) { - return object == null ? undefined : object[key]; - }; -} - /** * The base implementation of `_.times` without support for iteratee shorthands * or max array length checks. @@ -313,23 +300,6 @@ function isHostObject(value) { return result; } -/** - * Converts `iterator` to an array. - * - * @private - * @param {Object} iterator The iterator to convert. - * @returns {Array} Returns the converted array. - */ -function iteratorToArray(iterator) { - var data, - result = []; - - while (!(data = iterator.next()).done) { - result.push(data.value); - } - return result; -} - /** * Converts `map` to its key-value pairs. * @@ -348,7 +318,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -380,6 +350,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -392,7 +363,7 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; @@ -402,7 +373,7 @@ var objectCtorString = funcToString.call(Object); /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -415,19 +386,17 @@ var reIsNative = RegExp('^' + /** Built-in value references. */ var Buffer = moduleExports ? root.Buffer : undefined, - Reflect = root.Reflect, Symbol = root.Symbol, Uint8Array = root.Uint8Array, - enumerate = Reflect ? Reflect.enumerate : undefined, + getPrototype = overArg(Object.getPrototypeOf, Object), objectCreate = Object.create, propertyIsEnumerable = objectProto.propertyIsEnumerable, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeGetSymbols = Object.getOwnPropertySymbols, +var nativeGetSymbols = Object.getOwnPropertySymbols, nativeIsBuffer = Buffer ? Buffer.isBuffer : undefined, - nativeKeys = Object.keys, + nativeKeys = overArg(Object.keys, Object), nativeMax = Math.max; /* Built-in method references that are verified to be native. */ @@ -845,6 +814,33 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * This function is like `assignValue` except that it doesn't assign * `undefined` values. @@ -863,7 +859,7 @@ function assignMergeValue(object, key, value) { /** * Assigns `value` to `key` of `object` if the existing value is not equivalent - * using [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * for equality comparisons. * * @private @@ -883,7 +879,7 @@ function assignValue(object, key, value) { * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -1024,23 +1020,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.isNative` without bad shim checks. * @@ -1070,40 +1049,47 @@ function baseIsTypedArray(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** - * The base implementation of `_.keysIn` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keysIn` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ function baseKeysIn(object) { - object = object == null ? object : Object(object); + if (!isObject(object)) { + return nativeKeysIn(object); + } + var isProto = isPrototype(object), + result = []; - var result = []; for (var key in object) { - result.push(key); + if (!(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) { + result.push(key); + } } return result; } -// Fallback for IE < 9 with es6-shim. -if (enumerate && !propertyIsEnumerable.call({ 'valueOf': 1 }, 'valueOf')) { - baseKeysIn = function(object) { - return iteratorToArray(enumerate(object)); - }; -} - /** * The base implementation of `_.merge` without support for multiple sources. * @@ -1120,7 +1106,7 @@ function baseMerge(object, source, srcIndex, customizer, stack) { return; } if (!(isArray(source) || isTypedArray(source))) { - var props = keysIn(source); + var props = baseKeysIn(source); } arrayEach(props || source, function(srcValue, key) { if (props) { @@ -1453,19 +1439,6 @@ function getAllKeys(object) { return baseGetAllKeys(object, keys, getSymbols); } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1494,15 +1467,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Creates an array of the own enumerable symbol properties of `object`. * @@ -1522,7 +1486,7 @@ var getSymbols = nativeGetSymbols ? overArg(nativeGetSymbols, Object) : stubArra var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1627,23 +1591,6 @@ function initCloneByTag(object, tag, cloneFunc, isDeep) { } } -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; -} - /** * Checks if `value` is a valid array-like index. * @@ -1745,6 +1692,25 @@ function mergeDefaults(objValue, srcValue, key, object, source, stack) { return objValue; } +/** + * This function is like + * [`Object.keys`](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) + * except that it includes inherited enumerable properties. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + */ +function nativeKeysIn(object) { + var result = []; + if (object != null) { + for (var key in Object(object)) { + result.push(key); + } + } + return result; +} + /** * Converts `func` to its source code. * @@ -1766,7 +1732,7 @@ function toSource(func) { /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1819,7 +1785,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -1875,7 +1841,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -1945,8 +1911,7 @@ var isBuffer = nativeIsBuffer || stubFalse; */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -1954,16 +1919,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -1985,7 +1949,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2050,8 +2014,7 @@ function isObjectLike(value) { * @since 0.8.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a plain object, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a plain object, else `false`. * @example * * function Foo() { @@ -2084,28 +2047,6 @@ function isPlainObject(value) { Ctor instanceof Ctor && funcToString.call(Ctor) == objectCtorString); } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a typed array. * @@ -2181,7 +2122,7 @@ var defaultsDeep = baseRest(function(args) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2206,23 +2147,7 @@ var defaultsDeep = baseRest(function(args) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** @@ -2249,23 +2174,7 @@ function keys(object) { * // => ['a', 'b', 'c'] (iteration order is not guaranteed) */ function keysIn(object) { - var index = -1, - isProto = isPrototype(object), - props = baseKeysIn(object), - propsLength = props.length, - indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - while (++index < propsLength) { - var key = props[index]; - if (!(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object, true) : baseKeysIn(object); } /** diff --git a/lodash.defaultsdeep/package.json b/lodash.defaultsdeep/package.json index 3e3dbbf04..24c4a8ce8 100644 --- a/lodash.defaultsdeep/package.json +++ b/lodash.defaultsdeep/package.json @@ -1,6 +1,6 @@ { "name": "lodash.defaultsdeep", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.defaultsDeep` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.differenceby/README.md b/lodash.differenceby/README.md index 5d6ecd50e..35466c726 100644 --- a/lodash.differenceby/README.md +++ b/lodash.differenceby/README.md @@ -1,4 +1,4 @@ -# lodash.differenceby v4.5.0 +# lodash.differenceby v4.6.0 The [lodash](https://lodash.com/) method `_.differenceBy` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var differenceBy = require('lodash.differenceby'); ``` -See the [documentation](https://lodash.com/docs#differenceBy) or [package source](https://github.com/lodash/lodash/blob/4.5.0-npm-packages/lodash.differenceby) for more details. +See the [documentation](https://lodash.com/docs#differenceBy) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.differenceby) for more details. diff --git a/lodash.differenceby/package.json b/lodash.differenceby/package.json index 755435572..a3fe87964 100644 --- a/lodash.differenceby/package.json +++ b/lodash.differenceby/package.json @@ -1,6 +1,6 @@ { "name": "lodash.differenceby", - "version": "4.5.0", + "version": "4.6.0", "description": "The lodash method `_.differenceBy` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", @@ -17,7 +17,7 @@ "dependencies": { "lodash._basedifference": "~4.5.0", "lodash._baseflatten": "~4.2.0", - "lodash._baseiteratee": "~4.6.0", + "lodash._baseiteratee": "~4.7.0", "lodash.rest": "^4.0.0" } } diff --git a/lodash.droprightwhile/README.md b/lodash.droprightwhile/README.md index 9e7f9f228..643cf3493 100644 --- a/lodash.droprightwhile/README.md +++ b/lodash.droprightwhile/README.md @@ -1,4 +1,4 @@ -# lodash.droprightwhile v4.5.1 +# lodash.droprightwhile v4.6.0 The [lodash](https://lodash.com/) method `_.dropRightWhile` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var dropRightWhile = require('lodash.droprightwhile'); ``` -See the [documentation](https://lodash.com/docs#dropRightWhile) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.droprightwhile) for more details. +See the [documentation](https://lodash.com/docs#dropRightWhile) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.droprightwhile) for more details. diff --git a/lodash.droprightwhile/index.js b/lodash.droprightwhile/index.js index cc325e193..5ee615b45 100644 --- a/lodash.droprightwhile/index.js +++ b/lodash.droprightwhile/index.js @@ -62,7 +62,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -238,7 +238,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -270,6 +270,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -282,14 +283,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -307,8 +308,7 @@ var Symbol = root.Symbol, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys; +var nativeKeys = overArg(Object.keys, Object); /* Built-in method references that are verified to be native. */ var DataView = getNative(root, 'DataView'), @@ -776,11 +776,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -825,23 +852,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1044,14 +1054,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.matches` which doesn't clone `source`. @@ -1310,7 +1330,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1372,7 +1392,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1423,19 +1443,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1484,15 +1491,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1503,7 +1501,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1555,24 +1553,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1786,7 +1767,7 @@ function dropRightWhile(array, predicate) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1845,7 +1826,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1898,7 +1879,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -1954,7 +1935,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -2005,8 +1986,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -2014,16 +1994,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2045,7 +2024,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2101,28 +2080,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2253,7 +2210,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2278,23 +2235,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.droprightwhile/package.json b/lodash.droprightwhile/package.json index ce2c31ef9..e60b8a664 100644 --- a/lodash.droprightwhile/package.json +++ b/lodash.droprightwhile/package.json @@ -1,6 +1,6 @@ { "name": "lodash.droprightwhile", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.dropRightWhile` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.dropwhile/README.md b/lodash.dropwhile/README.md index 27b45785f..2faf575a5 100644 --- a/lodash.dropwhile/README.md +++ b/lodash.dropwhile/README.md @@ -1,4 +1,4 @@ -# lodash.dropwhile v4.5.1 +# lodash.dropwhile v4.6.0 The [lodash](https://lodash.com/) method `_.dropWhile` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var dropWhile = require('lodash.dropwhile'); ``` -See the [documentation](https://lodash.com/docs#dropWhile) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.dropwhile) for more details. +See the [documentation](https://lodash.com/docs#dropWhile) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.dropwhile) for more details. diff --git a/lodash.dropwhile/index.js b/lodash.dropwhile/index.js index c1d6dd0bb..5b7cb2446 100644 --- a/lodash.dropwhile/index.js +++ b/lodash.dropwhile/index.js @@ -62,7 +62,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -238,7 +238,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -270,6 +270,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -282,14 +283,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -307,8 +308,7 @@ var Symbol = root.Symbol, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys; +var nativeKeys = overArg(Object.keys, Object); /* Built-in method references that are verified to be native. */ var DataView = getNative(root, 'DataView'), @@ -776,11 +776,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -825,23 +852,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1044,14 +1054,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.matches` which doesn't clone `source`. @@ -1310,7 +1330,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1372,7 +1392,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1423,19 +1443,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1484,15 +1491,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1503,7 +1501,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1555,24 +1553,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1787,7 +1768,7 @@ function dropWhile(array, predicate) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1846,7 +1827,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1899,7 +1880,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -1955,7 +1936,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -2006,8 +1987,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -2015,16 +1995,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2046,7 +2025,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2102,28 +2081,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2254,7 +2211,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2279,23 +2236,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.dropwhile/package.json b/lodash.dropwhile/package.json index 81402e2bb..41496604c 100644 --- a/lodash.dropwhile/package.json +++ b/lodash.dropwhile/package.json @@ -1,6 +1,6 @@ { "name": "lodash.dropwhile", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.dropWhile` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.every/README.md b/lodash.every/README.md index 83aa80260..369756bc9 100644 --- a/lodash.every/README.md +++ b/lodash.every/README.md @@ -1,4 +1,4 @@ -# lodash.every v4.5.1 +# lodash.every v4.6.0 The [lodash](https://lodash.com/) method `_.every` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var every = require('lodash.every'); ``` -See the [documentation](https://lodash.com/docs#every) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.every) for more details. +See the [documentation](https://lodash.com/docs#every) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.every) for more details. diff --git a/lodash.every/index.js b/lodash.every/index.js index 1830793d6..7e38060f9 100644 --- a/lodash.every/index.js +++ b/lodash.every/index.js @@ -62,7 +62,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -260,7 +260,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -292,6 +292,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -304,14 +305,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -329,8 +330,7 @@ var Symbol = root.Symbol, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys; +var nativeKeys = overArg(Object.keys, Object); /* Built-in method references that are verified to be native. */ var DataView = getNative(root, 'DataView'), @@ -798,11 +798,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -900,23 +927,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1119,14 +1129,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.matches` which doesn't clone `source`. @@ -1385,7 +1405,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1447,7 +1467,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1498,19 +1518,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1559,15 +1566,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1578,7 +1576,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1630,24 +1628,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1839,6 +1820,11 @@ function toSource(func) { * Iteration is stopped once `predicate` returns falsey. The predicate is * invoked with three arguments: (value, index|key, collection). * + * **Note:** This method returns `true` for + * [empty collections](https://en.wikipedia.org/wiki/Empty_set) because + * [everything is true](https://en.wikipedia.org/wiki/Vacuous_truth) of + * elements of empty collections. + * * @static * @memberOf _ * @since 0.1.0 @@ -1889,7 +1875,7 @@ function every(collection, predicate, guard) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1948,7 +1934,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -2001,7 +1987,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -2057,7 +2043,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -2108,8 +2094,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -2117,16 +2102,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2148,7 +2132,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2204,28 +2188,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2356,7 +2318,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2381,23 +2343,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.every/package.json b/lodash.every/package.json index dc7c5bdeb..7d5fb1f92 100644 --- a/lodash.every/package.json +++ b/lodash.every/package.json @@ -1,6 +1,6 @@ { "name": "lodash.every", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.every` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.filter/README.md b/lodash.filter/README.md index 94ff5d3cf..021822174 100644 --- a/lodash.filter/README.md +++ b/lodash.filter/README.md @@ -1,4 +1,4 @@ -# lodash.filter v4.5.1 +# lodash.filter v4.6.0 The [lodash](https://lodash.com/) method `_.filter` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var filter = require('lodash.filter'); ``` -See the [documentation](https://lodash.com/docs#filter) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.filter) for more details. +See the [documentation](https://lodash.com/docs#filter) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.filter) for more details. diff --git a/lodash.filter/index.js b/lodash.filter/index.js index e8beff900..4e18bb31b 100644 --- a/lodash.filter/index.js +++ b/lodash.filter/index.js @@ -62,7 +62,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -262,7 +262,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -294,6 +294,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -306,14 +307,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -331,8 +332,7 @@ var Symbol = root.Symbol, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys; +var nativeKeys = overArg(Object.keys, Object); /* Built-in method references that are verified to be native. */ var DataView = getNative(root, 'DataView'), @@ -800,11 +800,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -902,23 +929,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1121,14 +1131,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.matches` which doesn't clone `source`. @@ -1387,7 +1407,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1449,7 +1469,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1500,19 +1520,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1561,15 +1568,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1580,7 +1578,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1632,24 +1630,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1865,7 +1846,7 @@ function filter(collection, predicate) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1924,7 +1905,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1977,7 +1958,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -2033,7 +2014,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -2084,8 +2065,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -2093,16 +2073,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2124,7 +2103,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2180,28 +2159,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2332,7 +2289,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2357,23 +2314,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.filter/package.json b/lodash.filter/package.json index 1d92d3c5c..521b8c5fc 100644 --- a/lodash.filter/package.json +++ b/lodash.filter/package.json @@ -1,6 +1,6 @@ { "name": "lodash.filter", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.filter` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.find/README.md b/lodash.find/README.md index b50688d22..4eb1dd18c 100644 --- a/lodash.find/README.md +++ b/lodash.find/README.md @@ -1,4 +1,4 @@ -# lodash.find v4.5.1 +# lodash.find v4.6.0 The [lodash](https://lodash.com/) method `_.find` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var find = require('lodash.find'); ``` -See the [documentation](https://lodash.com/docs#find) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.find) for more details. +See the [documentation](https://lodash.com/docs#find) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.find) for more details. diff --git a/lodash.find/index.js b/lodash.find/index.js index d4874ccc5..c4004c18b 100644 --- a/lodash.find/index.js +++ b/lodash.find/index.js @@ -64,7 +64,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -166,7 +166,7 @@ function arraySome(array, predicate) { * support for iteratee shorthands. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {Function} predicate The function invoked per iteration. * @param {number} fromIndex The index to search from. * @param {boolean} [fromRight] Specify iterating from right to left. @@ -278,7 +278,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -310,6 +310,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -322,14 +323,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -347,8 +348,7 @@ var Symbol = root.Symbol, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys, +var nativeKeys = overArg(Object.keys, Object), nativeMax = Math.max; /* Built-in method references that are verified to be native. */ @@ -817,11 +817,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -866,23 +893,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1085,14 +1095,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.matches` which doesn't clone `source`. @@ -1318,7 +1338,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1380,7 +1400,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1431,19 +1451,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1492,15 +1499,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1511,7 +1509,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1563,24 +1561,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1751,7 +1732,7 @@ function toSource(func) { * @memberOf _ * @since 1.1.0 * @category Array - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {Function} [predicate=_.identity] * The function invoked per iteration. * @param {number} [fromIndex=0] The index to search from. @@ -1800,7 +1781,7 @@ function findIndex(array, predicate, fromIndex) { * @memberOf _ * @since 0.1.0 * @category Collection - * @param {Array|Object} collection The collection to search. + * @param {Array|Object} collection The collection to inspect. * @param {Function} [predicate=_.identity] * The function invoked per iteration. * @param {number} [fromIndex=0] The index to search from. @@ -1840,7 +1821,7 @@ var find = createFind(findIndex); * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1899,7 +1880,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1952,7 +1933,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -2008,7 +1989,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -2059,8 +2040,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -2068,16 +2048,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2099,7 +2078,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2155,28 +2134,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2257,7 +2214,7 @@ function toFinite(value) { * Converts `value` to an integer. * * **Note:** This method is loosely based on - * [`ToInteger`](http://www.ecma-international.org/ecma-262/6.0/#sec-tointeger). + * [`ToInteger`](http://www.ecma-international.org/ecma-262/7.0/#sec-tointeger). * * @static * @memberOf _ @@ -2317,7 +2274,7 @@ function toNumber(value) { return NAN; } if (isObject(value)) { - var other = isFunction(value.valueOf) ? value.valueOf() : value; + var other = typeof value.valueOf == 'function' ? value.valueOf() : value; value = isObject(other) ? (other + '') : other; } if (typeof value != 'string') { @@ -2419,7 +2376,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2444,23 +2401,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.find/package.json b/lodash.find/package.json index 94f6f2049..b75ab4bf5 100644 --- a/lodash.find/package.json +++ b/lodash.find/package.json @@ -1,6 +1,6 @@ { "name": "lodash.find", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.find` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.findindex/README.md b/lodash.findindex/README.md index 401f9b135..4d20cae51 100644 --- a/lodash.findindex/README.md +++ b/lodash.findindex/README.md @@ -1,4 +1,4 @@ -# lodash.findindex v4.5.1 +# lodash.findindex v4.6.0 The [lodash](https://lodash.com/) method `_.findIndex` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var findIndex = require('lodash.findindex'); ``` -See the [documentation](https://lodash.com/docs#findIndex) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.findindex) for more details. +See the [documentation](https://lodash.com/docs#findIndex) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.findindex) for more details. diff --git a/lodash.findindex/index.js b/lodash.findindex/index.js index 5574bf35d..1bcbdabfc 100644 --- a/lodash.findindex/index.js +++ b/lodash.findindex/index.js @@ -64,7 +64,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -166,7 +166,7 @@ function arraySome(array, predicate) { * support for iteratee shorthands. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {Function} predicate The function invoked per iteration. * @param {number} fromIndex The index to search from. * @param {boolean} [fromRight] Specify iterating from right to left. @@ -278,7 +278,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -310,6 +310,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -322,14 +323,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -347,8 +348,7 @@ var Symbol = root.Symbol, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys, +var nativeKeys = overArg(Object.keys, Object), nativeMax = Math.max; /* Built-in method references that are verified to be native. */ @@ -817,11 +817,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -866,23 +893,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1085,14 +1095,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.matches` which doesn't clone `source`. @@ -1298,7 +1318,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1360,7 +1380,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1411,19 +1431,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1472,15 +1479,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1491,7 +1489,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1543,24 +1541,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1731,7 +1712,7 @@ function toSource(func) { * @memberOf _ * @since 1.1.0 * @category Array - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {Function} [predicate=_.identity] * The function invoked per iteration. * @param {number} [fromIndex=0] The index to search from. @@ -1781,7 +1762,7 @@ function findIndex(array, predicate, fromIndex) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1840,7 +1821,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1893,7 +1874,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -1949,7 +1930,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -2000,8 +1981,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -2009,16 +1989,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2040,7 +2019,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2096,28 +2075,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2198,7 +2155,7 @@ function toFinite(value) { * Converts `value` to an integer. * * **Note:** This method is loosely based on - * [`ToInteger`](http://www.ecma-international.org/ecma-262/6.0/#sec-tointeger). + * [`ToInteger`](http://www.ecma-international.org/ecma-262/7.0/#sec-tointeger). * * @static * @memberOf _ @@ -2258,7 +2215,7 @@ function toNumber(value) { return NAN; } if (isObject(value)) { - var other = isFunction(value.valueOf) ? value.valueOf() : value; + var other = typeof value.valueOf == 'function' ? value.valueOf() : value; value = isObject(other) ? (other + '') : other; } if (typeof value != 'string') { @@ -2360,7 +2317,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2385,23 +2342,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.findindex/package.json b/lodash.findindex/package.json index 52ad00e83..35e134a6c 100644 --- a/lodash.findindex/package.json +++ b/lodash.findindex/package.json @@ -1,6 +1,6 @@ { "name": "lodash.findindex", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.findIndex` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.findkey/README.md b/lodash.findkey/README.md index be2a73ec4..cc0b9282c 100644 --- a/lodash.findkey/README.md +++ b/lodash.findkey/README.md @@ -1,4 +1,4 @@ -# lodash.findkey v4.5.1 +# lodash.findkey v4.6.0 The [lodash](https://lodash.com/) method `_.findKey` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var findKey = require('lodash.findkey'); ``` -See the [documentation](https://lodash.com/docs#findKey) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.findkey) for more details. +See the [documentation](https://lodash.com/docs#findKey) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.findkey) for more details. diff --git a/lodash.findkey/index.js b/lodash.findkey/index.js index b80860412..fcabe56af 100644 --- a/lodash.findkey/index.js +++ b/lodash.findkey/index.js @@ -62,7 +62,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -150,7 +150,7 @@ function arraySome(array, predicate) { * using `eachFunc`. * * @private - * @param {Array|Object} collection The collection to search. + * @param {Array|Object} collection The collection to inspect. * @param {Function} predicate The function invoked per iteration. * @param {Function} eachFunc The function to iterate over `collection`. * @returns {*} Returns the found element or its key, else `undefined`. @@ -260,7 +260,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -292,6 +292,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -304,14 +305,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -329,8 +330,7 @@ var Symbol = root.Symbol, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys; +var nativeKeys = overArg(Object.keys, Object); /* Built-in method references that are verified to be native. */ var DataView = getNative(root, 'DataView'), @@ -798,11 +798,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -872,23 +899,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1091,14 +1101,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.matches` which doesn't clone `source`. @@ -1328,7 +1348,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1390,7 +1410,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1441,19 +1461,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1502,15 +1509,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1521,7 +1519,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1573,24 +1571,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1763,7 +1744,7 @@ function toSource(func) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1822,7 +1803,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1875,7 +1856,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -1931,7 +1912,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -1982,8 +1963,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -1991,16 +1971,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2022,7 +2001,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2078,28 +2057,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2174,7 +2131,7 @@ function toString(value) { * @memberOf _ * @since 1.1.0 * @category Object - * @param {Object} object The object to search. + * @param {Object} object The object to inspect. * @param {Function} [predicate=_.identity] The function invoked per iteration. * @returns {string|undefined} Returns the key of the matched element, * else `undefined`. @@ -2269,7 +2226,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2294,23 +2251,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.findkey/package.json b/lodash.findkey/package.json index d034ec235..83180e543 100644 --- a/lodash.findkey/package.json +++ b/lodash.findkey/package.json @@ -1,6 +1,6 @@ { "name": "lodash.findkey", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.findKey` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.findlast/README.md b/lodash.findlast/README.md index 71c83baf7..5ed70b212 100644 --- a/lodash.findlast/README.md +++ b/lodash.findlast/README.md @@ -1,4 +1,4 @@ -# lodash.findlast v4.5.1 +# lodash.findlast v4.6.0 The [lodash](https://lodash.com/) method `_.findLast` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var findLast = require('lodash.findlast'); ``` -See the [documentation](https://lodash.com/docs#findLast) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.findlast) for more details. +See the [documentation](https://lodash.com/docs#findLast) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.findlast) for more details. diff --git a/lodash.findlast/index.js b/lodash.findlast/index.js index 02e21c110..53ad06ed5 100644 --- a/lodash.findlast/index.js +++ b/lodash.findlast/index.js @@ -64,7 +64,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -166,7 +166,7 @@ function arraySome(array, predicate) { * support for iteratee shorthands. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {Function} predicate The function invoked per iteration. * @param {number} fromIndex The index to search from. * @param {boolean} [fromRight] Specify iterating from right to left. @@ -278,7 +278,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -310,6 +310,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -322,14 +323,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -347,8 +348,7 @@ var Symbol = root.Symbol, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys, +var nativeKeys = overArg(Object.keys, Object), nativeMax = Math.max, nativeMin = Math.min; @@ -818,11 +818,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -867,23 +894,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1086,14 +1096,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.matches` which doesn't clone `source`. @@ -1319,7 +1339,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1381,7 +1401,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1432,19 +1452,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1493,15 +1500,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1512,7 +1510,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1564,24 +1562,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1752,7 +1733,7 @@ function toSource(func) { * @memberOf _ * @since 2.0.0 * @category Array - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {Function} [predicate=_.identity] * The function invoked per iteration. * @param {number} [fromIndex=array.length-1] The index to search from. @@ -1803,7 +1784,7 @@ function findLastIndex(array, predicate, fromIndex) { * @memberOf _ * @since 2.0.0 * @category Collection - * @param {Array|Object} collection The collection to search. + * @param {Array|Object} collection The collection to inspect. * @param {Function} [predicate=_.identity] * The function invoked per iteration. * @param {number} [fromIndex=collection.length-1] The index to search from. @@ -1827,7 +1808,7 @@ var findLast = createFind(findLastIndex); * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1886,7 +1867,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1939,7 +1920,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -1995,7 +1976,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -2046,8 +2027,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -2055,16 +2035,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2086,7 +2065,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2142,28 +2121,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2244,7 +2201,7 @@ function toFinite(value) { * Converts `value` to an integer. * * **Note:** This method is loosely based on - * [`ToInteger`](http://www.ecma-international.org/ecma-262/6.0/#sec-tointeger). + * [`ToInteger`](http://www.ecma-international.org/ecma-262/7.0/#sec-tointeger). * * @static * @memberOf _ @@ -2304,7 +2261,7 @@ function toNumber(value) { return NAN; } if (isObject(value)) { - var other = isFunction(value.valueOf) ? value.valueOf() : value; + var other = typeof value.valueOf == 'function' ? value.valueOf() : value; value = isObject(other) ? (other + '') : other; } if (typeof value != 'string') { @@ -2406,7 +2363,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2431,23 +2388,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.findlast/package.json b/lodash.findlast/package.json index caf4f5a92..1ec5426f4 100644 --- a/lodash.findlast/package.json +++ b/lodash.findlast/package.json @@ -1,6 +1,6 @@ { "name": "lodash.findlast", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.findLast` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.findlastindex/README.md b/lodash.findlastindex/README.md index 1e4b9ef72..e6c041fb7 100644 --- a/lodash.findlastindex/README.md +++ b/lodash.findlastindex/README.md @@ -1,4 +1,4 @@ -# lodash.findlastindex v4.5.1 +# lodash.findlastindex v4.6.0 The [lodash](https://lodash.com/) method `_.findLastIndex` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var findLastIndex = require('lodash.findlastindex'); ``` -See the [documentation](https://lodash.com/docs#findLastIndex) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.findlastindex) for more details. +See the [documentation](https://lodash.com/docs#findLastIndex) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.findlastindex) for more details. diff --git a/lodash.findlastindex/index.js b/lodash.findlastindex/index.js index b05ea4cfa..0252bcdae 100644 --- a/lodash.findlastindex/index.js +++ b/lodash.findlastindex/index.js @@ -64,7 +64,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -166,7 +166,7 @@ function arraySome(array, predicate) { * support for iteratee shorthands. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {Function} predicate The function invoked per iteration. * @param {number} fromIndex The index to search from. * @param {boolean} [fromRight] Specify iterating from right to left. @@ -278,7 +278,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -310,6 +310,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -322,14 +323,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -347,8 +348,7 @@ var Symbol = root.Symbol, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys, +var nativeKeys = overArg(Object.keys, Object), nativeMax = Math.max, nativeMin = Math.min; @@ -818,11 +818,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -867,23 +894,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1086,14 +1096,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.matches` which doesn't clone `source`. @@ -1299,7 +1319,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1361,7 +1381,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1412,19 +1432,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1473,15 +1480,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1492,7 +1490,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1544,24 +1542,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1732,7 +1713,7 @@ function toSource(func) { * @memberOf _ * @since 2.0.0 * @category Array - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {Function} [predicate=_.identity] * The function invoked per iteration. * @param {number} [fromIndex=array.length-1] The index to search from. @@ -1785,7 +1766,7 @@ function findLastIndex(array, predicate, fromIndex) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1844,7 +1825,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1897,7 +1878,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -1953,7 +1934,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -2004,8 +1985,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -2013,16 +1993,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2044,7 +2023,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2100,28 +2079,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2202,7 +2159,7 @@ function toFinite(value) { * Converts `value` to an integer. * * **Note:** This method is loosely based on - * [`ToInteger`](http://www.ecma-international.org/ecma-262/6.0/#sec-tointeger). + * [`ToInteger`](http://www.ecma-international.org/ecma-262/7.0/#sec-tointeger). * * @static * @memberOf _ @@ -2262,7 +2219,7 @@ function toNumber(value) { return NAN; } if (isObject(value)) { - var other = isFunction(value.valueOf) ? value.valueOf() : value; + var other = typeof value.valueOf == 'function' ? value.valueOf() : value; value = isObject(other) ? (other + '') : other; } if (typeof value != 'string') { @@ -2364,7 +2321,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2389,23 +2346,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.findlastindex/package.json b/lodash.findlastindex/package.json index b1a826795..36f39e90d 100644 --- a/lodash.findlastindex/package.json +++ b/lodash.findlastindex/package.json @@ -1,6 +1,6 @@ { "name": "lodash.findlastindex", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.findLastIndex` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.findlastkey/README.md b/lodash.findlastkey/README.md index 9807d0ab8..ed636ee36 100644 --- a/lodash.findlastkey/README.md +++ b/lodash.findlastkey/README.md @@ -1,4 +1,4 @@ -# lodash.findlastkey v4.5.0 +# lodash.findlastkey v4.6.0 The [lodash](https://lodash.com/) method `_.findLastKey` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var findLastKey = require('lodash.findlastkey'); ``` -See the [documentation](https://lodash.com/docs#findLastKey) or [package source](https://github.com/lodash/lodash/blob/4.5.0-npm-packages/lodash.findlastkey) for more details. +See the [documentation](https://lodash.com/docs#findLastKey) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.findlastkey) for more details. diff --git a/lodash.findlastkey/index.js b/lodash.findlastkey/index.js index 56107f7cf..73d808d0b 100644 --- a/lodash.findlastkey/index.js +++ b/lodash.findlastkey/index.js @@ -6,10 +6,826 @@ * Based on Underscore.js 1.8.3 * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors */ -var baseFind = require('lodash._basefind'), - baseForRight = require('lodash._baseforright'), - baseIteratee = require('lodash._baseiteratee'), - keys = require('lodash.keys'); + +/** Used as the size to enable large array optimizations. */ +var LARGE_ARRAY_SIZE = 200; + +/** Used as the `TypeError` message for "Functions" methods. */ +var FUNC_ERROR_TEXT = 'Expected a function'; + +/** Used to stand-in for `undefined` hash values. */ +var HASH_UNDEFINED = '__lodash_hash_undefined__'; + +/** Used to compose bitmasks for comparison styles. */ +var UNORDERED_COMPARE_FLAG = 1, + PARTIAL_COMPARE_FLAG = 2; + +/** Used as references for various `Number` constants. */ +var INFINITY = 1 / 0, + MAX_SAFE_INTEGER = 9007199254740991; + +/** `Object#toString` result references. */ +var argsTag = '[object Arguments]', + arrayTag = '[object Array]', + boolTag = '[object Boolean]', + dateTag = '[object Date]', + errorTag = '[object Error]', + funcTag = '[object Function]', + genTag = '[object GeneratorFunction]', + mapTag = '[object Map]', + numberTag = '[object Number]', + objectTag = '[object Object]', + promiseTag = '[object Promise]', + regexpTag = '[object RegExp]', + setTag = '[object Set]', + stringTag = '[object String]', + symbolTag = '[object Symbol]', + weakMapTag = '[object WeakMap]'; + +var arrayBufferTag = '[object ArrayBuffer]', + dataViewTag = '[object DataView]', + float32Tag = '[object Float32Array]', + float64Tag = '[object Float64Array]', + int8Tag = '[object Int8Array]', + int16Tag = '[object Int16Array]', + int32Tag = '[object Int32Array]', + uint8Tag = '[object Uint8Array]', + uint8ClampedTag = '[object Uint8ClampedArray]', + uint16Tag = '[object Uint16Array]', + uint32Tag = '[object Uint32Array]'; + +/** Used to match property names within property paths. */ +var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, + reIsPlainProp = /^\w*$/, + rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(\.|\[\])(?:\4|$))/g; + +/** + * Used to match `RegExp` + * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + */ +var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; + +/** Used to match backslashes in property paths. */ +var reEscapeChar = /\\(\\)?/g; + +/** Used to detect host constructors (Safari). */ +var reIsHostCtor = /^\[object .+?Constructor\]$/; + +/** Used to detect unsigned integer values. */ +var reIsUint = /^(?:0|[1-9]\d*)$/; + +/** Used to identify `toStringTag` values of typed arrays. */ +var typedArrayTags = {}; +typedArrayTags[float32Tag] = typedArrayTags[float64Tag] = +typedArrayTags[int8Tag] = typedArrayTags[int16Tag] = +typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] = +typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] = +typedArrayTags[uint32Tag] = true; +typedArrayTags[argsTag] = typedArrayTags[arrayTag] = +typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] = +typedArrayTags[dataViewTag] = typedArrayTags[dateTag] = +typedArrayTags[errorTag] = typedArrayTags[funcTag] = +typedArrayTags[mapTag] = typedArrayTags[numberTag] = +typedArrayTags[objectTag] = typedArrayTags[regexpTag] = +typedArrayTags[setTag] = typedArrayTags[stringTag] = +typedArrayTags[weakMapTag] = false; + +/** Detect free variable `global` from Node.js. */ +var freeGlobal = typeof global == 'object' && global && global.Object === Object && global; + +/** Detect free variable `self`. */ +var freeSelf = typeof self == 'object' && self && self.Object === Object && self; + +/** Used as a reference to the global object. */ +var root = freeGlobal || freeSelf || Function('return this')(); + +/** Detect free variable `exports`. */ +var freeExports = freeGlobal && typeof exports == 'object' && exports; + +/** Detect free variable `module`. */ +var freeModule = freeExports && typeof module == 'object' && module; + +/** Detect the popular CommonJS extension `module.exports`. */ +var moduleExports = freeModule && freeModule.exports === freeExports; + +/** Detect free variable `process` from Node.js. */ +var freeProcess = moduleExports && freeGlobal.process; + +/** Used to access faster Node.js helpers. */ +var nodeUtil = (function() { + try { + return freeProcess && freeProcess.binding('util'); + } catch (e) {} +}()); + +/* Node.js helper references. */ +var nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray; + +/** + * A specialized version of `_.some` for arrays without support for iteratee + * shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} predicate The function invoked per iteration. + * @returns {boolean} Returns `true` if any element passes the predicate check, + * else `false`. + */ +function arraySome(array, predicate) { + var index = -1, + length = array ? array.length : 0; + + while (++index < length) { + if (predicate(array[index], index, array)) { + return true; + } + } + return false; +} + +/** + * The base implementation of methods like `_.findKey` and `_.findLastKey`, + * without support for iteratee shorthands, which iterates over `collection` + * using `eachFunc`. + * + * @private + * @param {Array|Object} collection The collection to search. + * @param {Function} predicate The function invoked per iteration. + * @param {Function} eachFunc The function to iterate over `collection`. + * @returns {*} Returns the found element or its key, else `undefined`. + */ +function baseFindKey(collection, predicate, eachFunc) { + var result; + eachFunc(collection, function(value, key, collection) { + if (predicate(value, key, collection)) { + result = key; + return false; + } + }); + return result; +} + +/** + * The base implementation of `_.property` without support for deep paths. + * + * @private + * @param {string} key The key of the property to get. + * @returns {Function} Returns the new accessor function. + */ +function baseProperty(key) { + return function(object) { + return object == null ? undefined : object[key]; + }; +} + +/** + * The base implementation of `_.times` without support for iteratee shorthands + * or max array length checks. + * + * @private + * @param {number} n The number of times to invoke `iteratee`. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns the array of results. + */ +function baseTimes(n, iteratee) { + var index = -1, + result = Array(n); + + while (++index < n) { + result[index] = iteratee(index); + } + return result; +} + +/** + * The base implementation of `_.unary` without support for storing metadata. + * + * @private + * @param {Function} func The function to cap arguments for. + * @returns {Function} Returns the new capped function. + */ +function baseUnary(func) { + return function(value) { + return func(value); + }; +} + +/** + * Gets the value at `key` of `object`. + * + * @private + * @param {Object} [object] The object to query. + * @param {string} key The key of the property to get. + * @returns {*} Returns the property value. + */ +function getValue(object, key) { + return object == null ? undefined : object[key]; +} + +/** + * Checks if `value` is a host object in IE < 9. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a host object, else `false`. + */ +function isHostObject(value) { + // Many host objects are `Object` objects that can coerce to strings + // despite having improperly defined `toString` methods. + var result = false; + if (value != null && typeof value.toString != 'function') { + try { + result = !!(value + ''); + } catch (e) {} + } + return result; +} + +/** + * Converts `map` to its key-value pairs. + * + * @private + * @param {Object} map The map to convert. + * @returns {Array} Returns the key-value pairs. + */ +function mapToArray(map) { + var index = -1, + result = Array(map.size); + + map.forEach(function(value, key) { + result[++index] = [key, value]; + }); + return result; +} + +/** + * Creates a function that invokes `func` with its first argument transformed. + * + * @private + * @param {Function} func The function to wrap. + * @param {Function} transform The argument transform. + * @returns {Function} Returns the new function. + */ +function overArg(func, transform) { + return function(arg) { + return func(transform(arg)); + }; +} + +/** + * Converts `set` to an array of its values. + * + * @private + * @param {Object} set The set to convert. + * @returns {Array} Returns the values. + */ +function setToArray(set) { + var index = -1, + result = Array(set.size); + + set.forEach(function(value) { + result[++index] = value; + }); + return result; +} + +/** Used for built-in method references. */ +var arrayProto = Array.prototype, + objectProto = Object.prototype; + +/** Used to detect overreaching core-js shims. */ +var coreJsData = root['__core-js_shared__']; + +/** Used to detect methods masquerading as native. */ +var maskSrcKey = (function() { + var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || ''); + return uid ? ('Symbol(src)_1.' + uid) : ''; +}()); + +/** Used to resolve the decompiled source of functions. */ +var funcToString = Function.prototype.toString; + +/** Used to check objects for own properties. */ +var hasOwnProperty = objectProto.hasOwnProperty; + +/** + * Used to resolve the + * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * of values. + */ +var objectToString = objectProto.toString; + +/** Used to detect if a method is native. */ +var reIsNative = RegExp('^' + + funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&') + .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$' +); + +/** Built-in value references. */ +var Symbol = root.Symbol, + Uint8Array = root.Uint8Array, + propertyIsEnumerable = objectProto.propertyIsEnumerable, + splice = arrayProto.splice; + +/* Built-in method references for those with the same name as other `lodash` methods. */ +var nativeGetPrototype = Object.getPrototypeOf, + nativeKeys = Object.keys; + +/* Built-in method references that are verified to be native. */ +var DataView = getNative(root, 'DataView'), + Map = getNative(root, 'Map'), + Promise = getNative(root, 'Promise'), + Set = getNative(root, 'Set'), + WeakMap = getNative(root, 'WeakMap'), + nativeCreate = getNative(Object, 'create'); + +/** Used to detect maps, sets, and weakmaps. */ +var dataViewCtorString = toSource(DataView), + mapCtorString = toSource(Map), + promiseCtorString = toSource(Promise), + setCtorString = toSource(Set), + weakMapCtorString = toSource(WeakMap); + +/** Used to convert symbols to primitives and strings. */ +var symbolProto = Symbol ? Symbol.prototype : undefined, + symbolValueOf = symbolProto ? symbolProto.valueOf : undefined, + symbolToString = symbolProto ? symbolProto.toString : undefined; + +/** + * Creates a hash object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Hash(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the hash. + * + * @private + * @name clear + * @memberOf Hash + */ +function hashClear() { + this.__data__ = nativeCreate ? nativeCreate(null) : {}; +} + +/** + * Removes `key` and its value from the hash. + * + * @private + * @name delete + * @memberOf Hash + * @param {Object} hash The hash to modify. + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function hashDelete(key) { + return this.has(key) && delete this.__data__[key]; +} + +/** + * Gets the hash value for `key`. + * + * @private + * @name get + * @memberOf Hash + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function hashGet(key) { + var data = this.__data__; + if (nativeCreate) { + var result = data[key]; + return result === HASH_UNDEFINED ? undefined : result; + } + return hasOwnProperty.call(data, key) ? data[key] : undefined; +} + +/** + * Checks if a hash value for `key` exists. + * + * @private + * @name has + * @memberOf Hash + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function hashHas(key) { + var data = this.__data__; + return nativeCreate ? data[key] !== undefined : hasOwnProperty.call(data, key); +} + +/** + * Sets the hash `key` to `value`. + * + * @private + * @name set + * @memberOf Hash + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the hash instance. + */ +function hashSet(key, value) { + var data = this.__data__; + data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value; + return this; +} + +// Add methods to `Hash`. +Hash.prototype.clear = hashClear; +Hash.prototype['delete'] = hashDelete; +Hash.prototype.get = hashGet; +Hash.prototype.has = hashHas; +Hash.prototype.set = hashSet; + +/** + * Creates an list cache object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function ListCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the list cache. + * + * @private + * @name clear + * @memberOf ListCache + */ +function listCacheClear() { + this.__data__ = []; +} + +/** + * Removes `key` and its value from the list cache. + * + * @private + * @name delete + * @memberOf ListCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function listCacheDelete(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + return false; + } + var lastIndex = data.length - 1; + if (index == lastIndex) { + data.pop(); + } else { + splice.call(data, index, 1); + } + return true; +} + +/** + * Gets the list cache value for `key`. + * + * @private + * @name get + * @memberOf ListCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function listCacheGet(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + return index < 0 ? undefined : data[index][1]; +} + +/** + * Checks if a list cache value for `key` exists. + * + * @private + * @name has + * @memberOf ListCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function listCacheHas(key) { + return assocIndexOf(this.__data__, key) > -1; +} + +/** + * Sets the list cache `key` to `value`. + * + * @private + * @name set + * @memberOf ListCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the list cache instance. + */ +function listCacheSet(key, value) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + data.push([key, value]); + } else { + data[index][1] = value; + } + return this; +} + +// Add methods to `ListCache`. +ListCache.prototype.clear = listCacheClear; +ListCache.prototype['delete'] = listCacheDelete; +ListCache.prototype.get = listCacheGet; +ListCache.prototype.has = listCacheHas; +ListCache.prototype.set = listCacheSet; + +/** + * Creates a map cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function MapCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the map. + * + * @private + * @name clear + * @memberOf MapCache + */ +function mapCacheClear() { + this.__data__ = { + 'hash': new Hash, + 'map': new (Map || ListCache), + 'string': new Hash + }; +} + +/** + * Removes `key` and its value from the map. + * + * @private + * @name delete + * @memberOf MapCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function mapCacheDelete(key) { + return getMapData(this, key)['delete'](key); +} + +/** + * Gets the map value for `key`. + * + * @private + * @name get + * @memberOf MapCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function mapCacheGet(key) { + return getMapData(this, key).get(key); +} + +/** + * Checks if a map value for `key` exists. + * + * @private + * @name has + * @memberOf MapCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function mapCacheHas(key) { + return getMapData(this, key).has(key); +} + +/** + * Sets the map `key` to `value`. + * + * @private + * @name set + * @memberOf MapCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the map cache instance. + */ +function mapCacheSet(key, value) { + getMapData(this, key).set(key, value); + return this; +} + +// Add methods to `MapCache`. +MapCache.prototype.clear = mapCacheClear; +MapCache.prototype['delete'] = mapCacheDelete; +MapCache.prototype.get = mapCacheGet; +MapCache.prototype.has = mapCacheHas; +MapCache.prototype.set = mapCacheSet; + +/** + * + * Creates an array cache object to store unique values. + * + * @private + * @constructor + * @param {Array} [values] The values to cache. + */ +function SetCache(values) { + var index = -1, + length = values ? values.length : 0; + + this.__data__ = new MapCache; + while (++index < length) { + this.add(values[index]); + } +} + +/** + * Adds `value` to the array cache. + * + * @private + * @name add + * @memberOf SetCache + * @alias push + * @param {*} value The value to cache. + * @returns {Object} Returns the cache instance. + */ +function setCacheAdd(value) { + this.__data__.set(value, HASH_UNDEFINED); + return this; +} + +/** + * Checks if `value` is in the array cache. + * + * @private + * @name has + * @memberOf SetCache + * @param {*} value The value to search for. + * @returns {number} Returns `true` if `value` is found, else `false`. + */ +function setCacheHas(value) { + return this.__data__.has(value); +} + +// Add methods to `SetCache`. +SetCache.prototype.add = SetCache.prototype.push = setCacheAdd; +SetCache.prototype.has = setCacheHas; + +/** + * Creates a stack cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Stack(entries) { + this.__data__ = new ListCache(entries); +} + +/** + * Removes all key-value entries from the stack. + * + * @private + * @name clear + * @memberOf Stack + */ +function stackClear() { + this.__data__ = new ListCache; +} + +/** + * Removes `key` and its value from the stack. + * + * @private + * @name delete + * @memberOf Stack + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function stackDelete(key) { + return this.__data__['delete'](key); +} + +/** + * Gets the stack value for `key`. + * + * @private + * @name get + * @memberOf Stack + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function stackGet(key) { + return this.__data__.get(key); +} + +/** + * Checks if a stack value for `key` exists. + * + * @private + * @name has + * @memberOf Stack + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function stackHas(key) { + return this.__data__.has(key); +} + +/** + * Sets the stack `key` to `value`. + * + * @private + * @name set + * @memberOf Stack + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the stack cache instance. + */ +function stackSet(key, value) { + var cache = this.__data__; + if (cache instanceof ListCache) { + var pairs = cache.__data__; + if (!Map || (pairs.length < LARGE_ARRAY_SIZE - 1)) { + pairs.push([key, value]); + return this; + } + cache = this.__data__ = new MapCache(pairs); + } + cache.set(key, value); + return this; +} + +// Add methods to `Stack`. +Stack.prototype.clear = stackClear; +Stack.prototype['delete'] = stackDelete; +Stack.prototype.get = stackGet; +Stack.prototype.has = stackHas; +Stack.prototype.set = stackSet; + +/** + * Gets the index at which the `key` is found in `array` of key-value pairs. + * + * @private + * @param {Array} array The array to search. + * @param {*} key The key to search for. + * @returns {number} Returns the index of the matched value, else `-1`. + */ +function assocIndexOf(array, key) { + var length = array.length; + while (length--) { + if (eq(array[length][0], key)) { + return length; + } + } + return -1; +} + +/** + * This function is like `baseFor` except that it iterates over properties + * in the opposite order. + * + * @private + * @param {Object} object The object to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @param {Function} keysFunc The function to get the keys of `object`. + * @returns {Object} Returns `object`. + */ +var baseForRight = createBaseFor(true); /** * The base implementation of `_.forOwnRight` without support for iteratee shorthands. @@ -23,6 +839,1324 @@ function baseForOwnRight(object, iteratee) { return object && baseForRight(object, iteratee, keys); } +/** + * The base implementation of `_.get` without support for default values. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @returns {*} Returns the resolved value. + */ +function baseGet(object, path) { + path = isKey(path, object) ? [path] : castPath(path); + + var index = 0, + length = path.length; + + while (object != null && index < length) { + object = object[toKey(path[index++])]; + } + return (index && index == length) ? object : undefined; +} + +/** + * The base implementation of `getTag`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +function baseGetTag(value) { + return objectToString.call(value); +} + +/** + * The base implementation of `_.has` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHas(object, key) { + // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, + // that are composed entirely of index properties, return `false` for + // `hasOwnProperty` checks of them. + return object != null && + (hasOwnProperty.call(object, key) || + (typeof object == 'object' && key in object && getPrototype(object) === null)); +} + +/** + * The base implementation of `_.hasIn` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHasIn(object, key) { + return object != null && key in Object(object); +} + +/** + * The base implementation of `_.isEqual` which supports partial comparisons + * and tracks traversed objects. + * + * @private + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @param {Function} [customizer] The function to customize comparisons. + * @param {boolean} [bitmask] The bitmask of comparison flags. + * The bitmask may be composed of the following flags: + * 1 - Unordered comparison + * 2 - Partial comparison + * @param {Object} [stack] Tracks traversed `value` and `other` objects. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + */ +function baseIsEqual(value, other, customizer, bitmask, stack) { + if (value === other) { + return true; + } + if (value == null || other == null || (!isObject(value) && !isObjectLike(other))) { + return value !== value && other !== other; + } + return baseIsEqualDeep(value, other, baseIsEqual, customizer, bitmask, stack); +} + +/** + * A specialized version of `baseIsEqual` for arrays and objects which performs + * deep comparisons and tracks traversed objects enabling objects with circular + * references to be compared. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} [customizer] The function to customize comparisons. + * @param {number} [bitmask] The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} [stack] Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function baseIsEqualDeep(object, other, equalFunc, customizer, bitmask, stack) { + var objIsArr = isArray(object), + othIsArr = isArray(other), + objTag = arrayTag, + othTag = arrayTag; + + if (!objIsArr) { + objTag = getTag(object); + objTag = objTag == argsTag ? objectTag : objTag; + } + if (!othIsArr) { + othTag = getTag(other); + othTag = othTag == argsTag ? objectTag : othTag; + } + var objIsObj = objTag == objectTag && !isHostObject(object), + othIsObj = othTag == objectTag && !isHostObject(other), + isSameTag = objTag == othTag; + + if (isSameTag && !objIsObj) { + stack || (stack = new Stack); + return (objIsArr || isTypedArray(object)) + ? equalArrays(object, other, equalFunc, customizer, bitmask, stack) + : equalByTag(object, other, objTag, equalFunc, customizer, bitmask, stack); + } + if (!(bitmask & PARTIAL_COMPARE_FLAG)) { + var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'), + othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__'); + + if (objIsWrapped || othIsWrapped) { + var objUnwrapped = objIsWrapped ? object.value() : object, + othUnwrapped = othIsWrapped ? other.value() : other; + + stack || (stack = new Stack); + return equalFunc(objUnwrapped, othUnwrapped, customizer, bitmask, stack); + } + } + if (!isSameTag) { + return false; + } + stack || (stack = new Stack); + return equalObjects(object, other, equalFunc, customizer, bitmask, stack); +} + +/** + * The base implementation of `_.isMatch` without support for iteratee shorthands. + * + * @private + * @param {Object} object The object to inspect. + * @param {Object} source The object of property values to match. + * @param {Array} matchData The property names, values, and compare flags to match. + * @param {Function} [customizer] The function to customize comparisons. + * @returns {boolean} Returns `true` if `object` is a match, else `false`. + */ +function baseIsMatch(object, source, matchData, customizer) { + var index = matchData.length, + length = index, + noCustomizer = !customizer; + + if (object == null) { + return !length; + } + object = Object(object); + while (index--) { + var data = matchData[index]; + if ((noCustomizer && data[2]) + ? data[1] !== object[data[0]] + : !(data[0] in object) + ) { + return false; + } + } + while (++index < length) { + data = matchData[index]; + var key = data[0], + objValue = object[key], + srcValue = data[1]; + + if (noCustomizer && data[2]) { + if (objValue === undefined && !(key in object)) { + return false; + } + } else { + var stack = new Stack; + if (customizer) { + var result = customizer(objValue, srcValue, key, object, source, stack); + } + if (!(result === undefined + ? baseIsEqual(srcValue, objValue, customizer, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG, stack) + : result + )) { + return false; + } + } + } + return true; +} + +/** + * The base implementation of `_.isNative` without bad shim checks. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a native function, + * else `false`. + */ +function baseIsNative(value) { + if (!isObject(value) || isMasked(value)) { + return false; + } + var pattern = (isFunction(value) || isHostObject(value)) ? reIsNative : reIsHostCtor; + return pattern.test(toSource(value)); +} + +/** + * The base implementation of `_.isTypedArray` without Node.js optimizations. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + */ +function baseIsTypedArray(value) { + return isObjectLike(value) && + isLength(value.length) && !!typedArrayTags[objectToString.call(value)]; +} + +/** + * The base implementation of `_.iteratee`. + * + * @private + * @param {*} [value=_.identity] The value to convert to an iteratee. + * @returns {Function} Returns the iteratee. + */ +function baseIteratee(value) { + // Don't store the `typeof` result in a variable to avoid a JIT bug in Safari 9. + // See https://bugs.webkit.org/show_bug.cgi?id=156034 for more details. + if (typeof value == 'function') { + return value; + } + if (value == null) { + return identity; + } + if (typeof value == 'object') { + return isArray(value) + ? baseMatchesProperty(value[0], value[1]) + : baseMatches(value); + } + return property(value); +} + +/** + * The base implementation of `_.keys` which doesn't skip the constructor + * property of prototypes or treat sparse arrays as dense. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + */ +var baseKeys = overArg(nativeKeys, Object); + +/** + * The base implementation of `_.matches` which doesn't clone `source`. + * + * @private + * @param {Object} source The object of property values to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatches(source) { + var matchData = getMatchData(source); + if (matchData.length == 1 && matchData[0][2]) { + return matchesStrictComparable(matchData[0][0], matchData[0][1]); + } + return function(object) { + return object === source || baseIsMatch(object, source, matchData); + }; +} + +/** + * The base implementation of `_.matchesProperty` which doesn't clone `srcValue`. + * + * @private + * @param {string} path The path of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatchesProperty(path, srcValue) { + if (isKey(path) && isStrictComparable(srcValue)) { + return matchesStrictComparable(toKey(path), srcValue); + } + return function(object) { + var objValue = get(object, path); + return (objValue === undefined && objValue === srcValue) + ? hasIn(object, path) + : baseIsEqual(srcValue, objValue, undefined, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG); + }; +} + +/** + * A specialized version of `baseProperty` which supports deep paths. + * + * @private + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + */ +function basePropertyDeep(path) { + return function(object) { + return baseGet(object, path); + }; +} + +/** + * The base implementation of `_.toString` which doesn't convert nullish + * values to empty strings. + * + * @private + * @param {*} value The value to process. + * @returns {string} Returns the string. + */ +function baseToString(value) { + // Exit early for strings to avoid a performance hit in some environments. + if (typeof value == 'string') { + return value; + } + if (isSymbol(value)) { + return symbolToString ? symbolToString.call(value) : ''; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +/** + * Casts `value` to a path array if it's not one. + * + * @private + * @param {*} value The value to inspect. + * @returns {Array} Returns the cast property path array. + */ +function castPath(value) { + return isArray(value) ? value : stringToPath(value); +} + +/** + * Creates a base function for methods like `_.forIn` and `_.forOwn`. + * + * @private + * @param {boolean} [fromRight] Specify iterating from right to left. + * @returns {Function} Returns the new base function. + */ +function createBaseFor(fromRight) { + return function(object, iteratee, keysFunc) { + var index = -1, + iterable = Object(object), + props = keysFunc(object), + length = props.length; + + while (length--) { + var key = props[fromRight ? length : ++index]; + if (iteratee(iterable[key], key, iterable) === false) { + break; + } + } + return object; + }; +} + +/** + * A specialized version of `baseIsEqualDeep` for arrays with support for + * partial deep comparisons. + * + * @private + * @param {Array} array The array to compare. + * @param {Array} other The other array to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `array` and `other` objects. + * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`. + */ +function equalArrays(array, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + arrLength = array.length, + othLength = other.length; + + if (arrLength != othLength && !(isPartial && othLength > arrLength)) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(array); + if (stacked && stack.get(other)) { + return stacked == other; + } + var index = -1, + result = true, + seen = (bitmask & UNORDERED_COMPARE_FLAG) ? new SetCache : undefined; + + stack.set(array, other); + stack.set(other, array); + + // Ignore non-index properties. + while (++index < arrLength) { + var arrValue = array[index], + othValue = other[index]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, arrValue, index, other, array, stack) + : customizer(arrValue, othValue, index, array, other, stack); + } + if (compared !== undefined) { + if (compared) { + continue; + } + result = false; + break; + } + // Recursively compare arrays (susceptible to call stack limits). + if (seen) { + if (!arraySome(other, function(othValue, othIndex) { + if (!seen.has(othIndex) && + (arrValue === othValue || equalFunc(arrValue, othValue, customizer, bitmask, stack))) { + return seen.add(othIndex); + } + })) { + result = false; + break; + } + } else if (!( + arrValue === othValue || + equalFunc(arrValue, othValue, customizer, bitmask, stack) + )) { + result = false; + break; + } + } + stack['delete'](array); + return result; +} + +/** + * A specialized version of `baseIsEqualDeep` for comparing objects of + * the same `toStringTag`. + * + * **Note:** This function only supports comparing values with tags of + * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {string} tag The `toStringTag` of the objects to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { + switch (tag) { + case dataViewTag: + if ((object.byteLength != other.byteLength) || + (object.byteOffset != other.byteOffset)) { + return false; + } + object = object.buffer; + other = other.buffer; + + case arrayBufferTag: + if ((object.byteLength != other.byteLength) || + !equalFunc(new Uint8Array(object), new Uint8Array(other))) { + return false; + } + return true; + + case boolTag: + case dateTag: + case numberTag: + // Coerce booleans to `1` or `0` and dates to milliseconds. + // Invalid dates are coerced to `NaN`. + return eq(+object, +other); + + case errorTag: + return object.name == other.name && object.message == other.message; + + case regexpTag: + case stringTag: + // Coerce regexes to strings and treat strings, primitives and objects, + // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // for more details. + return object == (other + ''); + + case mapTag: + var convert = mapToArray; + + case setTag: + var isPartial = bitmask & PARTIAL_COMPARE_FLAG; + convert || (convert = setToArray); + + if (object.size != other.size && !isPartial) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked) { + return stacked == other; + } + bitmask |= UNORDERED_COMPARE_FLAG; + + // Recursively compare objects (susceptible to call stack limits). + stack.set(object, other); + var result = equalArrays(convert(object), convert(other), equalFunc, customizer, bitmask, stack); + stack['delete'](object); + return result; + + case symbolTag: + if (symbolValueOf) { + return symbolValueOf.call(object) == symbolValueOf.call(other); + } + } + return false; +} + +/** + * A specialized version of `baseIsEqualDeep` for objects with support for + * partial deep comparisons. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + objProps = keys(object), + objLength = objProps.length, + othProps = keys(other), + othLength = othProps.length; + + if (objLength != othLength && !isPartial) { + return false; + } + var index = objLength; + while (index--) { + var key = objProps[index]; + if (!(isPartial ? key in other : baseHas(other, key))) { + return false; + } + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked && stack.get(other)) { + return stacked == other; + } + var result = true; + stack.set(object, other); + stack.set(other, object); + + var skipCtor = isPartial; + while (++index < objLength) { + key = objProps[index]; + var objValue = object[key], + othValue = other[key]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, objValue, key, other, object, stack) + : customizer(objValue, othValue, key, object, other, stack); + } + // Recursively compare objects (susceptible to call stack limits). + if (!(compared === undefined + ? (objValue === othValue || equalFunc(objValue, othValue, customizer, bitmask, stack)) + : compared + )) { + result = false; + break; + } + skipCtor || (skipCtor = key == 'constructor'); + } + if (result && !skipCtor) { + var objCtor = object.constructor, + othCtor = other.constructor; + + // Non `Object` object instances with different constructors are not equal. + if (objCtor != othCtor && + ('constructor' in object && 'constructor' in other) && + !(typeof objCtor == 'function' && objCtor instanceof objCtor && + typeof othCtor == 'function' && othCtor instanceof othCtor)) { + result = false; + } + } + stack['delete'](object); + return result; +} + +/** + * Gets the "length" property value of `object`. + * + * **Note:** This function is used to avoid a + * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects + * Safari on at least iOS 8.1-8.3 ARM64. + * + * @private + * @param {Object} object The object to query. + * @returns {*} Returns the "length" value. + */ +var getLength = baseProperty('length'); + +/** + * Gets the data for `map`. + * + * @private + * @param {Object} map The map to query. + * @param {string} key The reference key. + * @returns {*} Returns the map data. + */ +function getMapData(map, key) { + var data = map.__data__; + return isKeyable(key) + ? data[typeof key == 'string' ? 'string' : 'hash'] + : data.map; +} + +/** + * Gets the property names, values, and compare flags of `object`. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the match data of `object`. + */ +function getMatchData(object) { + var result = keys(object), + length = result.length; + + while (length--) { + var key = result[length], + value = object[key]; + + result[length] = [key, value, isStrictComparable(value)]; + } + return result; +} + +/** + * Gets the native function at `key` of `object`. + * + * @private + * @param {Object} object The object to query. + * @param {string} key The key of the method to get. + * @returns {*} Returns the function if it's native, else `undefined`. + */ +function getNative(object, key) { + var value = getValue(object, key); + return baseIsNative(value) ? value : undefined; +} + +/** + * Gets the `[[Prototype]]` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {null|Object} Returns the `[[Prototype]]`. + */ +var getPrototype = overArg(nativeGetPrototype, Object); + +/** + * Gets the `toStringTag` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +var getTag = baseGetTag; + +// Fallback for data views, maps, sets, and weak maps in IE 11, +// for data views in Edge, and promises in Node.js. +if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || + (Map && getTag(new Map) != mapTag) || + (Promise && getTag(Promise.resolve()) != promiseTag) || + (Set && getTag(new Set) != setTag) || + (WeakMap && getTag(new WeakMap) != weakMapTag)) { + getTag = function(value) { + var result = objectToString.call(value), + Ctor = result == objectTag ? value.constructor : undefined, + ctorString = Ctor ? toSource(Ctor) : undefined; + + if (ctorString) { + switch (ctorString) { + case dataViewCtorString: return dataViewTag; + case mapCtorString: return mapTag; + case promiseCtorString: return promiseTag; + case setCtorString: return setTag; + case weakMapCtorString: return weakMapTag; + } + } + return result; + }; +} + +/** + * Checks if `path` exists on `object`. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @param {Function} hasFunc The function to check properties. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + */ +function hasPath(object, path, hasFunc) { + path = isKey(path, object) ? [path] : castPath(path); + + var result, + index = -1, + length = path.length; + + while (++index < length) { + var key = toKey(path[index]); + if (!(result = object != null && hasFunc(object, key))) { + break; + } + object = object[key]; + } + if (result) { + return result; + } + var length = object ? object.length : 0; + return !!length && isLength(length) && isIndex(key, length) && + (isArray(object) || isString(object) || isArguments(object)); +} + +/** + * Creates an array of index keys for `object` values of arrays, + * `arguments` objects, and strings, otherwise `null` is returned. + * + * @private + * @param {Object} object The object to query. + * @returns {Array|null} Returns index keys, else `null`. + */ +function indexKeys(object) { + var length = object ? object.length : undefined; + if (isLength(length) && + (isArray(object) || isString(object) || isArguments(object))) { + return baseTimes(length, String); + } + return null; +} + +/** + * Checks if `value` is a valid array-like index. + * + * @private + * @param {*} value The value to check. + * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index. + * @returns {boolean} Returns `true` if `value` is a valid index, else `false`. + */ +function isIndex(value, length) { + length = length == null ? MAX_SAFE_INTEGER : length; + return !!length && + (typeof value == 'number' || reIsUint.test(value)) && + (value > -1 && value % 1 == 0 && value < length); +} + +/** + * Checks if `value` is a property name and not a property path. + * + * @private + * @param {*} value The value to check. + * @param {Object} [object] The object to query keys on. + * @returns {boolean} Returns `true` if `value` is a property name, else `false`. + */ +function isKey(value, object) { + if (isArray(value)) { + return false; + } + var type = typeof value; + if (type == 'number' || type == 'symbol' || type == 'boolean' || + value == null || isSymbol(value)) { + return true; + } + return reIsPlainProp.test(value) || !reIsDeepProp.test(value) || + (object != null && value in Object(object)); +} + +/** + * Checks if `value` is suitable for use as unique object key. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is suitable, else `false`. + */ +function isKeyable(value) { + var type = typeof value; + return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean') + ? (value !== '__proto__') + : (value === null); +} + +/** + * Checks if `func` has its source masked. + * + * @private + * @param {Function} func The function to check. + * @returns {boolean} Returns `true` if `func` is masked, else `false`. + */ +function isMasked(func) { + return !!maskSrcKey && (maskSrcKey in func); +} + +/** + * Checks if `value` is likely a prototype object. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a prototype, else `false`. + */ +function isPrototype(value) { + var Ctor = value && value.constructor, + proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto; + + return value === proto; +} + +/** + * Checks if `value` is suitable for strict equality comparisons, i.e. `===`. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` if suitable for strict + * equality comparisons, else `false`. + */ +function isStrictComparable(value) { + return value === value && !isObject(value); +} + +/** + * A specialized version of `matchesProperty` for source values suitable + * for strict equality comparisons, i.e. `===`. + * + * @private + * @param {string} key The key of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function matchesStrictComparable(key, srcValue) { + return function(object) { + if (object == null) { + return false; + } + return object[key] === srcValue && + (srcValue !== undefined || (key in Object(object))); + }; +} + +/** + * Converts `string` to a property path array. + * + * @private + * @param {string} string The string to convert. + * @returns {Array} Returns the property path array. + */ +var stringToPath = memoize(function(string) { + var result = []; + toString(string).replace(rePropName, function(match, number, quote, string) { + result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match)); + }); + return result; +}); + +/** + * Converts `value` to a string key if it's not a string or symbol. + * + * @private + * @param {*} value The value to inspect. + * @returns {string|symbol} Returns the key. + */ +function toKey(value) { + if (typeof value == 'string' || isSymbol(value)) { + return value; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +/** + * Converts `func` to its source code. + * + * @private + * @param {Function} func The function to process. + * @returns {string} Returns the source code. + */ +function toSource(func) { + if (func != null) { + try { + return funcToString.call(func); + } catch (e) {} + try { + return (func + ''); + } catch (e) {} + } + return ''; +} + +/** + * Creates a function that memoizes the result of `func`. If `resolver` is + * provided, it determines the cache key for storing the result based on the + * arguments provided to the memoized function. By default, the first argument + * provided to the memoized function is used as the map cache key. The `func` + * is invoked with the `this` binding of the memoized function. + * + * **Note:** The cache is exposed as the `cache` property on the memoized + * function. Its creation may be customized by replacing the `_.memoize.Cache` + * constructor with one whose instances implement the + * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * method interface of `delete`, `get`, `has`, and `set`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Function + * @param {Function} func The function to have its output memoized. + * @param {Function} [resolver] The function to resolve the cache key. + * @returns {Function} Returns the new memoized function. + * @example + * + * var object = { 'a': 1, 'b': 2 }; + * var other = { 'c': 3, 'd': 4 }; + * + * var values = _.memoize(_.values); + * values(object); + * // => [1, 2] + * + * values(other); + * // => [3, 4] + * + * object.a = 2; + * values(object); + * // => [1, 2] + * + * // Modify the result cache. + * values.cache.set(object, ['a', 'b']); + * values(object); + * // => ['a', 'b'] + * + * // Replace `_.memoize.Cache`. + * _.memoize.Cache = WeakMap; + */ +function memoize(func, resolver) { + if (typeof func != 'function' || (resolver && typeof resolver != 'function')) { + throw new TypeError(FUNC_ERROR_TEXT); + } + var memoized = function() { + var args = arguments, + key = resolver ? resolver.apply(this, args) : args[0], + cache = memoized.cache; + + if (cache.has(key)) { + return cache.get(key); + } + var result = func.apply(this, args); + memoized.cache = cache.set(key, result); + return result; + }; + memoized.cache = new (memoize.Cache || MapCache); + return memoized; +} + +// Assign cache to `_.memoize`. +memoize.Cache = MapCache; + +/** + * Performs a + * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * comparison between two values to determine if they are equivalent. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + * @example + * + * var object = { 'a': 1 }; + * var other = { 'a': 1 }; + * + * _.eq(object, object); + * // => true + * + * _.eq(object, other); + * // => false + * + * _.eq('a', 'a'); + * // => true + * + * _.eq('a', Object('a')); + * // => false + * + * _.eq(NaN, NaN); + * // => true + */ +function eq(value, other) { + return value === other || (value !== value && other !== other); +} + +/** + * Checks if `value` is likely an `arguments` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an `arguments` object, + * else `false`. + * @example + * + * _.isArguments(function() { return arguments; }()); + * // => true + * + * _.isArguments([1, 2, 3]); + * // => false + */ +function isArguments(value) { + // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && + (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); +} + +/** + * Checks if `value` is classified as an `Array` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array, else `false`. + * @example + * + * _.isArray([1, 2, 3]); + * // => true + * + * _.isArray(document.body.children); + * // => false + * + * _.isArray('abc'); + * // => false + * + * _.isArray(_.noop); + * // => false + */ +var isArray = Array.isArray; + +/** + * Checks if `value` is array-like. A value is considered array-like if it's + * not a function and has a `value.length` that's an integer greater than or + * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is array-like, else `false`. + * @example + * + * _.isArrayLike([1, 2, 3]); + * // => true + * + * _.isArrayLike(document.body.children); + * // => true + * + * _.isArrayLike('abc'); + * // => true + * + * _.isArrayLike(_.noop); + * // => false + */ +function isArrayLike(value) { + return value != null && isLength(getLength(value)) && !isFunction(value); +} + +/** + * This method is like `_.isArrayLike` except that it also checks if `value` + * is an object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array-like object, + * else `false`. + * @example + * + * _.isArrayLikeObject([1, 2, 3]); + * // => true + * + * _.isArrayLikeObject(document.body.children); + * // => true + * + * _.isArrayLikeObject('abc'); + * // => false + * + * _.isArrayLikeObject(_.noop); + * // => false + */ +function isArrayLikeObject(value) { + return isObjectLike(value) && isArrayLike(value); +} + +/** + * Checks if `value` is classified as a `Function` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a function, else `false`. + * @example + * + * _.isFunction(_); + * // => true + * + * _.isFunction(/abc/); + * // => false + */ +function isFunction(value) { + // The use of `Object#toString` avoids issues with the `typeof` operator + // in Safari 8 which returns 'object' for typed array and weak map constructors, + // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + var tag = isObject(value) ? objectToString.call(value) : ''; + return tag == funcTag || tag == genTag; +} + +/** + * Checks if `value` is a valid array-like length. + * + * **Note:** This function is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a valid length, + * else `false`. + * @example + * + * _.isLength(3); + * // => true + * + * _.isLength(Number.MIN_VALUE); + * // => false + * + * _.isLength(Infinity); + * // => false + * + * _.isLength('3'); + * // => false + */ +function isLength(value) { + return typeof value == 'number' && + value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER; +} + +/** + * Checks if `value` is the + * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an object, else `false`. + * @example + * + * _.isObject({}); + * // => true + * + * _.isObject([1, 2, 3]); + * // => true + * + * _.isObject(_.noop); + * // => true + * + * _.isObject(null); + * // => false + */ +function isObject(value) { + var type = typeof value; + return !!value && (type == 'object' || type == 'function'); +} + +/** + * Checks if `value` is object-like. A value is object-like if it's not `null` + * and has a `typeof` result of "object". + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is object-like, else `false`. + * @example + * + * _.isObjectLike({}); + * // => true + * + * _.isObjectLike([1, 2, 3]); + * // => true + * + * _.isObjectLike(_.noop); + * // => false + * + * _.isObjectLike(null); + * // => false + */ +function isObjectLike(value) { + return !!value && typeof value == 'object'; +} + +/** + * Checks if `value` is classified as a `String` primitive or object. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a string, else `false`. + * @example + * + * _.isString('abc'); + * // => true + * + * _.isString(1); + * // => false + */ +function isString(value) { + return typeof value == 'string' || + (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); +} + +/** + * Checks if `value` is classified as a `Symbol` primitive or object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a symbol, else `false`. + * @example + * + * _.isSymbol(Symbol.iterator); + * // => true + * + * _.isSymbol('abc'); + * // => false + */ +function isSymbol(value) { + return typeof value == 'symbol' || + (isObjectLike(value) && objectToString.call(value) == symbolTag); +} + +/** + * Checks if `value` is classified as a typed array. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + * @example + * + * _.isTypedArray(new Uint8Array); + * // => true + * + * _.isTypedArray([]); + * // => false + */ +var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray; + +/** + * Converts `value` to a string. An empty string is returned for `null` + * and `undefined` values. The sign of `-0` is preserved. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to process. + * @returns {string} Returns the string. + * @example + * + * _.toString(null); + * // => '' + * + * _.toString(-0); + * // => '-0' + * + * _.toString([1, 2, 3]); + * // => '1,2,3' + */ +function toString(value) { + return value == null ? '' : baseToString(value); +} + /** * This method is like `_.findKey` except that it iterates over elements of * a collection in the opposite order. @@ -32,8 +2166,7 @@ function baseForOwnRight(object, iteratee) { * @since 2.0.0 * @category Object * @param {Object} object The object to search. - * @param {Array|Function|Object|string} [predicate=_.identity] - * The function invoked per iteration. + * @param {Function} [predicate=_.identity] The function invoked per iteration. * @returns {string|undefined} Returns the key of the matched element, * else `undefined`. * @example @@ -60,7 +2193,161 @@ function baseForOwnRight(object, iteratee) { * // => 'pebbles' */ function findLastKey(object, predicate) { - return baseFind(object, baseIteratee(predicate, 3), baseForOwnRight, true); + return baseFindKey(object, baseIteratee(predicate, 3), baseForOwnRight); +} + +/** + * Gets the value at `path` of `object`. If the resolved value is + * `undefined`, the `defaultValue` is returned in its place. + * + * @static + * @memberOf _ + * @since 3.7.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @param {*} [defaultValue] The value returned for `undefined` resolved values. + * @returns {*} Returns the resolved value. + * @example + * + * var object = { 'a': [{ 'b': { 'c': 3 } }] }; + * + * _.get(object, 'a[0].b.c'); + * // => 3 + * + * _.get(object, ['a', '0', 'b', 'c']); + * // => 3 + * + * _.get(object, 'a.b.c', 'default'); + * // => 'default' + */ +function get(object, path, defaultValue) { + var result = object == null ? undefined : baseGet(object, path); + return result === undefined ? defaultValue : result; +} + +/** + * Checks if `path` is a direct or inherited property of `object`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + * @example + * + * var object = _.create({ 'a': _.create({ 'b': 2 }) }); + * + * _.hasIn(object, 'a'); + * // => true + * + * _.hasIn(object, 'a.b'); + * // => true + * + * _.hasIn(object, ['a', 'b']); + * // => true + * + * _.hasIn(object, 'b'); + * // => false + */ +function hasIn(object, path) { + return object != null && hasPath(object, path, baseHasIn); +} + +/** + * Creates an array of the own enumerable property names of `object`. + * + * **Note:** Non-object values are coerced to objects. See the + * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * for more details. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.keys(new Foo); + * // => ['a', 'b'] (iteration order is not guaranteed) + * + * _.keys('hi'); + * // => ['0', '1'] + */ +function keys(object) { + var isProto = isPrototype(object); + if (!(isProto || isArrayLike(object))) { + return baseKeys(object); + } + var indexes = indexKeys(object), + skipIndexes = !!indexes, + result = indexes || [], + length = result.length; + + for (var key in object) { + if (baseHas(object, key) && + !(skipIndexes && (key == 'length' || isIndex(key, length))) && + !(isProto && key == 'constructor')) { + result.push(key); + } + } + return result; +} + +/** + * This method returns the first argument it receives. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Util + * @param {*} value Any value. + * @returns {*} Returns `value`. + * @example + * + * var object = { 'a': 1 }; + * + * console.log(_.identity(object) === object); + * // => true + */ +function identity(value) { + return value; +} + +/** + * Creates a function that returns the value at `path` of a given object. + * + * @static + * @memberOf _ + * @since 2.4.0 + * @category Util + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + * @example + * + * var objects = [ + * { 'a': { 'b': 2 } }, + * { 'a': { 'b': 1 } } + * ]; + * + * _.map(objects, _.property('a.b')); + * // => [2, 1] + * + * _.map(_.sortBy(objects, _.property(['a', 'b'])), 'a.b'); + * // => [1, 2] + */ +function property(path) { + return isKey(path) ? baseProperty(toKey(path)) : basePropertyDeep(path); } module.exports = findLastKey; diff --git a/lodash.findlastkey/package.json b/lodash.findlastkey/package.json index fc52c0786..377b27c5f 100644 --- a/lodash.findlastkey/package.json +++ b/lodash.findlastkey/package.json @@ -1,6 +1,6 @@ { "name": "lodash.findlastkey", - "version": "4.5.0", + "version": "4.6.0", "description": "The lodash method `_.findLastKey` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", @@ -13,11 +13,5 @@ "Mathias Bynens (https://mathiasbynens.be/)" ], "repository": "lodash/lodash", - "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" }, - "dependencies": { - "lodash._basefind": "~3.0.0", - "lodash._baseforright": "~4.0.0", - "lodash._baseiteratee": "~4.7.0", - "lodash.keys": "^4.0.0" - } + "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" } } diff --git a/lodash.flattendepth/README.md b/lodash.flattendepth/README.md index 32287c83c..229f206a3 100644 --- a/lodash.flattendepth/README.md +++ b/lodash.flattendepth/README.md @@ -1,4 +1,4 @@ -# lodash.flattendepth v4.5.1 +# lodash.flattendepth v4.6.0 The [lodash](https://lodash.com/) method `_.flattenDepth` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var flattenDepth = require('lodash.flattendepth'); ``` -See the [documentation](https://lodash.com/docs#flattenDepth) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.flattendepth) for more details. +See the [documentation](https://lodash.com/docs#flattenDepth) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.flattendepth) for more details. diff --git a/lodash.flattendepth/index.js b/lodash.flattendepth/index.js index 127b8b6ec..5c0776eef 100644 --- a/lodash.flattendepth/index.js +++ b/lodash.flattendepth/index.js @@ -6,15 +6,16 @@ * Based on Underscore.js 1.8.3 * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors */ -var baseFlatten = require('lodash._baseflatten'); /** Used as references for various `Number` constants. */ var INFINITY = 1 / 0, + MAX_SAFE_INTEGER = 9007199254740991, MAX_INTEGER = 1.7976931348623157e+308, NAN = 0 / 0; /** `Object#toString` result references. */ -var funcTag = '[object Function]', +var argsTag = '[object Arguments]', + funcTag = '[object Function]', genTag = '[object GeneratorFunction]', symbolTag = '[object Symbol]'; @@ -33,9 +34,53 @@ var reIsOctal = /^0o[0-7]+$/i; /** Built-in method references without a dependency on `root`. */ var freeParseInt = parseInt; +/** Detect free variable `global` from Node.js. */ +var freeGlobal = typeof global == 'object' && global && global.Object === Object && global; + +/** Detect free variable `self`. */ +var freeSelf = typeof self == 'object' && self && self.Object === Object && self; + +/** Used as a reference to the global object. */ +var root = freeGlobal || freeSelf || Function('return this')(); + +/** + * Appends the elements of `values` to `array`. + * + * @private + * @param {Array} array The array to modify. + * @param {Array} values The values to append. + * @returns {Array} Returns `array`. + */ +function arrayPush(array, values) { + var index = -1, + length = values.length, + offset = array.length; + + while (++index < length) { + array[offset + index] = values[index]; + } + return array; +} + +/** + * The base implementation of `_.property` without support for deep paths. + * + * @private + * @param {string} key The key of the property to get. + * @returns {Function} Returns the new accessor function. + */ +function baseProperty(key) { + return function(object) { + return object == null ? undefined : object[key]; + }; +} + /** Used for built-in method references. */ var objectProto = Object.prototype; +/** Used to check objects for own properties. */ +var hasOwnProperty = objectProto.hasOwnProperty; + /** * Used to resolve the * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) @@ -43,6 +88,70 @@ var objectProto = Object.prototype; */ var objectToString = objectProto.toString; +/** Built-in value references. */ +var Symbol = root.Symbol, + propertyIsEnumerable = objectProto.propertyIsEnumerable, + spreadableSymbol = Symbol ? Symbol.isConcatSpreadable : undefined; + +/** + * The base implementation of `_.flatten` with support for restricting flattening. + * + * @private + * @param {Array} array The array to flatten. + * @param {number} depth The maximum recursion depth. + * @param {boolean} [predicate=isFlattenable] The function invoked per iteration. + * @param {boolean} [isStrict] Restrict to values that pass `predicate` checks. + * @param {Array} [result=[]] The initial result value. + * @returns {Array} Returns the new flattened array. + */ +function baseFlatten(array, depth, predicate, isStrict, result) { + var index = -1, + length = array.length; + + predicate || (predicate = isFlattenable); + result || (result = []); + + while (++index < length) { + var value = array[index]; + if (depth > 0 && predicate(value)) { + if (depth > 1) { + // Recursively flatten arrays (susceptible to call stack limits). + baseFlatten(value, depth - 1, predicate, isStrict, result); + } else { + arrayPush(result, value); + } + } else if (!isStrict) { + result[result.length] = value; + } + } + return result; +} + +/** + * Gets the "length" property value of `object`. + * + * **Note:** This function is used to avoid a + * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects + * Safari on at least iOS 8.1-8.3 ARM64. + * + * @private + * @param {Object} object The object to query. + * @returns {*} Returns the "length" value. + */ +var getLength = baseProperty('length'); + +/** + * Checks if `value` is a flattenable `arguments` object or array. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is flattenable, else `false`. + */ +function isFlattenable(value) { + return isArray(value) || isArguments(value) || + !!(spreadableSymbol && value && value[spreadableSymbol]); +} + /** * Recursively flatten `array` up to `depth` times. * @@ -72,6 +181,113 @@ function flattenDepth(array, depth) { return baseFlatten(array, depth); } +/** + * Checks if `value` is likely an `arguments` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an `arguments` object, + * else `false`. + * @example + * + * _.isArguments(function() { return arguments; }()); + * // => true + * + * _.isArguments([1, 2, 3]); + * // => false + */ +function isArguments(value) { + // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && + (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); +} + +/** + * Checks if `value` is classified as an `Array` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array, else `false`. + * @example + * + * _.isArray([1, 2, 3]); + * // => true + * + * _.isArray(document.body.children); + * // => false + * + * _.isArray('abc'); + * // => false + * + * _.isArray(_.noop); + * // => false + */ +var isArray = Array.isArray; + +/** + * Checks if `value` is array-like. A value is considered array-like if it's + * not a function and has a `value.length` that's an integer greater than or + * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is array-like, else `false`. + * @example + * + * _.isArrayLike([1, 2, 3]); + * // => true + * + * _.isArrayLike(document.body.children); + * // => true + * + * _.isArrayLike('abc'); + * // => true + * + * _.isArrayLike(_.noop); + * // => false + */ +function isArrayLike(value) { + return value != null && isLength(getLength(value)) && !isFunction(value); +} + +/** + * This method is like `_.isArrayLike` except that it also checks if `value` + * is an object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array-like object, + * else `false`. + * @example + * + * _.isArrayLikeObject([1, 2, 3]); + * // => true + * + * _.isArrayLikeObject(document.body.children); + * // => true + * + * _.isArrayLikeObject('abc'); + * // => false + * + * _.isArrayLikeObject(_.noop); + * // => false + */ +function isArrayLikeObject(value) { + return isObjectLike(value) && isArrayLike(value); +} + /** * Checks if `value` is classified as a `Function` object. * @@ -80,8 +296,7 @@ function flattenDepth(array, depth) { * @since 0.1.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a function, else `false`. * @example * * _.isFunction(_); @@ -98,6 +313,38 @@ function isFunction(value) { return tag == funcTag || tag == genTag; } +/** + * Checks if `value` is a valid array-like length. + * + * **Note:** This function is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a valid length, + * else `false`. + * @example + * + * _.isLength(3); + * // => true + * + * _.isLength(Number.MIN_VALUE); + * // => false + * + * _.isLength(Infinity); + * // => false + * + * _.isLength('3'); + * // => false + */ +function isLength(value) { + return typeof value == 'number' && + value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER; +} + /** * Checks if `value` is the * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) @@ -164,8 +411,7 @@ function isObjectLike(value) { * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a symbol, else `false`. * @example * * _.isSymbol(Symbol.iterator); @@ -217,7 +463,7 @@ function toFinite(value) { /** * Converts `value` to an integer. * - * **Note:** This function is loosely based on + * **Note:** This method is loosely based on * [`ToInteger`](http://www.ecma-international.org/ecma-262/6.0/#sec-tointeger). * * @static diff --git a/lodash.flattendepth/package.json b/lodash.flattendepth/package.json index bcfc69052..af1799ac9 100644 --- a/lodash.flattendepth/package.json +++ b/lodash.flattendepth/package.json @@ -1,6 +1,6 @@ { "name": "lodash.flattendepth", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.flattenDepth` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", @@ -13,8 +13,5 @@ "Mathias Bynens (https://mathiasbynens.be/)" ], "repository": "lodash/lodash", - "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" }, - "dependencies": { - "lodash._baseflatten": "~4.2.0" - } + "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" } } diff --git a/lodash.groupby/README.md b/lodash.groupby/README.md index ce5fd51fa..d4aebcfff 100644 --- a/lodash.groupby/README.md +++ b/lodash.groupby/README.md @@ -1,4 +1,4 @@ -# lodash.groupby v4.5.1 +# lodash.groupby v4.6.0 The [lodash](https://lodash.com/) method `_.groupBy` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var groupBy = require('lodash.groupby'); ``` -See the [documentation](https://lodash.com/docs#groupBy) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.groupby) for more details. +See the [documentation](https://lodash.com/docs#groupBy) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.groupby) for more details. diff --git a/lodash.groupby/index.js b/lodash.groupby/index.js index 738c58bd8..dc0ca0d06 100644 --- a/lodash.groupby/index.js +++ b/lodash.groupby/index.js @@ -62,7 +62,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -259,7 +259,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -291,6 +291,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -303,14 +304,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -328,8 +329,7 @@ var Symbol = root.Symbol, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys; +var nativeKeys = overArg(Object.keys, Object); /* Built-in method references that are verified to be native. */ var DataView = getNative(root, 'DataView'), @@ -797,11 +797,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -899,23 +926,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1118,14 +1128,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.matches` which doesn't clone `source`. @@ -1401,7 +1421,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1463,7 +1483,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1514,19 +1534,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1575,15 +1582,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1594,7 +1592,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1646,24 +1644,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1868,7 +1849,7 @@ var groupBy = createAggregator(function(result, value, key) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1927,7 +1908,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1980,7 +1961,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -2036,7 +2017,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -2087,8 +2068,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -2096,16 +2076,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2127,7 +2106,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2183,28 +2162,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2335,7 +2292,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2360,23 +2317,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.groupby/package.json b/lodash.groupby/package.json index 30c650301..9a5cabeea 100644 --- a/lodash.groupby/package.json +++ b/lodash.groupby/package.json @@ -1,6 +1,6 @@ { "name": "lodash.groupby", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.groupBy` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.intersectionby/README.md b/lodash.intersectionby/README.md index 61677ed78..3db1ee145 100644 --- a/lodash.intersectionby/README.md +++ b/lodash.intersectionby/README.md @@ -1,4 +1,4 @@ -# lodash.intersectionby v4.5.0 +# lodash.intersectionby v4.6.0 The [lodash](https://lodash.com/) method `_.intersectionBy` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var intersectionBy = require('lodash.intersectionby'); ``` -See the [documentation](https://lodash.com/docs#intersectionBy) or [package source](https://github.com/lodash/lodash/blob/4.5.0-npm-packages/lodash.intersectionby) for more details. +See the [documentation](https://lodash.com/docs#intersectionBy) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.intersectionby) for more details. diff --git a/lodash.intersectionby/index.js b/lodash.intersectionby/index.js index a0ebb3524..4f45566f6 100644 --- a/lodash.intersectionby/index.js +++ b/lodash.intersectionby/index.js @@ -6,29 +6,188 @@ * Based on Underscore.js 1.8.3 * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors */ -var baseIntersection = require('lodash._baseintersection'), - baseIteratee = require('lodash._baseiteratee'), - rest = require('lodash.rest'); + +/** Used as the size to enable large array optimizations. */ +var LARGE_ARRAY_SIZE = 200; + +/** Used as the `TypeError` message for "Functions" methods. */ +var FUNC_ERROR_TEXT = 'Expected a function'; + +/** Used to stand-in for `undefined` hash values. */ +var HASH_UNDEFINED = '__lodash_hash_undefined__'; + +/** Used to compose bitmasks for comparison styles. */ +var UNORDERED_COMPARE_FLAG = 1, + PARTIAL_COMPARE_FLAG = 2; /** Used as references for various `Number` constants. */ -var MAX_SAFE_INTEGER = 9007199254740991; +var INFINITY = 1 / 0, + MAX_SAFE_INTEGER = 9007199254740991; /** `Object#toString` result references. */ -var funcTag = '[object Function]', - genTag = '[object GeneratorFunction]'; +var argsTag = '[object Arguments]', + arrayTag = '[object Array]', + boolTag = '[object Boolean]', + dateTag = '[object Date]', + errorTag = '[object Error]', + funcTag = '[object Function]', + genTag = '[object GeneratorFunction]', + mapTag = '[object Map]', + numberTag = '[object Number]', + objectTag = '[object Object]', + promiseTag = '[object Promise]', + regexpTag = '[object RegExp]', + setTag = '[object Set]', + stringTag = '[object String]', + symbolTag = '[object Symbol]', + weakMapTag = '[object WeakMap]'; + +var arrayBufferTag = '[object ArrayBuffer]', + dataViewTag = '[object DataView]', + float32Tag = '[object Float32Array]', + float64Tag = '[object Float64Array]', + int8Tag = '[object Int8Array]', + int16Tag = '[object Int16Array]', + int32Tag = '[object Int32Array]', + uint8Tag = '[object Uint8Array]', + uint8ClampedTag = '[object Uint8ClampedArray]', + uint16Tag = '[object Uint16Array]', + uint32Tag = '[object Uint32Array]'; + +/** Used to match property names within property paths. */ +var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, + reIsPlainProp = /^\w*$/, + rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(\.|\[\])(?:\4|$))/g; + +/** + * Used to match `RegExp` + * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + */ +var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; + +/** Used to match backslashes in property paths. */ +var reEscapeChar = /\\(\\)?/g; + +/** Used to detect host constructors (Safari). */ +var reIsHostCtor = /^\[object .+?Constructor\]$/; + +/** Used to detect unsigned integer values. */ +var reIsUint = /^(?:0|[1-9]\d*)$/; + +/** Used to identify `toStringTag` values of typed arrays. */ +var typedArrayTags = {}; +typedArrayTags[float32Tag] = typedArrayTags[float64Tag] = +typedArrayTags[int8Tag] = typedArrayTags[int16Tag] = +typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] = +typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] = +typedArrayTags[uint32Tag] = true; +typedArrayTags[argsTag] = typedArrayTags[arrayTag] = +typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] = +typedArrayTags[dataViewTag] = typedArrayTags[dateTag] = +typedArrayTags[errorTag] = typedArrayTags[funcTag] = +typedArrayTags[mapTag] = typedArrayTags[numberTag] = +typedArrayTags[objectTag] = typedArrayTags[regexpTag] = +typedArrayTags[setTag] = typedArrayTags[stringTag] = +typedArrayTags[weakMapTag] = false; + +/** Detect free variable `global` from Node.js. */ +var freeGlobal = typeof global == 'object' && global && global.Object === Object && global; + +/** Detect free variable `self`. */ +var freeSelf = typeof self == 'object' && self && self.Object === Object && self; + +/** Used as a reference to the global object. */ +var root = freeGlobal || freeSelf || Function('return this')(); + +/** Detect free variable `exports`. */ +var freeExports = freeGlobal && typeof exports == 'object' && exports; + +/** Detect free variable `module`. */ +var freeModule = freeExports && typeof module == 'object' && module; + +/** Detect the popular CommonJS extension `module.exports`. */ +var moduleExports = freeModule && freeModule.exports === freeExports; + +/** Detect free variable `process` from Node.js. */ +var freeProcess = moduleExports && freeGlobal.process; + +/** Used to access faster Node.js helpers. */ +var nodeUtil = (function() { + try { + return freeProcess && freeProcess.binding('util'); + } catch (e) {} +}()); + +/* Node.js helper references. */ +var nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray; + +/** + * A faster alternative to `Function#apply`, this function invokes `func` + * with the `this` binding of `thisArg` and the arguments of `args`. + * + * @private + * @param {Function} func The function to invoke. + * @param {*} thisArg The `this` binding of `func`. + * @param {Array} args The arguments to invoke `func` with. + * @returns {*} Returns the result of `func`. + */ +function apply(func, thisArg, args) { + switch (args.length) { + case 0: return func.call(thisArg); + case 1: return func.call(thisArg, args[0]); + case 2: return func.call(thisArg, args[0], args[1]); + case 3: return func.call(thisArg, args[0], args[1], args[2]); + } + return func.apply(thisArg, args); +} + +/** + * A specialized version of `_.includes` for arrays without support for + * specifying an index to search from. + * + * @private + * @param {Array} [array] The array to search. + * @param {*} target The value to search for. + * @returns {boolean} Returns `true` if `target` is found, else `false`. + */ +function arrayIncludes(array, value) { + var length = array ? array.length : 0; + return !!length && baseIndexOf(array, value, 0) > -1; +} + +/** + * This function is like `arrayIncludes` except that it accepts a comparator. + * + * @private + * @param {Array} [array] The array to search. + * @param {*} target The value to search for. + * @param {Function} comparator The comparator invoked per element. + * @returns {boolean} Returns `true` if `target` is found, else `false`. + */ +function arrayIncludesWith(array, value, comparator) { + var index = -1, + length = array ? array.length : 0; + + while (++index < length) { + if (comparator(value, array[index])) { + return true; + } + } + return false; +} /** * A specialized version of `_.map` for arrays without support for iteratee * shorthands. * * @private - * @param {Array} array The array to iterate over. + * @param {Array} [array] The array to iterate over. * @param {Function} iteratee The function invoked per iteration. * @returns {Array} Returns the new mapped array. */ function arrayMap(array, iteratee) { var index = -1, - length = array.length, + length = array ? array.length : 0, result = Array(length); while (++index < length) { @@ -37,15 +196,85 @@ function arrayMap(array, iteratee) { return result; } -/** Used for built-in method references. */ -var objectProto = Object.prototype; +/** + * A specialized version of `_.some` for arrays without support for iteratee + * shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} predicate The function invoked per iteration. + * @returns {boolean} Returns `true` if any element passes the predicate check, + * else `false`. + */ +function arraySome(array, predicate) { + var index = -1, + length = array ? array.length : 0; + + while (++index < length) { + if (predicate(array[index], index, array)) { + return true; + } + } + return false; +} /** - * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) - * of values. + * The base implementation of `_.findIndex` and `_.findLastIndex` without + * support for iteratee shorthands. + * + * @private + * @param {Array} array The array to search. + * @param {Function} predicate The function invoked per iteration. + * @param {number} fromIndex The index to search from. + * @param {boolean} [fromRight] Specify iterating from right to left. + * @returns {number} Returns the index of the matched value, else `-1`. */ -var objectToString = objectProto.toString; +function baseFindIndex(array, predicate, fromIndex, fromRight) { + var length = array.length, + index = fromIndex + (fromRight ? 1 : -1); + + while ((fromRight ? index-- : ++index < length)) { + if (predicate(array[index], index, array)) { + return index; + } + } + return -1; +} + +/** + * The base implementation of `_.indexOf` without `fromIndex` bounds checks. + * + * @private + * @param {Array} array The array to search. + * @param {*} value The value to search for. + * @param {number} fromIndex The index to search from. + * @returns {number} Returns the index of the matched value, else `-1`. + */ +function baseIndexOf(array, value, fromIndex) { + if (value !== value) { + return baseFindIndex(array, baseIsNaN, fromIndex); + } + var index = fromIndex - 1, + length = array.length; + + while (++index < length) { + if (array[index] === value) { + return index; + } + } + return -1; +} + +/** + * The base implementation of `_.isNaN` without support for number objects. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is `NaN`, else `false`. + */ +function baseIsNaN(value) { + return value !== value; +} /** * The base implementation of `_.property` without support for deep paths. @@ -60,6 +289,1078 @@ function baseProperty(key) { }; } +/** + * The base implementation of `_.times` without support for iteratee shorthands + * or max array length checks. + * + * @private + * @param {number} n The number of times to invoke `iteratee`. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns the array of results. + */ +function baseTimes(n, iteratee) { + var index = -1, + result = Array(n); + + while (++index < n) { + result[index] = iteratee(index); + } + return result; +} + +/** + * The base implementation of `_.unary` without support for storing metadata. + * + * @private + * @param {Function} func The function to cap arguments for. + * @returns {Function} Returns the new capped function. + */ +function baseUnary(func) { + return function(value) { + return func(value); + }; +} + +/** + * Checks if a cache value for `key` exists. + * + * @private + * @param {Object} cache The cache to query. + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function cacheHas(cache, key) { + return cache.has(key); +} + +/** + * Gets the value at `key` of `object`. + * + * @private + * @param {Object} [object] The object to query. + * @param {string} key The key of the property to get. + * @returns {*} Returns the property value. + */ +function getValue(object, key) { + return object == null ? undefined : object[key]; +} + +/** + * Checks if `value` is a host object in IE < 9. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a host object, else `false`. + */ +function isHostObject(value) { + // Many host objects are `Object` objects that can coerce to strings + // despite having improperly defined `toString` methods. + var result = false; + if (value != null && typeof value.toString != 'function') { + try { + result = !!(value + ''); + } catch (e) {} + } + return result; +} + +/** + * Converts `map` to its key-value pairs. + * + * @private + * @param {Object} map The map to convert. + * @returns {Array} Returns the key-value pairs. + */ +function mapToArray(map) { + var index = -1, + result = Array(map.size); + + map.forEach(function(value, key) { + result[++index] = [key, value]; + }); + return result; +} + +/** + * Creates a function that invokes `func` with its first argument transformed. + * + * @private + * @param {Function} func The function to wrap. + * @param {Function} transform The argument transform. + * @returns {Function} Returns the new function. + */ +function overArg(func, transform) { + return function(arg) { + return func(transform(arg)); + }; +} + +/** + * Converts `set` to an array of its values. + * + * @private + * @param {Object} set The set to convert. + * @returns {Array} Returns the values. + */ +function setToArray(set) { + var index = -1, + result = Array(set.size); + + set.forEach(function(value) { + result[++index] = value; + }); + return result; +} + +/** Used for built-in method references. */ +var arrayProto = Array.prototype, + objectProto = Object.prototype; + +/** Used to detect overreaching core-js shims. */ +var coreJsData = root['__core-js_shared__']; + +/** Used to detect methods masquerading as native. */ +var maskSrcKey = (function() { + var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || ''); + return uid ? ('Symbol(src)_1.' + uid) : ''; +}()); + +/** Used to resolve the decompiled source of functions. */ +var funcToString = Function.prototype.toString; + +/** Used to check objects for own properties. */ +var hasOwnProperty = objectProto.hasOwnProperty; + +/** + * Used to resolve the + * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * of values. + */ +var objectToString = objectProto.toString; + +/** Used to detect if a method is native. */ +var reIsNative = RegExp('^' + + funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&') + .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$' +); + +/** Built-in value references. */ +var Symbol = root.Symbol, + Uint8Array = root.Uint8Array, + propertyIsEnumerable = objectProto.propertyIsEnumerable, + splice = arrayProto.splice; + +/* Built-in method references for those with the same name as other `lodash` methods. */ +var nativeGetPrototype = Object.getPrototypeOf, + nativeKeys = Object.keys, + nativeMax = Math.max, + nativeMin = Math.min; + +/* Built-in method references that are verified to be native. */ +var DataView = getNative(root, 'DataView'), + Map = getNative(root, 'Map'), + Promise = getNative(root, 'Promise'), + Set = getNative(root, 'Set'), + WeakMap = getNative(root, 'WeakMap'), + nativeCreate = getNative(Object, 'create'); + +/** Used to detect maps, sets, and weakmaps. */ +var dataViewCtorString = toSource(DataView), + mapCtorString = toSource(Map), + promiseCtorString = toSource(Promise), + setCtorString = toSource(Set), + weakMapCtorString = toSource(WeakMap); + +/** Used to convert symbols to primitives and strings. */ +var symbolProto = Symbol ? Symbol.prototype : undefined, + symbolValueOf = symbolProto ? symbolProto.valueOf : undefined, + symbolToString = symbolProto ? symbolProto.toString : undefined; + +/** + * Creates a hash object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Hash(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the hash. + * + * @private + * @name clear + * @memberOf Hash + */ +function hashClear() { + this.__data__ = nativeCreate ? nativeCreate(null) : {}; +} + +/** + * Removes `key` and its value from the hash. + * + * @private + * @name delete + * @memberOf Hash + * @param {Object} hash The hash to modify. + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function hashDelete(key) { + return this.has(key) && delete this.__data__[key]; +} + +/** + * Gets the hash value for `key`. + * + * @private + * @name get + * @memberOf Hash + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function hashGet(key) { + var data = this.__data__; + if (nativeCreate) { + var result = data[key]; + return result === HASH_UNDEFINED ? undefined : result; + } + return hasOwnProperty.call(data, key) ? data[key] : undefined; +} + +/** + * Checks if a hash value for `key` exists. + * + * @private + * @name has + * @memberOf Hash + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function hashHas(key) { + var data = this.__data__; + return nativeCreate ? data[key] !== undefined : hasOwnProperty.call(data, key); +} + +/** + * Sets the hash `key` to `value`. + * + * @private + * @name set + * @memberOf Hash + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the hash instance. + */ +function hashSet(key, value) { + var data = this.__data__; + data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value; + return this; +} + +// Add methods to `Hash`. +Hash.prototype.clear = hashClear; +Hash.prototype['delete'] = hashDelete; +Hash.prototype.get = hashGet; +Hash.prototype.has = hashHas; +Hash.prototype.set = hashSet; + +/** + * Creates an list cache object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function ListCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the list cache. + * + * @private + * @name clear + * @memberOf ListCache + */ +function listCacheClear() { + this.__data__ = []; +} + +/** + * Removes `key` and its value from the list cache. + * + * @private + * @name delete + * @memberOf ListCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function listCacheDelete(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + return false; + } + var lastIndex = data.length - 1; + if (index == lastIndex) { + data.pop(); + } else { + splice.call(data, index, 1); + } + return true; +} + +/** + * Gets the list cache value for `key`. + * + * @private + * @name get + * @memberOf ListCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function listCacheGet(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + return index < 0 ? undefined : data[index][1]; +} + +/** + * Checks if a list cache value for `key` exists. + * + * @private + * @name has + * @memberOf ListCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function listCacheHas(key) { + return assocIndexOf(this.__data__, key) > -1; +} + +/** + * Sets the list cache `key` to `value`. + * + * @private + * @name set + * @memberOf ListCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the list cache instance. + */ +function listCacheSet(key, value) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + data.push([key, value]); + } else { + data[index][1] = value; + } + return this; +} + +// Add methods to `ListCache`. +ListCache.prototype.clear = listCacheClear; +ListCache.prototype['delete'] = listCacheDelete; +ListCache.prototype.get = listCacheGet; +ListCache.prototype.has = listCacheHas; +ListCache.prototype.set = listCacheSet; + +/** + * Creates a map cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function MapCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the map. + * + * @private + * @name clear + * @memberOf MapCache + */ +function mapCacheClear() { + this.__data__ = { + 'hash': new Hash, + 'map': new (Map || ListCache), + 'string': new Hash + }; +} + +/** + * Removes `key` and its value from the map. + * + * @private + * @name delete + * @memberOf MapCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function mapCacheDelete(key) { + return getMapData(this, key)['delete'](key); +} + +/** + * Gets the map value for `key`. + * + * @private + * @name get + * @memberOf MapCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function mapCacheGet(key) { + return getMapData(this, key).get(key); +} + +/** + * Checks if a map value for `key` exists. + * + * @private + * @name has + * @memberOf MapCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function mapCacheHas(key) { + return getMapData(this, key).has(key); +} + +/** + * Sets the map `key` to `value`. + * + * @private + * @name set + * @memberOf MapCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the map cache instance. + */ +function mapCacheSet(key, value) { + getMapData(this, key).set(key, value); + return this; +} + +// Add methods to `MapCache`. +MapCache.prototype.clear = mapCacheClear; +MapCache.prototype['delete'] = mapCacheDelete; +MapCache.prototype.get = mapCacheGet; +MapCache.prototype.has = mapCacheHas; +MapCache.prototype.set = mapCacheSet; + +/** + * + * Creates an array cache object to store unique values. + * + * @private + * @constructor + * @param {Array} [values] The values to cache. + */ +function SetCache(values) { + var index = -1, + length = values ? values.length : 0; + + this.__data__ = new MapCache; + while (++index < length) { + this.add(values[index]); + } +} + +/** + * Adds `value` to the array cache. + * + * @private + * @name add + * @memberOf SetCache + * @alias push + * @param {*} value The value to cache. + * @returns {Object} Returns the cache instance. + */ +function setCacheAdd(value) { + this.__data__.set(value, HASH_UNDEFINED); + return this; +} + +/** + * Checks if `value` is in the array cache. + * + * @private + * @name has + * @memberOf SetCache + * @param {*} value The value to search for. + * @returns {number} Returns `true` if `value` is found, else `false`. + */ +function setCacheHas(value) { + return this.__data__.has(value); +} + +// Add methods to `SetCache`. +SetCache.prototype.add = SetCache.prototype.push = setCacheAdd; +SetCache.prototype.has = setCacheHas; + +/** + * Creates a stack cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Stack(entries) { + this.__data__ = new ListCache(entries); +} + +/** + * Removes all key-value entries from the stack. + * + * @private + * @name clear + * @memberOf Stack + */ +function stackClear() { + this.__data__ = new ListCache; +} + +/** + * Removes `key` and its value from the stack. + * + * @private + * @name delete + * @memberOf Stack + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function stackDelete(key) { + return this.__data__['delete'](key); +} + +/** + * Gets the stack value for `key`. + * + * @private + * @name get + * @memberOf Stack + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function stackGet(key) { + return this.__data__.get(key); +} + +/** + * Checks if a stack value for `key` exists. + * + * @private + * @name has + * @memberOf Stack + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function stackHas(key) { + return this.__data__.has(key); +} + +/** + * Sets the stack `key` to `value`. + * + * @private + * @name set + * @memberOf Stack + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the stack cache instance. + */ +function stackSet(key, value) { + var cache = this.__data__; + if (cache instanceof ListCache) { + var pairs = cache.__data__; + if (!Map || (pairs.length < LARGE_ARRAY_SIZE - 1)) { + pairs.push([key, value]); + return this; + } + cache = this.__data__ = new MapCache(pairs); + } + cache.set(key, value); + return this; +} + +// Add methods to `Stack`. +Stack.prototype.clear = stackClear; +Stack.prototype['delete'] = stackDelete; +Stack.prototype.get = stackGet; +Stack.prototype.has = stackHas; +Stack.prototype.set = stackSet; + +/** + * Gets the index at which the `key` is found in `array` of key-value pairs. + * + * @private + * @param {Array} array The array to search. + * @param {*} key The key to search for. + * @returns {number} Returns the index of the matched value, else `-1`. + */ +function assocIndexOf(array, key) { + var length = array.length; + while (length--) { + if (eq(array[length][0], key)) { + return length; + } + } + return -1; +} + +/** + * The base implementation of `_.get` without support for default values. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @returns {*} Returns the resolved value. + */ +function baseGet(object, path) { + path = isKey(path, object) ? [path] : castPath(path); + + var index = 0, + length = path.length; + + while (object != null && index < length) { + object = object[toKey(path[index++])]; + } + return (index && index == length) ? object : undefined; +} + +/** + * The base implementation of `getTag`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +function baseGetTag(value) { + return objectToString.call(value); +} + +/** + * The base implementation of `_.has` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHas(object, key) { + // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, + // that are composed entirely of index properties, return `false` for + // `hasOwnProperty` checks of them. + return object != null && + (hasOwnProperty.call(object, key) || + (typeof object == 'object' && key in object && getPrototype(object) === null)); +} + +/** + * The base implementation of `_.hasIn` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHasIn(object, key) { + return object != null && key in Object(object); +} + +/** + * The base implementation of methods like `_.intersection`, without support + * for iteratee shorthands, that accepts an array of arrays to inspect. + * + * @private + * @param {Array} arrays The arrays to inspect. + * @param {Function} [iteratee] The iteratee invoked per element. + * @param {Function} [comparator] The comparator invoked per element. + * @returns {Array} Returns the new array of shared values. + */ +function baseIntersection(arrays, iteratee, comparator) { + var includes = comparator ? arrayIncludesWith : arrayIncludes, + length = arrays[0].length, + othLength = arrays.length, + othIndex = othLength, + caches = Array(othLength), + maxLength = Infinity, + result = []; + + while (othIndex--) { + var array = arrays[othIndex]; + if (othIndex && iteratee) { + array = arrayMap(array, baseUnary(iteratee)); + } + maxLength = nativeMin(array.length, maxLength); + caches[othIndex] = !comparator && (iteratee || (length >= 120 && array.length >= 120)) + ? new SetCache(othIndex && array) + : undefined; + } + array = arrays[0]; + + var index = -1, + seen = caches[0]; + + outer: + while (++index < length && result.length < maxLength) { + var value = array[index], + computed = iteratee ? iteratee(value) : value; + + value = (comparator || value !== 0) ? value : 0; + if (!(seen + ? cacheHas(seen, computed) + : includes(result, computed, comparator) + )) { + othIndex = othLength; + while (--othIndex) { + var cache = caches[othIndex]; + if (!(cache + ? cacheHas(cache, computed) + : includes(arrays[othIndex], computed, comparator)) + ) { + continue outer; + } + } + if (seen) { + seen.push(computed); + } + result.push(value); + } + } + return result; +} + +/** + * The base implementation of `_.isEqual` which supports partial comparisons + * and tracks traversed objects. + * + * @private + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @param {Function} [customizer] The function to customize comparisons. + * @param {boolean} [bitmask] The bitmask of comparison flags. + * The bitmask may be composed of the following flags: + * 1 - Unordered comparison + * 2 - Partial comparison + * @param {Object} [stack] Tracks traversed `value` and `other` objects. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + */ +function baseIsEqual(value, other, customizer, bitmask, stack) { + if (value === other) { + return true; + } + if (value == null || other == null || (!isObject(value) && !isObjectLike(other))) { + return value !== value && other !== other; + } + return baseIsEqualDeep(value, other, baseIsEqual, customizer, bitmask, stack); +} + +/** + * A specialized version of `baseIsEqual` for arrays and objects which performs + * deep comparisons and tracks traversed objects enabling objects with circular + * references to be compared. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} [customizer] The function to customize comparisons. + * @param {number} [bitmask] The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} [stack] Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function baseIsEqualDeep(object, other, equalFunc, customizer, bitmask, stack) { + var objIsArr = isArray(object), + othIsArr = isArray(other), + objTag = arrayTag, + othTag = arrayTag; + + if (!objIsArr) { + objTag = getTag(object); + objTag = objTag == argsTag ? objectTag : objTag; + } + if (!othIsArr) { + othTag = getTag(other); + othTag = othTag == argsTag ? objectTag : othTag; + } + var objIsObj = objTag == objectTag && !isHostObject(object), + othIsObj = othTag == objectTag && !isHostObject(other), + isSameTag = objTag == othTag; + + if (isSameTag && !objIsObj) { + stack || (stack = new Stack); + return (objIsArr || isTypedArray(object)) + ? equalArrays(object, other, equalFunc, customizer, bitmask, stack) + : equalByTag(object, other, objTag, equalFunc, customizer, bitmask, stack); + } + if (!(bitmask & PARTIAL_COMPARE_FLAG)) { + var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'), + othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__'); + + if (objIsWrapped || othIsWrapped) { + var objUnwrapped = objIsWrapped ? object.value() : object, + othUnwrapped = othIsWrapped ? other.value() : other; + + stack || (stack = new Stack); + return equalFunc(objUnwrapped, othUnwrapped, customizer, bitmask, stack); + } + } + if (!isSameTag) { + return false; + } + stack || (stack = new Stack); + return equalObjects(object, other, equalFunc, customizer, bitmask, stack); +} + +/** + * The base implementation of `_.isMatch` without support for iteratee shorthands. + * + * @private + * @param {Object} object The object to inspect. + * @param {Object} source The object of property values to match. + * @param {Array} matchData The property names, values, and compare flags to match. + * @param {Function} [customizer] The function to customize comparisons. + * @returns {boolean} Returns `true` if `object` is a match, else `false`. + */ +function baseIsMatch(object, source, matchData, customizer) { + var index = matchData.length, + length = index, + noCustomizer = !customizer; + + if (object == null) { + return !length; + } + object = Object(object); + while (index--) { + var data = matchData[index]; + if ((noCustomizer && data[2]) + ? data[1] !== object[data[0]] + : !(data[0] in object) + ) { + return false; + } + } + while (++index < length) { + data = matchData[index]; + var key = data[0], + objValue = object[key], + srcValue = data[1]; + + if (noCustomizer && data[2]) { + if (objValue === undefined && !(key in object)) { + return false; + } + } else { + var stack = new Stack; + if (customizer) { + var result = customizer(objValue, srcValue, key, object, source, stack); + } + if (!(result === undefined + ? baseIsEqual(srcValue, objValue, customizer, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG, stack) + : result + )) { + return false; + } + } + } + return true; +} + +/** + * The base implementation of `_.isNative` without bad shim checks. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a native function, + * else `false`. + */ +function baseIsNative(value) { + if (!isObject(value) || isMasked(value)) { + return false; + } + var pattern = (isFunction(value) || isHostObject(value)) ? reIsNative : reIsHostCtor; + return pattern.test(toSource(value)); +} + +/** + * The base implementation of `_.isTypedArray` without Node.js optimizations. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + */ +function baseIsTypedArray(value) { + return isObjectLike(value) && + isLength(value.length) && !!typedArrayTags[objectToString.call(value)]; +} + +/** + * The base implementation of `_.iteratee`. + * + * @private + * @param {*} [value=_.identity] The value to convert to an iteratee. + * @returns {Function} Returns the iteratee. + */ +function baseIteratee(value) { + // Don't store the `typeof` result in a variable to avoid a JIT bug in Safari 9. + // See https://bugs.webkit.org/show_bug.cgi?id=156034 for more details. + if (typeof value == 'function') { + return value; + } + if (value == null) { + return identity; + } + if (typeof value == 'object') { + return isArray(value) + ? baseMatchesProperty(value[0], value[1]) + : baseMatches(value); + } + return property(value); +} + +/** + * The base implementation of `_.keys` which doesn't skip the constructor + * property of prototypes or treat sparse arrays as dense. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + */ +var baseKeys = overArg(nativeKeys, Object); + +/** + * The base implementation of `_.matches` which doesn't clone `source`. + * + * @private + * @param {Object} source The object of property values to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatches(source) { + var matchData = getMatchData(source); + if (matchData.length == 1 && matchData[0][2]) { + return matchesStrictComparable(matchData[0][0], matchData[0][1]); + } + return function(object) { + return object === source || baseIsMatch(object, source, matchData); + }; +} + +/** + * The base implementation of `_.matchesProperty` which doesn't clone `srcValue`. + * + * @private + * @param {string} path The path of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatchesProperty(path, srcValue) { + if (isKey(path) && isStrictComparable(srcValue)) { + return matchesStrictComparable(toKey(path), srcValue); + } + return function(object) { + var objValue = get(object, path); + return (objValue === undefined && objValue === srcValue) + ? hasIn(object, path) + : baseIsEqual(srcValue, objValue, undefined, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG); + }; +} + +/** + * A specialized version of `baseProperty` which supports deep paths. + * + * @private + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + */ +function basePropertyDeep(path) { + return function(object) { + return baseGet(object, path); + }; +} + +/** + * The base implementation of `_.rest` which doesn't validate or coerce arguments. + * + * @private + * @param {Function} func The function to apply a rest parameter to. + * @param {number} [start=func.length-1] The start position of the rest parameter. + * @returns {Function} Returns the new function. + */ +function baseRest(func, start) { + start = nativeMax(start === undefined ? (func.length - 1) : start, 0); + return function() { + var args = arguments, + index = -1, + length = nativeMax(args.length - start, 0), + array = Array(length); + + while (++index < length) { + array[index] = args[start + index]; + } + index = -1; + var otherArgs = Array(start + 1); + while (++index < start) { + otherArgs[index] = args[index]; + } + otherArgs[start] = array; + return apply(func, this, otherArgs); + }; +} + +/** + * The base implementation of `_.toString` which doesn't convert nullish + * values to empty strings. + * + * @private + * @param {*} value The value to process. + * @returns {string} Returns the string. + */ +function baseToString(value) { + // Exit early for strings to avoid a performance hit in some environments. + if (typeof value == 'string') { + return value; + } + if (isSymbol(value)) { + return symbolToString ? symbolToString.call(value) : ''; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + /** * Casts `value` to an empty array if it's not an array like object. * @@ -71,6 +1372,251 @@ function castArrayLikeObject(value) { return isArrayLikeObject(value) ? value : []; } +/** + * Casts `value` to a path array if it's not one. + * + * @private + * @param {*} value The value to inspect. + * @returns {Array} Returns the cast property path array. + */ +function castPath(value) { + return isArray(value) ? value : stringToPath(value); +} + +/** + * A specialized version of `baseIsEqualDeep` for arrays with support for + * partial deep comparisons. + * + * @private + * @param {Array} array The array to compare. + * @param {Array} other The other array to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `array` and `other` objects. + * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`. + */ +function equalArrays(array, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + arrLength = array.length, + othLength = other.length; + + if (arrLength != othLength && !(isPartial && othLength > arrLength)) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(array); + if (stacked && stack.get(other)) { + return stacked == other; + } + var index = -1, + result = true, + seen = (bitmask & UNORDERED_COMPARE_FLAG) ? new SetCache : undefined; + + stack.set(array, other); + stack.set(other, array); + + // Ignore non-index properties. + while (++index < arrLength) { + var arrValue = array[index], + othValue = other[index]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, arrValue, index, other, array, stack) + : customizer(arrValue, othValue, index, array, other, stack); + } + if (compared !== undefined) { + if (compared) { + continue; + } + result = false; + break; + } + // Recursively compare arrays (susceptible to call stack limits). + if (seen) { + if (!arraySome(other, function(othValue, othIndex) { + if (!seen.has(othIndex) && + (arrValue === othValue || equalFunc(arrValue, othValue, customizer, bitmask, stack))) { + return seen.add(othIndex); + } + })) { + result = false; + break; + } + } else if (!( + arrValue === othValue || + equalFunc(arrValue, othValue, customizer, bitmask, stack) + )) { + result = false; + break; + } + } + stack['delete'](array); + return result; +} + +/** + * A specialized version of `baseIsEqualDeep` for comparing objects of + * the same `toStringTag`. + * + * **Note:** This function only supports comparing values with tags of + * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {string} tag The `toStringTag` of the objects to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { + switch (tag) { + case dataViewTag: + if ((object.byteLength != other.byteLength) || + (object.byteOffset != other.byteOffset)) { + return false; + } + object = object.buffer; + other = other.buffer; + + case arrayBufferTag: + if ((object.byteLength != other.byteLength) || + !equalFunc(new Uint8Array(object), new Uint8Array(other))) { + return false; + } + return true; + + case boolTag: + case dateTag: + case numberTag: + // Coerce booleans to `1` or `0` and dates to milliseconds. + // Invalid dates are coerced to `NaN`. + return eq(+object, +other); + + case errorTag: + return object.name == other.name && object.message == other.message; + + case regexpTag: + case stringTag: + // Coerce regexes to strings and treat strings, primitives and objects, + // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // for more details. + return object == (other + ''); + + case mapTag: + var convert = mapToArray; + + case setTag: + var isPartial = bitmask & PARTIAL_COMPARE_FLAG; + convert || (convert = setToArray); + + if (object.size != other.size && !isPartial) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked) { + return stacked == other; + } + bitmask |= UNORDERED_COMPARE_FLAG; + + // Recursively compare objects (susceptible to call stack limits). + stack.set(object, other); + var result = equalArrays(convert(object), convert(other), equalFunc, customizer, bitmask, stack); + stack['delete'](object); + return result; + + case symbolTag: + if (symbolValueOf) { + return symbolValueOf.call(object) == symbolValueOf.call(other); + } + } + return false; +} + +/** + * A specialized version of `baseIsEqualDeep` for objects with support for + * partial deep comparisons. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + objProps = keys(object), + objLength = objProps.length, + othProps = keys(other), + othLength = othProps.length; + + if (objLength != othLength && !isPartial) { + return false; + } + var index = objLength; + while (index--) { + var key = objProps[index]; + if (!(isPartial ? key in other : baseHas(other, key))) { + return false; + } + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked && stack.get(other)) { + return stacked == other; + } + var result = true; + stack.set(object, other); + stack.set(other, object); + + var skipCtor = isPartial; + while (++index < objLength) { + key = objProps[index]; + var objValue = object[key], + othValue = other[key]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, objValue, key, other, object, stack) + : customizer(objValue, othValue, key, object, other, stack); + } + // Recursively compare objects (susceptible to call stack limits). + if (!(compared === undefined + ? (objValue === othValue || equalFunc(objValue, othValue, customizer, bitmask, stack)) + : compared + )) { + result = false; + break; + } + skipCtor || (skipCtor = key == 'constructor'); + } + if (result && !skipCtor) { + var objCtor = object.constructor, + othCtor = other.constructor; + + // Non `Object` object instances with different constructors are not equal. + if (objCtor != othCtor && + ('constructor' in object && 'constructor' in other) && + !(typeof objCtor == 'function' && objCtor instanceof objCtor && + typeof othCtor == 'function' && othCtor instanceof othCtor)) { + result = false; + } + } + stack['delete'](object); + return result; +} + /** * Gets the "length" property value of `object`. * @@ -84,6 +1630,300 @@ function castArrayLikeObject(value) { */ var getLength = baseProperty('length'); +/** + * Gets the data for `map`. + * + * @private + * @param {Object} map The map to query. + * @param {string} key The reference key. + * @returns {*} Returns the map data. + */ +function getMapData(map, key) { + var data = map.__data__; + return isKeyable(key) + ? data[typeof key == 'string' ? 'string' : 'hash'] + : data.map; +} + +/** + * Gets the property names, values, and compare flags of `object`. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the match data of `object`. + */ +function getMatchData(object) { + var result = keys(object), + length = result.length; + + while (length--) { + var key = result[length], + value = object[key]; + + result[length] = [key, value, isStrictComparable(value)]; + } + return result; +} + +/** + * Gets the native function at `key` of `object`. + * + * @private + * @param {Object} object The object to query. + * @param {string} key The key of the method to get. + * @returns {*} Returns the function if it's native, else `undefined`. + */ +function getNative(object, key) { + var value = getValue(object, key); + return baseIsNative(value) ? value : undefined; +} + +/** + * Gets the `[[Prototype]]` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {null|Object} Returns the `[[Prototype]]`. + */ +var getPrototype = overArg(nativeGetPrototype, Object); + +/** + * Gets the `toStringTag` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +var getTag = baseGetTag; + +// Fallback for data views, maps, sets, and weak maps in IE 11, +// for data views in Edge, and promises in Node.js. +if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || + (Map && getTag(new Map) != mapTag) || + (Promise && getTag(Promise.resolve()) != promiseTag) || + (Set && getTag(new Set) != setTag) || + (WeakMap && getTag(new WeakMap) != weakMapTag)) { + getTag = function(value) { + var result = objectToString.call(value), + Ctor = result == objectTag ? value.constructor : undefined, + ctorString = Ctor ? toSource(Ctor) : undefined; + + if (ctorString) { + switch (ctorString) { + case dataViewCtorString: return dataViewTag; + case mapCtorString: return mapTag; + case promiseCtorString: return promiseTag; + case setCtorString: return setTag; + case weakMapCtorString: return weakMapTag; + } + } + return result; + }; +} + +/** + * Checks if `path` exists on `object`. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @param {Function} hasFunc The function to check properties. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + */ +function hasPath(object, path, hasFunc) { + path = isKey(path, object) ? [path] : castPath(path); + + var result, + index = -1, + length = path.length; + + while (++index < length) { + var key = toKey(path[index]); + if (!(result = object != null && hasFunc(object, key))) { + break; + } + object = object[key]; + } + if (result) { + return result; + } + var length = object ? object.length : 0; + return !!length && isLength(length) && isIndex(key, length) && + (isArray(object) || isString(object) || isArguments(object)); +} + +/** + * Creates an array of index keys for `object` values of arrays, + * `arguments` objects, and strings, otherwise `null` is returned. + * + * @private + * @param {Object} object The object to query. + * @returns {Array|null} Returns index keys, else `null`. + */ +function indexKeys(object) { + var length = object ? object.length : undefined; + if (isLength(length) && + (isArray(object) || isString(object) || isArguments(object))) { + return baseTimes(length, String); + } + return null; +} + +/** + * Checks if `value` is a valid array-like index. + * + * @private + * @param {*} value The value to check. + * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index. + * @returns {boolean} Returns `true` if `value` is a valid index, else `false`. + */ +function isIndex(value, length) { + length = length == null ? MAX_SAFE_INTEGER : length; + return !!length && + (typeof value == 'number' || reIsUint.test(value)) && + (value > -1 && value % 1 == 0 && value < length); +} + +/** + * Checks if `value` is a property name and not a property path. + * + * @private + * @param {*} value The value to check. + * @param {Object} [object] The object to query keys on. + * @returns {boolean} Returns `true` if `value` is a property name, else `false`. + */ +function isKey(value, object) { + if (isArray(value)) { + return false; + } + var type = typeof value; + if (type == 'number' || type == 'symbol' || type == 'boolean' || + value == null || isSymbol(value)) { + return true; + } + return reIsPlainProp.test(value) || !reIsDeepProp.test(value) || + (object != null && value in Object(object)); +} + +/** + * Checks if `value` is suitable for use as unique object key. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is suitable, else `false`. + */ +function isKeyable(value) { + var type = typeof value; + return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean') + ? (value !== '__proto__') + : (value === null); +} + +/** + * Checks if `func` has its source masked. + * + * @private + * @param {Function} func The function to check. + * @returns {boolean} Returns `true` if `func` is masked, else `false`. + */ +function isMasked(func) { + return !!maskSrcKey && (maskSrcKey in func); +} + +/** + * Checks if `value` is likely a prototype object. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a prototype, else `false`. + */ +function isPrototype(value) { + var Ctor = value && value.constructor, + proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto; + + return value === proto; +} + +/** + * Checks if `value` is suitable for strict equality comparisons, i.e. `===`. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` if suitable for strict + * equality comparisons, else `false`. + */ +function isStrictComparable(value) { + return value === value && !isObject(value); +} + +/** + * A specialized version of `matchesProperty` for source values suitable + * for strict equality comparisons, i.e. `===`. + * + * @private + * @param {string} key The key of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function matchesStrictComparable(key, srcValue) { + return function(object) { + if (object == null) { + return false; + } + return object[key] === srcValue && + (srcValue !== undefined || (key in Object(object))); + }; +} + +/** + * Converts `string` to a property path array. + * + * @private + * @param {string} string The string to convert. + * @returns {Array} Returns the property path array. + */ +var stringToPath = memoize(function(string) { + var result = []; + toString(string).replace(rePropName, function(match, number, quote, string) { + result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match)); + }); + return result; +}); + +/** + * Converts `value` to a string key if it's not a string or symbol. + * + * @private + * @param {*} value The value to inspect. + * @returns {string|symbol} Returns the key. + */ +function toKey(value) { + if (typeof value == 'string' || isSymbol(value)) { + return value; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +/** + * Converts `func` to its source code. + * + * @private + * @param {Function} func The function to process. + * @returns {string} Returns the source code. + */ +function toSource(func) { + if (func != null) { + try { + return funcToString.call(func); + } catch (e) {} + try { + return (func + ''); + } catch (e) {} + } + return ''; +} + /** * This method is like `_.intersection` except that it accepts `iteratee` * which is invoked for each element of each `arrays` to generate the criterion @@ -95,19 +1935,18 @@ var getLength = baseProperty('length'); * @since 4.0.0 * @category Array * @param {...Array} [arrays] The arrays to inspect. - * @param {Array|Function|Object|string} [iteratee=_.identity] - * The iteratee invoked per element. + * @param {Function} [iteratee=_.identity] The iteratee invoked per element. * @returns {Array} Returns the new array of intersecting values. * @example * - * _.intersectionBy([2.1, 1.2], [4.3, 2.4], Math.floor); + * _.intersectionBy([2.1, 1.2], [2.3, 3.4], Math.floor); * // => [2.1] * * // The `_.property` iteratee shorthand. * _.intersectionBy([{ 'x': 1 }], [{ 'x': 2 }, { 'x': 1 }], 'x'); * // => [{ 'x': 1 }] */ -var intersectionBy = rest(function(arrays) { +var intersectionBy = baseRest(function(arrays) { var iteratee = last(arrays), mapped = arrayMap(arrays, castArrayLikeObject); @@ -117,7 +1956,7 @@ var intersectionBy = rest(function(arrays) { mapped.pop(); } return (mapped.length && mapped[0] === arrays[0]) - ? baseIntersection(mapped, baseIteratee(iteratee)) + ? baseIntersection(mapped, baseIteratee(iteratee, 2)) : []; }); @@ -140,6 +1979,158 @@ function last(array) { return length ? array[length - 1] : undefined; } +/** + * Creates a function that memoizes the result of `func`. If `resolver` is + * provided, it determines the cache key for storing the result based on the + * arguments provided to the memoized function. By default, the first argument + * provided to the memoized function is used as the map cache key. The `func` + * is invoked with the `this` binding of the memoized function. + * + * **Note:** The cache is exposed as the `cache` property on the memoized + * function. Its creation may be customized by replacing the `_.memoize.Cache` + * constructor with one whose instances implement the + * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * method interface of `delete`, `get`, `has`, and `set`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Function + * @param {Function} func The function to have its output memoized. + * @param {Function} [resolver] The function to resolve the cache key. + * @returns {Function} Returns the new memoized function. + * @example + * + * var object = { 'a': 1, 'b': 2 }; + * var other = { 'c': 3, 'd': 4 }; + * + * var values = _.memoize(_.values); + * values(object); + * // => [1, 2] + * + * values(other); + * // => [3, 4] + * + * object.a = 2; + * values(object); + * // => [1, 2] + * + * // Modify the result cache. + * values.cache.set(object, ['a', 'b']); + * values(object); + * // => ['a', 'b'] + * + * // Replace `_.memoize.Cache`. + * _.memoize.Cache = WeakMap; + */ +function memoize(func, resolver) { + if (typeof func != 'function' || (resolver && typeof resolver != 'function')) { + throw new TypeError(FUNC_ERROR_TEXT); + } + var memoized = function() { + var args = arguments, + key = resolver ? resolver.apply(this, args) : args[0], + cache = memoized.cache; + + if (cache.has(key)) { + return cache.get(key); + } + var result = func.apply(this, args); + memoized.cache = cache.set(key, result); + return result; + }; + memoized.cache = new (memoize.Cache || MapCache); + return memoized; +} + +// Assign cache to `_.memoize`. +memoize.Cache = MapCache; + +/** + * Performs a + * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * comparison between two values to determine if they are equivalent. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + * @example + * + * var object = { 'a': 1 }; + * var other = { 'a': 1 }; + * + * _.eq(object, object); + * // => true + * + * _.eq(object, other); + * // => false + * + * _.eq('a', 'a'); + * // => true + * + * _.eq('a', Object('a')); + * // => false + * + * _.eq(NaN, NaN); + * // => true + */ +function eq(value, other) { + return value === other || (value !== value && other !== other); +} + +/** + * Checks if `value` is likely an `arguments` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an `arguments` object, + * else `false`. + * @example + * + * _.isArguments(function() { return arguments; }()); + * // => true + * + * _.isArguments([1, 2, 3]); + * // => false + */ +function isArguments(value) { + // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && + (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); +} + +/** + * Checks if `value` is classified as an `Array` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array, else `false`. + * @example + * + * _.isArray([1, 2, 3]); + * // => true + * + * _.isArray(document.body.children); + * // => false + * + * _.isArray('abc'); + * // => false + * + * _.isArray(_.noop); + * // => false + */ +var isArray = Array.isArray; + /** * Checks if `value` is array-like. A value is considered array-like if it's * not a function and has a `value.length` that's an integer greater than or @@ -206,8 +2197,7 @@ function isArrayLikeObject(value) { * @since 0.1.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a function, else `false`. * @example * * _.isFunction(_); @@ -314,4 +2304,246 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } +/** + * Checks if `value` is classified as a `String` primitive or object. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a string, else `false`. + * @example + * + * _.isString('abc'); + * // => true + * + * _.isString(1); + * // => false + */ +function isString(value) { + return typeof value == 'string' || + (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); +} + +/** + * Checks if `value` is classified as a `Symbol` primitive or object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a symbol, else `false`. + * @example + * + * _.isSymbol(Symbol.iterator); + * // => true + * + * _.isSymbol('abc'); + * // => false + */ +function isSymbol(value) { + return typeof value == 'symbol' || + (isObjectLike(value) && objectToString.call(value) == symbolTag); +} + +/** + * Checks if `value` is classified as a typed array. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + * @example + * + * _.isTypedArray(new Uint8Array); + * // => true + * + * _.isTypedArray([]); + * // => false + */ +var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray; + +/** + * Converts `value` to a string. An empty string is returned for `null` + * and `undefined` values. The sign of `-0` is preserved. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to process. + * @returns {string} Returns the string. + * @example + * + * _.toString(null); + * // => '' + * + * _.toString(-0); + * // => '-0' + * + * _.toString([1, 2, 3]); + * // => '1,2,3' + */ +function toString(value) { + return value == null ? '' : baseToString(value); +} + +/** + * Gets the value at `path` of `object`. If the resolved value is + * `undefined`, the `defaultValue` is returned in its place. + * + * @static + * @memberOf _ + * @since 3.7.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @param {*} [defaultValue] The value returned for `undefined` resolved values. + * @returns {*} Returns the resolved value. + * @example + * + * var object = { 'a': [{ 'b': { 'c': 3 } }] }; + * + * _.get(object, 'a[0].b.c'); + * // => 3 + * + * _.get(object, ['a', '0', 'b', 'c']); + * // => 3 + * + * _.get(object, 'a.b.c', 'default'); + * // => 'default' + */ +function get(object, path, defaultValue) { + var result = object == null ? undefined : baseGet(object, path); + return result === undefined ? defaultValue : result; +} + +/** + * Checks if `path` is a direct or inherited property of `object`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + * @example + * + * var object = _.create({ 'a': _.create({ 'b': 2 }) }); + * + * _.hasIn(object, 'a'); + * // => true + * + * _.hasIn(object, 'a.b'); + * // => true + * + * _.hasIn(object, ['a', 'b']); + * // => true + * + * _.hasIn(object, 'b'); + * // => false + */ +function hasIn(object, path) { + return object != null && hasPath(object, path, baseHasIn); +} + +/** + * Creates an array of the own enumerable property names of `object`. + * + * **Note:** Non-object values are coerced to objects. See the + * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * for more details. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.keys(new Foo); + * // => ['a', 'b'] (iteration order is not guaranteed) + * + * _.keys('hi'); + * // => ['0', '1'] + */ +function keys(object) { + var isProto = isPrototype(object); + if (!(isProto || isArrayLike(object))) { + return baseKeys(object); + } + var indexes = indexKeys(object), + skipIndexes = !!indexes, + result = indexes || [], + length = result.length; + + for (var key in object) { + if (baseHas(object, key) && + !(skipIndexes && (key == 'length' || isIndex(key, length))) && + !(isProto && key == 'constructor')) { + result.push(key); + } + } + return result; +} + +/** + * This method returns the first argument it receives. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Util + * @param {*} value Any value. + * @returns {*} Returns `value`. + * @example + * + * var object = { 'a': 1 }; + * + * console.log(_.identity(object) === object); + * // => true + */ +function identity(value) { + return value; +} + +/** + * Creates a function that returns the value at `path` of a given object. + * + * @static + * @memberOf _ + * @since 2.4.0 + * @category Util + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + * @example + * + * var objects = [ + * { 'a': { 'b': 2 } }, + * { 'a': { 'b': 1 } } + * ]; + * + * _.map(objects, _.property('a.b')); + * // => [2, 1] + * + * _.map(_.sortBy(objects, _.property(['a', 'b'])), 'a.b'); + * // => [1, 2] + */ +function property(path) { + return isKey(path) ? baseProperty(toKey(path)) : basePropertyDeep(path); +} + module.exports = intersectionBy; diff --git a/lodash.intersectionby/package.json b/lodash.intersectionby/package.json index 9fd13f4d5..17a72e242 100644 --- a/lodash.intersectionby/package.json +++ b/lodash.intersectionby/package.json @@ -1,6 +1,6 @@ { "name": "lodash.intersectionby", - "version": "4.5.0", + "version": "4.6.0", "description": "The lodash method `_.intersectionBy` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", @@ -13,10 +13,5 @@ "Mathias Bynens (https://mathiasbynens.be/)" ], "repository": "lodash/lodash", - "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" }, - "dependencies": { - "lodash._baseintersection": "~4.5.0", - "lodash._baseiteratee": "~4.7.0", - "lodash.rest": "^4.0.0" - } + "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" } } diff --git a/lodash.invertby/README.md b/lodash.invertby/README.md index 9e80db401..1e8cdb5ef 100644 --- a/lodash.invertby/README.md +++ b/lodash.invertby/README.md @@ -1,4 +1,4 @@ -# lodash.invertby v4.5.0 +# lodash.invertby v4.6.0 The [lodash](https://lodash.com/) method `_.invertBy` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var invertBy = require('lodash.invertby'); ``` -See the [documentation](https://lodash.com/docs#invertBy) or [package source](https://github.com/lodash/lodash/blob/4.5.0-npm-packages/lodash.invertby) for more details. +See the [documentation](https://lodash.com/docs#invertBy) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.invertby) for more details. diff --git a/lodash.invertby/index.js b/lodash.invertby/index.js index 3405fd1cd..44073f407 100644 --- a/lodash.invertby/index.js +++ b/lodash.invertby/index.js @@ -6,16 +6,806 @@ * Based on Underscore.js 1.8.3 * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors */ -var baseFor = require('lodash._basefor'), - baseIteratee = require('lodash._baseiteratee'), - keys = require('lodash.keys'); + +/** Used as the size to enable large array optimizations. */ +var LARGE_ARRAY_SIZE = 200; + +/** Used as the `TypeError` message for "Functions" methods. */ +var FUNC_ERROR_TEXT = 'Expected a function'; + +/** Used to stand-in for `undefined` hash values. */ +var HASH_UNDEFINED = '__lodash_hash_undefined__'; + +/** Used to compose bitmasks for comparison styles. */ +var UNORDERED_COMPARE_FLAG = 1, + PARTIAL_COMPARE_FLAG = 2; + +/** Used as references for various `Number` constants. */ +var INFINITY = 1 / 0, + MAX_SAFE_INTEGER = 9007199254740991; + +/** `Object#toString` result references. */ +var argsTag = '[object Arguments]', + arrayTag = '[object Array]', + boolTag = '[object Boolean]', + dateTag = '[object Date]', + errorTag = '[object Error]', + funcTag = '[object Function]', + genTag = '[object GeneratorFunction]', + mapTag = '[object Map]', + numberTag = '[object Number]', + objectTag = '[object Object]', + promiseTag = '[object Promise]', + regexpTag = '[object RegExp]', + setTag = '[object Set]', + stringTag = '[object String]', + symbolTag = '[object Symbol]', + weakMapTag = '[object WeakMap]'; + +var arrayBufferTag = '[object ArrayBuffer]', + dataViewTag = '[object DataView]', + float32Tag = '[object Float32Array]', + float64Tag = '[object Float64Array]', + int8Tag = '[object Int8Array]', + int16Tag = '[object Int16Array]', + int32Tag = '[object Int32Array]', + uint8Tag = '[object Uint8Array]', + uint8ClampedTag = '[object Uint8ClampedArray]', + uint16Tag = '[object Uint16Array]', + uint32Tag = '[object Uint32Array]'; + +/** Used to match property names within property paths. */ +var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, + reIsPlainProp = /^\w*$/, + rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(\.|\[\])(?:\4|$))/g; + +/** + * Used to match `RegExp` + * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + */ +var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; + +/** Used to match backslashes in property paths. */ +var reEscapeChar = /\\(\\)?/g; + +/** Used to detect host constructors (Safari). */ +var reIsHostCtor = /^\[object .+?Constructor\]$/; + +/** Used to detect unsigned integer values. */ +var reIsUint = /^(?:0|[1-9]\d*)$/; + +/** Used to identify `toStringTag` values of typed arrays. */ +var typedArrayTags = {}; +typedArrayTags[float32Tag] = typedArrayTags[float64Tag] = +typedArrayTags[int8Tag] = typedArrayTags[int16Tag] = +typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] = +typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] = +typedArrayTags[uint32Tag] = true; +typedArrayTags[argsTag] = typedArrayTags[arrayTag] = +typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] = +typedArrayTags[dataViewTag] = typedArrayTags[dateTag] = +typedArrayTags[errorTag] = typedArrayTags[funcTag] = +typedArrayTags[mapTag] = typedArrayTags[numberTag] = +typedArrayTags[objectTag] = typedArrayTags[regexpTag] = +typedArrayTags[setTag] = typedArrayTags[stringTag] = +typedArrayTags[weakMapTag] = false; + +/** Detect free variable `global` from Node.js. */ +var freeGlobal = typeof global == 'object' && global && global.Object === Object && global; + +/** Detect free variable `self`. */ +var freeSelf = typeof self == 'object' && self && self.Object === Object && self; + +/** Used as a reference to the global object. */ +var root = freeGlobal || freeSelf || Function('return this')(); + +/** Detect free variable `exports`. */ +var freeExports = freeGlobal && typeof exports == 'object' && exports; + +/** Detect free variable `module`. */ +var freeModule = freeExports && typeof module == 'object' && module; + +/** Detect the popular CommonJS extension `module.exports`. */ +var moduleExports = freeModule && freeModule.exports === freeExports; + +/** Detect free variable `process` from Node.js. */ +var freeProcess = moduleExports && freeGlobal.process; + +/** Used to access faster Node.js helpers. */ +var nodeUtil = (function() { + try { + return freeProcess && freeProcess.binding('util'); + } catch (e) {} +}()); + +/* Node.js helper references. */ +var nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray; + +/** + * A specialized version of `_.some` for arrays without support for iteratee + * shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} predicate The function invoked per iteration. + * @returns {boolean} Returns `true` if any element passes the predicate check, + * else `false`. + */ +function arraySome(array, predicate) { + var index = -1, + length = array ? array.length : 0; + + while (++index < length) { + if (predicate(array[index], index, array)) { + return true; + } + } + return false; +} + +/** + * The base implementation of `_.property` without support for deep paths. + * + * @private + * @param {string} key The key of the property to get. + * @returns {Function} Returns the new accessor function. + */ +function baseProperty(key) { + return function(object) { + return object == null ? undefined : object[key]; + }; +} + +/** + * The base implementation of `_.times` without support for iteratee shorthands + * or max array length checks. + * + * @private + * @param {number} n The number of times to invoke `iteratee`. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns the array of results. + */ +function baseTimes(n, iteratee) { + var index = -1, + result = Array(n); + + while (++index < n) { + result[index] = iteratee(index); + } + return result; +} + +/** + * The base implementation of `_.unary` without support for storing metadata. + * + * @private + * @param {Function} func The function to cap arguments for. + * @returns {Function} Returns the new capped function. + */ +function baseUnary(func) { + return function(value) { + return func(value); + }; +} + +/** + * Gets the value at `key` of `object`. + * + * @private + * @param {Object} [object] The object to query. + * @param {string} key The key of the property to get. + * @returns {*} Returns the property value. + */ +function getValue(object, key) { + return object == null ? undefined : object[key]; +} + +/** + * Checks if `value` is a host object in IE < 9. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a host object, else `false`. + */ +function isHostObject(value) { + // Many host objects are `Object` objects that can coerce to strings + // despite having improperly defined `toString` methods. + var result = false; + if (value != null && typeof value.toString != 'function') { + try { + result = !!(value + ''); + } catch (e) {} + } + return result; +} + +/** + * Converts `map` to its key-value pairs. + * + * @private + * @param {Object} map The map to convert. + * @returns {Array} Returns the key-value pairs. + */ +function mapToArray(map) { + var index = -1, + result = Array(map.size); + + map.forEach(function(value, key) { + result[++index] = [key, value]; + }); + return result; +} + +/** + * Creates a function that invokes `func` with its first argument transformed. + * + * @private + * @param {Function} func The function to wrap. + * @param {Function} transform The argument transform. + * @returns {Function} Returns the new function. + */ +function overArg(func, transform) { + return function(arg) { + return func(transform(arg)); + }; +} + +/** + * Converts `set` to an array of its values. + * + * @private + * @param {Object} set The set to convert. + * @returns {Array} Returns the values. + */ +function setToArray(set) { + var index = -1, + result = Array(set.size); + + set.forEach(function(value) { + result[++index] = value; + }); + return result; +} /** Used for built-in method references. */ -var objectProto = Object.prototype; +var arrayProto = Array.prototype, + objectProto = Object.prototype; + +/** Used to detect overreaching core-js shims. */ +var coreJsData = root['__core-js_shared__']; + +/** Used to detect methods masquerading as native. */ +var maskSrcKey = (function() { + var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || ''); + return uid ? ('Symbol(src)_1.' + uid) : ''; +}()); + +/** Used to resolve the decompiled source of functions. */ +var funcToString = Function.prototype.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; +/** + * Used to resolve the + * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * of values. + */ +var objectToString = objectProto.toString; + +/** Used to detect if a method is native. */ +var reIsNative = RegExp('^' + + funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&') + .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$' +); + +/** Built-in value references. */ +var Symbol = root.Symbol, + Uint8Array = root.Uint8Array, + propertyIsEnumerable = objectProto.propertyIsEnumerable, + splice = arrayProto.splice; + +/* Built-in method references for those with the same name as other `lodash` methods. */ +var nativeGetPrototype = Object.getPrototypeOf, + nativeKeys = Object.keys; + +/* Built-in method references that are verified to be native. */ +var DataView = getNative(root, 'DataView'), + Map = getNative(root, 'Map'), + Promise = getNative(root, 'Promise'), + Set = getNative(root, 'Set'), + WeakMap = getNative(root, 'WeakMap'), + nativeCreate = getNative(Object, 'create'); + +/** Used to detect maps, sets, and weakmaps. */ +var dataViewCtorString = toSource(DataView), + mapCtorString = toSource(Map), + promiseCtorString = toSource(Promise), + setCtorString = toSource(Set), + weakMapCtorString = toSource(WeakMap); + +/** Used to convert symbols to primitives and strings. */ +var symbolProto = Symbol ? Symbol.prototype : undefined, + symbolValueOf = symbolProto ? symbolProto.valueOf : undefined, + symbolToString = symbolProto ? symbolProto.toString : undefined; + +/** + * Creates a hash object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Hash(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the hash. + * + * @private + * @name clear + * @memberOf Hash + */ +function hashClear() { + this.__data__ = nativeCreate ? nativeCreate(null) : {}; +} + +/** + * Removes `key` and its value from the hash. + * + * @private + * @name delete + * @memberOf Hash + * @param {Object} hash The hash to modify. + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function hashDelete(key) { + return this.has(key) && delete this.__data__[key]; +} + +/** + * Gets the hash value for `key`. + * + * @private + * @name get + * @memberOf Hash + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function hashGet(key) { + var data = this.__data__; + if (nativeCreate) { + var result = data[key]; + return result === HASH_UNDEFINED ? undefined : result; + } + return hasOwnProperty.call(data, key) ? data[key] : undefined; +} + +/** + * Checks if a hash value for `key` exists. + * + * @private + * @name has + * @memberOf Hash + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function hashHas(key) { + var data = this.__data__; + return nativeCreate ? data[key] !== undefined : hasOwnProperty.call(data, key); +} + +/** + * Sets the hash `key` to `value`. + * + * @private + * @name set + * @memberOf Hash + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the hash instance. + */ +function hashSet(key, value) { + var data = this.__data__; + data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value; + return this; +} + +// Add methods to `Hash`. +Hash.prototype.clear = hashClear; +Hash.prototype['delete'] = hashDelete; +Hash.prototype.get = hashGet; +Hash.prototype.has = hashHas; +Hash.prototype.set = hashSet; + +/** + * Creates an list cache object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function ListCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the list cache. + * + * @private + * @name clear + * @memberOf ListCache + */ +function listCacheClear() { + this.__data__ = []; +} + +/** + * Removes `key` and its value from the list cache. + * + * @private + * @name delete + * @memberOf ListCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function listCacheDelete(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + return false; + } + var lastIndex = data.length - 1; + if (index == lastIndex) { + data.pop(); + } else { + splice.call(data, index, 1); + } + return true; +} + +/** + * Gets the list cache value for `key`. + * + * @private + * @name get + * @memberOf ListCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function listCacheGet(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + return index < 0 ? undefined : data[index][1]; +} + +/** + * Checks if a list cache value for `key` exists. + * + * @private + * @name has + * @memberOf ListCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function listCacheHas(key) { + return assocIndexOf(this.__data__, key) > -1; +} + +/** + * Sets the list cache `key` to `value`. + * + * @private + * @name set + * @memberOf ListCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the list cache instance. + */ +function listCacheSet(key, value) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + data.push([key, value]); + } else { + data[index][1] = value; + } + return this; +} + +// Add methods to `ListCache`. +ListCache.prototype.clear = listCacheClear; +ListCache.prototype['delete'] = listCacheDelete; +ListCache.prototype.get = listCacheGet; +ListCache.prototype.has = listCacheHas; +ListCache.prototype.set = listCacheSet; + +/** + * Creates a map cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function MapCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the map. + * + * @private + * @name clear + * @memberOf MapCache + */ +function mapCacheClear() { + this.__data__ = { + 'hash': new Hash, + 'map': new (Map || ListCache), + 'string': new Hash + }; +} + +/** + * Removes `key` and its value from the map. + * + * @private + * @name delete + * @memberOf MapCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function mapCacheDelete(key) { + return getMapData(this, key)['delete'](key); +} + +/** + * Gets the map value for `key`. + * + * @private + * @name get + * @memberOf MapCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function mapCacheGet(key) { + return getMapData(this, key).get(key); +} + +/** + * Checks if a map value for `key` exists. + * + * @private + * @name has + * @memberOf MapCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function mapCacheHas(key) { + return getMapData(this, key).has(key); +} + +/** + * Sets the map `key` to `value`. + * + * @private + * @name set + * @memberOf MapCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the map cache instance. + */ +function mapCacheSet(key, value) { + getMapData(this, key).set(key, value); + return this; +} + +// Add methods to `MapCache`. +MapCache.prototype.clear = mapCacheClear; +MapCache.prototype['delete'] = mapCacheDelete; +MapCache.prototype.get = mapCacheGet; +MapCache.prototype.has = mapCacheHas; +MapCache.prototype.set = mapCacheSet; + +/** + * + * Creates an array cache object to store unique values. + * + * @private + * @constructor + * @param {Array} [values] The values to cache. + */ +function SetCache(values) { + var index = -1, + length = values ? values.length : 0; + + this.__data__ = new MapCache; + while (++index < length) { + this.add(values[index]); + } +} + +/** + * Adds `value` to the array cache. + * + * @private + * @name add + * @memberOf SetCache + * @alias push + * @param {*} value The value to cache. + * @returns {Object} Returns the cache instance. + */ +function setCacheAdd(value) { + this.__data__.set(value, HASH_UNDEFINED); + return this; +} + +/** + * Checks if `value` is in the array cache. + * + * @private + * @name has + * @memberOf SetCache + * @param {*} value The value to search for. + * @returns {number} Returns `true` if `value` is found, else `false`. + */ +function setCacheHas(value) { + return this.__data__.has(value); +} + +// Add methods to `SetCache`. +SetCache.prototype.add = SetCache.prototype.push = setCacheAdd; +SetCache.prototype.has = setCacheHas; + +/** + * Creates a stack cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Stack(entries) { + this.__data__ = new ListCache(entries); +} + +/** + * Removes all key-value entries from the stack. + * + * @private + * @name clear + * @memberOf Stack + */ +function stackClear() { + this.__data__ = new ListCache; +} + +/** + * Removes `key` and its value from the stack. + * + * @private + * @name delete + * @memberOf Stack + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function stackDelete(key) { + return this.__data__['delete'](key); +} + +/** + * Gets the stack value for `key`. + * + * @private + * @name get + * @memberOf Stack + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function stackGet(key) { + return this.__data__.get(key); +} + +/** + * Checks if a stack value for `key` exists. + * + * @private + * @name has + * @memberOf Stack + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function stackHas(key) { + return this.__data__.has(key); +} + +/** + * Sets the stack `key` to `value`. + * + * @private + * @name set + * @memberOf Stack + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the stack cache instance. + */ +function stackSet(key, value) { + var cache = this.__data__; + if (cache instanceof ListCache) { + var pairs = cache.__data__; + if (!Map || (pairs.length < LARGE_ARRAY_SIZE - 1)) { + pairs.push([key, value]); + return this; + } + cache = this.__data__ = new MapCache(pairs); + } + cache.set(key, value); + return this; +} + +// Add methods to `Stack`. +Stack.prototype.clear = stackClear; +Stack.prototype['delete'] = stackDelete; +Stack.prototype.get = stackGet; +Stack.prototype.has = stackHas; +Stack.prototype.set = stackSet; + +/** + * Gets the index at which the `key` is found in `array` of key-value pairs. + * + * @private + * @param {Array} array The array to search. + * @param {*} key The key to search for. + * @returns {number} Returns the index of the matched value, else `-1`. + */ +function assocIndexOf(array, key) { + var length = array.length; + while (length--) { + if (eq(array[length][0], key)) { + return length; + } + } + return -1; +} + +/** + * The base implementation of `baseForOwn` which iterates over `object` + * properties returned by `keysFunc` and invokes `iteratee` for each property. + * Iteratee functions may exit iteration early by explicitly returning `false`. + * + * @private + * @param {Object} object The object to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @param {Function} keysFunc The function to get the keys of `object`. + * @returns {Object} Returns `object`. + */ +var baseFor = createBaseFor(); + /** * The base implementation of `_.forOwn` without support for iteratee shorthands. * @@ -28,6 +818,66 @@ function baseForOwn(object, iteratee) { return object && baseFor(object, iteratee, keys); } +/** + * The base implementation of `_.get` without support for default values. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @returns {*} Returns the resolved value. + */ +function baseGet(object, path) { + path = isKey(path, object) ? [path] : castPath(path); + + var index = 0, + length = path.length; + + while (object != null && index < length) { + object = object[toKey(path[index++])]; + } + return (index && index == length) ? object : undefined; +} + +/** + * The base implementation of `getTag`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +function baseGetTag(value) { + return objectToString.call(value); +} + +/** + * The base implementation of `_.has` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHas(object, key) { + // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, + // that are composed entirely of index properties, return `false` for + // `hasOwnProperty` checks of them. + return object != null && + (hasOwnProperty.call(object, key) || + (typeof object == 'object' && key in object && getPrototype(object) === null)); +} + +/** + * The base implementation of `_.hasIn` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHasIn(object, key) { + return object != null && key in Object(object); +} + /** * The base implementation of `_.invert` and `_.invertBy` which inverts * `object` with values transformed by `iteratee` and set by `setter`. @@ -46,6 +896,310 @@ function baseInverter(object, setter, iteratee, accumulator) { return accumulator; } +/** + * The base implementation of `_.isEqual` which supports partial comparisons + * and tracks traversed objects. + * + * @private + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @param {Function} [customizer] The function to customize comparisons. + * @param {boolean} [bitmask] The bitmask of comparison flags. + * The bitmask may be composed of the following flags: + * 1 - Unordered comparison + * 2 - Partial comparison + * @param {Object} [stack] Tracks traversed `value` and `other` objects. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + */ +function baseIsEqual(value, other, customizer, bitmask, stack) { + if (value === other) { + return true; + } + if (value == null || other == null || (!isObject(value) && !isObjectLike(other))) { + return value !== value && other !== other; + } + return baseIsEqualDeep(value, other, baseIsEqual, customizer, bitmask, stack); +} + +/** + * A specialized version of `baseIsEqual` for arrays and objects which performs + * deep comparisons and tracks traversed objects enabling objects with circular + * references to be compared. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} [customizer] The function to customize comparisons. + * @param {number} [bitmask] The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} [stack] Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function baseIsEqualDeep(object, other, equalFunc, customizer, bitmask, stack) { + var objIsArr = isArray(object), + othIsArr = isArray(other), + objTag = arrayTag, + othTag = arrayTag; + + if (!objIsArr) { + objTag = getTag(object); + objTag = objTag == argsTag ? objectTag : objTag; + } + if (!othIsArr) { + othTag = getTag(other); + othTag = othTag == argsTag ? objectTag : othTag; + } + var objIsObj = objTag == objectTag && !isHostObject(object), + othIsObj = othTag == objectTag && !isHostObject(other), + isSameTag = objTag == othTag; + + if (isSameTag && !objIsObj) { + stack || (stack = new Stack); + return (objIsArr || isTypedArray(object)) + ? equalArrays(object, other, equalFunc, customizer, bitmask, stack) + : equalByTag(object, other, objTag, equalFunc, customizer, bitmask, stack); + } + if (!(bitmask & PARTIAL_COMPARE_FLAG)) { + var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'), + othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__'); + + if (objIsWrapped || othIsWrapped) { + var objUnwrapped = objIsWrapped ? object.value() : object, + othUnwrapped = othIsWrapped ? other.value() : other; + + stack || (stack = new Stack); + return equalFunc(objUnwrapped, othUnwrapped, customizer, bitmask, stack); + } + } + if (!isSameTag) { + return false; + } + stack || (stack = new Stack); + return equalObjects(object, other, equalFunc, customizer, bitmask, stack); +} + +/** + * The base implementation of `_.isMatch` without support for iteratee shorthands. + * + * @private + * @param {Object} object The object to inspect. + * @param {Object} source The object of property values to match. + * @param {Array} matchData The property names, values, and compare flags to match. + * @param {Function} [customizer] The function to customize comparisons. + * @returns {boolean} Returns `true` if `object` is a match, else `false`. + */ +function baseIsMatch(object, source, matchData, customizer) { + var index = matchData.length, + length = index, + noCustomizer = !customizer; + + if (object == null) { + return !length; + } + object = Object(object); + while (index--) { + var data = matchData[index]; + if ((noCustomizer && data[2]) + ? data[1] !== object[data[0]] + : !(data[0] in object) + ) { + return false; + } + } + while (++index < length) { + data = matchData[index]; + var key = data[0], + objValue = object[key], + srcValue = data[1]; + + if (noCustomizer && data[2]) { + if (objValue === undefined && !(key in object)) { + return false; + } + } else { + var stack = new Stack; + if (customizer) { + var result = customizer(objValue, srcValue, key, object, source, stack); + } + if (!(result === undefined + ? baseIsEqual(srcValue, objValue, customizer, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG, stack) + : result + )) { + return false; + } + } + } + return true; +} + +/** + * The base implementation of `_.isNative` without bad shim checks. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a native function, + * else `false`. + */ +function baseIsNative(value) { + if (!isObject(value) || isMasked(value)) { + return false; + } + var pattern = (isFunction(value) || isHostObject(value)) ? reIsNative : reIsHostCtor; + return pattern.test(toSource(value)); +} + +/** + * The base implementation of `_.isTypedArray` without Node.js optimizations. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + */ +function baseIsTypedArray(value) { + return isObjectLike(value) && + isLength(value.length) && !!typedArrayTags[objectToString.call(value)]; +} + +/** + * The base implementation of `_.iteratee`. + * + * @private + * @param {*} [value=_.identity] The value to convert to an iteratee. + * @returns {Function} Returns the iteratee. + */ +function baseIteratee(value) { + // Don't store the `typeof` result in a variable to avoid a JIT bug in Safari 9. + // See https://bugs.webkit.org/show_bug.cgi?id=156034 for more details. + if (typeof value == 'function') { + return value; + } + if (value == null) { + return identity; + } + if (typeof value == 'object') { + return isArray(value) + ? baseMatchesProperty(value[0], value[1]) + : baseMatches(value); + } + return property(value); +} + +/** + * The base implementation of `_.keys` which doesn't skip the constructor + * property of prototypes or treat sparse arrays as dense. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + */ +var baseKeys = overArg(nativeKeys, Object); + +/** + * The base implementation of `_.matches` which doesn't clone `source`. + * + * @private + * @param {Object} source The object of property values to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatches(source) { + var matchData = getMatchData(source); + if (matchData.length == 1 && matchData[0][2]) { + return matchesStrictComparable(matchData[0][0], matchData[0][1]); + } + return function(object) { + return object === source || baseIsMatch(object, source, matchData); + }; +} + +/** + * The base implementation of `_.matchesProperty` which doesn't clone `srcValue`. + * + * @private + * @param {string} path The path of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatchesProperty(path, srcValue) { + if (isKey(path) && isStrictComparable(srcValue)) { + return matchesStrictComparable(toKey(path), srcValue); + } + return function(object) { + var objValue = get(object, path); + return (objValue === undefined && objValue === srcValue) + ? hasIn(object, path) + : baseIsEqual(srcValue, objValue, undefined, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG); + }; +} + +/** + * A specialized version of `baseProperty` which supports deep paths. + * + * @private + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + */ +function basePropertyDeep(path) { + return function(object) { + return baseGet(object, path); + }; +} + +/** + * The base implementation of `_.toString` which doesn't convert nullish + * values to empty strings. + * + * @private + * @param {*} value The value to process. + * @returns {string} Returns the string. + */ +function baseToString(value) { + // Exit early for strings to avoid a performance hit in some environments. + if (typeof value == 'string') { + return value; + } + if (isSymbol(value)) { + return symbolToString ? symbolToString.call(value) : ''; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +/** + * Casts `value` to a path array if it's not one. + * + * @private + * @param {*} value The value to inspect. + * @returns {Array} Returns the cast property path array. + */ +function castPath(value) { + return isArray(value) ? value : stringToPath(value); +} + +/** + * Creates a base function for methods like `_.forIn` and `_.forOwn`. + * + * @private + * @param {boolean} [fromRight] Specify iterating from right to left. + * @returns {Function} Returns the new base function. + */ +function createBaseFor(fromRight) { + return function(object, iteratee, keysFunc) { + var index = -1, + iterable = Object(object), + props = keysFunc(object), + length = props.length; + + while (length--) { + var key = props[fromRight ? length : ++index]; + if (iteratee(iterable[key], key, iterable) === false) { + break; + } + } + return object; + }; +} + /** * Creates a function like `_.invertBy`. * @@ -60,6 +1214,1020 @@ function createInverter(setter, toIteratee) { }; } +/** + * A specialized version of `baseIsEqualDeep` for arrays with support for + * partial deep comparisons. + * + * @private + * @param {Array} array The array to compare. + * @param {Array} other The other array to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `array` and `other` objects. + * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`. + */ +function equalArrays(array, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + arrLength = array.length, + othLength = other.length; + + if (arrLength != othLength && !(isPartial && othLength > arrLength)) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(array); + if (stacked && stack.get(other)) { + return stacked == other; + } + var index = -1, + result = true, + seen = (bitmask & UNORDERED_COMPARE_FLAG) ? new SetCache : undefined; + + stack.set(array, other); + stack.set(other, array); + + // Ignore non-index properties. + while (++index < arrLength) { + var arrValue = array[index], + othValue = other[index]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, arrValue, index, other, array, stack) + : customizer(arrValue, othValue, index, array, other, stack); + } + if (compared !== undefined) { + if (compared) { + continue; + } + result = false; + break; + } + // Recursively compare arrays (susceptible to call stack limits). + if (seen) { + if (!arraySome(other, function(othValue, othIndex) { + if (!seen.has(othIndex) && + (arrValue === othValue || equalFunc(arrValue, othValue, customizer, bitmask, stack))) { + return seen.add(othIndex); + } + })) { + result = false; + break; + } + } else if (!( + arrValue === othValue || + equalFunc(arrValue, othValue, customizer, bitmask, stack) + )) { + result = false; + break; + } + } + stack['delete'](array); + return result; +} + +/** + * A specialized version of `baseIsEqualDeep` for comparing objects of + * the same `toStringTag`. + * + * **Note:** This function only supports comparing values with tags of + * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {string} tag The `toStringTag` of the objects to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { + switch (tag) { + case dataViewTag: + if ((object.byteLength != other.byteLength) || + (object.byteOffset != other.byteOffset)) { + return false; + } + object = object.buffer; + other = other.buffer; + + case arrayBufferTag: + if ((object.byteLength != other.byteLength) || + !equalFunc(new Uint8Array(object), new Uint8Array(other))) { + return false; + } + return true; + + case boolTag: + case dateTag: + case numberTag: + // Coerce booleans to `1` or `0` and dates to milliseconds. + // Invalid dates are coerced to `NaN`. + return eq(+object, +other); + + case errorTag: + return object.name == other.name && object.message == other.message; + + case regexpTag: + case stringTag: + // Coerce regexes to strings and treat strings, primitives and objects, + // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // for more details. + return object == (other + ''); + + case mapTag: + var convert = mapToArray; + + case setTag: + var isPartial = bitmask & PARTIAL_COMPARE_FLAG; + convert || (convert = setToArray); + + if (object.size != other.size && !isPartial) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked) { + return stacked == other; + } + bitmask |= UNORDERED_COMPARE_FLAG; + + // Recursively compare objects (susceptible to call stack limits). + stack.set(object, other); + var result = equalArrays(convert(object), convert(other), equalFunc, customizer, bitmask, stack); + stack['delete'](object); + return result; + + case symbolTag: + if (symbolValueOf) { + return symbolValueOf.call(object) == symbolValueOf.call(other); + } + } + return false; +} + +/** + * A specialized version of `baseIsEqualDeep` for objects with support for + * partial deep comparisons. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + objProps = keys(object), + objLength = objProps.length, + othProps = keys(other), + othLength = othProps.length; + + if (objLength != othLength && !isPartial) { + return false; + } + var index = objLength; + while (index--) { + var key = objProps[index]; + if (!(isPartial ? key in other : baseHas(other, key))) { + return false; + } + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked && stack.get(other)) { + return stacked == other; + } + var result = true; + stack.set(object, other); + stack.set(other, object); + + var skipCtor = isPartial; + while (++index < objLength) { + key = objProps[index]; + var objValue = object[key], + othValue = other[key]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, objValue, key, other, object, stack) + : customizer(objValue, othValue, key, object, other, stack); + } + // Recursively compare objects (susceptible to call stack limits). + if (!(compared === undefined + ? (objValue === othValue || equalFunc(objValue, othValue, customizer, bitmask, stack)) + : compared + )) { + result = false; + break; + } + skipCtor || (skipCtor = key == 'constructor'); + } + if (result && !skipCtor) { + var objCtor = object.constructor, + othCtor = other.constructor; + + // Non `Object` object instances with different constructors are not equal. + if (objCtor != othCtor && + ('constructor' in object && 'constructor' in other) && + !(typeof objCtor == 'function' && objCtor instanceof objCtor && + typeof othCtor == 'function' && othCtor instanceof othCtor)) { + result = false; + } + } + stack['delete'](object); + return result; +} + +/** + * Gets the "length" property value of `object`. + * + * **Note:** This function is used to avoid a + * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects + * Safari on at least iOS 8.1-8.3 ARM64. + * + * @private + * @param {Object} object The object to query. + * @returns {*} Returns the "length" value. + */ +var getLength = baseProperty('length'); + +/** + * Gets the data for `map`. + * + * @private + * @param {Object} map The map to query. + * @param {string} key The reference key. + * @returns {*} Returns the map data. + */ +function getMapData(map, key) { + var data = map.__data__; + return isKeyable(key) + ? data[typeof key == 'string' ? 'string' : 'hash'] + : data.map; +} + +/** + * Gets the property names, values, and compare flags of `object`. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the match data of `object`. + */ +function getMatchData(object) { + var result = keys(object), + length = result.length; + + while (length--) { + var key = result[length], + value = object[key]; + + result[length] = [key, value, isStrictComparable(value)]; + } + return result; +} + +/** + * Gets the native function at `key` of `object`. + * + * @private + * @param {Object} object The object to query. + * @param {string} key The key of the method to get. + * @returns {*} Returns the function if it's native, else `undefined`. + */ +function getNative(object, key) { + var value = getValue(object, key); + return baseIsNative(value) ? value : undefined; +} + +/** + * Gets the `[[Prototype]]` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {null|Object} Returns the `[[Prototype]]`. + */ +var getPrototype = overArg(nativeGetPrototype, Object); + +/** + * Gets the `toStringTag` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +var getTag = baseGetTag; + +// Fallback for data views, maps, sets, and weak maps in IE 11, +// for data views in Edge, and promises in Node.js. +if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || + (Map && getTag(new Map) != mapTag) || + (Promise && getTag(Promise.resolve()) != promiseTag) || + (Set && getTag(new Set) != setTag) || + (WeakMap && getTag(new WeakMap) != weakMapTag)) { + getTag = function(value) { + var result = objectToString.call(value), + Ctor = result == objectTag ? value.constructor : undefined, + ctorString = Ctor ? toSource(Ctor) : undefined; + + if (ctorString) { + switch (ctorString) { + case dataViewCtorString: return dataViewTag; + case mapCtorString: return mapTag; + case promiseCtorString: return promiseTag; + case setCtorString: return setTag; + case weakMapCtorString: return weakMapTag; + } + } + return result; + }; +} + +/** + * Checks if `path` exists on `object`. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @param {Function} hasFunc The function to check properties. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + */ +function hasPath(object, path, hasFunc) { + path = isKey(path, object) ? [path] : castPath(path); + + var result, + index = -1, + length = path.length; + + while (++index < length) { + var key = toKey(path[index]); + if (!(result = object != null && hasFunc(object, key))) { + break; + } + object = object[key]; + } + if (result) { + return result; + } + var length = object ? object.length : 0; + return !!length && isLength(length) && isIndex(key, length) && + (isArray(object) || isString(object) || isArguments(object)); +} + +/** + * Creates an array of index keys for `object` values of arrays, + * `arguments` objects, and strings, otherwise `null` is returned. + * + * @private + * @param {Object} object The object to query. + * @returns {Array|null} Returns index keys, else `null`. + */ +function indexKeys(object) { + var length = object ? object.length : undefined; + if (isLength(length) && + (isArray(object) || isString(object) || isArguments(object))) { + return baseTimes(length, String); + } + return null; +} + +/** + * Checks if `value` is a valid array-like index. + * + * @private + * @param {*} value The value to check. + * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index. + * @returns {boolean} Returns `true` if `value` is a valid index, else `false`. + */ +function isIndex(value, length) { + length = length == null ? MAX_SAFE_INTEGER : length; + return !!length && + (typeof value == 'number' || reIsUint.test(value)) && + (value > -1 && value % 1 == 0 && value < length); +} + +/** + * Checks if `value` is a property name and not a property path. + * + * @private + * @param {*} value The value to check. + * @param {Object} [object] The object to query keys on. + * @returns {boolean} Returns `true` if `value` is a property name, else `false`. + */ +function isKey(value, object) { + if (isArray(value)) { + return false; + } + var type = typeof value; + if (type == 'number' || type == 'symbol' || type == 'boolean' || + value == null || isSymbol(value)) { + return true; + } + return reIsPlainProp.test(value) || !reIsDeepProp.test(value) || + (object != null && value in Object(object)); +} + +/** + * Checks if `value` is suitable for use as unique object key. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is suitable, else `false`. + */ +function isKeyable(value) { + var type = typeof value; + return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean') + ? (value !== '__proto__') + : (value === null); +} + +/** + * Checks if `func` has its source masked. + * + * @private + * @param {Function} func The function to check. + * @returns {boolean} Returns `true` if `func` is masked, else `false`. + */ +function isMasked(func) { + return !!maskSrcKey && (maskSrcKey in func); +} + +/** + * Checks if `value` is likely a prototype object. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a prototype, else `false`. + */ +function isPrototype(value) { + var Ctor = value && value.constructor, + proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto; + + return value === proto; +} + +/** + * Checks if `value` is suitable for strict equality comparisons, i.e. `===`. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` if suitable for strict + * equality comparisons, else `false`. + */ +function isStrictComparable(value) { + return value === value && !isObject(value); +} + +/** + * A specialized version of `matchesProperty` for source values suitable + * for strict equality comparisons, i.e. `===`. + * + * @private + * @param {string} key The key of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function matchesStrictComparable(key, srcValue) { + return function(object) { + if (object == null) { + return false; + } + return object[key] === srcValue && + (srcValue !== undefined || (key in Object(object))); + }; +} + +/** + * Converts `string` to a property path array. + * + * @private + * @param {string} string The string to convert. + * @returns {Array} Returns the property path array. + */ +var stringToPath = memoize(function(string) { + var result = []; + toString(string).replace(rePropName, function(match, number, quote, string) { + result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match)); + }); + return result; +}); + +/** + * Converts `value` to a string key if it's not a string or symbol. + * + * @private + * @param {*} value The value to inspect. + * @returns {string|symbol} Returns the key. + */ +function toKey(value) { + if (typeof value == 'string' || isSymbol(value)) { + return value; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +/** + * Converts `func` to its source code. + * + * @private + * @param {Function} func The function to process. + * @returns {string} Returns the source code. + */ +function toSource(func) { + if (func != null) { + try { + return funcToString.call(func); + } catch (e) {} + try { + return (func + ''); + } catch (e) {} + } + return ''; +} + +/** + * Creates a function that memoizes the result of `func`. If `resolver` is + * provided, it determines the cache key for storing the result based on the + * arguments provided to the memoized function. By default, the first argument + * provided to the memoized function is used as the map cache key. The `func` + * is invoked with the `this` binding of the memoized function. + * + * **Note:** The cache is exposed as the `cache` property on the memoized + * function. Its creation may be customized by replacing the `_.memoize.Cache` + * constructor with one whose instances implement the + * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * method interface of `delete`, `get`, `has`, and `set`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Function + * @param {Function} func The function to have its output memoized. + * @param {Function} [resolver] The function to resolve the cache key. + * @returns {Function} Returns the new memoized function. + * @example + * + * var object = { 'a': 1, 'b': 2 }; + * var other = { 'c': 3, 'd': 4 }; + * + * var values = _.memoize(_.values); + * values(object); + * // => [1, 2] + * + * values(other); + * // => [3, 4] + * + * object.a = 2; + * values(object); + * // => [1, 2] + * + * // Modify the result cache. + * values.cache.set(object, ['a', 'b']); + * values(object); + * // => ['a', 'b'] + * + * // Replace `_.memoize.Cache`. + * _.memoize.Cache = WeakMap; + */ +function memoize(func, resolver) { + if (typeof func != 'function' || (resolver && typeof resolver != 'function')) { + throw new TypeError(FUNC_ERROR_TEXT); + } + var memoized = function() { + var args = arguments, + key = resolver ? resolver.apply(this, args) : args[0], + cache = memoized.cache; + + if (cache.has(key)) { + return cache.get(key); + } + var result = func.apply(this, args); + memoized.cache = cache.set(key, result); + return result; + }; + memoized.cache = new (memoize.Cache || MapCache); + return memoized; +} + +// Assign cache to `_.memoize`. +memoize.Cache = MapCache; + +/** + * Performs a + * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * comparison between two values to determine if they are equivalent. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + * @example + * + * var object = { 'a': 1 }; + * var other = { 'a': 1 }; + * + * _.eq(object, object); + * // => true + * + * _.eq(object, other); + * // => false + * + * _.eq('a', 'a'); + * // => true + * + * _.eq('a', Object('a')); + * // => false + * + * _.eq(NaN, NaN); + * // => true + */ +function eq(value, other) { + return value === other || (value !== value && other !== other); +} + +/** + * Checks if `value` is likely an `arguments` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an `arguments` object, + * else `false`. + * @example + * + * _.isArguments(function() { return arguments; }()); + * // => true + * + * _.isArguments([1, 2, 3]); + * // => false + */ +function isArguments(value) { + // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && + (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); +} + +/** + * Checks if `value` is classified as an `Array` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array, else `false`. + * @example + * + * _.isArray([1, 2, 3]); + * // => true + * + * _.isArray(document.body.children); + * // => false + * + * _.isArray('abc'); + * // => false + * + * _.isArray(_.noop); + * // => false + */ +var isArray = Array.isArray; + +/** + * Checks if `value` is array-like. A value is considered array-like if it's + * not a function and has a `value.length` that's an integer greater than or + * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is array-like, else `false`. + * @example + * + * _.isArrayLike([1, 2, 3]); + * // => true + * + * _.isArrayLike(document.body.children); + * // => true + * + * _.isArrayLike('abc'); + * // => true + * + * _.isArrayLike(_.noop); + * // => false + */ +function isArrayLike(value) { + return value != null && isLength(getLength(value)) && !isFunction(value); +} + +/** + * This method is like `_.isArrayLike` except that it also checks if `value` + * is an object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array-like object, + * else `false`. + * @example + * + * _.isArrayLikeObject([1, 2, 3]); + * // => true + * + * _.isArrayLikeObject(document.body.children); + * // => true + * + * _.isArrayLikeObject('abc'); + * // => false + * + * _.isArrayLikeObject(_.noop); + * // => false + */ +function isArrayLikeObject(value) { + return isObjectLike(value) && isArrayLike(value); +} + +/** + * Checks if `value` is classified as a `Function` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a function, else `false`. + * @example + * + * _.isFunction(_); + * // => true + * + * _.isFunction(/abc/); + * // => false + */ +function isFunction(value) { + // The use of `Object#toString` avoids issues with the `typeof` operator + // in Safari 8 which returns 'object' for typed array and weak map constructors, + // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + var tag = isObject(value) ? objectToString.call(value) : ''; + return tag == funcTag || tag == genTag; +} + +/** + * Checks if `value` is a valid array-like length. + * + * **Note:** This function is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a valid length, + * else `false`. + * @example + * + * _.isLength(3); + * // => true + * + * _.isLength(Number.MIN_VALUE); + * // => false + * + * _.isLength(Infinity); + * // => false + * + * _.isLength('3'); + * // => false + */ +function isLength(value) { + return typeof value == 'number' && + value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER; +} + +/** + * Checks if `value` is the + * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an object, else `false`. + * @example + * + * _.isObject({}); + * // => true + * + * _.isObject([1, 2, 3]); + * // => true + * + * _.isObject(_.noop); + * // => true + * + * _.isObject(null); + * // => false + */ +function isObject(value) { + var type = typeof value; + return !!value && (type == 'object' || type == 'function'); +} + +/** + * Checks if `value` is object-like. A value is object-like if it's not `null` + * and has a `typeof` result of "object". + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is object-like, else `false`. + * @example + * + * _.isObjectLike({}); + * // => true + * + * _.isObjectLike([1, 2, 3]); + * // => true + * + * _.isObjectLike(_.noop); + * // => false + * + * _.isObjectLike(null); + * // => false + */ +function isObjectLike(value) { + return !!value && typeof value == 'object'; +} + +/** + * Checks if `value` is classified as a `String` primitive or object. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a string, else `false`. + * @example + * + * _.isString('abc'); + * // => true + * + * _.isString(1); + * // => false + */ +function isString(value) { + return typeof value == 'string' || + (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); +} + +/** + * Checks if `value` is classified as a `Symbol` primitive or object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a symbol, else `false`. + * @example + * + * _.isSymbol(Symbol.iterator); + * // => true + * + * _.isSymbol('abc'); + * // => false + */ +function isSymbol(value) { + return typeof value == 'symbol' || + (isObjectLike(value) && objectToString.call(value) == symbolTag); +} + +/** + * Checks if `value` is classified as a typed array. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + * @example + * + * _.isTypedArray(new Uint8Array); + * // => true + * + * _.isTypedArray([]); + * // => false + */ +var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray; + +/** + * Converts `value` to a string. An empty string is returned for `null` + * and `undefined` values. The sign of `-0` is preserved. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to process. + * @returns {string} Returns the string. + * @example + * + * _.toString(null); + * // => '' + * + * _.toString(-0); + * // => '-0' + * + * _.toString([1, 2, 3]); + * // => '1,2,3' + */ +function toString(value) { + return value == null ? '' : baseToString(value); +} + +/** + * Gets the value at `path` of `object`. If the resolved value is + * `undefined`, the `defaultValue` is returned in its place. + * + * @static + * @memberOf _ + * @since 3.7.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @param {*} [defaultValue] The value returned for `undefined` resolved values. + * @returns {*} Returns the resolved value. + * @example + * + * var object = { 'a': [{ 'b': { 'c': 3 } }] }; + * + * _.get(object, 'a[0].b.c'); + * // => 3 + * + * _.get(object, ['a', '0', 'b', 'c']); + * // => 3 + * + * _.get(object, 'a.b.c', 'default'); + * // => 'default' + */ +function get(object, path, defaultValue) { + var result = object == null ? undefined : baseGet(object, path); + return result === undefined ? defaultValue : result; +} + +/** + * Checks if `path` is a direct or inherited property of `object`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + * @example + * + * var object = _.create({ 'a': _.create({ 'b': 2 }) }); + * + * _.hasIn(object, 'a'); + * // => true + * + * _.hasIn(object, 'a.b'); + * // => true + * + * _.hasIn(object, ['a', 'b']); + * // => true + * + * _.hasIn(object, 'b'); + * // => false + */ +function hasIn(object, path) { + return object != null && hasPath(object, path, baseHasIn); +} + /** * This method is like `_.invert` except that the inverted object is generated * from the results of running each element of `object` thru `iteratee`. The @@ -72,8 +2240,7 @@ function createInverter(setter, toIteratee) { * @since 4.1.0 * @category Object * @param {Object} object The object to invert. - * @param {Array|Function|Object|string} [iteratee=_.identity] - * The iteratee invoked per element. + * @param {Function} [iteratee=_.identity] The iteratee invoked per element. * @returns {Object} Returns the new inverted object. * @example * @@ -95,4 +2262,98 @@ var invertBy = createInverter(function(result, value, key) { } }, baseIteratee); +/** + * Creates an array of the own enumerable property names of `object`. + * + * **Note:** Non-object values are coerced to objects. See the + * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * for more details. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.keys(new Foo); + * // => ['a', 'b'] (iteration order is not guaranteed) + * + * _.keys('hi'); + * // => ['0', '1'] + */ +function keys(object) { + var isProto = isPrototype(object); + if (!(isProto || isArrayLike(object))) { + return baseKeys(object); + } + var indexes = indexKeys(object), + skipIndexes = !!indexes, + result = indexes || [], + length = result.length; + + for (var key in object) { + if (baseHas(object, key) && + !(skipIndexes && (key == 'length' || isIndex(key, length))) && + !(isProto && key == 'constructor')) { + result.push(key); + } + } + return result; +} + +/** + * This method returns the first argument it receives. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Util + * @param {*} value Any value. + * @returns {*} Returns `value`. + * @example + * + * var object = { 'a': 1 }; + * + * console.log(_.identity(object) === object); + * // => true + */ +function identity(value) { + return value; +} + +/** + * Creates a function that returns the value at `path` of a given object. + * + * @static + * @memberOf _ + * @since 2.4.0 + * @category Util + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + * @example + * + * var objects = [ + * { 'a': { 'b': 2 } }, + * { 'a': { 'b': 1 } } + * ]; + * + * _.map(objects, _.property('a.b')); + * // => [2, 1] + * + * _.map(_.sortBy(objects, _.property(['a', 'b'])), 'a.b'); + * // => [1, 2] + */ +function property(path) { + return isKey(path) ? baseProperty(toKey(path)) : basePropertyDeep(path); +} + module.exports = invertBy; diff --git a/lodash.invertby/package.json b/lodash.invertby/package.json index 61115fa1f..a331fc6a8 100644 --- a/lodash.invertby/package.json +++ b/lodash.invertby/package.json @@ -1,6 +1,6 @@ { "name": "lodash.invertby", - "version": "4.5.0", + "version": "4.6.0", "description": "The lodash method `_.invertBy` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", @@ -13,10 +13,5 @@ "Mathias Bynens (https://mathiasbynens.be/)" ], "repository": "lodash/lodash", - "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" }, - "dependencies": { - "lodash._basefor": "~3.0.0", - "lodash._baseiteratee": "~4.7.0", - "lodash.keys": "^4.0.0" - } + "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" } } diff --git a/lodash.invokemap/README.md b/lodash.invokemap/README.md index fca32baca..13f539d57 100644 --- a/lodash.invokemap/README.md +++ b/lodash.invokemap/README.md @@ -1,4 +1,4 @@ -# lodash.invokemap v4.5.1 +# lodash.invokemap v4.6.0 The [lodash](https://lodash.com/) method `_.invokeMap` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var invokeMap = require('lodash.invokemap'); ``` -See the [documentation](https://lodash.com/docs#invokeMap) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.invokemap) for more details. +See the [documentation](https://lodash.com/docs#invokeMap) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.invokemap) for more details. diff --git a/lodash.invokemap/index.js b/lodash.invokemap/index.js index e087c9602..7b53d7bc8 100644 --- a/lodash.invokemap/index.js +++ b/lodash.invokemap/index.js @@ -21,7 +21,6 @@ var INFINITY = 1 / 0, var argsTag = '[object Arguments]', funcTag = '[object Function]', genTag = '[object GeneratorFunction]', - stringTag = '[object String]', symbolTag = '[object Symbol]'; /** Used to match property names within property paths. */ @@ -32,7 +31,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -74,19 +73,6 @@ function apply(func, thisArg, args) { return func.apply(thisArg, args); } -/** - * The base implementation of `_.property` without support for deep paths. - * - * @private - * @param {string} key The key of the property to get. - * @returns {Function} Returns the new accessor function. - */ -function baseProperty(key) { - return function(object) { - return object == null ? undefined : object[key]; - }; -} - /** * The base implementation of `_.times` without support for iteratee shorthands * or max array length checks. @@ -138,7 +124,7 @@ function isHostObject(value) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -153,6 +139,7 @@ function overArg(func, transform) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -165,14 +152,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -189,8 +176,7 @@ var Symbol = root.Symbol, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys, +var nativeKeys = overArg(Object.keys, Object), nativeMax = Math.max; /* Built-in method references that are verified to be native. */ @@ -505,11 +491,38 @@ MapCache.prototype.get = mapCacheGet; MapCache.prototype.has = mapCacheHas; MapCache.prototype.set = mapCacheSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -578,23 +591,6 @@ function baseGet(object, path) { return (index && index == length) ? object : undefined; } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.invoke` without support for individual * method arguments. @@ -632,14 +628,24 @@ function baseIsNative(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.rest` which doesn't validate or coerce arguments. @@ -784,19 +790,6 @@ function createBaseFor(fromRight) { }; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -825,32 +818,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; -} - /** * Checks if `value` is a valid array-like index. * @@ -1057,7 +1024,7 @@ var invokeMap = baseRest(function(collection, path, args) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1116,7 +1083,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1169,7 +1136,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -1225,7 +1192,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -1276,8 +1243,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -1285,16 +1251,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -1316,7 +1281,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -1372,28 +1337,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -1445,7 +1388,7 @@ function toString(value) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -1470,23 +1413,7 @@ function toString(value) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } module.exports = invokeMap; diff --git a/lodash.invokemap/package.json b/lodash.invokemap/package.json index 65fa42eaa..efd15c80d 100644 --- a/lodash.invokemap/package.json +++ b/lodash.invokemap/package.json @@ -1,6 +1,6 @@ { "name": "lodash.invokemap", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.invokeMap` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.iteratee/README.md b/lodash.iteratee/README.md index 6b04f731f..d4daf1224 100644 --- a/lodash.iteratee/README.md +++ b/lodash.iteratee/README.md @@ -1,4 +1,4 @@ -# lodash.iteratee v4.5.0 +# lodash.iteratee v4.6.0 The [lodash](https://lodash.com/) method `_.iteratee` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var iteratee = require('lodash.iteratee'); ``` -See the [documentation](https://lodash.com/docs#iteratee) or [package source](https://github.com/lodash/lodash/blob/4.5.0-npm-packages/lodash.iteratee) for more details. +See the [documentation](https://lodash.com/docs#iteratee) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.iteratee) for more details. diff --git a/lodash.iteratee/index.js b/lodash.iteratee/index.js index 66c28f5c1..489001d2c 100644 --- a/lodash.iteratee/index.js +++ b/lodash.iteratee/index.js @@ -6,8 +6,2754 @@ * Based on Underscore.js 1.8.3 * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors */ -var baseClone = require('lodash._baseclone'), - baseIteratee = require('lodash._baseiteratee'); + +/** Used as the size to enable large array optimizations. */ +var LARGE_ARRAY_SIZE = 200; + +/** Used as the `TypeError` message for "Functions" methods. */ +var FUNC_ERROR_TEXT = 'Expected a function'; + +/** Used to stand-in for `undefined` hash values. */ +var HASH_UNDEFINED = '__lodash_hash_undefined__'; + +/** Used to compose bitmasks for comparison styles. */ +var UNORDERED_COMPARE_FLAG = 1, + PARTIAL_COMPARE_FLAG = 2; + +/** Used as references for various `Number` constants. */ +var INFINITY = 1 / 0, + MAX_SAFE_INTEGER = 9007199254740991; + +/** `Object#toString` result references. */ +var argsTag = '[object Arguments]', + arrayTag = '[object Array]', + boolTag = '[object Boolean]', + dateTag = '[object Date]', + errorTag = '[object Error]', + funcTag = '[object Function]', + genTag = '[object GeneratorFunction]', + mapTag = '[object Map]', + numberTag = '[object Number]', + objectTag = '[object Object]', + promiseTag = '[object Promise]', + regexpTag = '[object RegExp]', + setTag = '[object Set]', + stringTag = '[object String]', + symbolTag = '[object Symbol]', + weakMapTag = '[object WeakMap]'; + +var arrayBufferTag = '[object ArrayBuffer]', + dataViewTag = '[object DataView]', + float32Tag = '[object Float32Array]', + float64Tag = '[object Float64Array]', + int8Tag = '[object Int8Array]', + int16Tag = '[object Int16Array]', + int32Tag = '[object Int32Array]', + uint8Tag = '[object Uint8Array]', + uint8ClampedTag = '[object Uint8ClampedArray]', + uint16Tag = '[object Uint16Array]', + uint32Tag = '[object Uint32Array]'; + +/** Used to match property names within property paths. */ +var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, + reIsPlainProp = /^\w*$/, + rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(\.|\[\])(?:\4|$))/g; + +/** + * Used to match `RegExp` + * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + */ +var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; + +/** Used to match backslashes in property paths. */ +var reEscapeChar = /\\(\\)?/g; + +/** Used to match `RegExp` flags from their coerced string values. */ +var reFlags = /\w*$/; + +/** Used to detect host constructors (Safari). */ +var reIsHostCtor = /^\[object .+?Constructor\]$/; + +/** Used to detect unsigned integer values. */ +var reIsUint = /^(?:0|[1-9]\d*)$/; + +/** Used to identify `toStringTag` values of typed arrays. */ +var typedArrayTags = {}; +typedArrayTags[float32Tag] = typedArrayTags[float64Tag] = +typedArrayTags[int8Tag] = typedArrayTags[int16Tag] = +typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] = +typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] = +typedArrayTags[uint32Tag] = true; +typedArrayTags[argsTag] = typedArrayTags[arrayTag] = +typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] = +typedArrayTags[dataViewTag] = typedArrayTags[dateTag] = +typedArrayTags[errorTag] = typedArrayTags[funcTag] = +typedArrayTags[mapTag] = typedArrayTags[numberTag] = +typedArrayTags[objectTag] = typedArrayTags[regexpTag] = +typedArrayTags[setTag] = typedArrayTags[stringTag] = +typedArrayTags[weakMapTag] = false; + +/** Used to identify `toStringTag` values supported by `_.clone`. */ +var cloneableTags = {}; +cloneableTags[argsTag] = cloneableTags[arrayTag] = +cloneableTags[arrayBufferTag] = cloneableTags[dataViewTag] = +cloneableTags[boolTag] = cloneableTags[dateTag] = +cloneableTags[float32Tag] = cloneableTags[float64Tag] = +cloneableTags[int8Tag] = cloneableTags[int16Tag] = +cloneableTags[int32Tag] = cloneableTags[mapTag] = +cloneableTags[numberTag] = cloneableTags[objectTag] = +cloneableTags[regexpTag] = cloneableTags[setTag] = +cloneableTags[stringTag] = cloneableTags[symbolTag] = +cloneableTags[uint8Tag] = cloneableTags[uint8ClampedTag] = +cloneableTags[uint16Tag] = cloneableTags[uint32Tag] = true; +cloneableTags[errorTag] = cloneableTags[funcTag] = +cloneableTags[weakMapTag] = false; + +/** Detect free variable `global` from Node.js. */ +var freeGlobal = typeof global == 'object' && global && global.Object === Object && global; + +/** Detect free variable `self`. */ +var freeSelf = typeof self == 'object' && self && self.Object === Object && self; + +/** Used as a reference to the global object. */ +var root = freeGlobal || freeSelf || Function('return this')(); + +/** Detect free variable `exports`. */ +var freeExports = freeGlobal && typeof exports == 'object' && exports; + +/** Detect free variable `module`. */ +var freeModule = freeExports && typeof module == 'object' && module; + +/** Detect the popular CommonJS extension `module.exports`. */ +var moduleExports = freeModule && freeModule.exports === freeExports; + +/** Detect free variable `process` from Node.js. */ +var freeProcess = moduleExports && freeGlobal.process; + +/** Used to access faster Node.js helpers. */ +var nodeUtil = (function() { + try { + return freeProcess && freeProcess.binding('util'); + } catch (e) {} +}()); + +/* Node.js helper references. */ +var nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray; + +/** + * Adds the key-value `pair` to `map`. + * + * @private + * @param {Object} map The map to modify. + * @param {Array} pair The key-value pair to add. + * @returns {Object} Returns `map`. + */ +function addMapEntry(map, pair) { + // Don't return `map.set` because it's not chainable in IE 11. + map.set(pair[0], pair[1]); + return map; +} + +/** + * Adds `value` to `set`. + * + * @private + * @param {Object} set The set to modify. + * @param {*} value The value to add. + * @returns {Object} Returns `set`. + */ +function addSetEntry(set, value) { + // Don't return `set.add` because it's not chainable in IE 11. + set.add(value); + return set; +} + +/** + * A specialized version of `_.forEach` for arrays without support for + * iteratee shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns `array`. + */ +function arrayEach(array, iteratee) { + var index = -1, + length = array ? array.length : 0; + + while (++index < length) { + if (iteratee(array[index], index, array) === false) { + break; + } + } + return array; +} + +/** + * Appends the elements of `values` to `array`. + * + * @private + * @param {Array} array The array to modify. + * @param {Array} values The values to append. + * @returns {Array} Returns `array`. + */ +function arrayPush(array, values) { + var index = -1, + length = values.length, + offset = array.length; + + while (++index < length) { + array[offset + index] = values[index]; + } + return array; +} + +/** + * A specialized version of `_.reduce` for arrays without support for + * iteratee shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @param {*} [accumulator] The initial value. + * @param {boolean} [initAccum] Specify using the first element of `array` as + * the initial value. + * @returns {*} Returns the accumulated value. + */ +function arrayReduce(array, iteratee, accumulator, initAccum) { + var index = -1, + length = array ? array.length : 0; + + if (initAccum && length) { + accumulator = array[++index]; + } + while (++index < length) { + accumulator = iteratee(accumulator, array[index], index, array); + } + return accumulator; +} + +/** + * A specialized version of `_.some` for arrays without support for iteratee + * shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} predicate The function invoked per iteration. + * @returns {boolean} Returns `true` if any element passes the predicate check, + * else `false`. + */ +function arraySome(array, predicate) { + var index = -1, + length = array ? array.length : 0; + + while (++index < length) { + if (predicate(array[index], index, array)) { + return true; + } + } + return false; +} + +/** + * The base implementation of `_.property` without support for deep paths. + * + * @private + * @param {string} key The key of the property to get. + * @returns {Function} Returns the new accessor function. + */ +function baseProperty(key) { + return function(object) { + return object == null ? undefined : object[key]; + }; +} + +/** + * The base implementation of `_.times` without support for iteratee shorthands + * or max array length checks. + * + * @private + * @param {number} n The number of times to invoke `iteratee`. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns the array of results. + */ +function baseTimes(n, iteratee) { + var index = -1, + result = Array(n); + + while (++index < n) { + result[index] = iteratee(index); + } + return result; +} + +/** + * The base implementation of `_.unary` without support for storing metadata. + * + * @private + * @param {Function} func The function to cap arguments for. + * @returns {Function} Returns the new capped function. + */ +function baseUnary(func) { + return function(value) { + return func(value); + }; +} + +/** + * Gets the value at `key` of `object`. + * + * @private + * @param {Object} [object] The object to query. + * @param {string} key The key of the property to get. + * @returns {*} Returns the property value. + */ +function getValue(object, key) { + return object == null ? undefined : object[key]; +} + +/** + * Checks if `value` is a host object in IE < 9. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a host object, else `false`. + */ +function isHostObject(value) { + // Many host objects are `Object` objects that can coerce to strings + // despite having improperly defined `toString` methods. + var result = false; + if (value != null && typeof value.toString != 'function') { + try { + result = !!(value + ''); + } catch (e) {} + } + return result; +} + +/** + * Converts `map` to its key-value pairs. + * + * @private + * @param {Object} map The map to convert. + * @returns {Array} Returns the key-value pairs. + */ +function mapToArray(map) { + var index = -1, + result = Array(map.size); + + map.forEach(function(value, key) { + result[++index] = [key, value]; + }); + return result; +} + +/** + * Creates a function that invokes `func` with its first argument transformed. + * + * @private + * @param {Function} func The function to wrap. + * @param {Function} transform The argument transform. + * @returns {Function} Returns the new function. + */ +function overArg(func, transform) { + return function(arg) { + return func(transform(arg)); + }; +} + +/** + * Converts `set` to an array of its values. + * + * @private + * @param {Object} set The set to convert. + * @returns {Array} Returns the values. + */ +function setToArray(set) { + var index = -1, + result = Array(set.size); + + set.forEach(function(value) { + result[++index] = value; + }); + return result; +} + +/** Used for built-in method references. */ +var arrayProto = Array.prototype, + objectProto = Object.prototype; + +/** Used to detect overreaching core-js shims. */ +var coreJsData = root['__core-js_shared__']; + +/** Used to detect methods masquerading as native. */ +var maskSrcKey = (function() { + var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || ''); + return uid ? ('Symbol(src)_1.' + uid) : ''; +}()); + +/** Used to resolve the decompiled source of functions. */ +var funcToString = Function.prototype.toString; + +/** Used to check objects for own properties. */ +var hasOwnProperty = objectProto.hasOwnProperty; + +/** + * Used to resolve the + * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * of values. + */ +var objectToString = objectProto.toString; + +/** Used to detect if a method is native. */ +var reIsNative = RegExp('^' + + funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&') + .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$' +); + +/** Built-in value references. */ +var Buffer = moduleExports ? root.Buffer : undefined, + Symbol = root.Symbol, + Uint8Array = root.Uint8Array, + objectCreate = Object.create, + propertyIsEnumerable = objectProto.propertyIsEnumerable, + splice = arrayProto.splice; + +/* Built-in method references for those with the same name as other `lodash` methods. */ +var nativeGetPrototype = Object.getPrototypeOf, + nativeGetSymbols = Object.getOwnPropertySymbols, + nativeIsBuffer = Buffer ? Buffer.isBuffer : undefined, + nativeKeys = Object.keys; + +/* Built-in method references that are verified to be native. */ +var DataView = getNative(root, 'DataView'), + Map = getNative(root, 'Map'), + Promise = getNative(root, 'Promise'), + Set = getNative(root, 'Set'), + WeakMap = getNative(root, 'WeakMap'), + nativeCreate = getNative(Object, 'create'); + +/** Used to detect maps, sets, and weakmaps. */ +var dataViewCtorString = toSource(DataView), + mapCtorString = toSource(Map), + promiseCtorString = toSource(Promise), + setCtorString = toSource(Set), + weakMapCtorString = toSource(WeakMap); + +/** Used to convert symbols to primitives and strings. */ +var symbolProto = Symbol ? Symbol.prototype : undefined, + symbolValueOf = symbolProto ? symbolProto.valueOf : undefined, + symbolToString = symbolProto ? symbolProto.toString : undefined; + +/** + * Creates a hash object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Hash(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the hash. + * + * @private + * @name clear + * @memberOf Hash + */ +function hashClear() { + this.__data__ = nativeCreate ? nativeCreate(null) : {}; +} + +/** + * Removes `key` and its value from the hash. + * + * @private + * @name delete + * @memberOf Hash + * @param {Object} hash The hash to modify. + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function hashDelete(key) { + return this.has(key) && delete this.__data__[key]; +} + +/** + * Gets the hash value for `key`. + * + * @private + * @name get + * @memberOf Hash + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function hashGet(key) { + var data = this.__data__; + if (nativeCreate) { + var result = data[key]; + return result === HASH_UNDEFINED ? undefined : result; + } + return hasOwnProperty.call(data, key) ? data[key] : undefined; +} + +/** + * Checks if a hash value for `key` exists. + * + * @private + * @name has + * @memberOf Hash + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function hashHas(key) { + var data = this.__data__; + return nativeCreate ? data[key] !== undefined : hasOwnProperty.call(data, key); +} + +/** + * Sets the hash `key` to `value`. + * + * @private + * @name set + * @memberOf Hash + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the hash instance. + */ +function hashSet(key, value) { + var data = this.__data__; + data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value; + return this; +} + +// Add methods to `Hash`. +Hash.prototype.clear = hashClear; +Hash.prototype['delete'] = hashDelete; +Hash.prototype.get = hashGet; +Hash.prototype.has = hashHas; +Hash.prototype.set = hashSet; + +/** + * Creates an list cache object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function ListCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the list cache. + * + * @private + * @name clear + * @memberOf ListCache + */ +function listCacheClear() { + this.__data__ = []; +} + +/** + * Removes `key` and its value from the list cache. + * + * @private + * @name delete + * @memberOf ListCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function listCacheDelete(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + return false; + } + var lastIndex = data.length - 1; + if (index == lastIndex) { + data.pop(); + } else { + splice.call(data, index, 1); + } + return true; +} + +/** + * Gets the list cache value for `key`. + * + * @private + * @name get + * @memberOf ListCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function listCacheGet(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + return index < 0 ? undefined : data[index][1]; +} + +/** + * Checks if a list cache value for `key` exists. + * + * @private + * @name has + * @memberOf ListCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function listCacheHas(key) { + return assocIndexOf(this.__data__, key) > -1; +} + +/** + * Sets the list cache `key` to `value`. + * + * @private + * @name set + * @memberOf ListCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the list cache instance. + */ +function listCacheSet(key, value) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + data.push([key, value]); + } else { + data[index][1] = value; + } + return this; +} + +// Add methods to `ListCache`. +ListCache.prototype.clear = listCacheClear; +ListCache.prototype['delete'] = listCacheDelete; +ListCache.prototype.get = listCacheGet; +ListCache.prototype.has = listCacheHas; +ListCache.prototype.set = listCacheSet; + +/** + * Creates a map cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function MapCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the map. + * + * @private + * @name clear + * @memberOf MapCache + */ +function mapCacheClear() { + this.__data__ = { + 'hash': new Hash, + 'map': new (Map || ListCache), + 'string': new Hash + }; +} + +/** + * Removes `key` and its value from the map. + * + * @private + * @name delete + * @memberOf MapCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function mapCacheDelete(key) { + return getMapData(this, key)['delete'](key); +} + +/** + * Gets the map value for `key`. + * + * @private + * @name get + * @memberOf MapCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function mapCacheGet(key) { + return getMapData(this, key).get(key); +} + +/** + * Checks if a map value for `key` exists. + * + * @private + * @name has + * @memberOf MapCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function mapCacheHas(key) { + return getMapData(this, key).has(key); +} + +/** + * Sets the map `key` to `value`. + * + * @private + * @name set + * @memberOf MapCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the map cache instance. + */ +function mapCacheSet(key, value) { + getMapData(this, key).set(key, value); + return this; +} + +// Add methods to `MapCache`. +MapCache.prototype.clear = mapCacheClear; +MapCache.prototype['delete'] = mapCacheDelete; +MapCache.prototype.get = mapCacheGet; +MapCache.prototype.has = mapCacheHas; +MapCache.prototype.set = mapCacheSet; + +/** + * + * Creates an array cache object to store unique values. + * + * @private + * @constructor + * @param {Array} [values] The values to cache. + */ +function SetCache(values) { + var index = -1, + length = values ? values.length : 0; + + this.__data__ = new MapCache; + while (++index < length) { + this.add(values[index]); + } +} + +/** + * Adds `value` to the array cache. + * + * @private + * @name add + * @memberOf SetCache + * @alias push + * @param {*} value The value to cache. + * @returns {Object} Returns the cache instance. + */ +function setCacheAdd(value) { + this.__data__.set(value, HASH_UNDEFINED); + return this; +} + +/** + * Checks if `value` is in the array cache. + * + * @private + * @name has + * @memberOf SetCache + * @param {*} value The value to search for. + * @returns {number} Returns `true` if `value` is found, else `false`. + */ +function setCacheHas(value) { + return this.__data__.has(value); +} + +// Add methods to `SetCache`. +SetCache.prototype.add = SetCache.prototype.push = setCacheAdd; +SetCache.prototype.has = setCacheHas; + +/** + * Creates a stack cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Stack(entries) { + this.__data__ = new ListCache(entries); +} + +/** + * Removes all key-value entries from the stack. + * + * @private + * @name clear + * @memberOf Stack + */ +function stackClear() { + this.__data__ = new ListCache; +} + +/** + * Removes `key` and its value from the stack. + * + * @private + * @name delete + * @memberOf Stack + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function stackDelete(key) { + return this.__data__['delete'](key); +} + +/** + * Gets the stack value for `key`. + * + * @private + * @name get + * @memberOf Stack + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function stackGet(key) { + return this.__data__.get(key); +} + +/** + * Checks if a stack value for `key` exists. + * + * @private + * @name has + * @memberOf Stack + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function stackHas(key) { + return this.__data__.has(key); +} + +/** + * Sets the stack `key` to `value`. + * + * @private + * @name set + * @memberOf Stack + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the stack cache instance. + */ +function stackSet(key, value) { + var cache = this.__data__; + if (cache instanceof ListCache) { + var pairs = cache.__data__; + if (!Map || (pairs.length < LARGE_ARRAY_SIZE - 1)) { + pairs.push([key, value]); + return this; + } + cache = this.__data__ = new MapCache(pairs); + } + cache.set(key, value); + return this; +} + +// Add methods to `Stack`. +Stack.prototype.clear = stackClear; +Stack.prototype['delete'] = stackDelete; +Stack.prototype.get = stackGet; +Stack.prototype.has = stackHas; +Stack.prototype.set = stackSet; + +/** + * Assigns `value` to `key` of `object` if the existing value is not equivalent + * using [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * for equality comparisons. + * + * @private + * @param {Object} object The object to modify. + * @param {string} key The key of the property to assign. + * @param {*} value The value to assign. + */ +function assignValue(object, key, value) { + var objValue = object[key]; + if (!(hasOwnProperty.call(object, key) && eq(objValue, value)) || + (value === undefined && !(key in object))) { + object[key] = value; + } +} + +/** + * Gets the index at which the `key` is found in `array` of key-value pairs. + * + * @private + * @param {Array} array The array to search. + * @param {*} key The key to search for. + * @returns {number} Returns the index of the matched value, else `-1`. + */ +function assocIndexOf(array, key) { + var length = array.length; + while (length--) { + if (eq(array[length][0], key)) { + return length; + } + } + return -1; +} + +/** + * The base implementation of `_.assign` without support for multiple sources + * or `customizer` functions. + * + * @private + * @param {Object} object The destination object. + * @param {Object} source The source object. + * @returns {Object} Returns `object`. + */ +function baseAssign(object, source) { + return object && copyObject(source, keys(source), object); +} + +/** + * The base implementation of `_.clone` and `_.cloneDeep` which tracks + * traversed objects. + * + * @private + * @param {*} value The value to clone. + * @param {boolean} [isDeep] Specify a deep clone. + * @param {boolean} [isFull] Specify a clone including symbols. + * @param {Function} [customizer] The function to customize cloning. + * @param {string} [key] The key of `value`. + * @param {Object} [object] The parent object of `value`. + * @param {Object} [stack] Tracks traversed objects and their clone counterparts. + * @returns {*} Returns the cloned value. + */ +function baseClone(value, isDeep, isFull, customizer, key, object, stack) { + var result; + if (customizer) { + result = object ? customizer(value, key, object, stack) : customizer(value); + } + if (result !== undefined) { + return result; + } + if (!isObject(value)) { + return value; + } + var isArr = isArray(value); + if (isArr) { + result = initCloneArray(value); + if (!isDeep) { + return copyArray(value, result); + } + } else { + var tag = getTag(value), + isFunc = tag == funcTag || tag == genTag; + + if (isBuffer(value)) { + return cloneBuffer(value, isDeep); + } + if (tag == objectTag || tag == argsTag || (isFunc && !object)) { + if (isHostObject(value)) { + return object ? value : {}; + } + result = initCloneObject(isFunc ? {} : value); + if (!isDeep) { + return copySymbols(value, baseAssign(result, value)); + } + } else { + if (!cloneableTags[tag]) { + return object ? value : {}; + } + result = initCloneByTag(value, tag, baseClone, isDeep); + } + } + // Check for circular references and return its corresponding clone. + stack || (stack = new Stack); + var stacked = stack.get(value); + if (stacked) { + return stacked; + } + stack.set(value, result); + + if (!isArr) { + var props = isFull ? getAllKeys(value) : keys(value); + } + arrayEach(props || value, function(subValue, key) { + if (props) { + key = subValue; + subValue = value[key]; + } + // Recursively populate clone (susceptible to call stack limits). + assignValue(result, key, baseClone(subValue, isDeep, isFull, customizer, key, value, stack)); + }); + if (!isFull) { + stack['delete'](value); + } + return result; +} + +/** + * The base implementation of `_.create` without support for assigning + * properties to the created object. + * + * @private + * @param {Object} prototype The object to inherit from. + * @returns {Object} Returns the new object. + */ +function baseCreate(proto) { + return isObject(proto) ? objectCreate(proto) : {}; +} + +/** + * The base implementation of `_.get` without support for default values. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @returns {*} Returns the resolved value. + */ +function baseGet(object, path) { + path = isKey(path, object) ? [path] : castPath(path); + + var index = 0, + length = path.length; + + while (object != null && index < length) { + object = object[toKey(path[index++])]; + } + return (index && index == length) ? object : undefined; +} + +/** + * The base implementation of `getAllKeys` and `getAllKeysIn` which uses + * `keysFunc` and `symbolsFunc` to get the enumerable property names and + * symbols of `object`. + * + * @private + * @param {Object} object The object to query. + * @param {Function} keysFunc The function to get the keys of `object`. + * @param {Function} symbolsFunc The function to get the symbols of `object`. + * @returns {Array} Returns the array of property names and symbols. + */ +function baseGetAllKeys(object, keysFunc, symbolsFunc) { + var result = keysFunc(object); + return isArray(object) ? result : arrayPush(result, symbolsFunc(object)); +} + +/** + * The base implementation of `getTag`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +function baseGetTag(value) { + return objectToString.call(value); +} + +/** + * The base implementation of `_.has` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHas(object, key) { + // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, + // that are composed entirely of index properties, return `false` for + // `hasOwnProperty` checks of them. + return object != null && + (hasOwnProperty.call(object, key) || + (typeof object == 'object' && key in object && getPrototype(object) === null)); +} + +/** + * The base implementation of `_.hasIn` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHasIn(object, key) { + return object != null && key in Object(object); +} + +/** + * The base implementation of `_.isEqual` which supports partial comparisons + * and tracks traversed objects. + * + * @private + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @param {Function} [customizer] The function to customize comparisons. + * @param {boolean} [bitmask] The bitmask of comparison flags. + * The bitmask may be composed of the following flags: + * 1 - Unordered comparison + * 2 - Partial comparison + * @param {Object} [stack] Tracks traversed `value` and `other` objects. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + */ +function baseIsEqual(value, other, customizer, bitmask, stack) { + if (value === other) { + return true; + } + if (value == null || other == null || (!isObject(value) && !isObjectLike(other))) { + return value !== value && other !== other; + } + return baseIsEqualDeep(value, other, baseIsEqual, customizer, bitmask, stack); +} + +/** + * A specialized version of `baseIsEqual` for arrays and objects which performs + * deep comparisons and tracks traversed objects enabling objects with circular + * references to be compared. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} [customizer] The function to customize comparisons. + * @param {number} [bitmask] The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} [stack] Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function baseIsEqualDeep(object, other, equalFunc, customizer, bitmask, stack) { + var objIsArr = isArray(object), + othIsArr = isArray(other), + objTag = arrayTag, + othTag = arrayTag; + + if (!objIsArr) { + objTag = getTag(object); + objTag = objTag == argsTag ? objectTag : objTag; + } + if (!othIsArr) { + othTag = getTag(other); + othTag = othTag == argsTag ? objectTag : othTag; + } + var objIsObj = objTag == objectTag && !isHostObject(object), + othIsObj = othTag == objectTag && !isHostObject(other), + isSameTag = objTag == othTag; + + if (isSameTag && !objIsObj) { + stack || (stack = new Stack); + return (objIsArr || isTypedArray(object)) + ? equalArrays(object, other, equalFunc, customizer, bitmask, stack) + : equalByTag(object, other, objTag, equalFunc, customizer, bitmask, stack); + } + if (!(bitmask & PARTIAL_COMPARE_FLAG)) { + var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'), + othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__'); + + if (objIsWrapped || othIsWrapped) { + var objUnwrapped = objIsWrapped ? object.value() : object, + othUnwrapped = othIsWrapped ? other.value() : other; + + stack || (stack = new Stack); + return equalFunc(objUnwrapped, othUnwrapped, customizer, bitmask, stack); + } + } + if (!isSameTag) { + return false; + } + stack || (stack = new Stack); + return equalObjects(object, other, equalFunc, customizer, bitmask, stack); +} + +/** + * The base implementation of `_.isMatch` without support for iteratee shorthands. + * + * @private + * @param {Object} object The object to inspect. + * @param {Object} source The object of property values to match. + * @param {Array} matchData The property names, values, and compare flags to match. + * @param {Function} [customizer] The function to customize comparisons. + * @returns {boolean} Returns `true` if `object` is a match, else `false`. + */ +function baseIsMatch(object, source, matchData, customizer) { + var index = matchData.length, + length = index, + noCustomizer = !customizer; + + if (object == null) { + return !length; + } + object = Object(object); + while (index--) { + var data = matchData[index]; + if ((noCustomizer && data[2]) + ? data[1] !== object[data[0]] + : !(data[0] in object) + ) { + return false; + } + } + while (++index < length) { + data = matchData[index]; + var key = data[0], + objValue = object[key], + srcValue = data[1]; + + if (noCustomizer && data[2]) { + if (objValue === undefined && !(key in object)) { + return false; + } + } else { + var stack = new Stack; + if (customizer) { + var result = customizer(objValue, srcValue, key, object, source, stack); + } + if (!(result === undefined + ? baseIsEqual(srcValue, objValue, customizer, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG, stack) + : result + )) { + return false; + } + } + } + return true; +} + +/** + * The base implementation of `_.isNative` without bad shim checks. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a native function, + * else `false`. + */ +function baseIsNative(value) { + if (!isObject(value) || isMasked(value)) { + return false; + } + var pattern = (isFunction(value) || isHostObject(value)) ? reIsNative : reIsHostCtor; + return pattern.test(toSource(value)); +} + +/** + * The base implementation of `_.isTypedArray` without Node.js optimizations. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + */ +function baseIsTypedArray(value) { + return isObjectLike(value) && + isLength(value.length) && !!typedArrayTags[objectToString.call(value)]; +} + +/** + * The base implementation of `_.iteratee`. + * + * @private + * @param {*} [value=_.identity] The value to convert to an iteratee. + * @returns {Function} Returns the iteratee. + */ +function baseIteratee(value) { + // Don't store the `typeof` result in a variable to avoid a JIT bug in Safari 9. + // See https://bugs.webkit.org/show_bug.cgi?id=156034 for more details. + if (typeof value == 'function') { + return value; + } + if (value == null) { + return identity; + } + if (typeof value == 'object') { + return isArray(value) + ? baseMatchesProperty(value[0], value[1]) + : baseMatches(value); + } + return property(value); +} + +/** + * The base implementation of `_.keys` which doesn't skip the constructor + * property of prototypes or treat sparse arrays as dense. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + */ +var baseKeys = overArg(nativeKeys, Object); + +/** + * The base implementation of `_.matches` which doesn't clone `source`. + * + * @private + * @param {Object} source The object of property values to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatches(source) { + var matchData = getMatchData(source); + if (matchData.length == 1 && matchData[0][2]) { + return matchesStrictComparable(matchData[0][0], matchData[0][1]); + } + return function(object) { + return object === source || baseIsMatch(object, source, matchData); + }; +} + +/** + * The base implementation of `_.matchesProperty` which doesn't clone `srcValue`. + * + * @private + * @param {string} path The path of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatchesProperty(path, srcValue) { + if (isKey(path) && isStrictComparable(srcValue)) { + return matchesStrictComparable(toKey(path), srcValue); + } + return function(object) { + var objValue = get(object, path); + return (objValue === undefined && objValue === srcValue) + ? hasIn(object, path) + : baseIsEqual(srcValue, objValue, undefined, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG); + }; +} + +/** + * A specialized version of `baseProperty` which supports deep paths. + * + * @private + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + */ +function basePropertyDeep(path) { + return function(object) { + return baseGet(object, path); + }; +} + +/** + * The base implementation of `_.toString` which doesn't convert nullish + * values to empty strings. + * + * @private + * @param {*} value The value to process. + * @returns {string} Returns the string. + */ +function baseToString(value) { + // Exit early for strings to avoid a performance hit in some environments. + if (typeof value == 'string') { + return value; + } + if (isSymbol(value)) { + return symbolToString ? symbolToString.call(value) : ''; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +/** + * Casts `value` to a path array if it's not one. + * + * @private + * @param {*} value The value to inspect. + * @returns {Array} Returns the cast property path array. + */ +function castPath(value) { + return isArray(value) ? value : stringToPath(value); +} + +/** + * Creates a clone of `buffer`. + * + * @private + * @param {Buffer} buffer The buffer to clone. + * @param {boolean} [isDeep] Specify a deep clone. + * @returns {Buffer} Returns the cloned buffer. + */ +function cloneBuffer(buffer, isDeep) { + if (isDeep) { + return buffer.slice(); + } + var result = new buffer.constructor(buffer.length); + buffer.copy(result); + return result; +} + +/** + * Creates a clone of `arrayBuffer`. + * + * @private + * @param {ArrayBuffer} arrayBuffer The array buffer to clone. + * @returns {ArrayBuffer} Returns the cloned array buffer. + */ +function cloneArrayBuffer(arrayBuffer) { + var result = new arrayBuffer.constructor(arrayBuffer.byteLength); + new Uint8Array(result).set(new Uint8Array(arrayBuffer)); + return result; +} + +/** + * Creates a clone of `dataView`. + * + * @private + * @param {Object} dataView The data view to clone. + * @param {boolean} [isDeep] Specify a deep clone. + * @returns {Object} Returns the cloned data view. + */ +function cloneDataView(dataView, isDeep) { + var buffer = isDeep ? cloneArrayBuffer(dataView.buffer) : dataView.buffer; + return new dataView.constructor(buffer, dataView.byteOffset, dataView.byteLength); +} + +/** + * Creates a clone of `map`. + * + * @private + * @param {Object} map The map to clone. + * @param {Function} cloneFunc The function to clone values. + * @param {boolean} [isDeep] Specify a deep clone. + * @returns {Object} Returns the cloned map. + */ +function cloneMap(map, isDeep, cloneFunc) { + var array = isDeep ? cloneFunc(mapToArray(map), true) : mapToArray(map); + return arrayReduce(array, addMapEntry, new map.constructor); +} + +/** + * Creates a clone of `regexp`. + * + * @private + * @param {Object} regexp The regexp to clone. + * @returns {Object} Returns the cloned regexp. + */ +function cloneRegExp(regexp) { + var result = new regexp.constructor(regexp.source, reFlags.exec(regexp)); + result.lastIndex = regexp.lastIndex; + return result; +} + +/** + * Creates a clone of `set`. + * + * @private + * @param {Object} set The set to clone. + * @param {Function} cloneFunc The function to clone values. + * @param {boolean} [isDeep] Specify a deep clone. + * @returns {Object} Returns the cloned set. + */ +function cloneSet(set, isDeep, cloneFunc) { + var array = isDeep ? cloneFunc(setToArray(set), true) : setToArray(set); + return arrayReduce(array, addSetEntry, new set.constructor); +} + +/** + * Creates a clone of the `symbol` object. + * + * @private + * @param {Object} symbol The symbol object to clone. + * @returns {Object} Returns the cloned symbol object. + */ +function cloneSymbol(symbol) { + return symbolValueOf ? Object(symbolValueOf.call(symbol)) : {}; +} + +/** + * Creates a clone of `typedArray`. + * + * @private + * @param {Object} typedArray The typed array to clone. + * @param {boolean} [isDeep] Specify a deep clone. + * @returns {Object} Returns the cloned typed array. + */ +function cloneTypedArray(typedArray, isDeep) { + var buffer = isDeep ? cloneArrayBuffer(typedArray.buffer) : typedArray.buffer; + return new typedArray.constructor(buffer, typedArray.byteOffset, typedArray.length); +} + +/** + * Copies the values of `source` to `array`. + * + * @private + * @param {Array} source The array to copy values from. + * @param {Array} [array=[]] The array to copy values to. + * @returns {Array} Returns `array`. + */ +function copyArray(source, array) { + var index = -1, + length = source.length; + + array || (array = Array(length)); + while (++index < length) { + array[index] = source[index]; + } + return array; +} + +/** + * Copies properties of `source` to `object`. + * + * @private + * @param {Object} source The object to copy properties from. + * @param {Array} props The property identifiers to copy. + * @param {Object} [object={}] The object to copy properties to. + * @param {Function} [customizer] The function to customize copied values. + * @returns {Object} Returns `object`. + */ +function copyObject(source, props, object, customizer) { + object || (object = {}); + + var index = -1, + length = props.length; + + while (++index < length) { + var key = props[index]; + + var newValue = customizer + ? customizer(object[key], source[key], key, object, source) + : undefined; + + assignValue(object, key, newValue === undefined ? source[key] : newValue); + } + return object; +} + +/** + * Copies own symbol properties of `source` to `object`. + * + * @private + * @param {Object} source The object to copy symbols from. + * @param {Object} [object={}] The object to copy symbols to. + * @returns {Object} Returns `object`. + */ +function copySymbols(source, object) { + return copyObject(source, getSymbols(source), object); +} + +/** + * A specialized version of `baseIsEqualDeep` for arrays with support for + * partial deep comparisons. + * + * @private + * @param {Array} array The array to compare. + * @param {Array} other The other array to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `array` and `other` objects. + * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`. + */ +function equalArrays(array, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + arrLength = array.length, + othLength = other.length; + + if (arrLength != othLength && !(isPartial && othLength > arrLength)) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(array); + if (stacked && stack.get(other)) { + return stacked == other; + } + var index = -1, + result = true, + seen = (bitmask & UNORDERED_COMPARE_FLAG) ? new SetCache : undefined; + + stack.set(array, other); + stack.set(other, array); + + // Ignore non-index properties. + while (++index < arrLength) { + var arrValue = array[index], + othValue = other[index]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, arrValue, index, other, array, stack) + : customizer(arrValue, othValue, index, array, other, stack); + } + if (compared !== undefined) { + if (compared) { + continue; + } + result = false; + break; + } + // Recursively compare arrays (susceptible to call stack limits). + if (seen) { + if (!arraySome(other, function(othValue, othIndex) { + if (!seen.has(othIndex) && + (arrValue === othValue || equalFunc(arrValue, othValue, customizer, bitmask, stack))) { + return seen.add(othIndex); + } + })) { + result = false; + break; + } + } else if (!( + arrValue === othValue || + equalFunc(arrValue, othValue, customizer, bitmask, stack) + )) { + result = false; + break; + } + } + stack['delete'](array); + return result; +} + +/** + * A specialized version of `baseIsEqualDeep` for comparing objects of + * the same `toStringTag`. + * + * **Note:** This function only supports comparing values with tags of + * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {string} tag The `toStringTag` of the objects to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { + switch (tag) { + case dataViewTag: + if ((object.byteLength != other.byteLength) || + (object.byteOffset != other.byteOffset)) { + return false; + } + object = object.buffer; + other = other.buffer; + + case arrayBufferTag: + if ((object.byteLength != other.byteLength) || + !equalFunc(new Uint8Array(object), new Uint8Array(other))) { + return false; + } + return true; + + case boolTag: + case dateTag: + case numberTag: + // Coerce booleans to `1` or `0` and dates to milliseconds. + // Invalid dates are coerced to `NaN`. + return eq(+object, +other); + + case errorTag: + return object.name == other.name && object.message == other.message; + + case regexpTag: + case stringTag: + // Coerce regexes to strings and treat strings, primitives and objects, + // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // for more details. + return object == (other + ''); + + case mapTag: + var convert = mapToArray; + + case setTag: + var isPartial = bitmask & PARTIAL_COMPARE_FLAG; + convert || (convert = setToArray); + + if (object.size != other.size && !isPartial) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked) { + return stacked == other; + } + bitmask |= UNORDERED_COMPARE_FLAG; + + // Recursively compare objects (susceptible to call stack limits). + stack.set(object, other); + var result = equalArrays(convert(object), convert(other), equalFunc, customizer, bitmask, stack); + stack['delete'](object); + return result; + + case symbolTag: + if (symbolValueOf) { + return symbolValueOf.call(object) == symbolValueOf.call(other); + } + } + return false; +} + +/** + * A specialized version of `baseIsEqualDeep` for objects with support for + * partial deep comparisons. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + objProps = keys(object), + objLength = objProps.length, + othProps = keys(other), + othLength = othProps.length; + + if (objLength != othLength && !isPartial) { + return false; + } + var index = objLength; + while (index--) { + var key = objProps[index]; + if (!(isPartial ? key in other : baseHas(other, key))) { + return false; + } + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked && stack.get(other)) { + return stacked == other; + } + var result = true; + stack.set(object, other); + stack.set(other, object); + + var skipCtor = isPartial; + while (++index < objLength) { + key = objProps[index]; + var objValue = object[key], + othValue = other[key]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, objValue, key, other, object, stack) + : customizer(objValue, othValue, key, object, other, stack); + } + // Recursively compare objects (susceptible to call stack limits). + if (!(compared === undefined + ? (objValue === othValue || equalFunc(objValue, othValue, customizer, bitmask, stack)) + : compared + )) { + result = false; + break; + } + skipCtor || (skipCtor = key == 'constructor'); + } + if (result && !skipCtor) { + var objCtor = object.constructor, + othCtor = other.constructor; + + // Non `Object` object instances with different constructors are not equal. + if (objCtor != othCtor && + ('constructor' in object && 'constructor' in other) && + !(typeof objCtor == 'function' && objCtor instanceof objCtor && + typeof othCtor == 'function' && othCtor instanceof othCtor)) { + result = false; + } + } + stack['delete'](object); + return result; +} + +/** + * Creates an array of own enumerable property names and symbols of `object`. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names and symbols. + */ +function getAllKeys(object) { + return baseGetAllKeys(object, keys, getSymbols); +} + +/** + * Gets the "length" property value of `object`. + * + * **Note:** This function is used to avoid a + * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects + * Safari on at least iOS 8.1-8.3 ARM64. + * + * @private + * @param {Object} object The object to query. + * @returns {*} Returns the "length" value. + */ +var getLength = baseProperty('length'); + +/** + * Gets the data for `map`. + * + * @private + * @param {Object} map The map to query. + * @param {string} key The reference key. + * @returns {*} Returns the map data. + */ +function getMapData(map, key) { + var data = map.__data__; + return isKeyable(key) + ? data[typeof key == 'string' ? 'string' : 'hash'] + : data.map; +} + +/** + * Gets the property names, values, and compare flags of `object`. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the match data of `object`. + */ +function getMatchData(object) { + var result = keys(object), + length = result.length; + + while (length--) { + var key = result[length], + value = object[key]; + + result[length] = [key, value, isStrictComparable(value)]; + } + return result; +} + +/** + * Gets the native function at `key` of `object`. + * + * @private + * @param {Object} object The object to query. + * @param {string} key The key of the method to get. + * @returns {*} Returns the function if it's native, else `undefined`. + */ +function getNative(object, key) { + var value = getValue(object, key); + return baseIsNative(value) ? value : undefined; +} + +/** + * Gets the `[[Prototype]]` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {null|Object} Returns the `[[Prototype]]`. + */ +var getPrototype = overArg(nativeGetPrototype, Object); + +/** + * Creates an array of the own enumerable symbol properties of `object`. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of symbols. + */ +var getSymbols = nativeGetSymbols ? overArg(nativeGetSymbols, Object) : stubArray; + +/** + * Gets the `toStringTag` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +var getTag = baseGetTag; + +// Fallback for data views, maps, sets, and weak maps in IE 11, +// for data views in Edge, and promises in Node.js. +if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || + (Map && getTag(new Map) != mapTag) || + (Promise && getTag(Promise.resolve()) != promiseTag) || + (Set && getTag(new Set) != setTag) || + (WeakMap && getTag(new WeakMap) != weakMapTag)) { + getTag = function(value) { + var result = objectToString.call(value), + Ctor = result == objectTag ? value.constructor : undefined, + ctorString = Ctor ? toSource(Ctor) : undefined; + + if (ctorString) { + switch (ctorString) { + case dataViewCtorString: return dataViewTag; + case mapCtorString: return mapTag; + case promiseCtorString: return promiseTag; + case setCtorString: return setTag; + case weakMapCtorString: return weakMapTag; + } + } + return result; + }; +} + +/** + * Checks if `path` exists on `object`. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @param {Function} hasFunc The function to check properties. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + */ +function hasPath(object, path, hasFunc) { + path = isKey(path, object) ? [path] : castPath(path); + + var result, + index = -1, + length = path.length; + + while (++index < length) { + var key = toKey(path[index]); + if (!(result = object != null && hasFunc(object, key))) { + break; + } + object = object[key]; + } + if (result) { + return result; + } + var length = object ? object.length : 0; + return !!length && isLength(length) && isIndex(key, length) && + (isArray(object) || isString(object) || isArguments(object)); +} + +/** + * Initializes an array clone. + * + * @private + * @param {Array} array The array to clone. + * @returns {Array} Returns the initialized clone. + */ +function initCloneArray(array) { + var length = array.length, + result = array.constructor(length); + + // Add properties assigned by `RegExp#exec`. + if (length && typeof array[0] == 'string' && hasOwnProperty.call(array, 'index')) { + result.index = array.index; + result.input = array.input; + } + return result; +} + +/** + * Initializes an object clone. + * + * @private + * @param {Object} object The object to clone. + * @returns {Object} Returns the initialized clone. + */ +function initCloneObject(object) { + return (typeof object.constructor == 'function' && !isPrototype(object)) + ? baseCreate(getPrototype(object)) + : {}; +} + +/** + * Initializes an object clone based on its `toStringTag`. + * + * **Note:** This function only supports cloning values with tags of + * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`. + * + * @private + * @param {Object} object The object to clone. + * @param {string} tag The `toStringTag` of the object to clone. + * @param {Function} cloneFunc The function to clone values. + * @param {boolean} [isDeep] Specify a deep clone. + * @returns {Object} Returns the initialized clone. + */ +function initCloneByTag(object, tag, cloneFunc, isDeep) { + var Ctor = object.constructor; + switch (tag) { + case arrayBufferTag: + return cloneArrayBuffer(object); + + case boolTag: + case dateTag: + return new Ctor(+object); + + case dataViewTag: + return cloneDataView(object, isDeep); + + case float32Tag: case float64Tag: + case int8Tag: case int16Tag: case int32Tag: + case uint8Tag: case uint8ClampedTag: case uint16Tag: case uint32Tag: + return cloneTypedArray(object, isDeep); + + case mapTag: + return cloneMap(object, isDeep, cloneFunc); + + case numberTag: + case stringTag: + return new Ctor(object); + + case regexpTag: + return cloneRegExp(object); + + case setTag: + return cloneSet(object, isDeep, cloneFunc); + + case symbolTag: + return cloneSymbol(object); + } +} + +/** + * Creates an array of index keys for `object` values of arrays, + * `arguments` objects, and strings, otherwise `null` is returned. + * + * @private + * @param {Object} object The object to query. + * @returns {Array|null} Returns index keys, else `null`. + */ +function indexKeys(object) { + var length = object ? object.length : undefined; + if (isLength(length) && + (isArray(object) || isString(object) || isArguments(object))) { + return baseTimes(length, String); + } + return null; +} + +/** + * Checks if `value` is a valid array-like index. + * + * @private + * @param {*} value The value to check. + * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index. + * @returns {boolean} Returns `true` if `value` is a valid index, else `false`. + */ +function isIndex(value, length) { + length = length == null ? MAX_SAFE_INTEGER : length; + return !!length && + (typeof value == 'number' || reIsUint.test(value)) && + (value > -1 && value % 1 == 0 && value < length); +} + +/** + * Checks if `value` is a property name and not a property path. + * + * @private + * @param {*} value The value to check. + * @param {Object} [object] The object to query keys on. + * @returns {boolean} Returns `true` if `value` is a property name, else `false`. + */ +function isKey(value, object) { + if (isArray(value)) { + return false; + } + var type = typeof value; + if (type == 'number' || type == 'symbol' || type == 'boolean' || + value == null || isSymbol(value)) { + return true; + } + return reIsPlainProp.test(value) || !reIsDeepProp.test(value) || + (object != null && value in Object(object)); +} + +/** + * Checks if `value` is suitable for use as unique object key. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is suitable, else `false`. + */ +function isKeyable(value) { + var type = typeof value; + return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean') + ? (value !== '__proto__') + : (value === null); +} + +/** + * Checks if `func` has its source masked. + * + * @private + * @param {Function} func The function to check. + * @returns {boolean} Returns `true` if `func` is masked, else `false`. + */ +function isMasked(func) { + return !!maskSrcKey && (maskSrcKey in func); +} + +/** + * Checks if `value` is likely a prototype object. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a prototype, else `false`. + */ +function isPrototype(value) { + var Ctor = value && value.constructor, + proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto; + + return value === proto; +} + +/** + * Checks if `value` is suitable for strict equality comparisons, i.e. `===`. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` if suitable for strict + * equality comparisons, else `false`. + */ +function isStrictComparable(value) { + return value === value && !isObject(value); +} + +/** + * A specialized version of `matchesProperty` for source values suitable + * for strict equality comparisons, i.e. `===`. + * + * @private + * @param {string} key The key of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function matchesStrictComparable(key, srcValue) { + return function(object) { + if (object == null) { + return false; + } + return object[key] === srcValue && + (srcValue !== undefined || (key in Object(object))); + }; +} + +/** + * Converts `string` to a property path array. + * + * @private + * @param {string} string The string to convert. + * @returns {Array} Returns the property path array. + */ +var stringToPath = memoize(function(string) { + var result = []; + toString(string).replace(rePropName, function(match, number, quote, string) { + result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match)); + }); + return result; +}); + +/** + * Converts `value` to a string key if it's not a string or symbol. + * + * @private + * @param {*} value The value to inspect. + * @returns {string|symbol} Returns the key. + */ +function toKey(value) { + if (typeof value == 'string' || isSymbol(value)) { + return value; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +/** + * Converts `func` to its source code. + * + * @private + * @param {Function} func The function to process. + * @returns {string} Returns the source code. + */ +function toSource(func) { + if (func != null) { + try { + return funcToString.call(func); + } catch (e) {} + try { + return (func + ''); + } catch (e) {} + } + return ''; +} + +/** + * Creates a function that memoizes the result of `func`. If `resolver` is + * provided, it determines the cache key for storing the result based on the + * arguments provided to the memoized function. By default, the first argument + * provided to the memoized function is used as the map cache key. The `func` + * is invoked with the `this` binding of the memoized function. + * + * **Note:** The cache is exposed as the `cache` property on the memoized + * function. Its creation may be customized by replacing the `_.memoize.Cache` + * constructor with one whose instances implement the + * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * method interface of `delete`, `get`, `has`, and `set`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Function + * @param {Function} func The function to have its output memoized. + * @param {Function} [resolver] The function to resolve the cache key. + * @returns {Function} Returns the new memoized function. + * @example + * + * var object = { 'a': 1, 'b': 2 }; + * var other = { 'c': 3, 'd': 4 }; + * + * var values = _.memoize(_.values); + * values(object); + * // => [1, 2] + * + * values(other); + * // => [3, 4] + * + * object.a = 2; + * values(object); + * // => [1, 2] + * + * // Modify the result cache. + * values.cache.set(object, ['a', 'b']); + * values(object); + * // => ['a', 'b'] + * + * // Replace `_.memoize.Cache`. + * _.memoize.Cache = WeakMap; + */ +function memoize(func, resolver) { + if (typeof func != 'function' || (resolver && typeof resolver != 'function')) { + throw new TypeError(FUNC_ERROR_TEXT); + } + var memoized = function() { + var args = arguments, + key = resolver ? resolver.apply(this, args) : args[0], + cache = memoized.cache; + + if (cache.has(key)) { + return cache.get(key); + } + var result = func.apply(this, args); + memoized.cache = cache.set(key, result); + return result; + }; + memoized.cache = new (memoize.Cache || MapCache); + return memoized; +} + +// Assign cache to `_.memoize`. +memoize.Cache = MapCache; + +/** + * Performs a + * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * comparison between two values to determine if they are equivalent. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + * @example + * + * var object = { 'a': 1 }; + * var other = { 'a': 1 }; + * + * _.eq(object, object); + * // => true + * + * _.eq(object, other); + * // => false + * + * _.eq('a', 'a'); + * // => true + * + * _.eq('a', Object('a')); + * // => false + * + * _.eq(NaN, NaN); + * // => true + */ +function eq(value, other) { + return value === other || (value !== value && other !== other); +} + +/** + * Checks if `value` is likely an `arguments` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an `arguments` object, + * else `false`. + * @example + * + * _.isArguments(function() { return arguments; }()); + * // => true + * + * _.isArguments([1, 2, 3]); + * // => false + */ +function isArguments(value) { + // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && + (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); +} + +/** + * Checks if `value` is classified as an `Array` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array, else `false`. + * @example + * + * _.isArray([1, 2, 3]); + * // => true + * + * _.isArray(document.body.children); + * // => false + * + * _.isArray('abc'); + * // => false + * + * _.isArray(_.noop); + * // => false + */ +var isArray = Array.isArray; + +/** + * Checks if `value` is array-like. A value is considered array-like if it's + * not a function and has a `value.length` that's an integer greater than or + * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is array-like, else `false`. + * @example + * + * _.isArrayLike([1, 2, 3]); + * // => true + * + * _.isArrayLike(document.body.children); + * // => true + * + * _.isArrayLike('abc'); + * // => true + * + * _.isArrayLike(_.noop); + * // => false + */ +function isArrayLike(value) { + return value != null && isLength(getLength(value)) && !isFunction(value); +} + +/** + * This method is like `_.isArrayLike` except that it also checks if `value` + * is an object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array-like object, + * else `false`. + * @example + * + * _.isArrayLikeObject([1, 2, 3]); + * // => true + * + * _.isArrayLikeObject(document.body.children); + * // => true + * + * _.isArrayLikeObject('abc'); + * // => false + * + * _.isArrayLikeObject(_.noop); + * // => false + */ +function isArrayLikeObject(value) { + return isObjectLike(value) && isArrayLike(value); +} + +/** + * Checks if `value` is a buffer. + * + * @static + * @memberOf _ + * @since 4.3.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a buffer, else `false`. + * @example + * + * _.isBuffer(new Buffer(2)); + * // => true + * + * _.isBuffer(new Uint8Array(2)); + * // => false + */ +var isBuffer = nativeIsBuffer || stubFalse; + +/** + * Checks if `value` is classified as a `Function` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a function, else `false`. + * @example + * + * _.isFunction(_); + * // => true + * + * _.isFunction(/abc/); + * // => false + */ +function isFunction(value) { + // The use of `Object#toString` avoids issues with the `typeof` operator + // in Safari 8 which returns 'object' for typed array and weak map constructors, + // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + var tag = isObject(value) ? objectToString.call(value) : ''; + return tag == funcTag || tag == genTag; +} + +/** + * Checks if `value` is a valid array-like length. + * + * **Note:** This function is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a valid length, + * else `false`. + * @example + * + * _.isLength(3); + * // => true + * + * _.isLength(Number.MIN_VALUE); + * // => false + * + * _.isLength(Infinity); + * // => false + * + * _.isLength('3'); + * // => false + */ +function isLength(value) { + return typeof value == 'number' && + value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER; +} + +/** + * Checks if `value` is the + * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an object, else `false`. + * @example + * + * _.isObject({}); + * // => true + * + * _.isObject([1, 2, 3]); + * // => true + * + * _.isObject(_.noop); + * // => true + * + * _.isObject(null); + * // => false + */ +function isObject(value) { + var type = typeof value; + return !!value && (type == 'object' || type == 'function'); +} + +/** + * Checks if `value` is object-like. A value is object-like if it's not `null` + * and has a `typeof` result of "object". + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is object-like, else `false`. + * @example + * + * _.isObjectLike({}); + * // => true + * + * _.isObjectLike([1, 2, 3]); + * // => true + * + * _.isObjectLike(_.noop); + * // => false + * + * _.isObjectLike(null); + * // => false + */ +function isObjectLike(value) { + return !!value && typeof value == 'object'; +} + +/** + * Checks if `value` is classified as a `String` primitive or object. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a string, else `false`. + * @example + * + * _.isString('abc'); + * // => true + * + * _.isString(1); + * // => false + */ +function isString(value) { + return typeof value == 'string' || + (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); +} + +/** + * Checks if `value` is classified as a `Symbol` primitive or object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a symbol, else `false`. + * @example + * + * _.isSymbol(Symbol.iterator); + * // => true + * + * _.isSymbol('abc'); + * // => false + */ +function isSymbol(value) { + return typeof value == 'symbol' || + (isObjectLike(value) && objectToString.call(value) == symbolTag); +} + +/** + * Checks if `value` is classified as a typed array. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + * @example + * + * _.isTypedArray(new Uint8Array); + * // => true + * + * _.isTypedArray([]); + * // => false + */ +var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray; + +/** + * Converts `value` to a string. An empty string is returned for `null` + * and `undefined` values. The sign of `-0` is preserved. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to process. + * @returns {string} Returns the string. + * @example + * + * _.toString(null); + * // => '' + * + * _.toString(-0); + * // => '-0' + * + * _.toString([1, 2, 3]); + * // => '1,2,3' + */ +function toString(value) { + return value == null ? '' : baseToString(value); +} + +/** + * Gets the value at `path` of `object`. If the resolved value is + * `undefined`, the `defaultValue` is returned in its place. + * + * @static + * @memberOf _ + * @since 3.7.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @param {*} [defaultValue] The value returned for `undefined` resolved values. + * @returns {*} Returns the resolved value. + * @example + * + * var object = { 'a': [{ 'b': { 'c': 3 } }] }; + * + * _.get(object, 'a[0].b.c'); + * // => 3 + * + * _.get(object, ['a', '0', 'b', 'c']); + * // => 3 + * + * _.get(object, 'a.b.c', 'default'); + * // => 'default' + */ +function get(object, path, defaultValue) { + var result = object == null ? undefined : baseGet(object, path); + return result === undefined ? defaultValue : result; +} + +/** + * Checks if `path` is a direct or inherited property of `object`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + * @example + * + * var object = _.create({ 'a': _.create({ 'b': 2 }) }); + * + * _.hasIn(object, 'a'); + * // => true + * + * _.hasIn(object, 'a.b'); + * // => true + * + * _.hasIn(object, ['a', 'b']); + * // => true + * + * _.hasIn(object, 'b'); + * // => false + */ +function hasIn(object, path) { + return object != null && hasPath(object, path, baseHasIn); +} + +/** + * Creates an array of the own enumerable property names of `object`. + * + * **Note:** Non-object values are coerced to objects. See the + * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * for more details. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.keys(new Foo); + * // => ['a', 'b'] (iteration order is not guaranteed) + * + * _.keys('hi'); + * // => ['0', '1'] + */ +function keys(object) { + var isProto = isPrototype(object); + if (!(isProto || isArrayLike(object))) { + return baseKeys(object); + } + var indexes = indexKeys(object), + skipIndexes = !!indexes, + result = indexes || [], + length = result.length; + + for (var key in object) { + if (baseHas(object, key) && + !(skipIndexes && (key == 'length' || isIndex(key, length))) && + !(isProto && key == 'constructor')) { + result.push(key); + } + } + return result; +} + +/** + * This method returns the first argument it receives. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Util + * @param {*} value Any value. + * @returns {*} Returns `value`. + * @example + * + * var object = { 'a': 1 }; + * + * console.log(_.identity(object) === object); + * // => true + */ +function identity(value) { + return value; +} /** * Creates a function that invokes `func` with the arguments of the created @@ -55,4 +2801,69 @@ function iteratee(func) { return baseIteratee(typeof func == 'function' ? func : baseClone(func, true)); } +/** + * Creates a function that returns the value at `path` of a given object. + * + * @static + * @memberOf _ + * @since 2.4.0 + * @category Util + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + * @example + * + * var objects = [ + * { 'a': { 'b': 2 } }, + * { 'a': { 'b': 1 } } + * ]; + * + * _.map(objects, _.property('a.b')); + * // => [2, 1] + * + * _.map(_.sortBy(objects, _.property(['a', 'b'])), 'a.b'); + * // => [1, 2] + */ +function property(path) { + return isKey(path) ? baseProperty(toKey(path)) : basePropertyDeep(path); +} + +/** + * This method returns a new empty array. + * + * @static + * @memberOf _ + * @since 4.13.0 + * @category Util + * @returns {Array} Returns the new empty array. + * @example + * + * var arrays = _.times(2, _.stubArray); + * + * console.log(arrays); + * // => [[], []] + * + * console.log(arrays[0] === arrays[1]); + * // => false + */ +function stubArray() { + return []; +} + +/** + * This method returns `false`. + * + * @static + * @memberOf _ + * @since 4.13.0 + * @category Util + * @returns {boolean} Returns `false`. + * @example + * + * _.times(2, _.stubFalse); + * // => [false, false] + */ +function stubFalse() { + return false; +} + module.exports = iteratee; diff --git a/lodash.iteratee/package.json b/lodash.iteratee/package.json index ccba6eba8..d48668780 100644 --- a/lodash.iteratee/package.json +++ b/lodash.iteratee/package.json @@ -1,6 +1,6 @@ { "name": "lodash.iteratee", - "version": "4.5.0", + "version": "4.6.0", "description": "The lodash method `_.iteratee` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", @@ -13,9 +13,5 @@ "Mathias Bynens (https://mathiasbynens.be/)" ], "repository": "lodash/lodash", - "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" }, - "dependencies": { - "lodash._baseclone": "~4.5.0", - "lodash._baseiteratee": "~4.7.0" - } + "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" } } diff --git a/lodash.keyby/README.md b/lodash.keyby/README.md index fe1ffc9d0..8010e107d 100644 --- a/lodash.keyby/README.md +++ b/lodash.keyby/README.md @@ -1,4 +1,4 @@ -# lodash.keyby v4.5.1 +# lodash.keyby v4.6.0 The [lodash](https://lodash.com/) method `_.keyBy` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var keyBy = require('lodash.keyby'); ``` -See the [documentation](https://lodash.com/docs#keyBy) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.keyby) for more details. +See the [documentation](https://lodash.com/docs#keyBy) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.keyby) for more details. diff --git a/lodash.keyby/index.js b/lodash.keyby/index.js index 7b6d81b6b..d0aea0514 100644 --- a/lodash.keyby/index.js +++ b/lodash.keyby/index.js @@ -62,7 +62,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -259,7 +259,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -291,6 +291,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -303,14 +304,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -328,8 +329,7 @@ var Symbol = root.Symbol, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys; +var nativeKeys = overArg(Object.keys, Object); /* Built-in method references that are verified to be native. */ var DataView = getNative(root, 'DataView'), @@ -797,11 +797,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -899,23 +926,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1118,14 +1128,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.matches` which doesn't clone `source`. @@ -1401,7 +1421,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1463,7 +1483,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1514,19 +1534,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1575,15 +1582,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1594,7 +1592,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1646,24 +1644,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1869,7 +1850,7 @@ var keyBy = createAggregator(function(result, value, key) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1928,7 +1909,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1981,7 +1962,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -2037,7 +2018,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -2088,8 +2069,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -2097,16 +2077,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2128,7 +2107,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2184,28 +2163,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2336,7 +2293,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2361,23 +2318,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.keyby/package.json b/lodash.keyby/package.json index 10a782b2f..5770c5a2d 100644 --- a/lodash.keyby/package.json +++ b/lodash.keyby/package.json @@ -1,6 +1,6 @@ { "name": "lodash.keyby", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.keyBy` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.map/README.md b/lodash.map/README.md index aeca28a7f..4bfe726a5 100644 --- a/lodash.map/README.md +++ b/lodash.map/README.md @@ -1,4 +1,4 @@ -# lodash.map v4.5.1 +# lodash.map v4.6.0 The [lodash](https://lodash.com/) method `_.map` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var map = require('lodash.map'); ``` -See the [documentation](https://lodash.com/docs#map) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.map) for more details. +See the [documentation](https://lodash.com/docs#map) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.map) for more details. diff --git a/lodash.map/index.js b/lodash.map/index.js index 5b5145c06..a59534350 100644 --- a/lodash.map/index.js +++ b/lodash.map/index.js @@ -62,7 +62,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -258,7 +258,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -290,6 +290,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -302,14 +303,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -327,8 +328,7 @@ var Symbol = root.Symbol, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys; +var nativeKeys = overArg(Object.keys, Object); /* Built-in method references that are verified to be native. */ var DataView = getNative(root, 'DataView'), @@ -796,11 +796,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -880,23 +907,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1099,14 +1109,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.map` without support for iteratee shorthands. @@ -1383,7 +1403,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1445,7 +1465,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1496,19 +1516,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1557,15 +1564,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1576,7 +1574,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1628,24 +1626,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1865,7 +1846,7 @@ function map(collection, iteratee) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1924,7 +1905,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1977,7 +1958,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -2033,7 +2014,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -2084,8 +2065,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -2093,16 +2073,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2124,7 +2103,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2180,28 +2159,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2332,7 +2289,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2357,23 +2314,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.map/package.json b/lodash.map/package.json index 4c6be1dae..1a790decb 100644 --- a/lodash.map/package.json +++ b/lodash.map/package.json @@ -1,6 +1,6 @@ { "name": "lodash.map", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.map` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.mapkeys/README.md b/lodash.mapkeys/README.md index 1e55f2a3d..d0ecdf99e 100644 --- a/lodash.mapkeys/README.md +++ b/lodash.mapkeys/README.md @@ -1,4 +1,4 @@ -# lodash.mapkeys v4.5.1 +# lodash.mapkeys v4.6.0 The [lodash](https://lodash.com/) method `_.mapKeys` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var mapKeys = require('lodash.mapkeys'); ``` -See the [documentation](https://lodash.com/docs#mapKeys) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.mapkeys) for more details. +See the [documentation](https://lodash.com/docs#mapKeys) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.mapkeys) for more details. diff --git a/lodash.mapkeys/index.js b/lodash.mapkeys/index.js index 2d7cc79da..38815cc41 100644 --- a/lodash.mapkeys/index.js +++ b/lodash.mapkeys/index.js @@ -62,7 +62,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -238,7 +238,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -270,6 +270,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -282,14 +283,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -307,8 +308,7 @@ var Symbol = root.Symbol, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys; +var nativeKeys = overArg(Object.keys, Object); /* Built-in method references that are verified to be native. */ var DataView = getNative(root, 'DataView'), @@ -776,11 +776,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -850,23 +877,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1069,14 +1079,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.matches` which doesn't clone `source`. @@ -1306,7 +1326,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1368,7 +1388,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1419,19 +1439,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1480,15 +1487,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1499,7 +1497,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1551,24 +1549,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1741,7 +1722,7 @@ function toSource(func) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1800,7 +1781,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1853,7 +1834,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -1909,7 +1890,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -1960,8 +1941,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -1969,16 +1949,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2000,7 +1979,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2056,28 +2035,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2208,7 +2165,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2233,23 +2190,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.mapkeys/package.json b/lodash.mapkeys/package.json index 91e6f0474..971cf4955 100644 --- a/lodash.mapkeys/package.json +++ b/lodash.mapkeys/package.json @@ -1,6 +1,6 @@ { "name": "lodash.mapkeys", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.mapKeys` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.mapvalues/README.md b/lodash.mapvalues/README.md index 6cad50dfb..32cb16349 100644 --- a/lodash.mapvalues/README.md +++ b/lodash.mapvalues/README.md @@ -1,4 +1,4 @@ -# lodash.mapvalues v4.5.1 +# lodash.mapvalues v4.6.0 The [lodash](https://lodash.com/) method `_.mapValues` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var mapValues = require('lodash.mapvalues'); ``` -See the [documentation](https://lodash.com/docs#mapValues) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.mapvalues) for more details. +See the [documentation](https://lodash.com/docs#mapValues) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.mapvalues) for more details. diff --git a/lodash.mapvalues/index.js b/lodash.mapvalues/index.js index fea3f454f..b04812cbe 100644 --- a/lodash.mapvalues/index.js +++ b/lodash.mapvalues/index.js @@ -62,7 +62,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -238,7 +238,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -270,6 +270,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -282,14 +283,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -307,8 +308,7 @@ var Symbol = root.Symbol, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys; +var nativeKeys = overArg(Object.keys, Object); /* Built-in method references that are verified to be native. */ var DataView = getNative(root, 'DataView'), @@ -776,11 +776,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -850,23 +877,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1069,14 +1079,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.matches` which doesn't clone `source`. @@ -1306,7 +1326,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1368,7 +1388,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1419,19 +1439,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1480,15 +1487,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1499,7 +1497,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1551,24 +1549,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1741,7 +1722,7 @@ function toSource(func) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1800,7 +1781,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1853,7 +1834,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -1909,7 +1890,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -1960,8 +1941,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -1969,16 +1949,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2000,7 +1979,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2056,28 +2035,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2208,7 +2165,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2233,23 +2190,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.mapvalues/package.json b/lodash.mapvalues/package.json index 2b5622ae5..99d9261ab 100644 --- a/lodash.mapvalues/package.json +++ b/lodash.mapvalues/package.json @@ -1,6 +1,6 @@ { "name": "lodash.mapvalues", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.mapValues` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.matches/README.md b/lodash.matches/README.md index fd202c878..603bd1ab5 100644 --- a/lodash.matches/README.md +++ b/lodash.matches/README.md @@ -1,4 +1,4 @@ -# lodash.matches v4.5.1 +# lodash.matches v4.6.0 The [lodash](https://lodash.com/) method `_.matches` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var matches = require('lodash.matches'); ``` -See the [documentation](https://lodash.com/docs#matches) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.matches) for more details. +See the [documentation](https://lodash.com/docs#matches) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.matches) for more details. diff --git a/lodash.matches/index.js b/lodash.matches/index.js index 413986f79..343206c7a 100644 --- a/lodash.matches/index.js +++ b/lodash.matches/index.js @@ -52,7 +52,7 @@ var arrayBufferTag = '[object ArrayBuffer]', /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -243,19 +243,6 @@ function arraySome(array, predicate) { return false; } -/** - * The base implementation of `_.property` without support for deep paths. - * - * @private - * @param {string} key The key of the property to get. - * @returns {Function} Returns the new accessor function. - */ -function baseProperty(key) { - return function(object) { - return object == null ? undefined : object[key]; - }; -} - /** * The base implementation of `_.times` without support for iteratee shorthands * or max array length checks. @@ -337,7 +324,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -369,6 +356,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -381,14 +369,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -403,15 +391,15 @@ var reIsNative = RegExp('^' + var Buffer = moduleExports ? root.Buffer : undefined, Symbol = root.Symbol, Uint8Array = root.Uint8Array, + getPrototype = overArg(Object.getPrototypeOf, Object), objectCreate = Object.create, propertyIsEnumerable = objectProto.propertyIsEnumerable, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeGetSymbols = Object.getOwnPropertySymbols, +var nativeGetSymbols = Object.getOwnPropertySymbols, nativeIsBuffer = Buffer ? Buffer.isBuffer : undefined, - nativeKeys = Object.keys; + nativeKeys = overArg(Object.keys, Object); /* Built-in method references that are verified to be native. */ var DataView = getNative(root, 'DataView'), @@ -878,9 +866,36 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Assigns `value` to `key` of `object` if the existing value is not equivalent - * using [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * for equality comparisons. * * @private @@ -900,7 +915,7 @@ function assignValue(object, key, value) { * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -1041,23 +1056,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.isEqual` which supports partial comparisons * and tracks traversed objects. @@ -1224,14 +1222,24 @@ function baseIsTypedArray(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.matches` which doesn't clone `source`. @@ -1540,7 +1548,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1602,7 +1610,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1664,19 +1672,6 @@ function getAllKeys(object) { return baseGetAllKeys(object, keys, getSymbols); } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1725,15 +1720,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Creates an array of the own enumerable symbol properties of `object`. * @@ -1753,7 +1739,7 @@ var getSymbols = nativeGetSymbols ? overArg(nativeGetSymbols, Object) : stubArra var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1858,23 +1844,6 @@ function initCloneByTag(object, tag, cloneFunc, isDeep) { } } -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; -} - /** * Checks if `value` is a valid array-like index. * @@ -1981,7 +1950,7 @@ function toSource(func) { /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -2034,7 +2003,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -2090,7 +2059,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -2160,8 +2129,7 @@ var isBuffer = nativeIsBuffer || stubFalse; */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -2169,16 +2137,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2200,7 +2167,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2256,28 +2223,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a typed array. * @@ -2301,7 +2246,7 @@ var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedA * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2326,23 +2271,7 @@ var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedA * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** @@ -2350,8 +2279,12 @@ function keys(object) { * object and `source`, returning `true` if the given object has equivalent * property values, else `false`. * - * **Note:** The created function supports comparing the same values as - * `_.isEqual` is equivalent to `_.isMatch` with `source` partially applied. + * **Note:** The created function is equivalent to `_.isMatch` with `source` + * partially applied. + * + * Partial comparisons will match empty array and empty object `source` + * values against any array or object value, respectively. See `_.isEqual` + * for a list of supported value comparisons. * * @static * @memberOf _ diff --git a/lodash.matches/package.json b/lodash.matches/package.json index a745fe761..c4bf67647 100644 --- a/lodash.matches/package.json +++ b/lodash.matches/package.json @@ -1,6 +1,6 @@ { "name": "lodash.matches", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.matches` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.matchesproperty/README.md b/lodash.matchesproperty/README.md index 4e401e6b8..d1d86a256 100644 --- a/lodash.matchesproperty/README.md +++ b/lodash.matchesproperty/README.md @@ -1,4 +1,4 @@ -# lodash.matchesproperty v4.5.0 +# lodash.matchesproperty v4.6.0 The [lodash](https://lodash.com/) method `_.matchesProperty` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var matchesProperty = require('lodash.matchesproperty'); ``` -See the [documentation](https://lodash.com/docs#matchesProperty) or [package source](https://github.com/lodash/lodash/blob/4.5.0-npm-packages/lodash.matchesproperty) for more details. +See the [documentation](https://lodash.com/docs#matchesProperty) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.matchesproperty) for more details. diff --git a/lodash.matchesproperty/index.js b/lodash.matchesproperty/index.js index c1ed2ed6f..0833a72b1 100644 --- a/lodash.matchesproperty/index.js +++ b/lodash.matchesproperty/index.js @@ -6,14 +6,13 @@ * Based on Underscore.js 1.8.3 * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors */ -var baseClone = require('lodash._baseclone'), - keys = require('lodash.keys'), - root = require('lodash._root'), - stringToPath = require('lodash._stringtopath'); /** Used as the size to enable large array optimizations. */ var LARGE_ARRAY_SIZE = 200; +/** Used as the `TypeError` message for "Functions" methods. */ +var FUNC_ERROR_TEXT = 'Expected a function'; + /** Used to stand-in for `undefined` hash values. */ var HASH_UNDEFINED = '__lodash_hash_undefined__'; @@ -57,7 +56,8 @@ var arrayBufferTag = '[object ArrayBuffer]', /** Used to match property names within property paths. */ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, - reIsPlainProp = /^\w*$/; + reIsPlainProp = /^\w*$/, + rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(\.|\[\])(?:\4|$))/g; /** * Used to match `RegExp` @@ -65,6 +65,12 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; +/** Used to match backslashes in property paths. */ +var reEscapeChar = /\\(\\)?/g; + +/** Used to match `RegExp` flags from their coerced string values. */ +var reFlags = /\w*$/; + /** Used to detect host constructors (Safari). */ var reIsHostCtor = /^\[object .+?Constructor\]$/; @@ -87,19 +93,159 @@ typedArrayTags[objectTag] = typedArrayTags[regexpTag] = typedArrayTags[setTag] = typedArrayTags[stringTag] = typedArrayTags[weakMapTag] = false; +/** Used to identify `toStringTag` values supported by `_.clone`. */ +var cloneableTags = {}; +cloneableTags[argsTag] = cloneableTags[arrayTag] = +cloneableTags[arrayBufferTag] = cloneableTags[dataViewTag] = +cloneableTags[boolTag] = cloneableTags[dateTag] = +cloneableTags[float32Tag] = cloneableTags[float64Tag] = +cloneableTags[int8Tag] = cloneableTags[int16Tag] = +cloneableTags[int32Tag] = cloneableTags[mapTag] = +cloneableTags[numberTag] = cloneableTags[objectTag] = +cloneableTags[regexpTag] = cloneableTags[setTag] = +cloneableTags[stringTag] = cloneableTags[symbolTag] = +cloneableTags[uint8Tag] = cloneableTags[uint8ClampedTag] = +cloneableTags[uint16Tag] = cloneableTags[uint32Tag] = true; +cloneableTags[errorTag] = cloneableTags[funcTag] = +cloneableTags[weakMapTag] = false; + +/** Detect free variable `global` from Node.js. */ +var freeGlobal = typeof global == 'object' && global && global.Object === Object && global; + +/** Detect free variable `self`. */ +var freeSelf = typeof self == 'object' && self && self.Object === Object && self; + +/** Used as a reference to the global object. */ +var root = freeGlobal || freeSelf || Function('return this')(); + +/** Detect free variable `exports`. */ +var freeExports = freeGlobal && typeof exports == 'object' && exports; + +/** Detect free variable `module`. */ +var freeModule = freeExports && typeof module == 'object' && module; + +/** Detect the popular CommonJS extension `module.exports`. */ +var moduleExports = freeModule && freeModule.exports === freeExports; + +/** Detect free variable `process` from Node.js. */ +var freeProcess = moduleExports && freeGlobal.process; + +/** Used to access faster Node.js helpers. */ +var nodeUtil = (function() { + try { + return freeProcess && freeProcess.binding('util'); + } catch (e) {} +}()); + +/* Node.js helper references. */ +var nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray; + +/** + * Adds the key-value `pair` to `map`. + * + * @private + * @param {Object} map The map to modify. + * @param {Array} pair The key-value pair to add. + * @returns {Object} Returns `map`. + */ +function addMapEntry(map, pair) { + // Don't return `map.set` because it's not chainable in IE 11. + map.set(pair[0], pair[1]); + return map; +} + +/** + * Adds `value` to `set`. + * + * @private + * @param {Object} set The set to modify. + * @param {*} value The value to add. + * @returns {Object} Returns `set`. + */ +function addSetEntry(set, value) { + // Don't return `set.add` because it's not chainable in IE 11. + set.add(value); + return set; +} + +/** + * A specialized version of `_.forEach` for arrays without support for + * iteratee shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns `array`. + */ +function arrayEach(array, iteratee) { + var index = -1, + length = array ? array.length : 0; + + while (++index < length) { + if (iteratee(array[index], index, array) === false) { + break; + } + } + return array; +} + +/** + * Appends the elements of `values` to `array`. + * + * @private + * @param {Array} array The array to modify. + * @param {Array} values The values to append. + * @returns {Array} Returns `array`. + */ +function arrayPush(array, values) { + var index = -1, + length = values.length, + offset = array.length; + + while (++index < length) { + array[offset + index] = values[index]; + } + return array; +} + +/** + * A specialized version of `_.reduce` for arrays without support for + * iteratee shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @param {*} [accumulator] The initial value. + * @param {boolean} [initAccum] Specify using the first element of `array` as + * the initial value. + * @returns {*} Returns the accumulated value. + */ +function arrayReduce(array, iteratee, accumulator, initAccum) { + var index = -1, + length = array ? array.length : 0; + + if (initAccum && length) { + accumulator = array[++index]; + } + while (++index < length) { + accumulator = iteratee(accumulator, array[index], index, array); + } + return accumulator; +} + /** * A specialized version of `_.some` for arrays without support for iteratee * shorthands. * * @private - * @param {Array} array The array to iterate over. + * @param {Array} [array] The array to iterate over. * @param {Function} predicate The function invoked per iteration. * @returns {boolean} Returns `true` if any element passes the predicate check, * else `false`. */ function arraySome(array, predicate) { var index = -1, - length = array.length; + length = array ? array.length : 0; while (++index < length) { if (predicate(array[index], index, array)) { @@ -109,6 +255,63 @@ function arraySome(array, predicate) { return false; } +/** + * The base implementation of `_.property` without support for deep paths. + * + * @private + * @param {string} key The key of the property to get. + * @returns {Function} Returns the new accessor function. + */ +function baseProperty(key) { + return function(object) { + return object == null ? undefined : object[key]; + }; +} + +/** + * The base implementation of `_.times` without support for iteratee shorthands + * or max array length checks. + * + * @private + * @param {number} n The number of times to invoke `iteratee`. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns the array of results. + */ +function baseTimes(n, iteratee) { + var index = -1, + result = Array(n); + + while (++index < n) { + result[index] = iteratee(index); + } + return result; +} + +/** + * The base implementation of `_.unary` without support for storing metadata. + * + * @private + * @param {Function} func The function to cap arguments for. + * @returns {Function} Returns the new capped function. + */ +function baseUnary(func) { + return function(value) { + return func(value); + }; +} + +/** + * Gets the value at `key` of `object`. + * + * @private + * @param {Object} [object] The object to query. + * @param {string} key The key of the property to get. + * @returns {*} Returns the property value. + */ +function getValue(object, key) { + return object == null ? undefined : object[key]; +} + /** * Checks if `value` is a host object in IE < 9. * @@ -145,6 +348,20 @@ function mapToArray(map) { return result; } +/** + * Creates a function that invokes `func` with its first argument transformed. + * + * @private + * @param {Function} func The function to wrap. + * @param {Function} transform The argument transform. + * @returns {Function} Returns the new function. + */ +function overArg(func, transform) { + return function(arg) { + return func(transform(arg)); + }; +} + /** * Converts `set` to an array of its values. * @@ -166,6 +383,15 @@ function setToArray(set) { var arrayProto = Array.prototype, objectProto = Object.prototype; +/** Used to detect overreaching core-js shims. */ +var coreJsData = root['__core-js_shared__']; + +/** Used to detect methods masquerading as native. */ +var maskSrcKey = (function() { + var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || ''); + return uid ? ('Symbol(src)_1.' + uid) : ''; +}()); + /** Used to resolve the decompiled source of functions. */ var funcToString = Function.prototype.toString; @@ -186,13 +412,18 @@ var reIsNative = RegExp('^' + ); /** Built-in value references. */ -var Symbol = root.Symbol, +var Buffer = moduleExports ? root.Buffer : undefined, + Symbol = root.Symbol, Uint8Array = root.Uint8Array, + objectCreate = Object.create, propertyIsEnumerable = objectProto.propertyIsEnumerable, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf; +var nativeGetPrototype = Object.getPrototypeOf, + nativeGetSymbols = Object.getOwnPropertySymbols, + nativeIsBuffer = Buffer ? Buffer.isBuffer : undefined, + nativeKeys = Object.keys; /* Built-in method references that are verified to be native. */ var DataView = getNative(root, 'DataView'), @@ -211,7 +442,8 @@ var dataViewCtorString = toSource(DataView), /** Used to convert symbols to primitives and strings. */ var symbolProto = Symbol ? Symbol.prototype : undefined, - symbolValueOf = symbolProto ? symbolProto.valueOf : undefined; + symbolValueOf = symbolProto ? symbolProto.valueOf : undefined, + symbolToString = symbolProto ? symbolProto.toString : undefined; /** * Creates a hash object. @@ -640,8 +872,13 @@ function stackHas(key) { */ function stackSet(key, value) { var cache = this.__data__; - if (cache instanceof ListCache && cache.__data__.length == LARGE_ARRAY_SIZE) { - cache = this.__data__ = new MapCache(cache.__data__); + if (cache instanceof ListCache) { + var pairs = cache.__data__; + if (!Map || (pairs.length < LARGE_ARRAY_SIZE - 1)) { + pairs.push([key, value]); + return this; + } + cache = this.__data__ = new MapCache(pairs); } cache.set(key, value); return this; @@ -654,6 +891,24 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Assigns `value` to `key` of `object` if the existing value is not equivalent + * using [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * for equality comparisons. + * + * @private + * @param {Object} object The object to modify. + * @param {string} key The key of the property to assign. + * @param {*} value The value to assign. + */ +function assignValue(object, key, value) { + var objValue = object[key]; + if (!(hasOwnProperty.call(object, key) && eq(objValue, value)) || + (value === undefined && !(key in object))) { + object[key] = value; + } +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * @@ -672,6 +927,109 @@ function assocIndexOf(array, key) { return -1; } +/** + * The base implementation of `_.assign` without support for multiple sources + * or `customizer` functions. + * + * @private + * @param {Object} object The destination object. + * @param {Object} source The source object. + * @returns {Object} Returns `object`. + */ +function baseAssign(object, source) { + return object && copyObject(source, keys(source), object); +} + +/** + * The base implementation of `_.clone` and `_.cloneDeep` which tracks + * traversed objects. + * + * @private + * @param {*} value The value to clone. + * @param {boolean} [isDeep] Specify a deep clone. + * @param {boolean} [isFull] Specify a clone including symbols. + * @param {Function} [customizer] The function to customize cloning. + * @param {string} [key] The key of `value`. + * @param {Object} [object] The parent object of `value`. + * @param {Object} [stack] Tracks traversed objects and their clone counterparts. + * @returns {*} Returns the cloned value. + */ +function baseClone(value, isDeep, isFull, customizer, key, object, stack) { + var result; + if (customizer) { + result = object ? customizer(value, key, object, stack) : customizer(value); + } + if (result !== undefined) { + return result; + } + if (!isObject(value)) { + return value; + } + var isArr = isArray(value); + if (isArr) { + result = initCloneArray(value); + if (!isDeep) { + return copyArray(value, result); + } + } else { + var tag = getTag(value), + isFunc = tag == funcTag || tag == genTag; + + if (isBuffer(value)) { + return cloneBuffer(value, isDeep); + } + if (tag == objectTag || tag == argsTag || (isFunc && !object)) { + if (isHostObject(value)) { + return object ? value : {}; + } + result = initCloneObject(isFunc ? {} : value); + if (!isDeep) { + return copySymbols(value, baseAssign(result, value)); + } + } else { + if (!cloneableTags[tag]) { + return object ? value : {}; + } + result = initCloneByTag(value, tag, baseClone, isDeep); + } + } + // Check for circular references and return its corresponding clone. + stack || (stack = new Stack); + var stacked = stack.get(value); + if (stacked) { + return stacked; + } + stack.set(value, result); + + if (!isArr) { + var props = isFull ? getAllKeys(value) : keys(value); + } + arrayEach(props || value, function(subValue, key) { + if (props) { + key = subValue; + subValue = value[key]; + } + // Recursively populate clone (susceptible to call stack limits). + assignValue(result, key, baseClone(subValue, isDeep, isFull, customizer, key, value, stack)); + }); + if (!isFull) { + stack['delete'](value); + } + return result; +} + +/** + * The base implementation of `_.create` without support for assigning + * properties to the created object. + * + * @private + * @param {Object} prototype The object to inherit from. + * @returns {Object} Returns the new object. + */ +function baseCreate(proto) { + return isObject(proto) ? objectCreate(proto) : {}; +} + /** * The base implementation of `_.get` without support for default values. * @@ -693,10 +1051,37 @@ function baseGet(object, path) { } /** - * The base implementation of `_.has` without support for deep paths. + * The base implementation of `getAllKeys` and `getAllKeysIn` which uses + * `keysFunc` and `symbolsFunc` to get the enumerable property names and + * symbols of `object`. * * @private * @param {Object} object The object to query. + * @param {Function} keysFunc The function to get the keys of `object`. + * @param {Function} symbolsFunc The function to get the symbols of `object`. + * @returns {Array} Returns the array of property names and symbols. + */ +function baseGetAllKeys(object, keysFunc, symbolsFunc) { + var result = keysFunc(object); + return isArray(object) ? result : arrayPush(result, symbolsFunc(object)); +} + +/** + * The base implementation of `getTag`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +function baseGetTag(value) { + return objectToString.call(value); +} + +/** + * The base implementation of `_.has` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. * @param {Array|string} key The key to check. * @returns {boolean} Returns `true` if `key` exists, else `false`. */ @@ -704,20 +1089,21 @@ function baseHas(object, key) { // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, // that are composed entirely of index properties, return `false` for // `hasOwnProperty` checks of them. - return hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null); + return object != null && + (hasOwnProperty.call(object, key) || + (typeof object == 'object' && key in object && getPrototype(object) === null)); } /** * The base implementation of `_.hasIn` without support for deep paths. * * @private - * @param {Object} object The object to query. + * @param {Object} [object] The object to query. * @param {Array|string} key The key to check. * @returns {boolean} Returns `true` if `key` exists, else `false`. */ function baseHasIn(object, key) { - return key in Object(object); + return object != null && key in Object(object); } /** @@ -803,6 +1189,44 @@ function baseIsEqualDeep(object, other, equalFunc, customizer, bitmask, stack) { return equalObjects(object, other, equalFunc, customizer, bitmask, stack); } +/** + * The base implementation of `_.isNative` without bad shim checks. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a native function, + * else `false`. + */ +function baseIsNative(value) { + if (!isObject(value) || isMasked(value)) { + return false; + } + var pattern = (isFunction(value) || isHostObject(value)) ? reIsNative : reIsHostCtor; + return pattern.test(toSource(value)); +} + +/** + * The base implementation of `_.isTypedArray` without Node.js optimizations. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + */ +function baseIsTypedArray(value) { + return isObjectLike(value) && + isLength(value.length) && !!typedArrayTags[objectToString.call(value)]; +} + +/** + * The base implementation of `_.keys` which doesn't skip the constructor + * property of prototypes or treat sparse arrays as dense. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + */ +var baseKeys = overArg(nativeKeys, Object); + /** * The base implementation of `_.matchesProperty` which doesn't clone `srcValue`. * @@ -824,16 +1248,23 @@ function baseMatchesProperty(path, srcValue) { } /** - * The base implementation of `_.property` without support for deep paths. + * The base implementation of `_.toString` which doesn't convert nullish + * values to empty strings. * * @private - * @param {string} key The key of the property to get. - * @returns {Function} Returns the new accessor function. + * @param {*} value The value to process. + * @returns {string} Returns the string. */ -function baseProperty(key) { - return function(object) { - return object == null ? undefined : object[key]; - }; +function baseToString(value) { + // Exit early for strings to avoid a performance hit in some environments. + if (typeof value == 'string') { + return value; + } + if (isSymbol(value)) { + return symbolToString ? symbolToString.call(value) : ''; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; } /** @@ -847,6 +1278,173 @@ function castPath(value) { return isArray(value) ? value : stringToPath(value); } +/** + * Creates a clone of `buffer`. + * + * @private + * @param {Buffer} buffer The buffer to clone. + * @param {boolean} [isDeep] Specify a deep clone. + * @returns {Buffer} Returns the cloned buffer. + */ +function cloneBuffer(buffer, isDeep) { + if (isDeep) { + return buffer.slice(); + } + var result = new buffer.constructor(buffer.length); + buffer.copy(result); + return result; +} + +/** + * Creates a clone of `arrayBuffer`. + * + * @private + * @param {ArrayBuffer} arrayBuffer The array buffer to clone. + * @returns {ArrayBuffer} Returns the cloned array buffer. + */ +function cloneArrayBuffer(arrayBuffer) { + var result = new arrayBuffer.constructor(arrayBuffer.byteLength); + new Uint8Array(result).set(new Uint8Array(arrayBuffer)); + return result; +} + +/** + * Creates a clone of `dataView`. + * + * @private + * @param {Object} dataView The data view to clone. + * @param {boolean} [isDeep] Specify a deep clone. + * @returns {Object} Returns the cloned data view. + */ +function cloneDataView(dataView, isDeep) { + var buffer = isDeep ? cloneArrayBuffer(dataView.buffer) : dataView.buffer; + return new dataView.constructor(buffer, dataView.byteOffset, dataView.byteLength); +} + +/** + * Creates a clone of `map`. + * + * @private + * @param {Object} map The map to clone. + * @param {Function} cloneFunc The function to clone values. + * @param {boolean} [isDeep] Specify a deep clone. + * @returns {Object} Returns the cloned map. + */ +function cloneMap(map, isDeep, cloneFunc) { + var array = isDeep ? cloneFunc(mapToArray(map), true) : mapToArray(map); + return arrayReduce(array, addMapEntry, new map.constructor); +} + +/** + * Creates a clone of `regexp`. + * + * @private + * @param {Object} regexp The regexp to clone. + * @returns {Object} Returns the cloned regexp. + */ +function cloneRegExp(regexp) { + var result = new regexp.constructor(regexp.source, reFlags.exec(regexp)); + result.lastIndex = regexp.lastIndex; + return result; +} + +/** + * Creates a clone of `set`. + * + * @private + * @param {Object} set The set to clone. + * @param {Function} cloneFunc The function to clone values. + * @param {boolean} [isDeep] Specify a deep clone. + * @returns {Object} Returns the cloned set. + */ +function cloneSet(set, isDeep, cloneFunc) { + var array = isDeep ? cloneFunc(setToArray(set), true) : setToArray(set); + return arrayReduce(array, addSetEntry, new set.constructor); +} + +/** + * Creates a clone of the `symbol` object. + * + * @private + * @param {Object} symbol The symbol object to clone. + * @returns {Object} Returns the cloned symbol object. + */ +function cloneSymbol(symbol) { + return symbolValueOf ? Object(symbolValueOf.call(symbol)) : {}; +} + +/** + * Creates a clone of `typedArray`. + * + * @private + * @param {Object} typedArray The typed array to clone. + * @param {boolean} [isDeep] Specify a deep clone. + * @returns {Object} Returns the cloned typed array. + */ +function cloneTypedArray(typedArray, isDeep) { + var buffer = isDeep ? cloneArrayBuffer(typedArray.buffer) : typedArray.buffer; + return new typedArray.constructor(buffer, typedArray.byteOffset, typedArray.length); +} + +/** + * Copies the values of `source` to `array`. + * + * @private + * @param {Array} source The array to copy values from. + * @param {Array} [array=[]] The array to copy values to. + * @returns {Array} Returns `array`. + */ +function copyArray(source, array) { + var index = -1, + length = source.length; + + array || (array = Array(length)); + while (++index < length) { + array[index] = source[index]; + } + return array; +} + +/** + * Copies properties of `source` to `object`. + * + * @private + * @param {Object} source The object to copy properties from. + * @param {Array} props The property identifiers to copy. + * @param {Object} [object={}] The object to copy properties to. + * @param {Function} [customizer] The function to customize copied values. + * @returns {Object} Returns `object`. + */ +function copyObject(source, props, object, customizer) { + object || (object = {}); + + var index = -1, + length = props.length; + + while (++index < length) { + var key = props[index]; + + var newValue = customizer + ? customizer(object[key], source[key], key, object, source) + : undefined; + + assignValue(object, key, newValue === undefined ? source[key] : newValue); + } + return object; +} + +/** + * Copies own symbol properties of `source` to `object`. + * + * @private + * @param {Object} source The object to copy symbols from. + * @param {Object} [object={}] The object to copy symbols to. + * @returns {Object} Returns `object`. + */ +function copySymbols(source, object) { + return copyObject(source, getSymbols(source), object); +} + /** * A specialized version of `baseIsEqualDeep` for arrays with support for * partial deep comparisons. @@ -871,7 +1469,7 @@ function equalArrays(array, other, equalFunc, customizer, bitmask, stack) { } // Assume cyclic values are equal. var stacked = stack.get(array); - if (stacked) { + if (stacked && stack.get(other)) { return stacked == other; } var index = -1, @@ -879,6 +1477,7 @@ function equalArrays(array, other, equalFunc, customizer, bitmask, stack) { seen = (bitmask & UNORDERED_COMPARE_FLAG) ? new SetCache : undefined; stack.set(array, other); + stack.set(other, array); // Ignore non-index properties. while (++index < arrLength) { @@ -957,18 +1556,14 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case boolTag: case dateTag: - // Coerce dates and booleans to numbers, dates to milliseconds and - // booleans to `1` or `0` treating invalid dates coerced to `NaN` as - // not equal. - return +object == +other; + case numberTag: + // Coerce booleans to `1` or `0` and dates to milliseconds. + // Invalid dates are coerced to `NaN`. + return eq(+object, +other); case errorTag: return object.name == other.name && object.message == other.message; - case numberTag: - // Treat `NaN` vs. `NaN` as equal. - return (object != +object) ? other != +other : object == +other; - case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, @@ -992,10 +1587,12 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { return stacked == other; } bitmask |= UNORDERED_COMPARE_FLAG; - stack.set(object, other); // Recursively compare objects (susceptible to call stack limits). - return equalArrays(convert(object), convert(other), equalFunc, customizer, bitmask, stack); + stack.set(object, other); + var result = equalArrays(convert(object), convert(other), equalFunc, customizer, bitmask, stack); + stack['delete'](object); + return result; case symbolTag: if (symbolValueOf) { @@ -1038,11 +1635,12 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { } // Assume cyclic values are equal. var stacked = stack.get(object); - if (stacked) { + if (stacked && stack.get(other)) { return stacked == other; } var result = true; stack.set(object, other); + stack.set(other, object); var skipCtor = isPartial; while (++index < objLength) { @@ -1081,6 +1679,17 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } +/** + * Creates an array of own enumerable property names and symbols of `object`. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names and symbols. + */ +function getAllKeys(object) { + return baseGetAllKeys(object, keys, getSymbols); +} + /** * Gets the "length" property value of `object`. * @@ -1118,8 +1727,8 @@ function getMapData(map, key) { * @returns {*} Returns the function if it's native, else `undefined`. */ function getNative(object, key) { - var value = object[key]; - return isNative(value) ? value : undefined; + var value = getValue(object, key); + return baseIsNative(value) ? value : undefined; } /** @@ -1129,9 +1738,16 @@ function getNative(object, key) { * @param {*} value The value to query. * @returns {null|Object} Returns the `[[Prototype]]`. */ -function getPrototype(value) { - return nativeGetPrototype(Object(value)); -} +var getPrototype = overArg(nativeGetPrototype, Object); + +/** + * Creates an array of the own enumerable symbol properties of `object`. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of symbols. + */ +var getSymbols = nativeGetSymbols ? overArg(nativeGetSymbols, Object) : stubArray; /** * Gets the `toStringTag` of `value`. @@ -1140,9 +1756,7 @@ function getPrototype(value) { * @param {*} value The value to query. * @returns {string} Returns the `toStringTag`. */ -function getTag(value) { - return objectToString.call(value); -} +var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, // for data views in Edge, and promises in Node.js. @@ -1200,6 +1814,104 @@ function hasPath(object, path, hasFunc) { (isArray(object) || isString(object) || isArguments(object)); } +/** + * Initializes an array clone. + * + * @private + * @param {Array} array The array to clone. + * @returns {Array} Returns the initialized clone. + */ +function initCloneArray(array) { + var length = array.length, + result = array.constructor(length); + + // Add properties assigned by `RegExp#exec`. + if (length && typeof array[0] == 'string' && hasOwnProperty.call(array, 'index')) { + result.index = array.index; + result.input = array.input; + } + return result; +} + +/** + * Initializes an object clone. + * + * @private + * @param {Object} object The object to clone. + * @returns {Object} Returns the initialized clone. + */ +function initCloneObject(object) { + return (typeof object.constructor == 'function' && !isPrototype(object)) + ? baseCreate(getPrototype(object)) + : {}; +} + +/** + * Initializes an object clone based on its `toStringTag`. + * + * **Note:** This function only supports cloning values with tags of + * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`. + * + * @private + * @param {Object} object The object to clone. + * @param {string} tag The `toStringTag` of the object to clone. + * @param {Function} cloneFunc The function to clone values. + * @param {boolean} [isDeep] Specify a deep clone. + * @returns {Object} Returns the initialized clone. + */ +function initCloneByTag(object, tag, cloneFunc, isDeep) { + var Ctor = object.constructor; + switch (tag) { + case arrayBufferTag: + return cloneArrayBuffer(object); + + case boolTag: + case dateTag: + return new Ctor(+object); + + case dataViewTag: + return cloneDataView(object, isDeep); + + case float32Tag: case float64Tag: + case int8Tag: case int16Tag: case int32Tag: + case uint8Tag: case uint8ClampedTag: case uint16Tag: case uint32Tag: + return cloneTypedArray(object, isDeep); + + case mapTag: + return cloneMap(object, isDeep, cloneFunc); + + case numberTag: + case stringTag: + return new Ctor(object); + + case regexpTag: + return cloneRegExp(object); + + case setTag: + return cloneSet(object, isDeep, cloneFunc); + + case symbolTag: + return cloneSymbol(object); + } +} + +/** + * Creates an array of index keys for `object` values of arrays, + * `arguments` objects, and strings, otherwise `null` is returned. + * + * @private + * @param {Object} object The object to query. + * @returns {Array|null} Returns index keys, else `null`. + */ +function indexKeys(object) { + var length = object ? object.length : undefined; + if (isLength(length) && + (isArray(object) || isString(object) || isArguments(object))) { + return baseTimes(length, String); + } + return null; +} + /** * Checks if `value` is a valid array-like index. * @@ -1250,6 +1962,31 @@ function isKeyable(value) { : (value === null); } +/** + * Checks if `func` has its source masked. + * + * @private + * @param {Function} func The function to check. + * @returns {boolean} Returns `true` if `func` is masked, else `false`. + */ +function isMasked(func) { + return !!maskSrcKey && (maskSrcKey in func); +} + +/** + * Checks if `value` is likely a prototype object. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a prototype, else `false`. + */ +function isPrototype(value) { + var Ctor = value && value.constructor, + proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto; + + return value === proto; +} + /** * Checks if `value` is suitable for strict equality comparisons, i.e. `===`. * @@ -1281,6 +2018,21 @@ function matchesStrictComparable(key, srcValue) { }; } +/** + * Converts `string` to a property path array. + * + * @private + * @param {string} string The string to convert. + * @returns {Array} Returns the property path array. + */ +var stringToPath = memoize(function(string) { + var result = []; + toString(string).replace(rePropName, function(match, number, quote, string) { + result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match)); + }); + return result; +}); + /** * Converts `value` to a string key if it's not a string or symbol. * @@ -1315,6 +2067,73 @@ function toSource(func) { return ''; } +/** + * Creates a function that memoizes the result of `func`. If `resolver` is + * provided, it determines the cache key for storing the result based on the + * arguments provided to the memoized function. By default, the first argument + * provided to the memoized function is used as the map cache key. The `func` + * is invoked with the `this` binding of the memoized function. + * + * **Note:** The cache is exposed as the `cache` property on the memoized + * function. Its creation may be customized by replacing the `_.memoize.Cache` + * constructor with one whose instances implement the + * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * method interface of `delete`, `get`, `has`, and `set`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Function + * @param {Function} func The function to have its output memoized. + * @param {Function} [resolver] The function to resolve the cache key. + * @returns {Function} Returns the new memoized function. + * @example + * + * var object = { 'a': 1, 'b': 2 }; + * var other = { 'c': 3, 'd': 4 }; + * + * var values = _.memoize(_.values); + * values(object); + * // => [1, 2] + * + * values(other); + * // => [3, 4] + * + * object.a = 2; + * values(object); + * // => [1, 2] + * + * // Modify the result cache. + * values.cache.set(object, ['a', 'b']); + * values(object); + * // => ['a', 'b'] + * + * // Replace `_.memoize.Cache`. + * _.memoize.Cache = WeakMap; + */ +function memoize(func, resolver) { + if (typeof func != 'function' || (resolver && typeof resolver != 'function')) { + throw new TypeError(FUNC_ERROR_TEXT); + } + var memoized = function() { + var args = arguments, + key = resolver ? resolver.apply(this, args) : args[0], + cache = memoized.cache; + + if (cache.has(key)) { + return cache.get(key); + } + var result = func.apply(this, args); + memoized.cache = cache.set(key, result); + return result; + }; + memoized.cache = new (memoize.Cache || MapCache); + return memoized; +} + +// Assign cache to `_.memoize`. +memoize.Cache = MapCache; + /** * Performs a * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) @@ -1329,8 +2148,8 @@ function toSource(func) { * @returns {boolean} Returns `true` if the values are equivalent, else `false`. * @example * - * var object = { 'user': 'fred' }; - * var other = { 'user': 'fred' }; + * var object = { 'a': 1 }; + * var other = { 'a': 1 }; * * _.eq(object, object); * // => true @@ -1359,7 +2178,7 @@ function eq(value, other) { * @since 0.1.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, + * @returns {boolean} Returns `true` if `value` is an `arguments` object, * else `false`. * @example * @@ -1381,11 +2200,9 @@ function isArguments(value) { * @static * @memberOf _ * @since 0.1.0 - * @type {Function} * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. + * @returns {boolean} Returns `true` if `value` is an array, else `false`. * @example * * _.isArray([1, 2, 3]); @@ -1460,6 +2277,25 @@ function isArrayLikeObject(value) { return isObjectLike(value) && isArrayLike(value); } +/** + * Checks if `value` is a buffer. + * + * @static + * @memberOf _ + * @since 4.3.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a buffer, else `false`. + * @example + * + * _.isBuffer(new Buffer(2)); + * // => true + * + * _.isBuffer(new Uint8Array(2)); + * // => false + */ +var isBuffer = nativeIsBuffer || stubFalse; + /** * Checks if `value` is classified as a `Function` object. * @@ -1468,8 +2304,7 @@ function isArrayLikeObject(value) { * @since 0.1.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a function, else `false`. * @example * * _.isFunction(_); @@ -1576,32 +2411,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is a native function. - * - * @static - * @memberOf _ - * @since 3.0.0 - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a native function, - * else `false`. - * @example - * - * _.isNative(Array.prototype.push); - * // => true - * - * _.isNative(_); - * // => false - */ -function isNative(value) { - if (!isObject(value)) { - return false; - } - var pattern = (isFunction(value) || isHostObject(value)) ? reIsNative : reIsHostCtor; - return pattern.test(toSource(value)); -} - /** * Checks if `value` is classified as a `String` primitive or object. * @@ -1610,8 +2419,7 @@ function isNative(value) { * @memberOf _ * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a string, else `false`. * @example * * _.isString('abc'); @@ -1633,8 +2441,7 @@ function isString(value) { * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a symbol, else `false`. * @example * * _.isSymbol(Symbol.iterator); @@ -1656,8 +2463,7 @@ function isSymbol(value) { * @since 3.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. * @example * * _.isTypedArray(new Uint8Array); @@ -1666,14 +2472,36 @@ function isSymbol(value) { * _.isTypedArray([]); * // => false */ -function isTypedArray(value) { - return isObjectLike(value) && - isLength(value.length) && !!typedArrayTags[objectToString.call(value)]; +var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray; + +/** + * Converts `value` to a string. An empty string is returned for `null` + * and `undefined` values. The sign of `-0` is preserved. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to process. + * @returns {string} Returns the string. + * @example + * + * _.toString(null); + * // => '' + * + * _.toString(-0); + * // => '-0' + * + * _.toString([1, 2, 3]); + * // => '1,2,3' + */ +function toString(value) { + return value == null ? '' : baseToString(value); } /** * Gets the value at `path` of `object`. If the resolved value is - * `undefined`, the `defaultValue` is used in its place. + * `undefined`, the `defaultValue` is returned in its place. * * @static * @memberOf _ @@ -1731,6 +2559,54 @@ function hasIn(object, path) { return object != null && hasPath(object, path, baseHasIn); } +/** + * Creates an array of the own enumerable property names of `object`. + * + * **Note:** Non-object values are coerced to objects. See the + * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * for more details. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.keys(new Foo); + * // => ['a', 'b'] (iteration order is not guaranteed) + * + * _.keys('hi'); + * // => ['0', '1'] + */ +function keys(object) { + var isProto = isPrototype(object); + if (!(isProto || isArrayLike(object))) { + return baseKeys(object); + } + var indexes = indexKeys(object), + skipIndexes = !!indexes, + result = indexes || [], + length = result.length; + + for (var key in object) { + if (baseHas(object, key) && + !(skipIndexes && (key == 'length' || isIndex(key, length))) && + !(isProto && key == 'constructor')) { + result.push(key); + } + } + return result; +} + /** * Creates a function that performs a partial deep comparison between the * value at `path` of a given object to `srcValue`, returning `true` if the @@ -1747,16 +2623,55 @@ function hasIn(object, path) { * @returns {Function} Returns the new spec function. * @example * - * var users = [ - * { 'user': 'barney' }, - * { 'user': 'fred' } + * var objects = [ + * { 'a': 1, 'b': 2, 'c': 3 }, + * { 'a': 4, 'b': 5, 'c': 6 } * ]; * - * _.find(users, _.matchesProperty('user', 'fred')); - * // => { 'user': 'fred' } + * _.find(objects, _.matchesProperty('a', 4)); + * // => { 'a': 4, 'b': 5, 'c': 6 } */ function matchesProperty(path, srcValue) { return baseMatchesProperty(path, baseClone(srcValue, true)); } +/** + * This method returns a new empty array. + * + * @static + * @memberOf _ + * @since 4.13.0 + * @category Util + * @returns {Array} Returns the new empty array. + * @example + * + * var arrays = _.times(2, _.stubArray); + * + * console.log(arrays); + * // => [[], []] + * + * console.log(arrays[0] === arrays[1]); + * // => false + */ +function stubArray() { + return []; +} + +/** + * This method returns `false`. + * + * @static + * @memberOf _ + * @since 4.13.0 + * @category Util + * @returns {boolean} Returns `false`. + * @example + * + * _.times(2, _.stubFalse); + * // => [false, false] + */ +function stubFalse() { + return false; +} + module.exports = matchesProperty; diff --git a/lodash.matchesproperty/package.json b/lodash.matchesproperty/package.json index af324ca41..facdb300e 100644 --- a/lodash.matchesproperty/package.json +++ b/lodash.matchesproperty/package.json @@ -1,6 +1,6 @@ { "name": "lodash.matchesproperty", - "version": "4.5.0", + "version": "4.6.0", "description": "The lodash method `_.matchesProperty` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", @@ -13,11 +13,5 @@ "Mathias Bynens (https://mathiasbynens.be/)" ], "repository": "lodash/lodash", - "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" }, - "dependencies": { - "lodash._baseclone": "~4.5.0", - "lodash._root": "~3.0.0", - "lodash._stringtopath": "~4.8.0", - "lodash.keys": "^4.0.0" - } + "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" } } diff --git a/lodash.maxby/README.md b/lodash.maxby/README.md index c6851caa5..cbdba1a4e 100644 --- a/lodash.maxby/README.md +++ b/lodash.maxby/README.md @@ -1,4 +1,4 @@ -# lodash.maxby v4.5.1 +# lodash.maxby v4.6.0 The [lodash](https://lodash.com/) method `_.maxBy` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var maxBy = require('lodash.maxby'); ``` -See the [documentation](https://lodash.com/docs#maxBy) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.maxby) for more details. +See the [documentation](https://lodash.com/docs#maxBy) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.maxby) for more details. diff --git a/lodash.maxby/index.js b/lodash.maxby/index.js index a6b375fe6..e3b338e80 100644 --- a/lodash.maxby/index.js +++ b/lodash.maxby/index.js @@ -62,7 +62,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -238,7 +238,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -270,6 +270,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -282,14 +283,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -307,8 +308,7 @@ var Symbol = root.Symbol, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys; +var nativeKeys = overArg(Object.keys, Object); /* Built-in method references that are verified to be native. */ var DataView = getNative(root, 'DataView'), @@ -776,11 +776,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -867,23 +894,6 @@ function baseGt(value, other) { return value > other; } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1086,14 +1096,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.matches` which doesn't clone `source`. @@ -1299,7 +1319,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1361,7 +1381,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1412,19 +1432,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1473,15 +1480,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1492,7 +1490,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1544,24 +1542,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1734,7 +1715,7 @@ function toSource(func) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1793,7 +1774,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1846,7 +1827,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -1902,7 +1883,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -1953,8 +1934,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -1962,16 +1942,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -1993,7 +1972,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2049,28 +2028,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2201,7 +2158,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2226,23 +2183,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.maxby/package.json b/lodash.maxby/package.json index 48e6658d7..ea38317e4 100644 --- a/lodash.maxby/package.json +++ b/lodash.maxby/package.json @@ -1,6 +1,6 @@ { "name": "lodash.maxby", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.maxBy` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.merge/README.md b/lodash.merge/README.md index 80ab917d9..d8a0ea4c7 100644 --- a/lodash.merge/README.md +++ b/lodash.merge/README.md @@ -1,4 +1,4 @@ -# lodash.merge v4.5.1 +# lodash.merge v4.6.0 The [lodash](https://lodash.com/) method `_.merge` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var merge = require('lodash.merge'); ``` -See the [documentation](https://lodash.com/docs#merge) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.merge) for more details. +See the [documentation](https://lodash.com/docs#merge) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.merge) for more details. diff --git a/lodash.merge/index.js b/lodash.merge/index.js index ad1422b04..e7e710576 100644 --- a/lodash.merge/index.js +++ b/lodash.merge/index.js @@ -48,7 +48,7 @@ var arrayBufferTag = '[object ArrayBuffer]', /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -237,19 +237,6 @@ function arrayReduce(array, iteratee, accumulator, initAccum) { return accumulator; } -/** - * The base implementation of `_.property` without support for deep paths. - * - * @private - * @param {string} key The key of the property to get. - * @returns {Function} Returns the new accessor function. - */ -function baseProperty(key) { - return function(object) { - return object == null ? undefined : object[key]; - }; -} - /** * The base implementation of `_.times` without support for iteratee shorthands * or max array length checks. @@ -313,23 +300,6 @@ function isHostObject(value) { return result; } -/** - * Converts `iterator` to an array. - * - * @private - * @param {Object} iterator The iterator to convert. - * @returns {Array} Returns the converted array. - */ -function iteratorToArray(iterator) { - var data, - result = []; - - while (!(data = iterator.next()).done) { - result.push(data.value); - } - return result; -} - /** * Converts `map` to its key-value pairs. * @@ -348,7 +318,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -380,6 +350,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -392,7 +363,7 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; @@ -402,7 +373,7 @@ var objectCtorString = funcToString.call(Object); /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -415,19 +386,17 @@ var reIsNative = RegExp('^' + /** Built-in value references. */ var Buffer = moduleExports ? root.Buffer : undefined, - Reflect = root.Reflect, Symbol = root.Symbol, Uint8Array = root.Uint8Array, - enumerate = Reflect ? Reflect.enumerate : undefined, + getPrototype = overArg(Object.getPrototypeOf, Object), objectCreate = Object.create, propertyIsEnumerable = objectProto.propertyIsEnumerable, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeGetSymbols = Object.getOwnPropertySymbols, +var nativeGetSymbols = Object.getOwnPropertySymbols, nativeIsBuffer = Buffer ? Buffer.isBuffer : undefined, - nativeKeys = Object.keys, + nativeKeys = overArg(Object.keys, Object), nativeMax = Math.max; /* Built-in method references that are verified to be native. */ @@ -845,6 +814,33 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * This function is like `assignValue` except that it doesn't assign * `undefined` values. @@ -863,7 +859,7 @@ function assignMergeValue(object, key, value) { /** * Assigns `value` to `key` of `object` if the existing value is not equivalent - * using [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * for equality comparisons. * * @private @@ -883,7 +879,7 @@ function assignValue(object, key, value) { * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -1024,23 +1020,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.isNative` without bad shim checks. * @@ -1070,40 +1049,47 @@ function baseIsTypedArray(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** - * The base implementation of `_.keysIn` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keysIn` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ function baseKeysIn(object) { - object = object == null ? object : Object(object); + if (!isObject(object)) { + return nativeKeysIn(object); + } + var isProto = isPrototype(object), + result = []; - var result = []; for (var key in object) { - result.push(key); + if (!(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) { + result.push(key); + } } return result; } -// Fallback for IE < 9 with es6-shim. -if (enumerate && !propertyIsEnumerable.call({ 'valueOf': 1 }, 'valueOf')) { - baseKeysIn = function(object) { - return iteratorToArray(enumerate(object)); - }; -} - /** * The base implementation of `_.merge` without support for multiple sources. * @@ -1120,7 +1106,7 @@ function baseMerge(object, source, srcIndex, customizer, stack) { return; } if (!(isArray(source) || isTypedArray(source))) { - var props = keysIn(source); + var props = baseKeysIn(source); } arrayEach(props || source, function(srcValue, key) { if (props) { @@ -1453,19 +1439,6 @@ function getAllKeys(object) { return baseGetAllKeys(object, keys, getSymbols); } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1494,15 +1467,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Creates an array of the own enumerable symbol properties of `object`. * @@ -1522,7 +1486,7 @@ var getSymbols = nativeGetSymbols ? overArg(nativeGetSymbols, Object) : stubArra var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1627,23 +1591,6 @@ function initCloneByTag(object, tag, cloneFunc, isDeep) { } } -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; -} - /** * Checks if `value` is a valid array-like index. * @@ -1722,6 +1669,25 @@ function isPrototype(value) { return value === proto; } +/** + * This function is like + * [`Object.keys`](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) + * except that it includes inherited enumerable properties. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + */ +function nativeKeysIn(object) { + var result = []; + if (object != null) { + for (var key in Object(object)) { + result.push(key); + } + } + return result; +} + /** * Converts `func` to its source code. * @@ -1743,7 +1709,7 @@ function toSource(func) { /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1796,7 +1762,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -1852,7 +1818,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -1922,8 +1888,7 @@ var isBuffer = nativeIsBuffer || stubFalse; */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -1931,16 +1896,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -1962,7 +1926,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2027,8 +1991,7 @@ function isObjectLike(value) { * @since 0.8.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a plain object, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a plain object, else `false`. * @example * * function Foo() { @@ -2061,28 +2024,6 @@ function isPlainObject(value) { Ctor instanceof Ctor && funcToString.call(Ctor) == objectCtorString); } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a typed array. * @@ -2134,7 +2075,7 @@ function toPlainObject(value) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2159,23 +2100,7 @@ function toPlainObject(value) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** @@ -2202,23 +2127,7 @@ function keys(object) { * // => ['a', 'b', 'c'] (iteration order is not guaranteed) */ function keysIn(object) { - var index = -1, - isProto = isPrototype(object), - props = baseKeysIn(object), - propsLength = props.length, - indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - while (++index < propsLength) { - var key = props[index]; - if (!(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object, true) : baseKeysIn(object); } /** diff --git a/lodash.merge/package.json b/lodash.merge/package.json index 7430983e6..68aa76cf1 100644 --- a/lodash.merge/package.json +++ b/lodash.merge/package.json @@ -1,6 +1,6 @@ { "name": "lodash.merge", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.merge` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.mergewith/README.md b/lodash.mergewith/README.md index 2ede7935a..212cb5e44 100644 --- a/lodash.mergewith/README.md +++ b/lodash.mergewith/README.md @@ -1,4 +1,4 @@ -# lodash.mergewith v4.5.1 +# lodash.mergewith v4.6.0 The [lodash](https://lodash.com/) method `_.mergeWith` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var mergeWith = require('lodash.mergewith'); ``` -See the [documentation](https://lodash.com/docs#mergeWith) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.mergewith) for more details. +See the [documentation](https://lodash.com/docs#mergeWith) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.mergewith) for more details. diff --git a/lodash.mergewith/index.js b/lodash.mergewith/index.js index 82d9645c7..052de93e1 100644 --- a/lodash.mergewith/index.js +++ b/lodash.mergewith/index.js @@ -48,7 +48,7 @@ var arrayBufferTag = '[object ArrayBuffer]', /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -237,19 +237,6 @@ function arrayReduce(array, iteratee, accumulator, initAccum) { return accumulator; } -/** - * The base implementation of `_.property` without support for deep paths. - * - * @private - * @param {string} key The key of the property to get. - * @returns {Function} Returns the new accessor function. - */ -function baseProperty(key) { - return function(object) { - return object == null ? undefined : object[key]; - }; -} - /** * The base implementation of `_.times` without support for iteratee shorthands * or max array length checks. @@ -313,23 +300,6 @@ function isHostObject(value) { return result; } -/** - * Converts `iterator` to an array. - * - * @private - * @param {Object} iterator The iterator to convert. - * @returns {Array} Returns the converted array. - */ -function iteratorToArray(iterator) { - var data, - result = []; - - while (!(data = iterator.next()).done) { - result.push(data.value); - } - return result; -} - /** * Converts `map` to its key-value pairs. * @@ -348,7 +318,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -380,6 +350,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -392,7 +363,7 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; @@ -402,7 +373,7 @@ var objectCtorString = funcToString.call(Object); /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -415,19 +386,17 @@ var reIsNative = RegExp('^' + /** Built-in value references. */ var Buffer = moduleExports ? root.Buffer : undefined, - Reflect = root.Reflect, Symbol = root.Symbol, Uint8Array = root.Uint8Array, - enumerate = Reflect ? Reflect.enumerate : undefined, + getPrototype = overArg(Object.getPrototypeOf, Object), objectCreate = Object.create, propertyIsEnumerable = objectProto.propertyIsEnumerable, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeGetSymbols = Object.getOwnPropertySymbols, +var nativeGetSymbols = Object.getOwnPropertySymbols, nativeIsBuffer = Buffer ? Buffer.isBuffer : undefined, - nativeKeys = Object.keys, + nativeKeys = overArg(Object.keys, Object), nativeMax = Math.max; /* Built-in method references that are verified to be native. */ @@ -845,6 +814,33 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * This function is like `assignValue` except that it doesn't assign * `undefined` values. @@ -863,7 +859,7 @@ function assignMergeValue(object, key, value) { /** * Assigns `value` to `key` of `object` if the existing value is not equivalent - * using [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * for equality comparisons. * * @private @@ -883,7 +879,7 @@ function assignValue(object, key, value) { * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -1024,23 +1020,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.isNative` without bad shim checks. * @@ -1070,40 +1049,47 @@ function baseIsTypedArray(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** - * The base implementation of `_.keysIn` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keysIn` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ function baseKeysIn(object) { - object = object == null ? object : Object(object); + if (!isObject(object)) { + return nativeKeysIn(object); + } + var isProto = isPrototype(object), + result = []; - var result = []; for (var key in object) { - result.push(key); + if (!(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) { + result.push(key); + } } return result; } -// Fallback for IE < 9 with es6-shim. -if (enumerate && !propertyIsEnumerable.call({ 'valueOf': 1 }, 'valueOf')) { - baseKeysIn = function(object) { - return iteratorToArray(enumerate(object)); - }; -} - /** * The base implementation of `_.merge` without support for multiple sources. * @@ -1120,7 +1106,7 @@ function baseMerge(object, source, srcIndex, customizer, stack) { return; } if (!(isArray(source) || isTypedArray(source))) { - var props = keysIn(source); + var props = baseKeysIn(source); } arrayEach(props || source, function(srcValue, key) { if (props) { @@ -1453,19 +1439,6 @@ function getAllKeys(object) { return baseGetAllKeys(object, keys, getSymbols); } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1494,15 +1467,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Creates an array of the own enumerable symbol properties of `object`. * @@ -1522,7 +1486,7 @@ var getSymbols = nativeGetSymbols ? overArg(nativeGetSymbols, Object) : stubArra var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1627,23 +1591,6 @@ function initCloneByTag(object, tag, cloneFunc, isDeep) { } } -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; -} - /** * Checks if `value` is a valid array-like index. * @@ -1722,6 +1669,25 @@ function isPrototype(value) { return value === proto; } +/** + * This function is like + * [`Object.keys`](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) + * except that it includes inherited enumerable properties. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + */ +function nativeKeysIn(object) { + var result = []; + if (object != null) { + for (var key in Object(object)) { + result.push(key); + } + } + return result; +} + /** * Converts `func` to its source code. * @@ -1743,7 +1709,7 @@ function toSource(func) { /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1796,7 +1762,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -1852,7 +1818,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -1922,8 +1888,7 @@ var isBuffer = nativeIsBuffer || stubFalse; */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -1931,16 +1896,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -1962,7 +1926,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2027,8 +1991,7 @@ function isObjectLike(value) { * @since 0.8.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a plain object, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a plain object, else `false`. * @example * * function Foo() { @@ -2061,28 +2024,6 @@ function isPlainObject(value) { Ctor instanceof Ctor && funcToString.call(Ctor) == objectCtorString); } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a typed array. * @@ -2134,7 +2075,7 @@ function toPlainObject(value) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2159,23 +2100,7 @@ function toPlainObject(value) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** @@ -2202,23 +2127,7 @@ function keys(object) { * // => ['a', 'b', 'c'] (iteration order is not guaranteed) */ function keysIn(object) { - var index = -1, - isProto = isPrototype(object), - props = baseKeysIn(object), - propsLength = props.length, - indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - while (++index < propsLength) { - var key = props[index]; - if (!(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object, true) : baseKeysIn(object); } /** diff --git a/lodash.mergewith/package.json b/lodash.mergewith/package.json index f975cd267..030e938e6 100644 --- a/lodash.mergewith/package.json +++ b/lodash.mergewith/package.json @@ -1,6 +1,6 @@ { "name": "lodash.mergewith", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.mergeWith` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.minby/README.md b/lodash.minby/README.md index be556f006..8883441b9 100644 --- a/lodash.minby/README.md +++ b/lodash.minby/README.md @@ -1,4 +1,4 @@ -# lodash.minby v4.5.1 +# lodash.minby v4.6.0 The [lodash](https://lodash.com/) method `_.minBy` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var minBy = require('lodash.minby'); ``` -See the [documentation](https://lodash.com/docs#minBy) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.minby) for more details. +See the [documentation](https://lodash.com/docs#minBy) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.minby) for more details. diff --git a/lodash.minby/index.js b/lodash.minby/index.js index 1b60502b9..98e34a959 100644 --- a/lodash.minby/index.js +++ b/lodash.minby/index.js @@ -62,7 +62,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -238,7 +238,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -270,6 +270,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -282,14 +283,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -307,8 +308,7 @@ var Symbol = root.Symbol, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys; +var nativeKeys = overArg(Object.keys, Object); /* Built-in method references that are verified to be native. */ var DataView = getNative(root, 'DataView'), @@ -776,11 +776,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -854,23 +881,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1073,14 +1083,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.lt` which doesn't coerce arguments. @@ -1299,7 +1319,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1361,7 +1381,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1412,19 +1432,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1473,15 +1480,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1492,7 +1490,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1544,24 +1542,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1734,7 +1715,7 @@ function toSource(func) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1793,7 +1774,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1846,7 +1827,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -1902,7 +1883,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -1953,8 +1934,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -1962,16 +1942,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -1993,7 +1972,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2049,28 +2028,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2201,7 +2158,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2226,23 +2183,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.minby/package.json b/lodash.minby/package.json index a368f8efa..e5b766445 100644 --- a/lodash.minby/package.json +++ b/lodash.minby/package.json @@ -1,6 +1,6 @@ { "name": "lodash.minby", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.minBy` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.omitby/README.md b/lodash.omitby/README.md index 7fdf1d210..c1d2880a9 100644 --- a/lodash.omitby/README.md +++ b/lodash.omitby/README.md @@ -1,4 +1,4 @@ -# lodash.omitby v4.5.1 +# lodash.omitby v4.6.0 The [lodash](https://lodash.com/) method `_.omitBy` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var omitBy = require('lodash.omitby'); ``` -See the [documentation](https://lodash.com/docs#omitBy) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.omitby) for more details. +See the [documentation](https://lodash.com/docs#omitBy) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.omitby) for more details. diff --git a/lodash.omitby/index.js b/lodash.omitby/index.js index 037399628..668ed1f8b 100644 --- a/lodash.omitby/index.js +++ b/lodash.omitby/index.js @@ -62,7 +62,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -239,23 +239,6 @@ function isHostObject(value) { return result; } -/** - * Converts `iterator` to an array. - * - * @private - * @param {Object} iterator The iterator to convert. - * @returns {Array} Returns the converted array. - */ -function iteratorToArray(iterator) { - var data, - result = []; - - while (!(data = iterator.next()).done) { - result.push(data.value); - } - return result; -} - /** * Converts `map` to its key-value pairs. * @@ -274,7 +257,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -306,6 +289,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -318,14 +302,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -337,17 +321,15 @@ var reIsNative = RegExp('^' + ); /** Built-in value references. */ -var Reflect = root.Reflect, - Symbol = root.Symbol, +var Symbol = root.Symbol, Uint8Array = root.Uint8Array, - enumerate = Reflect ? Reflect.enumerate : undefined, + getPrototype = overArg(Object.getPrototypeOf, Object), propertyIsEnumerable = objectProto.propertyIsEnumerable, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeGetSymbols = Object.getOwnPropertySymbols, - nativeKeys = Object.keys; +var nativeGetSymbols = Object.getOwnPropertySymbols, + nativeKeys = overArg(Object.keys, Object); /* Built-in method references that are verified to be native. */ var DataView = getNative(root, 'DataView'), @@ -815,11 +797,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -880,23 +889,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1099,40 +1091,47 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** - * The base implementation of `_.keysIn` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keysIn` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ function baseKeysIn(object) { - object = object == null ? object : Object(object); + if (!isObject(object)) { + return nativeKeysIn(object); + } + var isProto = isPrototype(object), + result = []; - var result = []; for (var key in object) { - result.push(key); + if (!(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) { + result.push(key); + } } return result; } -// Fallback for IE < 9 with es6-shim. -if (enumerate && !propertyIsEnumerable.call({ 'valueOf': 1 }, 'valueOf')) { - baseKeysIn = function(object) { - return iteratorToArray(enumerate(object)); - }; -} - /** * The base implementation of `_.matches` which doesn't clone `source`. * @@ -1362,7 +1361,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1424,7 +1423,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1487,19 +1486,6 @@ function getAllKeysIn(object) { return baseGetAllKeys(object, keysIn, getSymbolsIn); } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1548,15 +1534,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Creates an array of the own enumerable symbol properties of `object`. * @@ -1593,7 +1570,7 @@ var getSymbolsIn = !nativeGetSymbols ? stubArray : function(object) { var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1645,24 +1622,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1771,6 +1731,25 @@ function matchesStrictComparable(key, srcValue) { }; } +/** + * This function is like + * [`Object.keys`](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) + * except that it includes inherited enumerable properties. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + */ +function nativeKeysIn(object) { + var result = []; + if (object != null) { + for (var key in Object(object)) { + result.push(key); + } + } + return result; +} + /** * Converts `string` to a property path array. * @@ -1835,7 +1814,7 @@ function toSource(func) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1930,7 +1909,7 @@ function negate(predicate) { /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1983,7 +1962,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -2039,7 +2018,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -2090,8 +2069,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -2099,16 +2077,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2130,7 +2107,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2186,28 +2163,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2338,7 +2293,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2363,23 +2318,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** @@ -2406,23 +2345,7 @@ function keys(object) { * // => ['a', 'b', 'c'] (iteration order is not guaranteed) */ function keysIn(object) { - var index = -1, - isProto = isPrototype(object), - props = baseKeysIn(object), - propsLength = props.length, - indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - while (++index < propsLength) { - var key = props[index]; - if (!(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object, true) : baseKeysIn(object); } /** diff --git a/lodash.omitby/package.json b/lodash.omitby/package.json index 63d669c54..8a6aa1d15 100644 --- a/lodash.omitby/package.json +++ b/lodash.omitby/package.json @@ -1,6 +1,6 @@ { "name": "lodash.omitby", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.omitBy` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.orderby/README.md b/lodash.orderby/README.md index 7b524efa9..7d0ef0929 100644 --- a/lodash.orderby/README.md +++ b/lodash.orderby/README.md @@ -1,4 +1,4 @@ -# lodash.orderby v4.5.1 +# lodash.orderby v4.6.0 The [lodash](https://lodash.com/) method `_.orderBy` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var orderBy = require('lodash.orderby'); ``` -See the [documentation](https://lodash.com/docs#orderBy) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.orderby) for more details. +See the [documentation](https://lodash.com/docs#orderBy) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.orderby) for more details. diff --git a/lodash.orderby/index.js b/lodash.orderby/index.js index 9f1f25310..495efb9b5 100644 --- a/lodash.orderby/index.js +++ b/lodash.orderby/index.js @@ -62,7 +62,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -278,7 +278,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -310,6 +310,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -322,14 +323,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -347,8 +348,7 @@ var Symbol = root.Symbol, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys; +var nativeKeys = overArg(Object.keys, Object); /* Built-in method references that are verified to be native. */ var DataView = getNative(root, 'DataView'), @@ -816,11 +816,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -900,23 +927,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1119,14 +1129,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.map` without support for iteratee shorthands. @@ -1507,7 +1527,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1569,7 +1589,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1620,19 +1640,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1681,15 +1688,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1700,7 +1698,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1752,24 +1750,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1985,7 +1966,7 @@ function orderBy(collection, iteratees, orders, guard) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -2044,7 +2025,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -2097,7 +2078,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -2153,7 +2134,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -2204,8 +2185,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -2213,16 +2193,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2244,7 +2223,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2300,28 +2279,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2452,7 +2409,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2477,23 +2434,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.orderby/package.json b/lodash.orderby/package.json index 35e88049a..97f383038 100644 --- a/lodash.orderby/package.json +++ b/lodash.orderby/package.json @@ -1,6 +1,6 @@ { "name": "lodash.orderby", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.orderBy` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.over/README.md b/lodash.over/README.md index c65a4fc4c..00d82b42d 100644 --- a/lodash.over/README.md +++ b/lodash.over/README.md @@ -1,4 +1,4 @@ -# lodash.over v4.5.0 +# lodash.over v4.6.0 The [lodash](https://lodash.com/) method `_.over` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var over = require('lodash.over'); ``` -See the [documentation](https://lodash.com/docs#over) or [package source](https://github.com/lodash/lodash/blob/4.5.0-npm-packages/lodash.over) for more details. +See the [documentation](https://lodash.com/docs#over) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.over) for more details. diff --git a/lodash.over/index.js b/lodash.over/index.js index 71d0fd525..be6b9a4e6 100644 --- a/lodash.over/index.js +++ b/lodash.over/index.js @@ -6,13 +6,120 @@ * Based on Underscore.js 1.8.3 * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors */ -var baseFlatten = require('lodash._baseflatten'), - baseIteratee = require('lodash._baseiteratee'), - rest = require('lodash.rest'); + +/** Used as the size to enable large array optimizations. */ +var LARGE_ARRAY_SIZE = 200; + +/** Used as the `TypeError` message for "Functions" methods. */ +var FUNC_ERROR_TEXT = 'Expected a function'; + +/** Used to stand-in for `undefined` hash values. */ +var HASH_UNDEFINED = '__lodash_hash_undefined__'; + +/** Used to compose bitmasks for comparison styles. */ +var UNORDERED_COMPARE_FLAG = 1, + PARTIAL_COMPARE_FLAG = 2; + +/** Used as references for various `Number` constants. */ +var INFINITY = 1 / 0, + MAX_SAFE_INTEGER = 9007199254740991; /** `Object#toString` result references. */ -var funcTag = '[object Function]', - genTag = '[object GeneratorFunction]'; +var argsTag = '[object Arguments]', + arrayTag = '[object Array]', + boolTag = '[object Boolean]', + dateTag = '[object Date]', + errorTag = '[object Error]', + funcTag = '[object Function]', + genTag = '[object GeneratorFunction]', + mapTag = '[object Map]', + numberTag = '[object Number]', + objectTag = '[object Object]', + promiseTag = '[object Promise]', + regexpTag = '[object RegExp]', + setTag = '[object Set]', + stringTag = '[object String]', + symbolTag = '[object Symbol]', + weakMapTag = '[object WeakMap]'; + +var arrayBufferTag = '[object ArrayBuffer]', + dataViewTag = '[object DataView]', + float32Tag = '[object Float32Array]', + float64Tag = '[object Float64Array]', + int8Tag = '[object Int8Array]', + int16Tag = '[object Int16Array]', + int32Tag = '[object Int32Array]', + uint8Tag = '[object Uint8Array]', + uint8ClampedTag = '[object Uint8ClampedArray]', + uint16Tag = '[object Uint16Array]', + uint32Tag = '[object Uint32Array]'; + +/** Used to match property names within property paths. */ +var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, + reIsPlainProp = /^\w*$/, + rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(\.|\[\])(?:\4|$))/g; + +/** + * Used to match `RegExp` + * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + */ +var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; + +/** Used to match backslashes in property paths. */ +var reEscapeChar = /\\(\\)?/g; + +/** Used to detect host constructors (Safari). */ +var reIsHostCtor = /^\[object .+?Constructor\]$/; + +/** Used to detect unsigned integer values. */ +var reIsUint = /^(?:0|[1-9]\d*)$/; + +/** Used to identify `toStringTag` values of typed arrays. */ +var typedArrayTags = {}; +typedArrayTags[float32Tag] = typedArrayTags[float64Tag] = +typedArrayTags[int8Tag] = typedArrayTags[int16Tag] = +typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] = +typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] = +typedArrayTags[uint32Tag] = true; +typedArrayTags[argsTag] = typedArrayTags[arrayTag] = +typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] = +typedArrayTags[dataViewTag] = typedArrayTags[dateTag] = +typedArrayTags[errorTag] = typedArrayTags[funcTag] = +typedArrayTags[mapTag] = typedArrayTags[numberTag] = +typedArrayTags[objectTag] = typedArrayTags[regexpTag] = +typedArrayTags[setTag] = typedArrayTags[stringTag] = +typedArrayTags[weakMapTag] = false; + +/** Detect free variable `global` from Node.js. */ +var freeGlobal = typeof global == 'object' && global && global.Object === Object && global; + +/** Detect free variable `self`. */ +var freeSelf = typeof self == 'object' && self && self.Object === Object && self; + +/** Used as a reference to the global object. */ +var root = freeGlobal || freeSelf || Function('return this')(); + +/** Detect free variable `exports`. */ +var freeExports = freeGlobal && typeof exports == 'object' && exports; + +/** Detect free variable `module`. */ +var freeModule = freeExports && typeof module == 'object' && module; + +/** Detect the popular CommonJS extension `module.exports`. */ +var moduleExports = freeModule && freeModule.exports === freeExports; + +/** Detect free variable `process` from Node.js. */ +var freeProcess = moduleExports && freeGlobal.process; + +/** Used to access faster Node.js helpers. */ +var nodeUtil = (function() { + try { + return freeProcess && freeProcess.binding('util'); + } catch (e) {} +}()); + +/* Node.js helper references. */ +var nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray; /** * A faster alternative to `Function#apply`, this function invokes `func` @@ -25,8 +132,7 @@ var funcTag = '[object Function]', * @returns {*} Returns the result of `func`. */ function apply(func, thisArg, args) { - var length = args.length; - switch (length) { + switch (args.length) { case 0: return func.call(thisArg); case 1: return func.call(thisArg, args[0]); case 2: return func.call(thisArg, args[0], args[1]); @@ -40,13 +146,13 @@ function apply(func, thisArg, args) { * shorthands. * * @private - * @param {Array} array The array to iterate over. + * @param {Array} [array] The array to iterate over. * @param {Function} iteratee The function invoked per iteration. * @returns {Array} Returns the new mapped array. */ function arrayMap(array, iteratee) { var index = -1, - length = array.length, + length = array ? array.length : 0, result = Array(length); while (++index < length) { @@ -56,7 +162,80 @@ function arrayMap(array, iteratee) { } /** - * The base implementation of `_.unary` without support for storing wrapper metadata. + * Appends the elements of `values` to `array`. + * + * @private + * @param {Array} array The array to modify. + * @param {Array} values The values to append. + * @returns {Array} Returns `array`. + */ +function arrayPush(array, values) { + var index = -1, + length = values.length, + offset = array.length; + + while (++index < length) { + array[offset + index] = values[index]; + } + return array; +} + +/** + * A specialized version of `_.some` for arrays without support for iteratee + * shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} predicate The function invoked per iteration. + * @returns {boolean} Returns `true` if any element passes the predicate check, + * else `false`. + */ +function arraySome(array, predicate) { + var index = -1, + length = array ? array.length : 0; + + while (++index < length) { + if (predicate(array[index], index, array)) { + return true; + } + } + return false; +} + +/** + * The base implementation of `_.property` without support for deep paths. + * + * @private + * @param {string} key The key of the property to get. + * @returns {Function} Returns the new accessor function. + */ +function baseProperty(key) { + return function(object) { + return object == null ? undefined : object[key]; + }; +} + +/** + * The base implementation of `_.times` without support for iteratee shorthands + * or max array length checks. + * + * @private + * @param {number} n The number of times to invoke `iteratee`. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns the array of results. + */ +function baseTimes(n, iteratee) { + var index = -1, + result = Array(n); + + while (++index < n) { + result[index] = iteratee(index); + } + return result; +} + +/** + * The base implementation of `_.unary` without support for storing metadata. * * @private * @param {Function} func The function to cap arguments for. @@ -68,8 +247,103 @@ function baseUnary(func) { }; } +/** + * Gets the value at `key` of `object`. + * + * @private + * @param {Object} [object] The object to query. + * @param {string} key The key of the property to get. + * @returns {*} Returns the property value. + */ +function getValue(object, key) { + return object == null ? undefined : object[key]; +} + +/** + * Checks if `value` is a host object in IE < 9. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a host object, else `false`. + */ +function isHostObject(value) { + // Many host objects are `Object` objects that can coerce to strings + // despite having improperly defined `toString` methods. + var result = false; + if (value != null && typeof value.toString != 'function') { + try { + result = !!(value + ''); + } catch (e) {} + } + return result; +} + +/** + * Converts `map` to its key-value pairs. + * + * @private + * @param {Object} map The map to convert. + * @returns {Array} Returns the key-value pairs. + */ +function mapToArray(map) { + var index = -1, + result = Array(map.size); + + map.forEach(function(value, key) { + result[++index] = [key, value]; + }); + return result; +} + +/** + * Creates a function that invokes `func` with its first argument transformed. + * + * @private + * @param {Function} func The function to wrap. + * @param {Function} transform The argument transform. + * @returns {Function} Returns the new function. + */ +function overArg(func, transform) { + return function(arg) { + return func(transform(arg)); + }; +} + +/** + * Converts `set` to an array of its values. + * + * @private + * @param {Object} set The set to convert. + * @returns {Array} Returns the values. + */ +function setToArray(set) { + var index = -1, + result = Array(set.size); + + set.forEach(function(value) { + result[++index] = value; + }); + return result; +} + /** Used for built-in method references. */ -var objectProto = Object.prototype; +var arrayProto = Array.prototype, + objectProto = Object.prototype; + +/** Used to detect overreaching core-js shims. */ +var coreJsData = root['__core-js_shared__']; + +/** Used to detect methods masquerading as native. */ +var maskSrcKey = (function() { + var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || ''); + return uid ? ('Symbol(src)_1.' + uid) : ''; +}()); + +/** Used to resolve the decompiled source of functions. */ +var funcToString = Function.prototype.toString; + +/** Used to check objects for own properties. */ +var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the @@ -78,6 +352,911 @@ var objectProto = Object.prototype; */ var objectToString = objectProto.toString; +/** Used to detect if a method is native. */ +var reIsNative = RegExp('^' + + funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&') + .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$' +); + +/** Built-in value references. */ +var Symbol = root.Symbol, + Uint8Array = root.Uint8Array, + propertyIsEnumerable = objectProto.propertyIsEnumerable, + splice = arrayProto.splice, + spreadableSymbol = Symbol ? Symbol.isConcatSpreadable : undefined; + +/* Built-in method references for those with the same name as other `lodash` methods. */ +var nativeGetPrototype = Object.getPrototypeOf, + nativeKeys = Object.keys, + nativeMax = Math.max; + +/* Built-in method references that are verified to be native. */ +var DataView = getNative(root, 'DataView'), + Map = getNative(root, 'Map'), + Promise = getNative(root, 'Promise'), + Set = getNative(root, 'Set'), + WeakMap = getNative(root, 'WeakMap'), + nativeCreate = getNative(Object, 'create'); + +/** Used to detect maps, sets, and weakmaps. */ +var dataViewCtorString = toSource(DataView), + mapCtorString = toSource(Map), + promiseCtorString = toSource(Promise), + setCtorString = toSource(Set), + weakMapCtorString = toSource(WeakMap); + +/** Used to convert symbols to primitives and strings. */ +var symbolProto = Symbol ? Symbol.prototype : undefined, + symbolValueOf = symbolProto ? symbolProto.valueOf : undefined, + symbolToString = symbolProto ? symbolProto.toString : undefined; + +/** + * Creates a hash object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Hash(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the hash. + * + * @private + * @name clear + * @memberOf Hash + */ +function hashClear() { + this.__data__ = nativeCreate ? nativeCreate(null) : {}; +} + +/** + * Removes `key` and its value from the hash. + * + * @private + * @name delete + * @memberOf Hash + * @param {Object} hash The hash to modify. + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function hashDelete(key) { + return this.has(key) && delete this.__data__[key]; +} + +/** + * Gets the hash value for `key`. + * + * @private + * @name get + * @memberOf Hash + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function hashGet(key) { + var data = this.__data__; + if (nativeCreate) { + var result = data[key]; + return result === HASH_UNDEFINED ? undefined : result; + } + return hasOwnProperty.call(data, key) ? data[key] : undefined; +} + +/** + * Checks if a hash value for `key` exists. + * + * @private + * @name has + * @memberOf Hash + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function hashHas(key) { + var data = this.__data__; + return nativeCreate ? data[key] !== undefined : hasOwnProperty.call(data, key); +} + +/** + * Sets the hash `key` to `value`. + * + * @private + * @name set + * @memberOf Hash + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the hash instance. + */ +function hashSet(key, value) { + var data = this.__data__; + data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value; + return this; +} + +// Add methods to `Hash`. +Hash.prototype.clear = hashClear; +Hash.prototype['delete'] = hashDelete; +Hash.prototype.get = hashGet; +Hash.prototype.has = hashHas; +Hash.prototype.set = hashSet; + +/** + * Creates an list cache object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function ListCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the list cache. + * + * @private + * @name clear + * @memberOf ListCache + */ +function listCacheClear() { + this.__data__ = []; +} + +/** + * Removes `key` and its value from the list cache. + * + * @private + * @name delete + * @memberOf ListCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function listCacheDelete(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + return false; + } + var lastIndex = data.length - 1; + if (index == lastIndex) { + data.pop(); + } else { + splice.call(data, index, 1); + } + return true; +} + +/** + * Gets the list cache value for `key`. + * + * @private + * @name get + * @memberOf ListCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function listCacheGet(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + return index < 0 ? undefined : data[index][1]; +} + +/** + * Checks if a list cache value for `key` exists. + * + * @private + * @name has + * @memberOf ListCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function listCacheHas(key) { + return assocIndexOf(this.__data__, key) > -1; +} + +/** + * Sets the list cache `key` to `value`. + * + * @private + * @name set + * @memberOf ListCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the list cache instance. + */ +function listCacheSet(key, value) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + data.push([key, value]); + } else { + data[index][1] = value; + } + return this; +} + +// Add methods to `ListCache`. +ListCache.prototype.clear = listCacheClear; +ListCache.prototype['delete'] = listCacheDelete; +ListCache.prototype.get = listCacheGet; +ListCache.prototype.has = listCacheHas; +ListCache.prototype.set = listCacheSet; + +/** + * Creates a map cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function MapCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the map. + * + * @private + * @name clear + * @memberOf MapCache + */ +function mapCacheClear() { + this.__data__ = { + 'hash': new Hash, + 'map': new (Map || ListCache), + 'string': new Hash + }; +} + +/** + * Removes `key` and its value from the map. + * + * @private + * @name delete + * @memberOf MapCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function mapCacheDelete(key) { + return getMapData(this, key)['delete'](key); +} + +/** + * Gets the map value for `key`. + * + * @private + * @name get + * @memberOf MapCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function mapCacheGet(key) { + return getMapData(this, key).get(key); +} + +/** + * Checks if a map value for `key` exists. + * + * @private + * @name has + * @memberOf MapCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function mapCacheHas(key) { + return getMapData(this, key).has(key); +} + +/** + * Sets the map `key` to `value`. + * + * @private + * @name set + * @memberOf MapCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the map cache instance. + */ +function mapCacheSet(key, value) { + getMapData(this, key).set(key, value); + return this; +} + +// Add methods to `MapCache`. +MapCache.prototype.clear = mapCacheClear; +MapCache.prototype['delete'] = mapCacheDelete; +MapCache.prototype.get = mapCacheGet; +MapCache.prototype.has = mapCacheHas; +MapCache.prototype.set = mapCacheSet; + +/** + * + * Creates an array cache object to store unique values. + * + * @private + * @constructor + * @param {Array} [values] The values to cache. + */ +function SetCache(values) { + var index = -1, + length = values ? values.length : 0; + + this.__data__ = new MapCache; + while (++index < length) { + this.add(values[index]); + } +} + +/** + * Adds `value` to the array cache. + * + * @private + * @name add + * @memberOf SetCache + * @alias push + * @param {*} value The value to cache. + * @returns {Object} Returns the cache instance. + */ +function setCacheAdd(value) { + this.__data__.set(value, HASH_UNDEFINED); + return this; +} + +/** + * Checks if `value` is in the array cache. + * + * @private + * @name has + * @memberOf SetCache + * @param {*} value The value to search for. + * @returns {number} Returns `true` if `value` is found, else `false`. + */ +function setCacheHas(value) { + return this.__data__.has(value); +} + +// Add methods to `SetCache`. +SetCache.prototype.add = SetCache.prototype.push = setCacheAdd; +SetCache.prototype.has = setCacheHas; + +/** + * Creates a stack cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Stack(entries) { + this.__data__ = new ListCache(entries); +} + +/** + * Removes all key-value entries from the stack. + * + * @private + * @name clear + * @memberOf Stack + */ +function stackClear() { + this.__data__ = new ListCache; +} + +/** + * Removes `key` and its value from the stack. + * + * @private + * @name delete + * @memberOf Stack + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function stackDelete(key) { + return this.__data__['delete'](key); +} + +/** + * Gets the stack value for `key`. + * + * @private + * @name get + * @memberOf Stack + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function stackGet(key) { + return this.__data__.get(key); +} + +/** + * Checks if a stack value for `key` exists. + * + * @private + * @name has + * @memberOf Stack + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function stackHas(key) { + return this.__data__.has(key); +} + +/** + * Sets the stack `key` to `value`. + * + * @private + * @name set + * @memberOf Stack + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the stack cache instance. + */ +function stackSet(key, value) { + var cache = this.__data__; + if (cache instanceof ListCache) { + var pairs = cache.__data__; + if (!Map || (pairs.length < LARGE_ARRAY_SIZE - 1)) { + pairs.push([key, value]); + return this; + } + cache = this.__data__ = new MapCache(pairs); + } + cache.set(key, value); + return this; +} + +// Add methods to `Stack`. +Stack.prototype.clear = stackClear; +Stack.prototype['delete'] = stackDelete; +Stack.prototype.get = stackGet; +Stack.prototype.has = stackHas; +Stack.prototype.set = stackSet; + +/** + * Gets the index at which the `key` is found in `array` of key-value pairs. + * + * @private + * @param {Array} array The array to search. + * @param {*} key The key to search for. + * @returns {number} Returns the index of the matched value, else `-1`. + */ +function assocIndexOf(array, key) { + var length = array.length; + while (length--) { + if (eq(array[length][0], key)) { + return length; + } + } + return -1; +} + +/** + * The base implementation of `_.flatten` with support for restricting flattening. + * + * @private + * @param {Array} array The array to flatten. + * @param {number} depth The maximum recursion depth. + * @param {boolean} [predicate=isFlattenable] The function invoked per iteration. + * @param {boolean} [isStrict] Restrict to values that pass `predicate` checks. + * @param {Array} [result=[]] The initial result value. + * @returns {Array} Returns the new flattened array. + */ +function baseFlatten(array, depth, predicate, isStrict, result) { + var index = -1, + length = array.length; + + predicate || (predicate = isFlattenable); + result || (result = []); + + while (++index < length) { + var value = array[index]; + if (depth > 0 && predicate(value)) { + if (depth > 1) { + // Recursively flatten arrays (susceptible to call stack limits). + baseFlatten(value, depth - 1, predicate, isStrict, result); + } else { + arrayPush(result, value); + } + } else if (!isStrict) { + result[result.length] = value; + } + } + return result; +} + +/** + * The base implementation of `_.get` without support for default values. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @returns {*} Returns the resolved value. + */ +function baseGet(object, path) { + path = isKey(path, object) ? [path] : castPath(path); + + var index = 0, + length = path.length; + + while (object != null && index < length) { + object = object[toKey(path[index++])]; + } + return (index && index == length) ? object : undefined; +} + +/** + * The base implementation of `getTag`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +function baseGetTag(value) { + return objectToString.call(value); +} + +/** + * The base implementation of `_.has` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHas(object, key) { + // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, + // that are composed entirely of index properties, return `false` for + // `hasOwnProperty` checks of them. + return object != null && + (hasOwnProperty.call(object, key) || + (typeof object == 'object' && key in object && getPrototype(object) === null)); +} + +/** + * The base implementation of `_.hasIn` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHasIn(object, key) { + return object != null && key in Object(object); +} + +/** + * The base implementation of `_.isEqual` which supports partial comparisons + * and tracks traversed objects. + * + * @private + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @param {Function} [customizer] The function to customize comparisons. + * @param {boolean} [bitmask] The bitmask of comparison flags. + * The bitmask may be composed of the following flags: + * 1 - Unordered comparison + * 2 - Partial comparison + * @param {Object} [stack] Tracks traversed `value` and `other` objects. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + */ +function baseIsEqual(value, other, customizer, bitmask, stack) { + if (value === other) { + return true; + } + if (value == null || other == null || (!isObject(value) && !isObjectLike(other))) { + return value !== value && other !== other; + } + return baseIsEqualDeep(value, other, baseIsEqual, customizer, bitmask, stack); +} + +/** + * A specialized version of `baseIsEqual` for arrays and objects which performs + * deep comparisons and tracks traversed objects enabling objects with circular + * references to be compared. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} [customizer] The function to customize comparisons. + * @param {number} [bitmask] The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} [stack] Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function baseIsEqualDeep(object, other, equalFunc, customizer, bitmask, stack) { + var objIsArr = isArray(object), + othIsArr = isArray(other), + objTag = arrayTag, + othTag = arrayTag; + + if (!objIsArr) { + objTag = getTag(object); + objTag = objTag == argsTag ? objectTag : objTag; + } + if (!othIsArr) { + othTag = getTag(other); + othTag = othTag == argsTag ? objectTag : othTag; + } + var objIsObj = objTag == objectTag && !isHostObject(object), + othIsObj = othTag == objectTag && !isHostObject(other), + isSameTag = objTag == othTag; + + if (isSameTag && !objIsObj) { + stack || (stack = new Stack); + return (objIsArr || isTypedArray(object)) + ? equalArrays(object, other, equalFunc, customizer, bitmask, stack) + : equalByTag(object, other, objTag, equalFunc, customizer, bitmask, stack); + } + if (!(bitmask & PARTIAL_COMPARE_FLAG)) { + var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'), + othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__'); + + if (objIsWrapped || othIsWrapped) { + var objUnwrapped = objIsWrapped ? object.value() : object, + othUnwrapped = othIsWrapped ? other.value() : other; + + stack || (stack = new Stack); + return equalFunc(objUnwrapped, othUnwrapped, customizer, bitmask, stack); + } + } + if (!isSameTag) { + return false; + } + stack || (stack = new Stack); + return equalObjects(object, other, equalFunc, customizer, bitmask, stack); +} + +/** + * The base implementation of `_.isMatch` without support for iteratee shorthands. + * + * @private + * @param {Object} object The object to inspect. + * @param {Object} source The object of property values to match. + * @param {Array} matchData The property names, values, and compare flags to match. + * @param {Function} [customizer] The function to customize comparisons. + * @returns {boolean} Returns `true` if `object` is a match, else `false`. + */ +function baseIsMatch(object, source, matchData, customizer) { + var index = matchData.length, + length = index, + noCustomizer = !customizer; + + if (object == null) { + return !length; + } + object = Object(object); + while (index--) { + var data = matchData[index]; + if ((noCustomizer && data[2]) + ? data[1] !== object[data[0]] + : !(data[0] in object) + ) { + return false; + } + } + while (++index < length) { + data = matchData[index]; + var key = data[0], + objValue = object[key], + srcValue = data[1]; + + if (noCustomizer && data[2]) { + if (objValue === undefined && !(key in object)) { + return false; + } + } else { + var stack = new Stack; + if (customizer) { + var result = customizer(objValue, srcValue, key, object, source, stack); + } + if (!(result === undefined + ? baseIsEqual(srcValue, objValue, customizer, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG, stack) + : result + )) { + return false; + } + } + } + return true; +} + +/** + * The base implementation of `_.isNative` without bad shim checks. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a native function, + * else `false`. + */ +function baseIsNative(value) { + if (!isObject(value) || isMasked(value)) { + return false; + } + var pattern = (isFunction(value) || isHostObject(value)) ? reIsNative : reIsHostCtor; + return pattern.test(toSource(value)); +} + +/** + * The base implementation of `_.isTypedArray` without Node.js optimizations. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + */ +function baseIsTypedArray(value) { + return isObjectLike(value) && + isLength(value.length) && !!typedArrayTags[objectToString.call(value)]; +} + +/** + * The base implementation of `_.iteratee`. + * + * @private + * @param {*} [value=_.identity] The value to convert to an iteratee. + * @returns {Function} Returns the iteratee. + */ +function baseIteratee(value) { + // Don't store the `typeof` result in a variable to avoid a JIT bug in Safari 9. + // See https://bugs.webkit.org/show_bug.cgi?id=156034 for more details. + if (typeof value == 'function') { + return value; + } + if (value == null) { + return identity; + } + if (typeof value == 'object') { + return isArray(value) + ? baseMatchesProperty(value[0], value[1]) + : baseMatches(value); + } + return property(value); +} + +/** + * The base implementation of `_.keys` which doesn't skip the constructor + * property of prototypes or treat sparse arrays as dense. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + */ +var baseKeys = overArg(nativeKeys, Object); + +/** + * The base implementation of `_.matches` which doesn't clone `source`. + * + * @private + * @param {Object} source The object of property values to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatches(source) { + var matchData = getMatchData(source); + if (matchData.length == 1 && matchData[0][2]) { + return matchesStrictComparable(matchData[0][0], matchData[0][1]); + } + return function(object) { + return object === source || baseIsMatch(object, source, matchData); + }; +} + +/** + * The base implementation of `_.matchesProperty` which doesn't clone `srcValue`. + * + * @private + * @param {string} path The path of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatchesProperty(path, srcValue) { + if (isKey(path) && isStrictComparable(srcValue)) { + return matchesStrictComparable(toKey(path), srcValue); + } + return function(object) { + var objValue = get(object, path); + return (objValue === undefined && objValue === srcValue) + ? hasIn(object, path) + : baseIsEqual(srcValue, objValue, undefined, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG); + }; +} + +/** + * A specialized version of `baseProperty` which supports deep paths. + * + * @private + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + */ +function basePropertyDeep(path) { + return function(object) { + return baseGet(object, path); + }; +} + +/** + * The base implementation of `_.rest` which doesn't validate or coerce arguments. + * + * @private + * @param {Function} func The function to apply a rest parameter to. + * @param {number} [start=func.length-1] The start position of the rest parameter. + * @returns {Function} Returns the new function. + */ +function baseRest(func, start) { + start = nativeMax(start === undefined ? (func.length - 1) : start, 0); + return function() { + var args = arguments, + index = -1, + length = nativeMax(args.length - start, 0), + array = Array(length); + + while (++index < length) { + array[index] = args[start + index]; + } + index = -1; + var otherArgs = Array(start + 1); + while (++index < start) { + otherArgs[index] = args[index]; + } + otherArgs[start] = array; + return apply(func, this, otherArgs); + }; +} + +/** + * The base implementation of `_.toString` which doesn't convert nullish + * values to empty strings. + * + * @private + * @param {*} value The value to process. + * @returns {string} Returns the string. + */ +function baseToString(value) { + // Exit early for strings to avoid a performance hit in some environments. + if (typeof value == 'string') { + return value; + } + if (isSymbol(value)) { + return symbolToString ? symbolToString.call(value) : ''; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +/** + * Casts `value` to a path array if it's not one. + * + * @private + * @param {*} value The value to inspect. + * @returns {Array} Returns the cast property path array. + */ +function castPath(value) { + return isArray(value) ? value : stringToPath(value); +} + /** * Creates a function like `_.over`. * @@ -86,12 +1265,12 @@ var objectToString = objectProto.toString; * @returns {Function} Returns the new over function. */ function createOver(arrayFunc) { - return rest(function(iteratees) { + return baseRest(function(iteratees) { iteratees = (iteratees.length == 1 && isArray(iteratees[0])) ? arrayMap(iteratees[0], baseUnary(baseIteratee)) - : arrayMap(baseFlatten(iteratees, 1, isFlattenableIteratee), baseUnary(baseIteratee)); + : arrayMap(baseFlatten(iteratees, 1), baseUnary(baseIteratee)); - return rest(function(args) { + return baseRest(function(args) { var thisArg = this; return arrayFunc(iteratees, function(iteratee) { return apply(iteratee, thisArg, args); @@ -101,15 +1280,683 @@ function createOver(arrayFunc) { } /** - * Checks if `value` is a flattenable array and not a `_.matchesProperty` - * iteratee shorthand. + * A specialized version of `baseIsEqualDeep` for arrays with support for + * partial deep comparisons. + * + * @private + * @param {Array} array The array to compare. + * @param {Array} other The other array to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `array` and `other` objects. + * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`. + */ +function equalArrays(array, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + arrLength = array.length, + othLength = other.length; + + if (arrLength != othLength && !(isPartial && othLength > arrLength)) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(array); + if (stacked && stack.get(other)) { + return stacked == other; + } + var index = -1, + result = true, + seen = (bitmask & UNORDERED_COMPARE_FLAG) ? new SetCache : undefined; + + stack.set(array, other); + stack.set(other, array); + + // Ignore non-index properties. + while (++index < arrLength) { + var arrValue = array[index], + othValue = other[index]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, arrValue, index, other, array, stack) + : customizer(arrValue, othValue, index, array, other, stack); + } + if (compared !== undefined) { + if (compared) { + continue; + } + result = false; + break; + } + // Recursively compare arrays (susceptible to call stack limits). + if (seen) { + if (!arraySome(other, function(othValue, othIndex) { + if (!seen.has(othIndex) && + (arrValue === othValue || equalFunc(arrValue, othValue, customizer, bitmask, stack))) { + return seen.add(othIndex); + } + })) { + result = false; + break; + } + } else if (!( + arrValue === othValue || + equalFunc(arrValue, othValue, customizer, bitmask, stack) + )) { + result = false; + break; + } + } + stack['delete'](array); + return result; +} + +/** + * A specialized version of `baseIsEqualDeep` for comparing objects of + * the same `toStringTag`. + * + * **Note:** This function only supports comparing values with tags of + * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {string} tag The `toStringTag` of the objects to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { + switch (tag) { + case dataViewTag: + if ((object.byteLength != other.byteLength) || + (object.byteOffset != other.byteOffset)) { + return false; + } + object = object.buffer; + other = other.buffer; + + case arrayBufferTag: + if ((object.byteLength != other.byteLength) || + !equalFunc(new Uint8Array(object), new Uint8Array(other))) { + return false; + } + return true; + + case boolTag: + case dateTag: + case numberTag: + // Coerce booleans to `1` or `0` and dates to milliseconds. + // Invalid dates are coerced to `NaN`. + return eq(+object, +other); + + case errorTag: + return object.name == other.name && object.message == other.message; + + case regexpTag: + case stringTag: + // Coerce regexes to strings and treat strings, primitives and objects, + // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // for more details. + return object == (other + ''); + + case mapTag: + var convert = mapToArray; + + case setTag: + var isPartial = bitmask & PARTIAL_COMPARE_FLAG; + convert || (convert = setToArray); + + if (object.size != other.size && !isPartial) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked) { + return stacked == other; + } + bitmask |= UNORDERED_COMPARE_FLAG; + + // Recursively compare objects (susceptible to call stack limits). + stack.set(object, other); + var result = equalArrays(convert(object), convert(other), equalFunc, customizer, bitmask, stack); + stack['delete'](object); + return result; + + case symbolTag: + if (symbolValueOf) { + return symbolValueOf.call(object) == symbolValueOf.call(other); + } + } + return false; +} + +/** + * A specialized version of `baseIsEqualDeep` for objects with support for + * partial deep comparisons. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + objProps = keys(object), + objLength = objProps.length, + othProps = keys(other), + othLength = othProps.length; + + if (objLength != othLength && !isPartial) { + return false; + } + var index = objLength; + while (index--) { + var key = objProps[index]; + if (!(isPartial ? key in other : baseHas(other, key))) { + return false; + } + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked && stack.get(other)) { + return stacked == other; + } + var result = true; + stack.set(object, other); + stack.set(other, object); + + var skipCtor = isPartial; + while (++index < objLength) { + key = objProps[index]; + var objValue = object[key], + othValue = other[key]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, objValue, key, other, object, stack) + : customizer(objValue, othValue, key, object, other, stack); + } + // Recursively compare objects (susceptible to call stack limits). + if (!(compared === undefined + ? (objValue === othValue || equalFunc(objValue, othValue, customizer, bitmask, stack)) + : compared + )) { + result = false; + break; + } + skipCtor || (skipCtor = key == 'constructor'); + } + if (result && !skipCtor) { + var objCtor = object.constructor, + othCtor = other.constructor; + + // Non `Object` object instances with different constructors are not equal. + if (objCtor != othCtor && + ('constructor' in object && 'constructor' in other) && + !(typeof objCtor == 'function' && objCtor instanceof objCtor && + typeof othCtor == 'function' && othCtor instanceof othCtor)) { + result = false; + } + } + stack['delete'](object); + return result; +} + +/** + * Gets the "length" property value of `object`. + * + * **Note:** This function is used to avoid a + * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects + * Safari on at least iOS 8.1-8.3 ARM64. + * + * @private + * @param {Object} object The object to query. + * @returns {*} Returns the "length" value. + */ +var getLength = baseProperty('length'); + +/** + * Gets the data for `map`. + * + * @private + * @param {Object} map The map to query. + * @param {string} key The reference key. + * @returns {*} Returns the map data. + */ +function getMapData(map, key) { + var data = map.__data__; + return isKeyable(key) + ? data[typeof key == 'string' ? 'string' : 'hash'] + : data.map; +} + +/** + * Gets the property names, values, and compare flags of `object`. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the match data of `object`. + */ +function getMatchData(object) { + var result = keys(object), + length = result.length; + + while (length--) { + var key = result[length], + value = object[key]; + + result[length] = [key, value, isStrictComparable(value)]; + } + return result; +} + +/** + * Gets the native function at `key` of `object`. + * + * @private + * @param {Object} object The object to query. + * @param {string} key The key of the method to get. + * @returns {*} Returns the function if it's native, else `undefined`. + */ +function getNative(object, key) { + var value = getValue(object, key); + return baseIsNative(value) ? value : undefined; +} + +/** + * Gets the `[[Prototype]]` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {null|Object} Returns the `[[Prototype]]`. + */ +var getPrototype = overArg(nativeGetPrototype, Object); + +/** + * Gets the `toStringTag` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +var getTag = baseGetTag; + +// Fallback for data views, maps, sets, and weak maps in IE 11, +// for data views in Edge, and promises in Node.js. +if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || + (Map && getTag(new Map) != mapTag) || + (Promise && getTag(Promise.resolve()) != promiseTag) || + (Set && getTag(new Set) != setTag) || + (WeakMap && getTag(new WeakMap) != weakMapTag)) { + getTag = function(value) { + var result = objectToString.call(value), + Ctor = result == objectTag ? value.constructor : undefined, + ctorString = Ctor ? toSource(Ctor) : undefined; + + if (ctorString) { + switch (ctorString) { + case dataViewCtorString: return dataViewTag; + case mapCtorString: return mapTag; + case promiseCtorString: return promiseTag; + case setCtorString: return setTag; + case weakMapCtorString: return weakMapTag; + } + } + return result; + }; +} + +/** + * Checks if `path` exists on `object`. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @param {Function} hasFunc The function to check properties. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + */ +function hasPath(object, path, hasFunc) { + path = isKey(path, object) ? [path] : castPath(path); + + var result, + index = -1, + length = path.length; + + while (++index < length) { + var key = toKey(path[index]); + if (!(result = object != null && hasFunc(object, key))) { + break; + } + object = object[key]; + } + if (result) { + return result; + } + var length = object ? object.length : 0; + return !!length && isLength(length) && isIndex(key, length) && + (isArray(object) || isString(object) || isArguments(object)); +} + +/** + * Creates an array of index keys for `object` values of arrays, + * `arguments` objects, and strings, otherwise `null` is returned. + * + * @private + * @param {Object} object The object to query. + * @returns {Array|null} Returns index keys, else `null`. + */ +function indexKeys(object) { + var length = object ? object.length : undefined; + if (isLength(length) && + (isArray(object) || isString(object) || isArguments(object))) { + return baseTimes(length, String); + } + return null; +} + +/** + * Checks if `value` is a flattenable `arguments` object or array. * * @private * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is flattenable, else `false`. */ -function isFlattenableIteratee(value) { - return isArray(value) && !(value.length == 2 && !isFunction(value[0])); +function isFlattenable(value) { + return isArray(value) || isArguments(value) || + !!(spreadableSymbol && value && value[spreadableSymbol]) +} + +/** + * Checks if `value` is a valid array-like index. + * + * @private + * @param {*} value The value to check. + * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index. + * @returns {boolean} Returns `true` if `value` is a valid index, else `false`. + */ +function isIndex(value, length) { + length = length == null ? MAX_SAFE_INTEGER : length; + return !!length && + (typeof value == 'number' || reIsUint.test(value)) && + (value > -1 && value % 1 == 0 && value < length); +} + +/** + * Checks if `value` is a property name and not a property path. + * + * @private + * @param {*} value The value to check. + * @param {Object} [object] The object to query keys on. + * @returns {boolean} Returns `true` if `value` is a property name, else `false`. + */ +function isKey(value, object) { + if (isArray(value)) { + return false; + } + var type = typeof value; + if (type == 'number' || type == 'symbol' || type == 'boolean' || + value == null || isSymbol(value)) { + return true; + } + return reIsPlainProp.test(value) || !reIsDeepProp.test(value) || + (object != null && value in Object(object)); +} + +/** + * Checks if `value` is suitable for use as unique object key. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is suitable, else `false`. + */ +function isKeyable(value) { + var type = typeof value; + return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean') + ? (value !== '__proto__') + : (value === null); +} + +/** + * Checks if `func` has its source masked. + * + * @private + * @param {Function} func The function to check. + * @returns {boolean} Returns `true` if `func` is masked, else `false`. + */ +function isMasked(func) { + return !!maskSrcKey && (maskSrcKey in func); +} + +/** + * Checks if `value` is likely a prototype object. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a prototype, else `false`. + */ +function isPrototype(value) { + var Ctor = value && value.constructor, + proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto; + + return value === proto; +} + +/** + * Checks if `value` is suitable for strict equality comparisons, i.e. `===`. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` if suitable for strict + * equality comparisons, else `false`. + */ +function isStrictComparable(value) { + return value === value && !isObject(value); +} + +/** + * A specialized version of `matchesProperty` for source values suitable + * for strict equality comparisons, i.e. `===`. + * + * @private + * @param {string} key The key of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function matchesStrictComparable(key, srcValue) { + return function(object) { + if (object == null) { + return false; + } + return object[key] === srcValue && + (srcValue !== undefined || (key in Object(object))); + }; +} + +/** + * Converts `string` to a property path array. + * + * @private + * @param {string} string The string to convert. + * @returns {Array} Returns the property path array. + */ +var stringToPath = memoize(function(string) { + var result = []; + toString(string).replace(rePropName, function(match, number, quote, string) { + result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match)); + }); + return result; +}); + +/** + * Converts `value` to a string key if it's not a string or symbol. + * + * @private + * @param {*} value The value to inspect. + * @returns {string|symbol} Returns the key. + */ +function toKey(value) { + if (typeof value == 'string' || isSymbol(value)) { + return value; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +/** + * Converts `func` to its source code. + * + * @private + * @param {Function} func The function to process. + * @returns {string} Returns the source code. + */ +function toSource(func) { + if (func != null) { + try { + return funcToString.call(func); + } catch (e) {} + try { + return (func + ''); + } catch (e) {} + } + return ''; +} + +/** + * Creates a function that memoizes the result of `func`. If `resolver` is + * provided, it determines the cache key for storing the result based on the + * arguments provided to the memoized function. By default, the first argument + * provided to the memoized function is used as the map cache key. The `func` + * is invoked with the `this` binding of the memoized function. + * + * **Note:** The cache is exposed as the `cache` property on the memoized + * function. Its creation may be customized by replacing the `_.memoize.Cache` + * constructor with one whose instances implement the + * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * method interface of `delete`, `get`, `has`, and `set`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Function + * @param {Function} func The function to have its output memoized. + * @param {Function} [resolver] The function to resolve the cache key. + * @returns {Function} Returns the new memoized function. + * @example + * + * var object = { 'a': 1, 'b': 2 }; + * var other = { 'c': 3, 'd': 4 }; + * + * var values = _.memoize(_.values); + * values(object); + * // => [1, 2] + * + * values(other); + * // => [3, 4] + * + * object.a = 2; + * values(object); + * // => [1, 2] + * + * // Modify the result cache. + * values.cache.set(object, ['a', 'b']); + * values(object); + * // => ['a', 'b'] + * + * // Replace `_.memoize.Cache`. + * _.memoize.Cache = WeakMap; + */ +function memoize(func, resolver) { + if (typeof func != 'function' || (resolver && typeof resolver != 'function')) { + throw new TypeError(FUNC_ERROR_TEXT); + } + var memoized = function() { + var args = arguments, + key = resolver ? resolver.apply(this, args) : args[0], + cache = memoized.cache; + + if (cache.has(key)) { + return cache.get(key); + } + var result = func.apply(this, args); + memoized.cache = cache.set(key, result); + return result; + }; + memoized.cache = new (memoize.Cache || MapCache); + return memoized; +} + +// Assign cache to `_.memoize`. +memoize.Cache = MapCache; + +/** + * Performs a + * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * comparison between two values to determine if they are equivalent. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + * @example + * + * var object = { 'a': 1 }; + * var other = { 'a': 1 }; + * + * _.eq(object, object); + * // => true + * + * _.eq(object, other); + * // => false + * + * _.eq('a', 'a'); + * // => true + * + * _.eq('a', Object('a')); + * // => false + * + * _.eq(NaN, NaN); + * // => true + */ +function eq(value, other) { + return value === other || (value !== value && other !== other); +} + +/** + * Checks if `value` is likely an `arguments` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an `arguments` object, + * else `false`. + * @example + * + * _.isArguments(function() { return arguments; }()); + * // => true + * + * _.isArguments([1, 2, 3]); + * // => false + */ +function isArguments(value) { + // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && + (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } /** @@ -118,11 +1965,9 @@ function isFlattenableIteratee(value) { * @static * @memberOf _ * @since 0.1.0 - * @type {Function} * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. + * @returns {boolean} Returns `true` if `value` is an array, else `false`. * @example * * _.isArray([1, 2, 3]); @@ -139,6 +1984,64 @@ function isFlattenableIteratee(value) { */ var isArray = Array.isArray; +/** + * Checks if `value` is array-like. A value is considered array-like if it's + * not a function and has a `value.length` that's an integer greater than or + * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is array-like, else `false`. + * @example + * + * _.isArrayLike([1, 2, 3]); + * // => true + * + * _.isArrayLike(document.body.children); + * // => true + * + * _.isArrayLike('abc'); + * // => true + * + * _.isArrayLike(_.noop); + * // => false + */ +function isArrayLike(value) { + return value != null && isLength(getLength(value)) && !isFunction(value); +} + +/** + * This method is like `_.isArrayLike` except that it also checks if `value` + * is an object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array-like object, + * else `false`. + * @example + * + * _.isArrayLikeObject([1, 2, 3]); + * // => true + * + * _.isArrayLikeObject(document.body.children); + * // => true + * + * _.isArrayLikeObject('abc'); + * // => false + * + * _.isArrayLikeObject(_.noop); + * // => false + */ +function isArrayLikeObject(value) { + return isObjectLike(value) && isArrayLike(value); +} + /** * Checks if `value` is classified as a `Function` object. * @@ -147,8 +2050,7 @@ var isArray = Array.isArray; * @since 0.1.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a function, else `false`. * @example * * _.isFunction(_); @@ -165,6 +2067,38 @@ function isFunction(value) { return tag == funcTag || tag == genTag; } +/** + * Checks if `value` is a valid array-like length. + * + * **Note:** This function is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a valid length, + * else `false`. + * @example + * + * _.isLength(3); + * // => true + * + * _.isLength(Number.MIN_VALUE); + * // => false + * + * _.isLength(Infinity); + * // => false + * + * _.isLength('3'); + * // => false + */ +function isLength(value) { + return typeof value == 'number' && + value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER; +} + /** * Checks if `value` is the * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) @@ -195,6 +2129,250 @@ function isObject(value) { return !!value && (type == 'object' || type == 'function'); } +/** + * Checks if `value` is object-like. A value is object-like if it's not `null` + * and has a `typeof` result of "object". + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is object-like, else `false`. + * @example + * + * _.isObjectLike({}); + * // => true + * + * _.isObjectLike([1, 2, 3]); + * // => true + * + * _.isObjectLike(_.noop); + * // => false + * + * _.isObjectLike(null); + * // => false + */ +function isObjectLike(value) { + return !!value && typeof value == 'object'; +} + +/** + * Checks if `value` is classified as a `String` primitive or object. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a string, else `false`. + * @example + * + * _.isString('abc'); + * // => true + * + * _.isString(1); + * // => false + */ +function isString(value) { + return typeof value == 'string' || + (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); +} + +/** + * Checks if `value` is classified as a `Symbol` primitive or object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a symbol, else `false`. + * @example + * + * _.isSymbol(Symbol.iterator); + * // => true + * + * _.isSymbol('abc'); + * // => false + */ +function isSymbol(value) { + return typeof value == 'symbol' || + (isObjectLike(value) && objectToString.call(value) == symbolTag); +} + +/** + * Checks if `value` is classified as a typed array. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + * @example + * + * _.isTypedArray(new Uint8Array); + * // => true + * + * _.isTypedArray([]); + * // => false + */ +var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray; + +/** + * Converts `value` to a string. An empty string is returned for `null` + * and `undefined` values. The sign of `-0` is preserved. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to process. + * @returns {string} Returns the string. + * @example + * + * _.toString(null); + * // => '' + * + * _.toString(-0); + * // => '-0' + * + * _.toString([1, 2, 3]); + * // => '1,2,3' + */ +function toString(value) { + return value == null ? '' : baseToString(value); +} + +/** + * Gets the value at `path` of `object`. If the resolved value is + * `undefined`, the `defaultValue` is returned in its place. + * + * @static + * @memberOf _ + * @since 3.7.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @param {*} [defaultValue] The value returned for `undefined` resolved values. + * @returns {*} Returns the resolved value. + * @example + * + * var object = { 'a': [{ 'b': { 'c': 3 } }] }; + * + * _.get(object, 'a[0].b.c'); + * // => 3 + * + * _.get(object, ['a', '0', 'b', 'c']); + * // => 3 + * + * _.get(object, 'a.b.c', 'default'); + * // => 'default' + */ +function get(object, path, defaultValue) { + var result = object == null ? undefined : baseGet(object, path); + return result === undefined ? defaultValue : result; +} + +/** + * Checks if `path` is a direct or inherited property of `object`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + * @example + * + * var object = _.create({ 'a': _.create({ 'b': 2 }) }); + * + * _.hasIn(object, 'a'); + * // => true + * + * _.hasIn(object, 'a.b'); + * // => true + * + * _.hasIn(object, ['a', 'b']); + * // => true + * + * _.hasIn(object, 'b'); + * // => false + */ +function hasIn(object, path) { + return object != null && hasPath(object, path, baseHasIn); +} + +/** + * Creates an array of the own enumerable property names of `object`. + * + * **Note:** Non-object values are coerced to objects. See the + * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * for more details. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.keys(new Foo); + * // => ['a', 'b'] (iteration order is not guaranteed) + * + * _.keys('hi'); + * // => ['0', '1'] + */ +function keys(object) { + var isProto = isPrototype(object); + if (!(isProto || isArrayLike(object))) { + return baseKeys(object); + } + var indexes = indexKeys(object), + skipIndexes = !!indexes, + result = indexes || [], + length = result.length; + + for (var key in object) { + if (baseHas(object, key) && + !(skipIndexes && (key == 'length' || isIndex(key, length))) && + !(isProto && key == 'constructor')) { + result.push(key); + } + } + return result; +} + +/** + * This method returns the first argument it receives. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Util + * @param {*} value Any value. + * @returns {*} Returns `value`. + * @example + * + * var object = { 'a': 1 }; + * + * console.log(_.identity(object) === object); + * // => true + */ +function identity(value) { + return value; +} + /** * Creates a function that invokes `iteratees` with the arguments it receives * and returns their results. @@ -203,16 +2381,42 @@ function isObject(value) { * @memberOf _ * @since 4.0.0 * @category Util - * @param {...(Array|Array[]|Function|Function[]|Object|Object[]|string|string[])} - * [iteratees=[_.identity]] The iteratees to invoke. + * @param {...(Function|Function[])} [iteratees=[_.identity]] + * The iteratees to invoke. * @returns {Function} Returns the new function. * @example * - * var func = _.over(Math.max, Math.min); + * var func = _.over([Math.max, Math.min]); * * func(1, 2, 3, 4); * // => [4, 1] */ var over = createOver(arrayMap); +/** + * Creates a function that returns the value at `path` of a given object. + * + * @static + * @memberOf _ + * @since 2.4.0 + * @category Util + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + * @example + * + * var objects = [ + * { 'a': { 'b': 2 } }, + * { 'a': { 'b': 1 } } + * ]; + * + * _.map(objects, _.property('a.b')); + * // => [2, 1] + * + * _.map(_.sortBy(objects, _.property(['a', 'b'])), 'a.b'); + * // => [1, 2] + */ +function property(path) { + return isKey(path) ? baseProperty(toKey(path)) : basePropertyDeep(path); +} + module.exports = over; diff --git a/lodash.over/package.json b/lodash.over/package.json index 58426aa2b..68cc8410f 100644 --- a/lodash.over/package.json +++ b/lodash.over/package.json @@ -1,6 +1,6 @@ { "name": "lodash.over", - "version": "4.5.0", + "version": "4.6.0", "description": "The lodash method `_.over` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", @@ -13,10 +13,5 @@ "Mathias Bynens (https://mathiasbynens.be/)" ], "repository": "lodash/lodash", - "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" }, - "dependencies": { - "lodash._baseflatten": "~4.2.0", - "lodash._baseiteratee": "~4.7.0", - "lodash.rest": "^4.0.0" - } + "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" } } diff --git a/lodash.overargs/README.md b/lodash.overargs/README.md index 639a93df3..986702add 100644 --- a/lodash.overargs/README.md +++ b/lodash.overargs/README.md @@ -1,4 +1,4 @@ -# lodash.overargs v4.5.0 +# lodash.overargs v4.6.0 The [lodash](https://lodash.com/) method `_.overArgs` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var overArgs = require('lodash.overargs'); ``` -See the [documentation](https://lodash.com/docs#overArgs) or [package source](https://github.com/lodash/lodash/blob/4.5.0-npm-packages/lodash.overargs) for more details. +See the [documentation](https://lodash.com/docs#overArgs) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.overargs) for more details. diff --git a/lodash.overargs/index.js b/lodash.overargs/index.js index 5296b9237..3c48c9443 100644 --- a/lodash.overargs/index.js +++ b/lodash.overargs/index.js @@ -6,13 +6,120 @@ * Based on Underscore.js 1.8.3 * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors */ -var baseFlatten = require('lodash._baseflatten'), - baseIteratee = require('lodash._baseiteratee'), - rest = require('lodash.rest'); + +/** Used as the size to enable large array optimizations. */ +var LARGE_ARRAY_SIZE = 200; + +/** Used as the `TypeError` message for "Functions" methods. */ +var FUNC_ERROR_TEXT = 'Expected a function'; + +/** Used to stand-in for `undefined` hash values. */ +var HASH_UNDEFINED = '__lodash_hash_undefined__'; + +/** Used to compose bitmasks for comparison styles. */ +var UNORDERED_COMPARE_FLAG = 1, + PARTIAL_COMPARE_FLAG = 2; + +/** Used as references for various `Number` constants. */ +var INFINITY = 1 / 0, + MAX_SAFE_INTEGER = 9007199254740991; /** `Object#toString` result references. */ -var funcTag = '[object Function]', - genTag = '[object GeneratorFunction]'; +var argsTag = '[object Arguments]', + arrayTag = '[object Array]', + boolTag = '[object Boolean]', + dateTag = '[object Date]', + errorTag = '[object Error]', + funcTag = '[object Function]', + genTag = '[object GeneratorFunction]', + mapTag = '[object Map]', + numberTag = '[object Number]', + objectTag = '[object Object]', + promiseTag = '[object Promise]', + regexpTag = '[object RegExp]', + setTag = '[object Set]', + stringTag = '[object String]', + symbolTag = '[object Symbol]', + weakMapTag = '[object WeakMap]'; + +var arrayBufferTag = '[object ArrayBuffer]', + dataViewTag = '[object DataView]', + float32Tag = '[object Float32Array]', + float64Tag = '[object Float64Array]', + int8Tag = '[object Int8Array]', + int16Tag = '[object Int16Array]', + int32Tag = '[object Int32Array]', + uint8Tag = '[object Uint8Array]', + uint8ClampedTag = '[object Uint8ClampedArray]', + uint16Tag = '[object Uint16Array]', + uint32Tag = '[object Uint32Array]'; + +/** Used to match property names within property paths. */ +var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, + reIsPlainProp = /^\w*$/, + rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(\.|\[\])(?:\4|$))/g; + +/** + * Used to match `RegExp` + * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + */ +var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; + +/** Used to match backslashes in property paths. */ +var reEscapeChar = /\\(\\)?/g; + +/** Used to detect host constructors (Safari). */ +var reIsHostCtor = /^\[object .+?Constructor\]$/; + +/** Used to detect unsigned integer values. */ +var reIsUint = /^(?:0|[1-9]\d*)$/; + +/** Used to identify `toStringTag` values of typed arrays. */ +var typedArrayTags = {}; +typedArrayTags[float32Tag] = typedArrayTags[float64Tag] = +typedArrayTags[int8Tag] = typedArrayTags[int16Tag] = +typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] = +typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] = +typedArrayTags[uint32Tag] = true; +typedArrayTags[argsTag] = typedArrayTags[arrayTag] = +typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] = +typedArrayTags[dataViewTag] = typedArrayTags[dateTag] = +typedArrayTags[errorTag] = typedArrayTags[funcTag] = +typedArrayTags[mapTag] = typedArrayTags[numberTag] = +typedArrayTags[objectTag] = typedArrayTags[regexpTag] = +typedArrayTags[setTag] = typedArrayTags[stringTag] = +typedArrayTags[weakMapTag] = false; + +/** Detect free variable `global` from Node.js. */ +var freeGlobal = typeof global == 'object' && global && global.Object === Object && global; + +/** Detect free variable `self`. */ +var freeSelf = typeof self == 'object' && self && self.Object === Object && self; + +/** Used as a reference to the global object. */ +var root = freeGlobal || freeSelf || Function('return this')(); + +/** Detect free variable `exports`. */ +var freeExports = freeGlobal && typeof exports == 'object' && exports; + +/** Detect free variable `module`. */ +var freeModule = freeExports && typeof module == 'object' && module; + +/** Detect the popular CommonJS extension `module.exports`. */ +var moduleExports = freeModule && freeModule.exports === freeExports; + +/** Detect free variable `process` from Node.js. */ +var freeProcess = moduleExports && freeGlobal.process; + +/** Used to access faster Node.js helpers. */ +var nodeUtil = (function() { + try { + return freeProcess && freeProcess.binding('util'); + } catch (e) {} +}()); + +/* Node.js helper references. */ +var nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray; /** * A faster alternative to `Function#apply`, this function invokes `func` @@ -25,8 +132,7 @@ var funcTag = '[object Function]', * @returns {*} Returns the result of `func`. */ function apply(func, thisArg, args) { - var length = args.length; - switch (length) { + switch (args.length) { case 0: return func.call(thisArg); case 1: return func.call(thisArg, args[0]); case 2: return func.call(thisArg, args[0], args[1]); @@ -40,13 +146,13 @@ function apply(func, thisArg, args) { * shorthands. * * @private - * @param {Array} array The array to iterate over. + * @param {Array} [array] The array to iterate over. * @param {Function} iteratee The function invoked per iteration. * @returns {Array} Returns the new mapped array. */ function arrayMap(array, iteratee) { var index = -1, - length = array.length, + length = array ? array.length : 0, result = Array(length); while (++index < length) { @@ -56,7 +162,80 @@ function arrayMap(array, iteratee) { } /** - * The base implementation of `_.unary` without support for storing wrapper metadata. + * Appends the elements of `values` to `array`. + * + * @private + * @param {Array} array The array to modify. + * @param {Array} values The values to append. + * @returns {Array} Returns `array`. + */ +function arrayPush(array, values) { + var index = -1, + length = values.length, + offset = array.length; + + while (++index < length) { + array[offset + index] = values[index]; + } + return array; +} + +/** + * A specialized version of `_.some` for arrays without support for iteratee + * shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} predicate The function invoked per iteration. + * @returns {boolean} Returns `true` if any element passes the predicate check, + * else `false`. + */ +function arraySome(array, predicate) { + var index = -1, + length = array ? array.length : 0; + + while (++index < length) { + if (predicate(array[index], index, array)) { + return true; + } + } + return false; +} + +/** + * The base implementation of `_.property` without support for deep paths. + * + * @private + * @param {string} key The key of the property to get. + * @returns {Function} Returns the new accessor function. + */ +function baseProperty(key) { + return function(object) { + return object == null ? undefined : object[key]; + }; +} + +/** + * The base implementation of `_.times` without support for iteratee shorthands + * or max array length checks. + * + * @private + * @param {number} n The number of times to invoke `iteratee`. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns the array of results. + */ +function baseTimes(n, iteratee) { + var index = -1, + result = Array(n); + + while (++index < n) { + result[index] = iteratee(index); + } + return result; +} + +/** + * The base implementation of `_.unary` without support for storing metadata. * * @private * @param {Function} func The function to cap arguments for. @@ -68,8 +247,103 @@ function baseUnary(func) { }; } +/** + * Gets the value at `key` of `object`. + * + * @private + * @param {Object} [object] The object to query. + * @param {string} key The key of the property to get. + * @returns {*} Returns the property value. + */ +function getValue(object, key) { + return object == null ? undefined : object[key]; +} + +/** + * Checks if `value` is a host object in IE < 9. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a host object, else `false`. + */ +function isHostObject(value) { + // Many host objects are `Object` objects that can coerce to strings + // despite having improperly defined `toString` methods. + var result = false; + if (value != null && typeof value.toString != 'function') { + try { + result = !!(value + ''); + } catch (e) {} + } + return result; +} + +/** + * Converts `map` to its key-value pairs. + * + * @private + * @param {Object} map The map to convert. + * @returns {Array} Returns the key-value pairs. + */ +function mapToArray(map) { + var index = -1, + result = Array(map.size); + + map.forEach(function(value, key) { + result[++index] = [key, value]; + }); + return result; +} + +/** + * Creates a function that invokes `func` with its first argument transformed. + * + * @private + * @param {Function} func The function to wrap. + * @param {Function} transform The argument transform. + * @returns {Function} Returns the new function. + */ +function overArg(func, transform) { + return function(arg) { + return func(transform(arg)); + }; +} + +/** + * Converts `set` to an array of its values. + * + * @private + * @param {Object} set The set to convert. + * @returns {Array} Returns the values. + */ +function setToArray(set) { + var index = -1, + result = Array(set.size); + + set.forEach(function(value) { + result[++index] = value; + }); + return result; +} + /** Used for built-in method references. */ -var objectProto = Object.prototype; +var arrayProto = Array.prototype, + objectProto = Object.prototype; + +/** Used to detect overreaching core-js shims. */ +var coreJsData = root['__core-js_shared__']; + +/** Used to detect methods masquerading as native. */ +var maskSrcKey = (function() { + var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || ''); + return uid ? ('Symbol(src)_1.' + uid) : ''; +}()); + +/** Used to resolve the decompiled source of functions. */ +var funcToString = Function.prototype.toString; + +/** Used to check objects for own properties. */ +var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the @@ -78,32 +352,1542 @@ var objectProto = Object.prototype; */ var objectToString = objectProto.toString; +/** Used to detect if a method is native. */ +var reIsNative = RegExp('^' + + funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&') + .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$' +); + +/** Built-in value references. */ +var Symbol = root.Symbol, + Uint8Array = root.Uint8Array, + propertyIsEnumerable = objectProto.propertyIsEnumerable, + splice = arrayProto.splice, + spreadableSymbol = Symbol ? Symbol.isConcatSpreadable : undefined; + /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeMin = Math.min; +var nativeGetPrototype = Object.getPrototypeOf, + nativeKeys = Object.keys, + nativeMax = Math.max, + nativeMin = Math.min; + +/* Built-in method references that are verified to be native. */ +var DataView = getNative(root, 'DataView'), + Map = getNative(root, 'Map'), + Promise = getNative(root, 'Promise'), + Set = getNative(root, 'Set'), + WeakMap = getNative(root, 'WeakMap'), + nativeCreate = getNative(Object, 'create'); + +/** Used to detect maps, sets, and weakmaps. */ +var dataViewCtorString = toSource(DataView), + mapCtorString = toSource(Map), + promiseCtorString = toSource(Promise), + setCtorString = toSource(Set), + weakMapCtorString = toSource(WeakMap); + +/** Used to convert symbols to primitives and strings. */ +var symbolProto = Symbol ? Symbol.prototype : undefined, + symbolValueOf = symbolProto ? symbolProto.valueOf : undefined, + symbolToString = symbolProto ? symbolProto.toString : undefined; /** - * Checks if `value` is a flattenable array and not a `_.matchesProperty` - * iteratee shorthand. + * Creates a hash object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Hash(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the hash. + * + * @private + * @name clear + * @memberOf Hash + */ +function hashClear() { + this.__data__ = nativeCreate ? nativeCreate(null) : {}; +} + +/** + * Removes `key` and its value from the hash. + * + * @private + * @name delete + * @memberOf Hash + * @param {Object} hash The hash to modify. + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function hashDelete(key) { + return this.has(key) && delete this.__data__[key]; +} + +/** + * Gets the hash value for `key`. + * + * @private + * @name get + * @memberOf Hash + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function hashGet(key) { + var data = this.__data__; + if (nativeCreate) { + var result = data[key]; + return result === HASH_UNDEFINED ? undefined : result; + } + return hasOwnProperty.call(data, key) ? data[key] : undefined; +} + +/** + * Checks if a hash value for `key` exists. + * + * @private + * @name has + * @memberOf Hash + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function hashHas(key) { + var data = this.__data__; + return nativeCreate ? data[key] !== undefined : hasOwnProperty.call(data, key); +} + +/** + * Sets the hash `key` to `value`. + * + * @private + * @name set + * @memberOf Hash + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the hash instance. + */ +function hashSet(key, value) { + var data = this.__data__; + data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value; + return this; +} + +// Add methods to `Hash`. +Hash.prototype.clear = hashClear; +Hash.prototype['delete'] = hashDelete; +Hash.prototype.get = hashGet; +Hash.prototype.has = hashHas; +Hash.prototype.set = hashSet; + +/** + * Creates an list cache object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function ListCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the list cache. + * + * @private + * @name clear + * @memberOf ListCache + */ +function listCacheClear() { + this.__data__ = []; +} + +/** + * Removes `key` and its value from the list cache. + * + * @private + * @name delete + * @memberOf ListCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function listCacheDelete(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + return false; + } + var lastIndex = data.length - 1; + if (index == lastIndex) { + data.pop(); + } else { + splice.call(data, index, 1); + } + return true; +} + +/** + * Gets the list cache value for `key`. + * + * @private + * @name get + * @memberOf ListCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function listCacheGet(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + return index < 0 ? undefined : data[index][1]; +} + +/** + * Checks if a list cache value for `key` exists. + * + * @private + * @name has + * @memberOf ListCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function listCacheHas(key) { + return assocIndexOf(this.__data__, key) > -1; +} + +/** + * Sets the list cache `key` to `value`. + * + * @private + * @name set + * @memberOf ListCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the list cache instance. + */ +function listCacheSet(key, value) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + data.push([key, value]); + } else { + data[index][1] = value; + } + return this; +} + +// Add methods to `ListCache`. +ListCache.prototype.clear = listCacheClear; +ListCache.prototype['delete'] = listCacheDelete; +ListCache.prototype.get = listCacheGet; +ListCache.prototype.has = listCacheHas; +ListCache.prototype.set = listCacheSet; + +/** + * Creates a map cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function MapCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the map. + * + * @private + * @name clear + * @memberOf MapCache + */ +function mapCacheClear() { + this.__data__ = { + 'hash': new Hash, + 'map': new (Map || ListCache), + 'string': new Hash + }; +} + +/** + * Removes `key` and its value from the map. + * + * @private + * @name delete + * @memberOf MapCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function mapCacheDelete(key) { + return getMapData(this, key)['delete'](key); +} + +/** + * Gets the map value for `key`. + * + * @private + * @name get + * @memberOf MapCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function mapCacheGet(key) { + return getMapData(this, key).get(key); +} + +/** + * Checks if a map value for `key` exists. + * + * @private + * @name has + * @memberOf MapCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function mapCacheHas(key) { + return getMapData(this, key).has(key); +} + +/** + * Sets the map `key` to `value`. + * + * @private + * @name set + * @memberOf MapCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the map cache instance. + */ +function mapCacheSet(key, value) { + getMapData(this, key).set(key, value); + return this; +} + +// Add methods to `MapCache`. +MapCache.prototype.clear = mapCacheClear; +MapCache.prototype['delete'] = mapCacheDelete; +MapCache.prototype.get = mapCacheGet; +MapCache.prototype.has = mapCacheHas; +MapCache.prototype.set = mapCacheSet; + +/** + * + * Creates an array cache object to store unique values. + * + * @private + * @constructor + * @param {Array} [values] The values to cache. + */ +function SetCache(values) { + var index = -1, + length = values ? values.length : 0; + + this.__data__ = new MapCache; + while (++index < length) { + this.add(values[index]); + } +} + +/** + * Adds `value` to the array cache. + * + * @private + * @name add + * @memberOf SetCache + * @alias push + * @param {*} value The value to cache. + * @returns {Object} Returns the cache instance. + */ +function setCacheAdd(value) { + this.__data__.set(value, HASH_UNDEFINED); + return this; +} + +/** + * Checks if `value` is in the array cache. + * + * @private + * @name has + * @memberOf SetCache + * @param {*} value The value to search for. + * @returns {number} Returns `true` if `value` is found, else `false`. + */ +function setCacheHas(value) { + return this.__data__.has(value); +} + +// Add methods to `SetCache`. +SetCache.prototype.add = SetCache.prototype.push = setCacheAdd; +SetCache.prototype.has = setCacheHas; + +/** + * Creates a stack cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Stack(entries) { + this.__data__ = new ListCache(entries); +} + +/** + * Removes all key-value entries from the stack. + * + * @private + * @name clear + * @memberOf Stack + */ +function stackClear() { + this.__data__ = new ListCache; +} + +/** + * Removes `key` and its value from the stack. + * + * @private + * @name delete + * @memberOf Stack + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function stackDelete(key) { + return this.__data__['delete'](key); +} + +/** + * Gets the stack value for `key`. + * + * @private + * @name get + * @memberOf Stack + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function stackGet(key) { + return this.__data__.get(key); +} + +/** + * Checks if a stack value for `key` exists. + * + * @private + * @name has + * @memberOf Stack + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function stackHas(key) { + return this.__data__.has(key); +} + +/** + * Sets the stack `key` to `value`. + * + * @private + * @name set + * @memberOf Stack + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the stack cache instance. + */ +function stackSet(key, value) { + var cache = this.__data__; + if (cache instanceof ListCache) { + var pairs = cache.__data__; + if (!Map || (pairs.length < LARGE_ARRAY_SIZE - 1)) { + pairs.push([key, value]); + return this; + } + cache = this.__data__ = new MapCache(pairs); + } + cache.set(key, value); + return this; +} + +// Add methods to `Stack`. +Stack.prototype.clear = stackClear; +Stack.prototype['delete'] = stackDelete; +Stack.prototype.get = stackGet; +Stack.prototype.has = stackHas; +Stack.prototype.set = stackSet; + +/** + * Gets the index at which the `key` is found in `array` of key-value pairs. + * + * @private + * @param {Array} array The array to search. + * @param {*} key The key to search for. + * @returns {number} Returns the index of the matched value, else `-1`. + */ +function assocIndexOf(array, key) { + var length = array.length; + while (length--) { + if (eq(array[length][0], key)) { + return length; + } + } + return -1; +} + +/** + * The base implementation of `_.flatten` with support for restricting flattening. + * + * @private + * @param {Array} array The array to flatten. + * @param {number} depth The maximum recursion depth. + * @param {boolean} [predicate=isFlattenable] The function invoked per iteration. + * @param {boolean} [isStrict] Restrict to values that pass `predicate` checks. + * @param {Array} [result=[]] The initial result value. + * @returns {Array} Returns the new flattened array. + */ +function baseFlatten(array, depth, predicate, isStrict, result) { + var index = -1, + length = array.length; + + predicate || (predicate = isFlattenable); + result || (result = []); + + while (++index < length) { + var value = array[index]; + if (depth > 0 && predicate(value)) { + if (depth > 1) { + // Recursively flatten arrays (susceptible to call stack limits). + baseFlatten(value, depth - 1, predicate, isStrict, result); + } else { + arrayPush(result, value); + } + } else if (!isStrict) { + result[result.length] = value; + } + } + return result; +} + +/** + * The base implementation of `_.get` without support for default values. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @returns {*} Returns the resolved value. + */ +function baseGet(object, path) { + path = isKey(path, object) ? [path] : castPath(path); + + var index = 0, + length = path.length; + + while (object != null && index < length) { + object = object[toKey(path[index++])]; + } + return (index && index == length) ? object : undefined; +} + +/** + * The base implementation of `getTag`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +function baseGetTag(value) { + return objectToString.call(value); +} + +/** + * The base implementation of `_.has` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHas(object, key) { + // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, + // that are composed entirely of index properties, return `false` for + // `hasOwnProperty` checks of them. + return object != null && + (hasOwnProperty.call(object, key) || + (typeof object == 'object' && key in object && getPrototype(object) === null)); +} + +/** + * The base implementation of `_.hasIn` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHasIn(object, key) { + return object != null && key in Object(object); +} + +/** + * The base implementation of `_.isEqual` which supports partial comparisons + * and tracks traversed objects. + * + * @private + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @param {Function} [customizer] The function to customize comparisons. + * @param {boolean} [bitmask] The bitmask of comparison flags. + * The bitmask may be composed of the following flags: + * 1 - Unordered comparison + * 2 - Partial comparison + * @param {Object} [stack] Tracks traversed `value` and `other` objects. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + */ +function baseIsEqual(value, other, customizer, bitmask, stack) { + if (value === other) { + return true; + } + if (value == null || other == null || (!isObject(value) && !isObjectLike(other))) { + return value !== value && other !== other; + } + return baseIsEqualDeep(value, other, baseIsEqual, customizer, bitmask, stack); +} + +/** + * A specialized version of `baseIsEqual` for arrays and objects which performs + * deep comparisons and tracks traversed objects enabling objects with circular + * references to be compared. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} [customizer] The function to customize comparisons. + * @param {number} [bitmask] The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} [stack] Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function baseIsEqualDeep(object, other, equalFunc, customizer, bitmask, stack) { + var objIsArr = isArray(object), + othIsArr = isArray(other), + objTag = arrayTag, + othTag = arrayTag; + + if (!objIsArr) { + objTag = getTag(object); + objTag = objTag == argsTag ? objectTag : objTag; + } + if (!othIsArr) { + othTag = getTag(other); + othTag = othTag == argsTag ? objectTag : othTag; + } + var objIsObj = objTag == objectTag && !isHostObject(object), + othIsObj = othTag == objectTag && !isHostObject(other), + isSameTag = objTag == othTag; + + if (isSameTag && !objIsObj) { + stack || (stack = new Stack); + return (objIsArr || isTypedArray(object)) + ? equalArrays(object, other, equalFunc, customizer, bitmask, stack) + : equalByTag(object, other, objTag, equalFunc, customizer, bitmask, stack); + } + if (!(bitmask & PARTIAL_COMPARE_FLAG)) { + var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'), + othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__'); + + if (objIsWrapped || othIsWrapped) { + var objUnwrapped = objIsWrapped ? object.value() : object, + othUnwrapped = othIsWrapped ? other.value() : other; + + stack || (stack = new Stack); + return equalFunc(objUnwrapped, othUnwrapped, customizer, bitmask, stack); + } + } + if (!isSameTag) { + return false; + } + stack || (stack = new Stack); + return equalObjects(object, other, equalFunc, customizer, bitmask, stack); +} + +/** + * The base implementation of `_.isMatch` without support for iteratee shorthands. + * + * @private + * @param {Object} object The object to inspect. + * @param {Object} source The object of property values to match. + * @param {Array} matchData The property names, values, and compare flags to match. + * @param {Function} [customizer] The function to customize comparisons. + * @returns {boolean} Returns `true` if `object` is a match, else `false`. + */ +function baseIsMatch(object, source, matchData, customizer) { + var index = matchData.length, + length = index, + noCustomizer = !customizer; + + if (object == null) { + return !length; + } + object = Object(object); + while (index--) { + var data = matchData[index]; + if ((noCustomizer && data[2]) + ? data[1] !== object[data[0]] + : !(data[0] in object) + ) { + return false; + } + } + while (++index < length) { + data = matchData[index]; + var key = data[0], + objValue = object[key], + srcValue = data[1]; + + if (noCustomizer && data[2]) { + if (objValue === undefined && !(key in object)) { + return false; + } + } else { + var stack = new Stack; + if (customizer) { + var result = customizer(objValue, srcValue, key, object, source, stack); + } + if (!(result === undefined + ? baseIsEqual(srcValue, objValue, customizer, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG, stack) + : result + )) { + return false; + } + } + } + return true; +} + +/** + * The base implementation of `_.isNative` without bad shim checks. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a native function, + * else `false`. + */ +function baseIsNative(value) { + if (!isObject(value) || isMasked(value)) { + return false; + } + var pattern = (isFunction(value) || isHostObject(value)) ? reIsNative : reIsHostCtor; + return pattern.test(toSource(value)); +} + +/** + * The base implementation of `_.isTypedArray` without Node.js optimizations. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + */ +function baseIsTypedArray(value) { + return isObjectLike(value) && + isLength(value.length) && !!typedArrayTags[objectToString.call(value)]; +} + +/** + * The base implementation of `_.iteratee`. + * + * @private + * @param {*} [value=_.identity] The value to convert to an iteratee. + * @returns {Function} Returns the iteratee. + */ +function baseIteratee(value) { + // Don't store the `typeof` result in a variable to avoid a JIT bug in Safari 9. + // See https://bugs.webkit.org/show_bug.cgi?id=156034 for more details. + if (typeof value == 'function') { + return value; + } + if (value == null) { + return identity; + } + if (typeof value == 'object') { + return isArray(value) + ? baseMatchesProperty(value[0], value[1]) + : baseMatches(value); + } + return property(value); +} + +/** + * The base implementation of `_.keys` which doesn't skip the constructor + * property of prototypes or treat sparse arrays as dense. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + */ +var baseKeys = overArg(nativeKeys, Object); + +/** + * The base implementation of `_.matches` which doesn't clone `source`. + * + * @private + * @param {Object} source The object of property values to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatches(source) { + var matchData = getMatchData(source); + if (matchData.length == 1 && matchData[0][2]) { + return matchesStrictComparable(matchData[0][0], matchData[0][1]); + } + return function(object) { + return object === source || baseIsMatch(object, source, matchData); + }; +} + +/** + * The base implementation of `_.matchesProperty` which doesn't clone `srcValue`. + * + * @private + * @param {string} path The path of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatchesProperty(path, srcValue) { + if (isKey(path) && isStrictComparable(srcValue)) { + return matchesStrictComparable(toKey(path), srcValue); + } + return function(object) { + var objValue = get(object, path); + return (objValue === undefined && objValue === srcValue) + ? hasIn(object, path) + : baseIsEqual(srcValue, objValue, undefined, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG); + }; +} + +/** + * A specialized version of `baseProperty` which supports deep paths. + * + * @private + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + */ +function basePropertyDeep(path) { + return function(object) { + return baseGet(object, path); + }; +} + +/** + * The base implementation of `_.rest` which doesn't validate or coerce arguments. + * + * @private + * @param {Function} func The function to apply a rest parameter to. + * @param {number} [start=func.length-1] The start position of the rest parameter. + * @returns {Function} Returns the new function. + */ +function baseRest(func, start) { + start = nativeMax(start === undefined ? (func.length - 1) : start, 0); + return function() { + var args = arguments, + index = -1, + length = nativeMax(args.length - start, 0), + array = Array(length); + + while (++index < length) { + array[index] = args[start + index]; + } + index = -1; + var otherArgs = Array(start + 1); + while (++index < start) { + otherArgs[index] = args[index]; + } + otherArgs[start] = array; + return apply(func, this, otherArgs); + }; +} + +/** + * The base implementation of `_.toString` which doesn't convert nullish + * values to empty strings. + * + * @private + * @param {*} value The value to process. + * @returns {string} Returns the string. + */ +function baseToString(value) { + // Exit early for strings to avoid a performance hit in some environments. + if (typeof value == 'string') { + return value; + } + if (isSymbol(value)) { + return symbolToString ? symbolToString.call(value) : ''; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +/** + * Casts `value` to a path array if it's not one. + * + * @private + * @param {*} value The value to inspect. + * @returns {Array} Returns the cast property path array. + */ +function castPath(value) { + return isArray(value) ? value : stringToPath(value); +} + +/** + * A specialized version of `baseIsEqualDeep` for arrays with support for + * partial deep comparisons. + * + * @private + * @param {Array} array The array to compare. + * @param {Array} other The other array to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `array` and `other` objects. + * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`. + */ +function equalArrays(array, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + arrLength = array.length, + othLength = other.length; + + if (arrLength != othLength && !(isPartial && othLength > arrLength)) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(array); + if (stacked && stack.get(other)) { + return stacked == other; + } + var index = -1, + result = true, + seen = (bitmask & UNORDERED_COMPARE_FLAG) ? new SetCache : undefined; + + stack.set(array, other); + stack.set(other, array); + + // Ignore non-index properties. + while (++index < arrLength) { + var arrValue = array[index], + othValue = other[index]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, arrValue, index, other, array, stack) + : customizer(arrValue, othValue, index, array, other, stack); + } + if (compared !== undefined) { + if (compared) { + continue; + } + result = false; + break; + } + // Recursively compare arrays (susceptible to call stack limits). + if (seen) { + if (!arraySome(other, function(othValue, othIndex) { + if (!seen.has(othIndex) && + (arrValue === othValue || equalFunc(arrValue, othValue, customizer, bitmask, stack))) { + return seen.add(othIndex); + } + })) { + result = false; + break; + } + } else if (!( + arrValue === othValue || + equalFunc(arrValue, othValue, customizer, bitmask, stack) + )) { + result = false; + break; + } + } + stack['delete'](array); + return result; +} + +/** + * A specialized version of `baseIsEqualDeep` for comparing objects of + * the same `toStringTag`. + * + * **Note:** This function only supports comparing values with tags of + * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {string} tag The `toStringTag` of the objects to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { + switch (tag) { + case dataViewTag: + if ((object.byteLength != other.byteLength) || + (object.byteOffset != other.byteOffset)) { + return false; + } + object = object.buffer; + other = other.buffer; + + case arrayBufferTag: + if ((object.byteLength != other.byteLength) || + !equalFunc(new Uint8Array(object), new Uint8Array(other))) { + return false; + } + return true; + + case boolTag: + case dateTag: + case numberTag: + // Coerce booleans to `1` or `0` and dates to milliseconds. + // Invalid dates are coerced to `NaN`. + return eq(+object, +other); + + case errorTag: + return object.name == other.name && object.message == other.message; + + case regexpTag: + case stringTag: + // Coerce regexes to strings and treat strings, primitives and objects, + // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // for more details. + return object == (other + ''); + + case mapTag: + var convert = mapToArray; + + case setTag: + var isPartial = bitmask & PARTIAL_COMPARE_FLAG; + convert || (convert = setToArray); + + if (object.size != other.size && !isPartial) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked) { + return stacked == other; + } + bitmask |= UNORDERED_COMPARE_FLAG; + + // Recursively compare objects (susceptible to call stack limits). + stack.set(object, other); + var result = equalArrays(convert(object), convert(other), equalFunc, customizer, bitmask, stack); + stack['delete'](object); + return result; + + case symbolTag: + if (symbolValueOf) { + return symbolValueOf.call(object) == symbolValueOf.call(other); + } + } + return false; +} + +/** + * A specialized version of `baseIsEqualDeep` for objects with support for + * partial deep comparisons. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + objProps = keys(object), + objLength = objProps.length, + othProps = keys(other), + othLength = othProps.length; + + if (objLength != othLength && !isPartial) { + return false; + } + var index = objLength; + while (index--) { + var key = objProps[index]; + if (!(isPartial ? key in other : baseHas(other, key))) { + return false; + } + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked && stack.get(other)) { + return stacked == other; + } + var result = true; + stack.set(object, other); + stack.set(other, object); + + var skipCtor = isPartial; + while (++index < objLength) { + key = objProps[index]; + var objValue = object[key], + othValue = other[key]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, objValue, key, other, object, stack) + : customizer(objValue, othValue, key, object, other, stack); + } + // Recursively compare objects (susceptible to call stack limits). + if (!(compared === undefined + ? (objValue === othValue || equalFunc(objValue, othValue, customizer, bitmask, stack)) + : compared + )) { + result = false; + break; + } + skipCtor || (skipCtor = key == 'constructor'); + } + if (result && !skipCtor) { + var objCtor = object.constructor, + othCtor = other.constructor; + + // Non `Object` object instances with different constructors are not equal. + if (objCtor != othCtor && + ('constructor' in object && 'constructor' in other) && + !(typeof objCtor == 'function' && objCtor instanceof objCtor && + typeof othCtor == 'function' && othCtor instanceof othCtor)) { + result = false; + } + } + stack['delete'](object); + return result; +} + +/** + * Gets the "length" property value of `object`. + * + * **Note:** This function is used to avoid a + * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects + * Safari on at least iOS 8.1-8.3 ARM64. + * + * @private + * @param {Object} object The object to query. + * @returns {*} Returns the "length" value. + */ +var getLength = baseProperty('length'); + +/** + * Gets the data for `map`. + * + * @private + * @param {Object} map The map to query. + * @param {string} key The reference key. + * @returns {*} Returns the map data. + */ +function getMapData(map, key) { + var data = map.__data__; + return isKeyable(key) + ? data[typeof key == 'string' ? 'string' : 'hash'] + : data.map; +} + +/** + * Gets the property names, values, and compare flags of `object`. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the match data of `object`. + */ +function getMatchData(object) { + var result = keys(object), + length = result.length; + + while (length--) { + var key = result[length], + value = object[key]; + + result[length] = [key, value, isStrictComparable(value)]; + } + return result; +} + +/** + * Gets the native function at `key` of `object`. + * + * @private + * @param {Object} object The object to query. + * @param {string} key The key of the method to get. + * @returns {*} Returns the function if it's native, else `undefined`. + */ +function getNative(object, key) { + var value = getValue(object, key); + return baseIsNative(value) ? value : undefined; +} + +/** + * Gets the `[[Prototype]]` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {null|Object} Returns the `[[Prototype]]`. + */ +var getPrototype = overArg(nativeGetPrototype, Object); + +/** + * Gets the `toStringTag` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +var getTag = baseGetTag; + +// Fallback for data views, maps, sets, and weak maps in IE 11, +// for data views in Edge, and promises in Node.js. +if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || + (Map && getTag(new Map) != mapTag) || + (Promise && getTag(Promise.resolve()) != promiseTag) || + (Set && getTag(new Set) != setTag) || + (WeakMap && getTag(new WeakMap) != weakMapTag)) { + getTag = function(value) { + var result = objectToString.call(value), + Ctor = result == objectTag ? value.constructor : undefined, + ctorString = Ctor ? toSource(Ctor) : undefined; + + if (ctorString) { + switch (ctorString) { + case dataViewCtorString: return dataViewTag; + case mapCtorString: return mapTag; + case promiseCtorString: return promiseTag; + case setCtorString: return setTag; + case weakMapCtorString: return weakMapTag; + } + } + return result; + }; +} + +/** + * Checks if `path` exists on `object`. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @param {Function} hasFunc The function to check properties. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + */ +function hasPath(object, path, hasFunc) { + path = isKey(path, object) ? [path] : castPath(path); + + var result, + index = -1, + length = path.length; + + while (++index < length) { + var key = toKey(path[index]); + if (!(result = object != null && hasFunc(object, key))) { + break; + } + object = object[key]; + } + if (result) { + return result; + } + var length = object ? object.length : 0; + return !!length && isLength(length) && isIndex(key, length) && + (isArray(object) || isString(object) || isArguments(object)); +} + +/** + * Creates an array of index keys for `object` values of arrays, + * `arguments` objects, and strings, otherwise `null` is returned. + * + * @private + * @param {Object} object The object to query. + * @returns {Array|null} Returns index keys, else `null`. + */ +function indexKeys(object) { + var length = object ? object.length : undefined; + if (isLength(length) && + (isArray(object) || isString(object) || isArguments(object))) { + return baseTimes(length, String); + } + return null; +} + +/** + * Checks if `value` is a flattenable `arguments` object or array. * * @private * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is flattenable, else `false`. */ -function isFlattenableIteratee(value) { - return isArray(value) && !(value.length == 2 && !isFunction(value[0])); +function isFlattenable(value) { + return isArray(value) || isArguments(value) || + !!(spreadableSymbol && value && value[spreadableSymbol]) } /** - * Creates a function that invokes `func` with arguments transformed by - * corresponding `transforms`. + * Checks if `value` is a valid array-like index. + * + * @private + * @param {*} value The value to check. + * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index. + * @returns {boolean} Returns `true` if `value` is a valid index, else `false`. + */ +function isIndex(value, length) { + length = length == null ? MAX_SAFE_INTEGER : length; + return !!length && + (typeof value == 'number' || reIsUint.test(value)) && + (value > -1 && value % 1 == 0 && value < length); +} + +/** + * Checks if `value` is a property name and not a property path. + * + * @private + * @param {*} value The value to check. + * @param {Object} [object] The object to query keys on. + * @returns {boolean} Returns `true` if `value` is a property name, else `false`. + */ +function isKey(value, object) { + if (isArray(value)) { + return false; + } + var type = typeof value; + if (type == 'number' || type == 'symbol' || type == 'boolean' || + value == null || isSymbol(value)) { + return true; + } + return reIsPlainProp.test(value) || !reIsDeepProp.test(value) || + (object != null && value in Object(object)); +} + +/** + * Checks if `value` is suitable for use as unique object key. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is suitable, else `false`. + */ +function isKeyable(value) { + var type = typeof value; + return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean') + ? (value !== '__proto__') + : (value === null); +} + +/** + * Checks if `func` has its source masked. + * + * @private + * @param {Function} func The function to check. + * @returns {boolean} Returns `true` if `func` is masked, else `false`. + */ +function isMasked(func) { + return !!maskSrcKey && (maskSrcKey in func); +} + +/** + * Checks if `value` is likely a prototype object. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a prototype, else `false`. + */ +function isPrototype(value) { + var Ctor = value && value.constructor, + proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto; + + return value === proto; +} + +/** + * Checks if `value` is suitable for strict equality comparisons, i.e. `===`. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` if suitable for strict + * equality comparisons, else `false`. + */ +function isStrictComparable(value) { + return value === value && !isObject(value); +} + +/** + * A specialized version of `matchesProperty` for source values suitable + * for strict equality comparisons, i.e. `===`. + * + * @private + * @param {string} key The key of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function matchesStrictComparable(key, srcValue) { + return function(object) { + if (object == null) { + return false; + } + return object[key] === srcValue && + (srcValue !== undefined || (key in Object(object))); + }; +} + +/** + * Converts `string` to a property path array. + * + * @private + * @param {string} string The string to convert. + * @returns {Array} Returns the property path array. + */ +var stringToPath = memoize(function(string) { + var result = []; + toString(string).replace(rePropName, function(match, number, quote, string) { + result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match)); + }); + return result; +}); + +/** + * Converts `value` to a string key if it's not a string or symbol. + * + * @private + * @param {*} value The value to inspect. + * @returns {string|symbol} Returns the key. + */ +function toKey(value) { + if (typeof value == 'string' || isSymbol(value)) { + return value; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +/** + * Converts `func` to its source code. + * + * @private + * @param {Function} func The function to process. + * @returns {string} Returns the source code. + */ +function toSource(func) { + if (func != null) { + try { + return funcToString.call(func); + } catch (e) {} + try { + return (func + ''); + } catch (e) {} + } + return ''; +} + +/** + * Creates a function that memoizes the result of `func`. If `resolver` is + * provided, it determines the cache key for storing the result based on the + * arguments provided to the memoized function. By default, the first argument + * provided to the memoized function is used as the map cache key. The `func` + * is invoked with the `this` binding of the memoized function. + * + * **Note:** The cache is exposed as the `cache` property on the memoized + * function. Its creation may be customized by replacing the `_.memoize.Cache` + * constructor with one whose instances implement the + * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * method interface of `delete`, `get`, `has`, and `set`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Function + * @param {Function} func The function to have its output memoized. + * @param {Function} [resolver] The function to resolve the cache key. + * @returns {Function} Returns the new memoized function. + * @example + * + * var object = { 'a': 1, 'b': 2 }; + * var other = { 'c': 3, 'd': 4 }; + * + * var values = _.memoize(_.values); + * values(object); + * // => [1, 2] + * + * values(other); + * // => [3, 4] + * + * object.a = 2; + * values(object); + * // => [1, 2] + * + * // Modify the result cache. + * values.cache.set(object, ['a', 'b']); + * values(object); + * // => ['a', 'b'] + * + * // Replace `_.memoize.Cache`. + * _.memoize.Cache = WeakMap; + */ +function memoize(func, resolver) { + if (typeof func != 'function' || (resolver && typeof resolver != 'function')) { + throw new TypeError(FUNC_ERROR_TEXT); + } + var memoized = function() { + var args = arguments, + key = resolver ? resolver.apply(this, args) : args[0], + cache = memoized.cache; + + if (cache.has(key)) { + return cache.get(key); + } + var result = func.apply(this, args); + memoized.cache = cache.set(key, result); + return result; + }; + memoized.cache = new (memoize.Cache || MapCache); + return memoized; +} + +// Assign cache to `_.memoize`. +memoize.Cache = MapCache; + +/** + * Creates a function that invokes `func` with its arguments transformed. * * @static * @since 4.0.0 * @memberOf _ * @category Function * @param {Function} func The function to wrap. - * @param {...(Array|Array[]|Function|Function[]|Object|Object[]|string|string[])} - * [transforms[_.identity]] The functions to transform. + * @param {...(Function|Function[])} [transforms=[_.identity]] + * The argument transforms. * @returns {Function} Returns the new function. * @example * @@ -117,7 +1901,7 @@ function isFlattenableIteratee(value) { * * var func = _.overArgs(function(x, y) { * return [x, y]; - * }, square, doubled); + * }, [square, doubled]); * * func(9, 3); * // => [81, 6] @@ -125,13 +1909,13 @@ function isFlattenableIteratee(value) { * func(10, 5); * // => [100, 10] */ -var overArgs = rest(function(func, transforms) { +var overArgs = baseRest(function(func, transforms) { transforms = (transforms.length == 1 && isArray(transforms[0])) ? arrayMap(transforms[0], baseUnary(baseIteratee)) - : arrayMap(baseFlatten(transforms, 1, isFlattenableIteratee), baseUnary(baseIteratee)); + : arrayMap(baseFlatten(transforms, 1), baseUnary(baseIteratee)); var funcsLength = transforms.length; - return rest(function(args) { + return baseRest(function(args) { var index = -1, length = nativeMin(args.length, funcsLength); @@ -142,17 +1926,75 @@ var overArgs = rest(function(func, transforms) { }); }); +/** + * Performs a + * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * comparison between two values to determine if they are equivalent. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + * @example + * + * var object = { 'a': 1 }; + * var other = { 'a': 1 }; + * + * _.eq(object, object); + * // => true + * + * _.eq(object, other); + * // => false + * + * _.eq('a', 'a'); + * // => true + * + * _.eq('a', Object('a')); + * // => false + * + * _.eq(NaN, NaN); + * // => true + */ +function eq(value, other) { + return value === other || (value !== value && other !== other); +} + +/** + * Checks if `value` is likely an `arguments` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an `arguments` object, + * else `false`. + * @example + * + * _.isArguments(function() { return arguments; }()); + * // => true + * + * _.isArguments([1, 2, 3]); + * // => false + */ +function isArguments(value) { + // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && + (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); +} + /** * Checks if `value` is classified as an `Array` object. * * @static * @memberOf _ * @since 0.1.0 - * @type {Function} * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. + * @returns {boolean} Returns `true` if `value` is an array, else `false`. * @example * * _.isArray([1, 2, 3]); @@ -169,6 +2011,64 @@ var overArgs = rest(function(func, transforms) { */ var isArray = Array.isArray; +/** + * Checks if `value` is array-like. A value is considered array-like if it's + * not a function and has a `value.length` that's an integer greater than or + * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is array-like, else `false`. + * @example + * + * _.isArrayLike([1, 2, 3]); + * // => true + * + * _.isArrayLike(document.body.children); + * // => true + * + * _.isArrayLike('abc'); + * // => true + * + * _.isArrayLike(_.noop); + * // => false + */ +function isArrayLike(value) { + return value != null && isLength(getLength(value)) && !isFunction(value); +} + +/** + * This method is like `_.isArrayLike` except that it also checks if `value` + * is an object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array-like object, + * else `false`. + * @example + * + * _.isArrayLikeObject([1, 2, 3]); + * // => true + * + * _.isArrayLikeObject(document.body.children); + * // => true + * + * _.isArrayLikeObject('abc'); + * // => false + * + * _.isArrayLikeObject(_.noop); + * // => false + */ +function isArrayLikeObject(value) { + return isObjectLike(value) && isArrayLike(value); +} + /** * Checks if `value` is classified as a `Function` object. * @@ -177,8 +2077,7 @@ var isArray = Array.isArray; * @since 0.1.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a function, else `false`. * @example * * _.isFunction(_); @@ -195,6 +2094,38 @@ function isFunction(value) { return tag == funcTag || tag == genTag; } +/** + * Checks if `value` is a valid array-like length. + * + * **Note:** This function is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a valid length, + * else `false`. + * @example + * + * _.isLength(3); + * // => true + * + * _.isLength(Number.MIN_VALUE); + * // => false + * + * _.isLength(Infinity); + * // => false + * + * _.isLength('3'); + * // => false + */ +function isLength(value) { + return typeof value == 'number' && + value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER; +} + /** * Checks if `value` is the * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) @@ -225,4 +2156,274 @@ function isObject(value) { return !!value && (type == 'object' || type == 'function'); } +/** + * Checks if `value` is object-like. A value is object-like if it's not `null` + * and has a `typeof` result of "object". + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is object-like, else `false`. + * @example + * + * _.isObjectLike({}); + * // => true + * + * _.isObjectLike([1, 2, 3]); + * // => true + * + * _.isObjectLike(_.noop); + * // => false + * + * _.isObjectLike(null); + * // => false + */ +function isObjectLike(value) { + return !!value && typeof value == 'object'; +} + +/** + * Checks if `value` is classified as a `String` primitive or object. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a string, else `false`. + * @example + * + * _.isString('abc'); + * // => true + * + * _.isString(1); + * // => false + */ +function isString(value) { + return typeof value == 'string' || + (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); +} + +/** + * Checks if `value` is classified as a `Symbol` primitive or object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a symbol, else `false`. + * @example + * + * _.isSymbol(Symbol.iterator); + * // => true + * + * _.isSymbol('abc'); + * // => false + */ +function isSymbol(value) { + return typeof value == 'symbol' || + (isObjectLike(value) && objectToString.call(value) == symbolTag); +} + +/** + * Checks if `value` is classified as a typed array. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + * @example + * + * _.isTypedArray(new Uint8Array); + * // => true + * + * _.isTypedArray([]); + * // => false + */ +var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray; + +/** + * Converts `value` to a string. An empty string is returned for `null` + * and `undefined` values. The sign of `-0` is preserved. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to process. + * @returns {string} Returns the string. + * @example + * + * _.toString(null); + * // => '' + * + * _.toString(-0); + * // => '-0' + * + * _.toString([1, 2, 3]); + * // => '1,2,3' + */ +function toString(value) { + return value == null ? '' : baseToString(value); +} + +/** + * Gets the value at `path` of `object`. If the resolved value is + * `undefined`, the `defaultValue` is returned in its place. + * + * @static + * @memberOf _ + * @since 3.7.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @param {*} [defaultValue] The value returned for `undefined` resolved values. + * @returns {*} Returns the resolved value. + * @example + * + * var object = { 'a': [{ 'b': { 'c': 3 } }] }; + * + * _.get(object, 'a[0].b.c'); + * // => 3 + * + * _.get(object, ['a', '0', 'b', 'c']); + * // => 3 + * + * _.get(object, 'a.b.c', 'default'); + * // => 'default' + */ +function get(object, path, defaultValue) { + var result = object == null ? undefined : baseGet(object, path); + return result === undefined ? defaultValue : result; +} + +/** + * Checks if `path` is a direct or inherited property of `object`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + * @example + * + * var object = _.create({ 'a': _.create({ 'b': 2 }) }); + * + * _.hasIn(object, 'a'); + * // => true + * + * _.hasIn(object, 'a.b'); + * // => true + * + * _.hasIn(object, ['a', 'b']); + * // => true + * + * _.hasIn(object, 'b'); + * // => false + */ +function hasIn(object, path) { + return object != null && hasPath(object, path, baseHasIn); +} + +/** + * Creates an array of the own enumerable property names of `object`. + * + * **Note:** Non-object values are coerced to objects. See the + * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * for more details. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.keys(new Foo); + * // => ['a', 'b'] (iteration order is not guaranteed) + * + * _.keys('hi'); + * // => ['0', '1'] + */ +function keys(object) { + var isProto = isPrototype(object); + if (!(isProto || isArrayLike(object))) { + return baseKeys(object); + } + var indexes = indexKeys(object), + skipIndexes = !!indexes, + result = indexes || [], + length = result.length; + + for (var key in object) { + if (baseHas(object, key) && + !(skipIndexes && (key == 'length' || isIndex(key, length))) && + !(isProto && key == 'constructor')) { + result.push(key); + } + } + return result; +} + +/** + * This method returns the first argument it receives. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Util + * @param {*} value Any value. + * @returns {*} Returns `value`. + * @example + * + * var object = { 'a': 1 }; + * + * console.log(_.identity(object) === object); + * // => true + */ +function identity(value) { + return value; +} + +/** + * Creates a function that returns the value at `path` of a given object. + * + * @static + * @memberOf _ + * @since 2.4.0 + * @category Util + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + * @example + * + * var objects = [ + * { 'a': { 'b': 2 } }, + * { 'a': { 'b': 1 } } + * ]; + * + * _.map(objects, _.property('a.b')); + * // => [2, 1] + * + * _.map(_.sortBy(objects, _.property(['a', 'b'])), 'a.b'); + * // => [1, 2] + */ +function property(path) { + return isKey(path) ? baseProperty(toKey(path)) : basePropertyDeep(path); +} + module.exports = overArgs; diff --git a/lodash.overargs/package.json b/lodash.overargs/package.json index a135cd908..1972b7210 100644 --- a/lodash.overargs/package.json +++ b/lodash.overargs/package.json @@ -1,6 +1,6 @@ { "name": "lodash.overargs", - "version": "4.5.0", + "version": "4.6.0", "description": "The lodash method `_.overArgs` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", @@ -13,10 +13,5 @@ "Mathias Bynens (https://mathiasbynens.be/)" ], "repository": "lodash/lodash", - "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" }, - "dependencies": { - "lodash._baseflatten": "~4.2.0", - "lodash._baseiteratee": "~4.7.0", - "lodash.rest": "^4.0.0" - } + "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" } } diff --git a/lodash.overevery/README.md b/lodash.overevery/README.md index 4bdabeb43..d60162343 100644 --- a/lodash.overevery/README.md +++ b/lodash.overevery/README.md @@ -1,4 +1,4 @@ -# lodash.overevery v4.5.0 +# lodash.overevery v4.6.0 The [lodash](https://lodash.com/) method `_.overEvery` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var overEvery = require('lodash.overevery'); ``` -See the [documentation](https://lodash.com/docs#overEvery) or [package source](https://github.com/lodash/lodash/blob/4.5.0-npm-packages/lodash.overevery) for more details. +See the [documentation](https://lodash.com/docs#overEvery) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.overevery) for more details. diff --git a/lodash.overevery/index.js b/lodash.overevery/index.js index 0f163dcec..81d6e6361 100644 --- a/lodash.overevery/index.js +++ b/lodash.overevery/index.js @@ -6,13 +6,120 @@ * Based on Underscore.js 1.8.3 * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors */ -var baseFlatten = require('lodash._baseflatten'), - baseIteratee = require('lodash._baseiteratee'), - rest = require('lodash.rest'); + +/** Used as the size to enable large array optimizations. */ +var LARGE_ARRAY_SIZE = 200; + +/** Used as the `TypeError` message for "Functions" methods. */ +var FUNC_ERROR_TEXT = 'Expected a function'; + +/** Used to stand-in for `undefined` hash values. */ +var HASH_UNDEFINED = '__lodash_hash_undefined__'; + +/** Used to compose bitmasks for comparison styles. */ +var UNORDERED_COMPARE_FLAG = 1, + PARTIAL_COMPARE_FLAG = 2; + +/** Used as references for various `Number` constants. */ +var INFINITY = 1 / 0, + MAX_SAFE_INTEGER = 9007199254740991; /** `Object#toString` result references. */ -var funcTag = '[object Function]', - genTag = '[object GeneratorFunction]'; +var argsTag = '[object Arguments]', + arrayTag = '[object Array]', + boolTag = '[object Boolean]', + dateTag = '[object Date]', + errorTag = '[object Error]', + funcTag = '[object Function]', + genTag = '[object GeneratorFunction]', + mapTag = '[object Map]', + numberTag = '[object Number]', + objectTag = '[object Object]', + promiseTag = '[object Promise]', + regexpTag = '[object RegExp]', + setTag = '[object Set]', + stringTag = '[object String]', + symbolTag = '[object Symbol]', + weakMapTag = '[object WeakMap]'; + +var arrayBufferTag = '[object ArrayBuffer]', + dataViewTag = '[object DataView]', + float32Tag = '[object Float32Array]', + float64Tag = '[object Float64Array]', + int8Tag = '[object Int8Array]', + int16Tag = '[object Int16Array]', + int32Tag = '[object Int32Array]', + uint8Tag = '[object Uint8Array]', + uint8ClampedTag = '[object Uint8ClampedArray]', + uint16Tag = '[object Uint16Array]', + uint32Tag = '[object Uint32Array]'; + +/** Used to match property names within property paths. */ +var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, + reIsPlainProp = /^\w*$/, + rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(\.|\[\])(?:\4|$))/g; + +/** + * Used to match `RegExp` + * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + */ +var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; + +/** Used to match backslashes in property paths. */ +var reEscapeChar = /\\(\\)?/g; + +/** Used to detect host constructors (Safari). */ +var reIsHostCtor = /^\[object .+?Constructor\]$/; + +/** Used to detect unsigned integer values. */ +var reIsUint = /^(?:0|[1-9]\d*)$/; + +/** Used to identify `toStringTag` values of typed arrays. */ +var typedArrayTags = {}; +typedArrayTags[float32Tag] = typedArrayTags[float64Tag] = +typedArrayTags[int8Tag] = typedArrayTags[int16Tag] = +typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] = +typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] = +typedArrayTags[uint32Tag] = true; +typedArrayTags[argsTag] = typedArrayTags[arrayTag] = +typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] = +typedArrayTags[dataViewTag] = typedArrayTags[dateTag] = +typedArrayTags[errorTag] = typedArrayTags[funcTag] = +typedArrayTags[mapTag] = typedArrayTags[numberTag] = +typedArrayTags[objectTag] = typedArrayTags[regexpTag] = +typedArrayTags[setTag] = typedArrayTags[stringTag] = +typedArrayTags[weakMapTag] = false; + +/** Detect free variable `global` from Node.js. */ +var freeGlobal = typeof global == 'object' && global && global.Object === Object && global; + +/** Detect free variable `self`. */ +var freeSelf = typeof self == 'object' && self && self.Object === Object && self; + +/** Used as a reference to the global object. */ +var root = freeGlobal || freeSelf || Function('return this')(); + +/** Detect free variable `exports`. */ +var freeExports = freeGlobal && typeof exports == 'object' && exports; + +/** Detect free variable `module`. */ +var freeModule = freeExports && typeof module == 'object' && module; + +/** Detect the popular CommonJS extension `module.exports`. */ +var moduleExports = freeModule && freeModule.exports === freeExports; + +/** Detect free variable `process` from Node.js. */ +var freeProcess = moduleExports && freeGlobal.process; + +/** Used to access faster Node.js helpers. */ +var nodeUtil = (function() { + try { + return freeProcess && freeProcess.binding('util'); + } catch (e) {} +}()); + +/* Node.js helper references. */ +var nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray; /** * A faster alternative to `Function#apply`, this function invokes `func` @@ -25,8 +132,7 @@ var funcTag = '[object Function]', * @returns {*} Returns the result of `func`. */ function apply(func, thisArg, args) { - var length = args.length; - switch (length) { + switch (args.length) { case 0: return func.call(thisArg); case 1: return func.call(thisArg, args[0]); case 2: return func.call(thisArg, args[0], args[1]); @@ -40,14 +146,14 @@ function apply(func, thisArg, args) { * iteratee shorthands. * * @private - * @param {Array} array The array to iterate over. + * @param {Array} [array] The array to iterate over. * @param {Function} predicate The function invoked per iteration. * @returns {boolean} Returns `true` if all elements pass the predicate check, * else `false`. */ function arrayEvery(array, predicate) { var index = -1, - length = array.length; + length = array ? array.length : 0; while (++index < length) { if (!predicate(array[index], index, array)) { @@ -62,13 +168,13 @@ function arrayEvery(array, predicate) { * shorthands. * * @private - * @param {Array} array The array to iterate over. + * @param {Array} [array] The array to iterate over. * @param {Function} iteratee The function invoked per iteration. * @returns {Array} Returns the new mapped array. */ function arrayMap(array, iteratee) { var index = -1, - length = array.length, + length = array ? array.length : 0, result = Array(length); while (++index < length) { @@ -78,7 +184,80 @@ function arrayMap(array, iteratee) { } /** - * The base implementation of `_.unary` without support for storing wrapper metadata. + * Appends the elements of `values` to `array`. + * + * @private + * @param {Array} array The array to modify. + * @param {Array} values The values to append. + * @returns {Array} Returns `array`. + */ +function arrayPush(array, values) { + var index = -1, + length = values.length, + offset = array.length; + + while (++index < length) { + array[offset + index] = values[index]; + } + return array; +} + +/** + * A specialized version of `_.some` for arrays without support for iteratee + * shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} predicate The function invoked per iteration. + * @returns {boolean} Returns `true` if any element passes the predicate check, + * else `false`. + */ +function arraySome(array, predicate) { + var index = -1, + length = array ? array.length : 0; + + while (++index < length) { + if (predicate(array[index], index, array)) { + return true; + } + } + return false; +} + +/** + * The base implementation of `_.property` without support for deep paths. + * + * @private + * @param {string} key The key of the property to get. + * @returns {Function} Returns the new accessor function. + */ +function baseProperty(key) { + return function(object) { + return object == null ? undefined : object[key]; + }; +} + +/** + * The base implementation of `_.times` without support for iteratee shorthands + * or max array length checks. + * + * @private + * @param {number} n The number of times to invoke `iteratee`. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns the array of results. + */ +function baseTimes(n, iteratee) { + var index = -1, + result = Array(n); + + while (++index < n) { + result[index] = iteratee(index); + } + return result; +} + +/** + * The base implementation of `_.unary` without support for storing metadata. * * @private * @param {Function} func The function to cap arguments for. @@ -90,8 +269,103 @@ function baseUnary(func) { }; } +/** + * Gets the value at `key` of `object`. + * + * @private + * @param {Object} [object] The object to query. + * @param {string} key The key of the property to get. + * @returns {*} Returns the property value. + */ +function getValue(object, key) { + return object == null ? undefined : object[key]; +} + +/** + * Checks if `value` is a host object in IE < 9. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a host object, else `false`. + */ +function isHostObject(value) { + // Many host objects are `Object` objects that can coerce to strings + // despite having improperly defined `toString` methods. + var result = false; + if (value != null && typeof value.toString != 'function') { + try { + result = !!(value + ''); + } catch (e) {} + } + return result; +} + +/** + * Converts `map` to its key-value pairs. + * + * @private + * @param {Object} map The map to convert. + * @returns {Array} Returns the key-value pairs. + */ +function mapToArray(map) { + var index = -1, + result = Array(map.size); + + map.forEach(function(value, key) { + result[++index] = [key, value]; + }); + return result; +} + +/** + * Creates a function that invokes `func` with its first argument transformed. + * + * @private + * @param {Function} func The function to wrap. + * @param {Function} transform The argument transform. + * @returns {Function} Returns the new function. + */ +function overArg(func, transform) { + return function(arg) { + return func(transform(arg)); + }; +} + +/** + * Converts `set` to an array of its values. + * + * @private + * @param {Object} set The set to convert. + * @returns {Array} Returns the values. + */ +function setToArray(set) { + var index = -1, + result = Array(set.size); + + set.forEach(function(value) { + result[++index] = value; + }); + return result; +} + /** Used for built-in method references. */ -var objectProto = Object.prototype; +var arrayProto = Array.prototype, + objectProto = Object.prototype; + +/** Used to detect overreaching core-js shims. */ +var coreJsData = root['__core-js_shared__']; + +/** Used to detect methods masquerading as native. */ +var maskSrcKey = (function() { + var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || ''); + return uid ? ('Symbol(src)_1.' + uid) : ''; +}()); + +/** Used to resolve the decompiled source of functions. */ +var funcToString = Function.prototype.toString; + +/** Used to check objects for own properties. */ +var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the @@ -100,6 +374,911 @@ var objectProto = Object.prototype; */ var objectToString = objectProto.toString; +/** Used to detect if a method is native. */ +var reIsNative = RegExp('^' + + funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&') + .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$' +); + +/** Built-in value references. */ +var Symbol = root.Symbol, + Uint8Array = root.Uint8Array, + propertyIsEnumerable = objectProto.propertyIsEnumerable, + splice = arrayProto.splice, + spreadableSymbol = Symbol ? Symbol.isConcatSpreadable : undefined; + +/* Built-in method references for those with the same name as other `lodash` methods. */ +var nativeGetPrototype = Object.getPrototypeOf, + nativeKeys = Object.keys, + nativeMax = Math.max; + +/* Built-in method references that are verified to be native. */ +var DataView = getNative(root, 'DataView'), + Map = getNative(root, 'Map'), + Promise = getNative(root, 'Promise'), + Set = getNative(root, 'Set'), + WeakMap = getNative(root, 'WeakMap'), + nativeCreate = getNative(Object, 'create'); + +/** Used to detect maps, sets, and weakmaps. */ +var dataViewCtorString = toSource(DataView), + mapCtorString = toSource(Map), + promiseCtorString = toSource(Promise), + setCtorString = toSource(Set), + weakMapCtorString = toSource(WeakMap); + +/** Used to convert symbols to primitives and strings. */ +var symbolProto = Symbol ? Symbol.prototype : undefined, + symbolValueOf = symbolProto ? symbolProto.valueOf : undefined, + symbolToString = symbolProto ? symbolProto.toString : undefined; + +/** + * Creates a hash object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Hash(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the hash. + * + * @private + * @name clear + * @memberOf Hash + */ +function hashClear() { + this.__data__ = nativeCreate ? nativeCreate(null) : {}; +} + +/** + * Removes `key` and its value from the hash. + * + * @private + * @name delete + * @memberOf Hash + * @param {Object} hash The hash to modify. + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function hashDelete(key) { + return this.has(key) && delete this.__data__[key]; +} + +/** + * Gets the hash value for `key`. + * + * @private + * @name get + * @memberOf Hash + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function hashGet(key) { + var data = this.__data__; + if (nativeCreate) { + var result = data[key]; + return result === HASH_UNDEFINED ? undefined : result; + } + return hasOwnProperty.call(data, key) ? data[key] : undefined; +} + +/** + * Checks if a hash value for `key` exists. + * + * @private + * @name has + * @memberOf Hash + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function hashHas(key) { + var data = this.__data__; + return nativeCreate ? data[key] !== undefined : hasOwnProperty.call(data, key); +} + +/** + * Sets the hash `key` to `value`. + * + * @private + * @name set + * @memberOf Hash + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the hash instance. + */ +function hashSet(key, value) { + var data = this.__data__; + data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value; + return this; +} + +// Add methods to `Hash`. +Hash.prototype.clear = hashClear; +Hash.prototype['delete'] = hashDelete; +Hash.prototype.get = hashGet; +Hash.prototype.has = hashHas; +Hash.prototype.set = hashSet; + +/** + * Creates an list cache object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function ListCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the list cache. + * + * @private + * @name clear + * @memberOf ListCache + */ +function listCacheClear() { + this.__data__ = []; +} + +/** + * Removes `key` and its value from the list cache. + * + * @private + * @name delete + * @memberOf ListCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function listCacheDelete(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + return false; + } + var lastIndex = data.length - 1; + if (index == lastIndex) { + data.pop(); + } else { + splice.call(data, index, 1); + } + return true; +} + +/** + * Gets the list cache value for `key`. + * + * @private + * @name get + * @memberOf ListCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function listCacheGet(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + return index < 0 ? undefined : data[index][1]; +} + +/** + * Checks if a list cache value for `key` exists. + * + * @private + * @name has + * @memberOf ListCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function listCacheHas(key) { + return assocIndexOf(this.__data__, key) > -1; +} + +/** + * Sets the list cache `key` to `value`. + * + * @private + * @name set + * @memberOf ListCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the list cache instance. + */ +function listCacheSet(key, value) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + data.push([key, value]); + } else { + data[index][1] = value; + } + return this; +} + +// Add methods to `ListCache`. +ListCache.prototype.clear = listCacheClear; +ListCache.prototype['delete'] = listCacheDelete; +ListCache.prototype.get = listCacheGet; +ListCache.prototype.has = listCacheHas; +ListCache.prototype.set = listCacheSet; + +/** + * Creates a map cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function MapCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the map. + * + * @private + * @name clear + * @memberOf MapCache + */ +function mapCacheClear() { + this.__data__ = { + 'hash': new Hash, + 'map': new (Map || ListCache), + 'string': new Hash + }; +} + +/** + * Removes `key` and its value from the map. + * + * @private + * @name delete + * @memberOf MapCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function mapCacheDelete(key) { + return getMapData(this, key)['delete'](key); +} + +/** + * Gets the map value for `key`. + * + * @private + * @name get + * @memberOf MapCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function mapCacheGet(key) { + return getMapData(this, key).get(key); +} + +/** + * Checks if a map value for `key` exists. + * + * @private + * @name has + * @memberOf MapCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function mapCacheHas(key) { + return getMapData(this, key).has(key); +} + +/** + * Sets the map `key` to `value`. + * + * @private + * @name set + * @memberOf MapCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the map cache instance. + */ +function mapCacheSet(key, value) { + getMapData(this, key).set(key, value); + return this; +} + +// Add methods to `MapCache`. +MapCache.prototype.clear = mapCacheClear; +MapCache.prototype['delete'] = mapCacheDelete; +MapCache.prototype.get = mapCacheGet; +MapCache.prototype.has = mapCacheHas; +MapCache.prototype.set = mapCacheSet; + +/** + * + * Creates an array cache object to store unique values. + * + * @private + * @constructor + * @param {Array} [values] The values to cache. + */ +function SetCache(values) { + var index = -1, + length = values ? values.length : 0; + + this.__data__ = new MapCache; + while (++index < length) { + this.add(values[index]); + } +} + +/** + * Adds `value` to the array cache. + * + * @private + * @name add + * @memberOf SetCache + * @alias push + * @param {*} value The value to cache. + * @returns {Object} Returns the cache instance. + */ +function setCacheAdd(value) { + this.__data__.set(value, HASH_UNDEFINED); + return this; +} + +/** + * Checks if `value` is in the array cache. + * + * @private + * @name has + * @memberOf SetCache + * @param {*} value The value to search for. + * @returns {number} Returns `true` if `value` is found, else `false`. + */ +function setCacheHas(value) { + return this.__data__.has(value); +} + +// Add methods to `SetCache`. +SetCache.prototype.add = SetCache.prototype.push = setCacheAdd; +SetCache.prototype.has = setCacheHas; + +/** + * Creates a stack cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Stack(entries) { + this.__data__ = new ListCache(entries); +} + +/** + * Removes all key-value entries from the stack. + * + * @private + * @name clear + * @memberOf Stack + */ +function stackClear() { + this.__data__ = new ListCache; +} + +/** + * Removes `key` and its value from the stack. + * + * @private + * @name delete + * @memberOf Stack + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function stackDelete(key) { + return this.__data__['delete'](key); +} + +/** + * Gets the stack value for `key`. + * + * @private + * @name get + * @memberOf Stack + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function stackGet(key) { + return this.__data__.get(key); +} + +/** + * Checks if a stack value for `key` exists. + * + * @private + * @name has + * @memberOf Stack + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function stackHas(key) { + return this.__data__.has(key); +} + +/** + * Sets the stack `key` to `value`. + * + * @private + * @name set + * @memberOf Stack + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the stack cache instance. + */ +function stackSet(key, value) { + var cache = this.__data__; + if (cache instanceof ListCache) { + var pairs = cache.__data__; + if (!Map || (pairs.length < LARGE_ARRAY_SIZE - 1)) { + pairs.push([key, value]); + return this; + } + cache = this.__data__ = new MapCache(pairs); + } + cache.set(key, value); + return this; +} + +// Add methods to `Stack`. +Stack.prototype.clear = stackClear; +Stack.prototype['delete'] = stackDelete; +Stack.prototype.get = stackGet; +Stack.prototype.has = stackHas; +Stack.prototype.set = stackSet; + +/** + * Gets the index at which the `key` is found in `array` of key-value pairs. + * + * @private + * @param {Array} array The array to search. + * @param {*} key The key to search for. + * @returns {number} Returns the index of the matched value, else `-1`. + */ +function assocIndexOf(array, key) { + var length = array.length; + while (length--) { + if (eq(array[length][0], key)) { + return length; + } + } + return -1; +} + +/** + * The base implementation of `_.flatten` with support for restricting flattening. + * + * @private + * @param {Array} array The array to flatten. + * @param {number} depth The maximum recursion depth. + * @param {boolean} [predicate=isFlattenable] The function invoked per iteration. + * @param {boolean} [isStrict] Restrict to values that pass `predicate` checks. + * @param {Array} [result=[]] The initial result value. + * @returns {Array} Returns the new flattened array. + */ +function baseFlatten(array, depth, predicate, isStrict, result) { + var index = -1, + length = array.length; + + predicate || (predicate = isFlattenable); + result || (result = []); + + while (++index < length) { + var value = array[index]; + if (depth > 0 && predicate(value)) { + if (depth > 1) { + // Recursively flatten arrays (susceptible to call stack limits). + baseFlatten(value, depth - 1, predicate, isStrict, result); + } else { + arrayPush(result, value); + } + } else if (!isStrict) { + result[result.length] = value; + } + } + return result; +} + +/** + * The base implementation of `_.get` without support for default values. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @returns {*} Returns the resolved value. + */ +function baseGet(object, path) { + path = isKey(path, object) ? [path] : castPath(path); + + var index = 0, + length = path.length; + + while (object != null && index < length) { + object = object[toKey(path[index++])]; + } + return (index && index == length) ? object : undefined; +} + +/** + * The base implementation of `getTag`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +function baseGetTag(value) { + return objectToString.call(value); +} + +/** + * The base implementation of `_.has` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHas(object, key) { + // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, + // that are composed entirely of index properties, return `false` for + // `hasOwnProperty` checks of them. + return object != null && + (hasOwnProperty.call(object, key) || + (typeof object == 'object' && key in object && getPrototype(object) === null)); +} + +/** + * The base implementation of `_.hasIn` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHasIn(object, key) { + return object != null && key in Object(object); +} + +/** + * The base implementation of `_.isEqual` which supports partial comparisons + * and tracks traversed objects. + * + * @private + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @param {Function} [customizer] The function to customize comparisons. + * @param {boolean} [bitmask] The bitmask of comparison flags. + * The bitmask may be composed of the following flags: + * 1 - Unordered comparison + * 2 - Partial comparison + * @param {Object} [stack] Tracks traversed `value` and `other` objects. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + */ +function baseIsEqual(value, other, customizer, bitmask, stack) { + if (value === other) { + return true; + } + if (value == null || other == null || (!isObject(value) && !isObjectLike(other))) { + return value !== value && other !== other; + } + return baseIsEqualDeep(value, other, baseIsEqual, customizer, bitmask, stack); +} + +/** + * A specialized version of `baseIsEqual` for arrays and objects which performs + * deep comparisons and tracks traversed objects enabling objects with circular + * references to be compared. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} [customizer] The function to customize comparisons. + * @param {number} [bitmask] The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} [stack] Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function baseIsEqualDeep(object, other, equalFunc, customizer, bitmask, stack) { + var objIsArr = isArray(object), + othIsArr = isArray(other), + objTag = arrayTag, + othTag = arrayTag; + + if (!objIsArr) { + objTag = getTag(object); + objTag = objTag == argsTag ? objectTag : objTag; + } + if (!othIsArr) { + othTag = getTag(other); + othTag = othTag == argsTag ? objectTag : othTag; + } + var objIsObj = objTag == objectTag && !isHostObject(object), + othIsObj = othTag == objectTag && !isHostObject(other), + isSameTag = objTag == othTag; + + if (isSameTag && !objIsObj) { + stack || (stack = new Stack); + return (objIsArr || isTypedArray(object)) + ? equalArrays(object, other, equalFunc, customizer, bitmask, stack) + : equalByTag(object, other, objTag, equalFunc, customizer, bitmask, stack); + } + if (!(bitmask & PARTIAL_COMPARE_FLAG)) { + var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'), + othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__'); + + if (objIsWrapped || othIsWrapped) { + var objUnwrapped = objIsWrapped ? object.value() : object, + othUnwrapped = othIsWrapped ? other.value() : other; + + stack || (stack = new Stack); + return equalFunc(objUnwrapped, othUnwrapped, customizer, bitmask, stack); + } + } + if (!isSameTag) { + return false; + } + stack || (stack = new Stack); + return equalObjects(object, other, equalFunc, customizer, bitmask, stack); +} + +/** + * The base implementation of `_.isMatch` without support for iteratee shorthands. + * + * @private + * @param {Object} object The object to inspect. + * @param {Object} source The object of property values to match. + * @param {Array} matchData The property names, values, and compare flags to match. + * @param {Function} [customizer] The function to customize comparisons. + * @returns {boolean} Returns `true` if `object` is a match, else `false`. + */ +function baseIsMatch(object, source, matchData, customizer) { + var index = matchData.length, + length = index, + noCustomizer = !customizer; + + if (object == null) { + return !length; + } + object = Object(object); + while (index--) { + var data = matchData[index]; + if ((noCustomizer && data[2]) + ? data[1] !== object[data[0]] + : !(data[0] in object) + ) { + return false; + } + } + while (++index < length) { + data = matchData[index]; + var key = data[0], + objValue = object[key], + srcValue = data[1]; + + if (noCustomizer && data[2]) { + if (objValue === undefined && !(key in object)) { + return false; + } + } else { + var stack = new Stack; + if (customizer) { + var result = customizer(objValue, srcValue, key, object, source, stack); + } + if (!(result === undefined + ? baseIsEqual(srcValue, objValue, customizer, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG, stack) + : result + )) { + return false; + } + } + } + return true; +} + +/** + * The base implementation of `_.isNative` without bad shim checks. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a native function, + * else `false`. + */ +function baseIsNative(value) { + if (!isObject(value) || isMasked(value)) { + return false; + } + var pattern = (isFunction(value) || isHostObject(value)) ? reIsNative : reIsHostCtor; + return pattern.test(toSource(value)); +} + +/** + * The base implementation of `_.isTypedArray` without Node.js optimizations. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + */ +function baseIsTypedArray(value) { + return isObjectLike(value) && + isLength(value.length) && !!typedArrayTags[objectToString.call(value)]; +} + +/** + * The base implementation of `_.iteratee`. + * + * @private + * @param {*} [value=_.identity] The value to convert to an iteratee. + * @returns {Function} Returns the iteratee. + */ +function baseIteratee(value) { + // Don't store the `typeof` result in a variable to avoid a JIT bug in Safari 9. + // See https://bugs.webkit.org/show_bug.cgi?id=156034 for more details. + if (typeof value == 'function') { + return value; + } + if (value == null) { + return identity; + } + if (typeof value == 'object') { + return isArray(value) + ? baseMatchesProperty(value[0], value[1]) + : baseMatches(value); + } + return property(value); +} + +/** + * The base implementation of `_.keys` which doesn't skip the constructor + * property of prototypes or treat sparse arrays as dense. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + */ +var baseKeys = overArg(nativeKeys, Object); + +/** + * The base implementation of `_.matches` which doesn't clone `source`. + * + * @private + * @param {Object} source The object of property values to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatches(source) { + var matchData = getMatchData(source); + if (matchData.length == 1 && matchData[0][2]) { + return matchesStrictComparable(matchData[0][0], matchData[0][1]); + } + return function(object) { + return object === source || baseIsMatch(object, source, matchData); + }; +} + +/** + * The base implementation of `_.matchesProperty` which doesn't clone `srcValue`. + * + * @private + * @param {string} path The path of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatchesProperty(path, srcValue) { + if (isKey(path) && isStrictComparable(srcValue)) { + return matchesStrictComparable(toKey(path), srcValue); + } + return function(object) { + var objValue = get(object, path); + return (objValue === undefined && objValue === srcValue) + ? hasIn(object, path) + : baseIsEqual(srcValue, objValue, undefined, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG); + }; +} + +/** + * A specialized version of `baseProperty` which supports deep paths. + * + * @private + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + */ +function basePropertyDeep(path) { + return function(object) { + return baseGet(object, path); + }; +} + +/** + * The base implementation of `_.rest` which doesn't validate or coerce arguments. + * + * @private + * @param {Function} func The function to apply a rest parameter to. + * @param {number} [start=func.length-1] The start position of the rest parameter. + * @returns {Function} Returns the new function. + */ +function baseRest(func, start) { + start = nativeMax(start === undefined ? (func.length - 1) : start, 0); + return function() { + var args = arguments, + index = -1, + length = nativeMax(args.length - start, 0), + array = Array(length); + + while (++index < length) { + array[index] = args[start + index]; + } + index = -1; + var otherArgs = Array(start + 1); + while (++index < start) { + otherArgs[index] = args[index]; + } + otherArgs[start] = array; + return apply(func, this, otherArgs); + }; +} + +/** + * The base implementation of `_.toString` which doesn't convert nullish + * values to empty strings. + * + * @private + * @param {*} value The value to process. + * @returns {string} Returns the string. + */ +function baseToString(value) { + // Exit early for strings to avoid a performance hit in some environments. + if (typeof value == 'string') { + return value; + } + if (isSymbol(value)) { + return symbolToString ? symbolToString.call(value) : ''; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +/** + * Casts `value` to a path array if it's not one. + * + * @private + * @param {*} value The value to inspect. + * @returns {Array} Returns the cast property path array. + */ +function castPath(value) { + return isArray(value) ? value : stringToPath(value); +} + /** * Creates a function like `_.over`. * @@ -108,12 +1287,12 @@ var objectToString = objectProto.toString; * @returns {Function} Returns the new over function. */ function createOver(arrayFunc) { - return rest(function(iteratees) { + return baseRest(function(iteratees) { iteratees = (iteratees.length == 1 && isArray(iteratees[0])) ? arrayMap(iteratees[0], baseUnary(baseIteratee)) - : arrayMap(baseFlatten(iteratees, 1, isFlattenableIteratee), baseUnary(baseIteratee)); + : arrayMap(baseFlatten(iteratees, 1), baseUnary(baseIteratee)); - return rest(function(args) { + return baseRest(function(args) { var thisArg = this; return arrayFunc(iteratees, function(iteratee) { return apply(iteratee, thisArg, args); @@ -123,15 +1302,683 @@ function createOver(arrayFunc) { } /** - * Checks if `value` is a flattenable array and not a `_.matchesProperty` - * iteratee shorthand. + * A specialized version of `baseIsEqualDeep` for arrays with support for + * partial deep comparisons. + * + * @private + * @param {Array} array The array to compare. + * @param {Array} other The other array to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `array` and `other` objects. + * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`. + */ +function equalArrays(array, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + arrLength = array.length, + othLength = other.length; + + if (arrLength != othLength && !(isPartial && othLength > arrLength)) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(array); + if (stacked && stack.get(other)) { + return stacked == other; + } + var index = -1, + result = true, + seen = (bitmask & UNORDERED_COMPARE_FLAG) ? new SetCache : undefined; + + stack.set(array, other); + stack.set(other, array); + + // Ignore non-index properties. + while (++index < arrLength) { + var arrValue = array[index], + othValue = other[index]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, arrValue, index, other, array, stack) + : customizer(arrValue, othValue, index, array, other, stack); + } + if (compared !== undefined) { + if (compared) { + continue; + } + result = false; + break; + } + // Recursively compare arrays (susceptible to call stack limits). + if (seen) { + if (!arraySome(other, function(othValue, othIndex) { + if (!seen.has(othIndex) && + (arrValue === othValue || equalFunc(arrValue, othValue, customizer, bitmask, stack))) { + return seen.add(othIndex); + } + })) { + result = false; + break; + } + } else if (!( + arrValue === othValue || + equalFunc(arrValue, othValue, customizer, bitmask, stack) + )) { + result = false; + break; + } + } + stack['delete'](array); + return result; +} + +/** + * A specialized version of `baseIsEqualDeep` for comparing objects of + * the same `toStringTag`. + * + * **Note:** This function only supports comparing values with tags of + * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {string} tag The `toStringTag` of the objects to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { + switch (tag) { + case dataViewTag: + if ((object.byteLength != other.byteLength) || + (object.byteOffset != other.byteOffset)) { + return false; + } + object = object.buffer; + other = other.buffer; + + case arrayBufferTag: + if ((object.byteLength != other.byteLength) || + !equalFunc(new Uint8Array(object), new Uint8Array(other))) { + return false; + } + return true; + + case boolTag: + case dateTag: + case numberTag: + // Coerce booleans to `1` or `0` and dates to milliseconds. + // Invalid dates are coerced to `NaN`. + return eq(+object, +other); + + case errorTag: + return object.name == other.name && object.message == other.message; + + case regexpTag: + case stringTag: + // Coerce regexes to strings and treat strings, primitives and objects, + // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // for more details. + return object == (other + ''); + + case mapTag: + var convert = mapToArray; + + case setTag: + var isPartial = bitmask & PARTIAL_COMPARE_FLAG; + convert || (convert = setToArray); + + if (object.size != other.size && !isPartial) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked) { + return stacked == other; + } + bitmask |= UNORDERED_COMPARE_FLAG; + + // Recursively compare objects (susceptible to call stack limits). + stack.set(object, other); + var result = equalArrays(convert(object), convert(other), equalFunc, customizer, bitmask, stack); + stack['delete'](object); + return result; + + case symbolTag: + if (symbolValueOf) { + return symbolValueOf.call(object) == symbolValueOf.call(other); + } + } + return false; +} + +/** + * A specialized version of `baseIsEqualDeep` for objects with support for + * partial deep comparisons. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + objProps = keys(object), + objLength = objProps.length, + othProps = keys(other), + othLength = othProps.length; + + if (objLength != othLength && !isPartial) { + return false; + } + var index = objLength; + while (index--) { + var key = objProps[index]; + if (!(isPartial ? key in other : baseHas(other, key))) { + return false; + } + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked && stack.get(other)) { + return stacked == other; + } + var result = true; + stack.set(object, other); + stack.set(other, object); + + var skipCtor = isPartial; + while (++index < objLength) { + key = objProps[index]; + var objValue = object[key], + othValue = other[key]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, objValue, key, other, object, stack) + : customizer(objValue, othValue, key, object, other, stack); + } + // Recursively compare objects (susceptible to call stack limits). + if (!(compared === undefined + ? (objValue === othValue || equalFunc(objValue, othValue, customizer, bitmask, stack)) + : compared + )) { + result = false; + break; + } + skipCtor || (skipCtor = key == 'constructor'); + } + if (result && !skipCtor) { + var objCtor = object.constructor, + othCtor = other.constructor; + + // Non `Object` object instances with different constructors are not equal. + if (objCtor != othCtor && + ('constructor' in object && 'constructor' in other) && + !(typeof objCtor == 'function' && objCtor instanceof objCtor && + typeof othCtor == 'function' && othCtor instanceof othCtor)) { + result = false; + } + } + stack['delete'](object); + return result; +} + +/** + * Gets the "length" property value of `object`. + * + * **Note:** This function is used to avoid a + * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects + * Safari on at least iOS 8.1-8.3 ARM64. + * + * @private + * @param {Object} object The object to query. + * @returns {*} Returns the "length" value. + */ +var getLength = baseProperty('length'); + +/** + * Gets the data for `map`. + * + * @private + * @param {Object} map The map to query. + * @param {string} key The reference key. + * @returns {*} Returns the map data. + */ +function getMapData(map, key) { + var data = map.__data__; + return isKeyable(key) + ? data[typeof key == 'string' ? 'string' : 'hash'] + : data.map; +} + +/** + * Gets the property names, values, and compare flags of `object`. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the match data of `object`. + */ +function getMatchData(object) { + var result = keys(object), + length = result.length; + + while (length--) { + var key = result[length], + value = object[key]; + + result[length] = [key, value, isStrictComparable(value)]; + } + return result; +} + +/** + * Gets the native function at `key` of `object`. + * + * @private + * @param {Object} object The object to query. + * @param {string} key The key of the method to get. + * @returns {*} Returns the function if it's native, else `undefined`. + */ +function getNative(object, key) { + var value = getValue(object, key); + return baseIsNative(value) ? value : undefined; +} + +/** + * Gets the `[[Prototype]]` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {null|Object} Returns the `[[Prototype]]`. + */ +var getPrototype = overArg(nativeGetPrototype, Object); + +/** + * Gets the `toStringTag` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +var getTag = baseGetTag; + +// Fallback for data views, maps, sets, and weak maps in IE 11, +// for data views in Edge, and promises in Node.js. +if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || + (Map && getTag(new Map) != mapTag) || + (Promise && getTag(Promise.resolve()) != promiseTag) || + (Set && getTag(new Set) != setTag) || + (WeakMap && getTag(new WeakMap) != weakMapTag)) { + getTag = function(value) { + var result = objectToString.call(value), + Ctor = result == objectTag ? value.constructor : undefined, + ctorString = Ctor ? toSource(Ctor) : undefined; + + if (ctorString) { + switch (ctorString) { + case dataViewCtorString: return dataViewTag; + case mapCtorString: return mapTag; + case promiseCtorString: return promiseTag; + case setCtorString: return setTag; + case weakMapCtorString: return weakMapTag; + } + } + return result; + }; +} + +/** + * Checks if `path` exists on `object`. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @param {Function} hasFunc The function to check properties. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + */ +function hasPath(object, path, hasFunc) { + path = isKey(path, object) ? [path] : castPath(path); + + var result, + index = -1, + length = path.length; + + while (++index < length) { + var key = toKey(path[index]); + if (!(result = object != null && hasFunc(object, key))) { + break; + } + object = object[key]; + } + if (result) { + return result; + } + var length = object ? object.length : 0; + return !!length && isLength(length) && isIndex(key, length) && + (isArray(object) || isString(object) || isArguments(object)); +} + +/** + * Creates an array of index keys for `object` values of arrays, + * `arguments` objects, and strings, otherwise `null` is returned. + * + * @private + * @param {Object} object The object to query. + * @returns {Array|null} Returns index keys, else `null`. + */ +function indexKeys(object) { + var length = object ? object.length : undefined; + if (isLength(length) && + (isArray(object) || isString(object) || isArguments(object))) { + return baseTimes(length, String); + } + return null; +} + +/** + * Checks if `value` is a flattenable `arguments` object or array. * * @private * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is flattenable, else `false`. */ -function isFlattenableIteratee(value) { - return isArray(value) && !(value.length == 2 && !isFunction(value[0])); +function isFlattenable(value) { + return isArray(value) || isArguments(value) || + !!(spreadableSymbol && value && value[spreadableSymbol]) +} + +/** + * Checks if `value` is a valid array-like index. + * + * @private + * @param {*} value The value to check. + * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index. + * @returns {boolean} Returns `true` if `value` is a valid index, else `false`. + */ +function isIndex(value, length) { + length = length == null ? MAX_SAFE_INTEGER : length; + return !!length && + (typeof value == 'number' || reIsUint.test(value)) && + (value > -1 && value % 1 == 0 && value < length); +} + +/** + * Checks if `value` is a property name and not a property path. + * + * @private + * @param {*} value The value to check. + * @param {Object} [object] The object to query keys on. + * @returns {boolean} Returns `true` if `value` is a property name, else `false`. + */ +function isKey(value, object) { + if (isArray(value)) { + return false; + } + var type = typeof value; + if (type == 'number' || type == 'symbol' || type == 'boolean' || + value == null || isSymbol(value)) { + return true; + } + return reIsPlainProp.test(value) || !reIsDeepProp.test(value) || + (object != null && value in Object(object)); +} + +/** + * Checks if `value` is suitable for use as unique object key. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is suitable, else `false`. + */ +function isKeyable(value) { + var type = typeof value; + return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean') + ? (value !== '__proto__') + : (value === null); +} + +/** + * Checks if `func` has its source masked. + * + * @private + * @param {Function} func The function to check. + * @returns {boolean} Returns `true` if `func` is masked, else `false`. + */ +function isMasked(func) { + return !!maskSrcKey && (maskSrcKey in func); +} + +/** + * Checks if `value` is likely a prototype object. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a prototype, else `false`. + */ +function isPrototype(value) { + var Ctor = value && value.constructor, + proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto; + + return value === proto; +} + +/** + * Checks if `value` is suitable for strict equality comparisons, i.e. `===`. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` if suitable for strict + * equality comparisons, else `false`. + */ +function isStrictComparable(value) { + return value === value && !isObject(value); +} + +/** + * A specialized version of `matchesProperty` for source values suitable + * for strict equality comparisons, i.e. `===`. + * + * @private + * @param {string} key The key of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function matchesStrictComparable(key, srcValue) { + return function(object) { + if (object == null) { + return false; + } + return object[key] === srcValue && + (srcValue !== undefined || (key in Object(object))); + }; +} + +/** + * Converts `string` to a property path array. + * + * @private + * @param {string} string The string to convert. + * @returns {Array} Returns the property path array. + */ +var stringToPath = memoize(function(string) { + var result = []; + toString(string).replace(rePropName, function(match, number, quote, string) { + result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match)); + }); + return result; +}); + +/** + * Converts `value` to a string key if it's not a string or symbol. + * + * @private + * @param {*} value The value to inspect. + * @returns {string|symbol} Returns the key. + */ +function toKey(value) { + if (typeof value == 'string' || isSymbol(value)) { + return value; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +/** + * Converts `func` to its source code. + * + * @private + * @param {Function} func The function to process. + * @returns {string} Returns the source code. + */ +function toSource(func) { + if (func != null) { + try { + return funcToString.call(func); + } catch (e) {} + try { + return (func + ''); + } catch (e) {} + } + return ''; +} + +/** + * Creates a function that memoizes the result of `func`. If `resolver` is + * provided, it determines the cache key for storing the result based on the + * arguments provided to the memoized function. By default, the first argument + * provided to the memoized function is used as the map cache key. The `func` + * is invoked with the `this` binding of the memoized function. + * + * **Note:** The cache is exposed as the `cache` property on the memoized + * function. Its creation may be customized by replacing the `_.memoize.Cache` + * constructor with one whose instances implement the + * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * method interface of `delete`, `get`, `has`, and `set`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Function + * @param {Function} func The function to have its output memoized. + * @param {Function} [resolver] The function to resolve the cache key. + * @returns {Function} Returns the new memoized function. + * @example + * + * var object = { 'a': 1, 'b': 2 }; + * var other = { 'c': 3, 'd': 4 }; + * + * var values = _.memoize(_.values); + * values(object); + * // => [1, 2] + * + * values(other); + * // => [3, 4] + * + * object.a = 2; + * values(object); + * // => [1, 2] + * + * // Modify the result cache. + * values.cache.set(object, ['a', 'b']); + * values(object); + * // => ['a', 'b'] + * + * // Replace `_.memoize.Cache`. + * _.memoize.Cache = WeakMap; + */ +function memoize(func, resolver) { + if (typeof func != 'function' || (resolver && typeof resolver != 'function')) { + throw new TypeError(FUNC_ERROR_TEXT); + } + var memoized = function() { + var args = arguments, + key = resolver ? resolver.apply(this, args) : args[0], + cache = memoized.cache; + + if (cache.has(key)) { + return cache.get(key); + } + var result = func.apply(this, args); + memoized.cache = cache.set(key, result); + return result; + }; + memoized.cache = new (memoize.Cache || MapCache); + return memoized; +} + +// Assign cache to `_.memoize`. +memoize.Cache = MapCache; + +/** + * Performs a + * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * comparison between two values to determine if they are equivalent. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + * @example + * + * var object = { 'a': 1 }; + * var other = { 'a': 1 }; + * + * _.eq(object, object); + * // => true + * + * _.eq(object, other); + * // => false + * + * _.eq('a', 'a'); + * // => true + * + * _.eq('a', Object('a')); + * // => false + * + * _.eq(NaN, NaN); + * // => true + */ +function eq(value, other) { + return value === other || (value !== value && other !== other); +} + +/** + * Checks if `value` is likely an `arguments` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an `arguments` object, + * else `false`. + * @example + * + * _.isArguments(function() { return arguments; }()); + * // => true + * + * _.isArguments([1, 2, 3]); + * // => false + */ +function isArguments(value) { + // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && + (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } /** @@ -140,11 +1987,9 @@ function isFlattenableIteratee(value) { * @static * @memberOf _ * @since 0.1.0 - * @type {Function} * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. + * @returns {boolean} Returns `true` if `value` is an array, else `false`. * @example * * _.isArray([1, 2, 3]); @@ -161,6 +2006,64 @@ function isFlattenableIteratee(value) { */ var isArray = Array.isArray; +/** + * Checks if `value` is array-like. A value is considered array-like if it's + * not a function and has a `value.length` that's an integer greater than or + * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is array-like, else `false`. + * @example + * + * _.isArrayLike([1, 2, 3]); + * // => true + * + * _.isArrayLike(document.body.children); + * // => true + * + * _.isArrayLike('abc'); + * // => true + * + * _.isArrayLike(_.noop); + * // => false + */ +function isArrayLike(value) { + return value != null && isLength(getLength(value)) && !isFunction(value); +} + +/** + * This method is like `_.isArrayLike` except that it also checks if `value` + * is an object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array-like object, + * else `false`. + * @example + * + * _.isArrayLikeObject([1, 2, 3]); + * // => true + * + * _.isArrayLikeObject(document.body.children); + * // => true + * + * _.isArrayLikeObject('abc'); + * // => false + * + * _.isArrayLikeObject(_.noop); + * // => false + */ +function isArrayLikeObject(value) { + return isObjectLike(value) && isArrayLike(value); +} + /** * Checks if `value` is classified as a `Function` object. * @@ -169,8 +2072,7 @@ var isArray = Array.isArray; * @since 0.1.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a function, else `false`. * @example * * _.isFunction(_); @@ -187,6 +2089,38 @@ function isFunction(value) { return tag == funcTag || tag == genTag; } +/** + * Checks if `value` is a valid array-like length. + * + * **Note:** This function is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a valid length, + * else `false`. + * @example + * + * _.isLength(3); + * // => true + * + * _.isLength(Number.MIN_VALUE); + * // => false + * + * _.isLength(Infinity); + * // => false + * + * _.isLength('3'); + * // => false + */ +function isLength(value) { + return typeof value == 'number' && + value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER; +} + /** * Checks if `value` is the * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) @@ -217,6 +2151,250 @@ function isObject(value) { return !!value && (type == 'object' || type == 'function'); } +/** + * Checks if `value` is object-like. A value is object-like if it's not `null` + * and has a `typeof` result of "object". + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is object-like, else `false`. + * @example + * + * _.isObjectLike({}); + * // => true + * + * _.isObjectLike([1, 2, 3]); + * // => true + * + * _.isObjectLike(_.noop); + * // => false + * + * _.isObjectLike(null); + * // => false + */ +function isObjectLike(value) { + return !!value && typeof value == 'object'; +} + +/** + * Checks if `value` is classified as a `String` primitive or object. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a string, else `false`. + * @example + * + * _.isString('abc'); + * // => true + * + * _.isString(1); + * // => false + */ +function isString(value) { + return typeof value == 'string' || + (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); +} + +/** + * Checks if `value` is classified as a `Symbol` primitive or object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a symbol, else `false`. + * @example + * + * _.isSymbol(Symbol.iterator); + * // => true + * + * _.isSymbol('abc'); + * // => false + */ +function isSymbol(value) { + return typeof value == 'symbol' || + (isObjectLike(value) && objectToString.call(value) == symbolTag); +} + +/** + * Checks if `value` is classified as a typed array. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + * @example + * + * _.isTypedArray(new Uint8Array); + * // => true + * + * _.isTypedArray([]); + * // => false + */ +var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray; + +/** + * Converts `value` to a string. An empty string is returned for `null` + * and `undefined` values. The sign of `-0` is preserved. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to process. + * @returns {string} Returns the string. + * @example + * + * _.toString(null); + * // => '' + * + * _.toString(-0); + * // => '-0' + * + * _.toString([1, 2, 3]); + * // => '1,2,3' + */ +function toString(value) { + return value == null ? '' : baseToString(value); +} + +/** + * Gets the value at `path` of `object`. If the resolved value is + * `undefined`, the `defaultValue` is returned in its place. + * + * @static + * @memberOf _ + * @since 3.7.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @param {*} [defaultValue] The value returned for `undefined` resolved values. + * @returns {*} Returns the resolved value. + * @example + * + * var object = { 'a': [{ 'b': { 'c': 3 } }] }; + * + * _.get(object, 'a[0].b.c'); + * // => 3 + * + * _.get(object, ['a', '0', 'b', 'c']); + * // => 3 + * + * _.get(object, 'a.b.c', 'default'); + * // => 'default' + */ +function get(object, path, defaultValue) { + var result = object == null ? undefined : baseGet(object, path); + return result === undefined ? defaultValue : result; +} + +/** + * Checks if `path` is a direct or inherited property of `object`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + * @example + * + * var object = _.create({ 'a': _.create({ 'b': 2 }) }); + * + * _.hasIn(object, 'a'); + * // => true + * + * _.hasIn(object, 'a.b'); + * // => true + * + * _.hasIn(object, ['a', 'b']); + * // => true + * + * _.hasIn(object, 'b'); + * // => false + */ +function hasIn(object, path) { + return object != null && hasPath(object, path, baseHasIn); +} + +/** + * Creates an array of the own enumerable property names of `object`. + * + * **Note:** Non-object values are coerced to objects. See the + * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * for more details. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.keys(new Foo); + * // => ['a', 'b'] (iteration order is not guaranteed) + * + * _.keys('hi'); + * // => ['0', '1'] + */ +function keys(object) { + var isProto = isPrototype(object); + if (!(isProto || isArrayLike(object))) { + return baseKeys(object); + } + var indexes = indexKeys(object), + skipIndexes = !!indexes, + result = indexes || [], + length = result.length; + + for (var key in object) { + if (baseHas(object, key) && + !(skipIndexes && (key == 'length' || isIndex(key, length))) && + !(isProto && key == 'constructor')) { + result.push(key); + } + } + return result; +} + +/** + * This method returns the first argument it receives. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Util + * @param {*} value Any value. + * @returns {*} Returns `value`. + * @example + * + * var object = { 'a': 1 }; + * + * console.log(_.identity(object) === object); + * // => true + */ +function identity(value) { + return value; +} + /** * Creates a function that checks if **all** of the `predicates` return * truthy when invoked with the arguments it receives. @@ -225,12 +2403,12 @@ function isObject(value) { * @memberOf _ * @since 4.0.0 * @category Util - * @param {...(Array|Array[]|Function|Function[]|Object|Object[]|string|string[])} - * [predicates=[_.identity]] The predicates to check. + * @param {...(Function|Function[])} [predicates=[_.identity]] + * The predicates to check. * @returns {Function} Returns the new function. * @example * - * var func = _.overEvery(Boolean, isFinite); + * var func = _.overEvery([Boolean, isFinite]); * * func('1'); * // => true @@ -243,4 +2421,30 @@ function isObject(value) { */ var overEvery = createOver(arrayEvery); +/** + * Creates a function that returns the value at `path` of a given object. + * + * @static + * @memberOf _ + * @since 2.4.0 + * @category Util + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + * @example + * + * var objects = [ + * { 'a': { 'b': 2 } }, + * { 'a': { 'b': 1 } } + * ]; + * + * _.map(objects, _.property('a.b')); + * // => [2, 1] + * + * _.map(_.sortBy(objects, _.property(['a', 'b'])), 'a.b'); + * // => [1, 2] + */ +function property(path) { + return isKey(path) ? baseProperty(toKey(path)) : basePropertyDeep(path); +} + module.exports = overEvery; diff --git a/lodash.overevery/package.json b/lodash.overevery/package.json index ef6307d4f..8c919f58b 100644 --- a/lodash.overevery/package.json +++ b/lodash.overevery/package.json @@ -1,6 +1,6 @@ { "name": "lodash.overevery", - "version": "4.5.0", + "version": "4.6.0", "description": "The lodash method `_.overEvery` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", @@ -13,10 +13,5 @@ "Mathias Bynens (https://mathiasbynens.be/)" ], "repository": "lodash/lodash", - "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" }, - "dependencies": { - "lodash._baseflatten": "~4.2.0", - "lodash._baseiteratee": "~4.7.0", - "lodash.rest": "^4.0.0" - } + "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" } } diff --git a/lodash.oversome/README.md b/lodash.oversome/README.md index 459626f02..536afc1bd 100644 --- a/lodash.oversome/README.md +++ b/lodash.oversome/README.md @@ -1,4 +1,4 @@ -# lodash.oversome v4.5.0 +# lodash.oversome v4.6.0 The [lodash](https://lodash.com/) method `_.overSome` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var overSome = require('lodash.oversome'); ``` -See the [documentation](https://lodash.com/docs#overSome) or [package source](https://github.com/lodash/lodash/blob/4.5.0-npm-packages/lodash.oversome) for more details. +See the [documentation](https://lodash.com/docs#overSome) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.oversome) for more details. diff --git a/lodash.oversome/index.js b/lodash.oversome/index.js index 9c25c4192..041e86ffc 100644 --- a/lodash.oversome/index.js +++ b/lodash.oversome/index.js @@ -6,13 +6,120 @@ * Based on Underscore.js 1.8.3 * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors */ -var baseFlatten = require('lodash._baseflatten'), - baseIteratee = require('lodash._baseiteratee'), - rest = require('lodash.rest'); + +/** Used as the size to enable large array optimizations. */ +var LARGE_ARRAY_SIZE = 200; + +/** Used as the `TypeError` message for "Functions" methods. */ +var FUNC_ERROR_TEXT = 'Expected a function'; + +/** Used to stand-in for `undefined` hash values. */ +var HASH_UNDEFINED = '__lodash_hash_undefined__'; + +/** Used to compose bitmasks for comparison styles. */ +var UNORDERED_COMPARE_FLAG = 1, + PARTIAL_COMPARE_FLAG = 2; + +/** Used as references for various `Number` constants. */ +var INFINITY = 1 / 0, + MAX_SAFE_INTEGER = 9007199254740991; /** `Object#toString` result references. */ -var funcTag = '[object Function]', - genTag = '[object GeneratorFunction]'; +var argsTag = '[object Arguments]', + arrayTag = '[object Array]', + boolTag = '[object Boolean]', + dateTag = '[object Date]', + errorTag = '[object Error]', + funcTag = '[object Function]', + genTag = '[object GeneratorFunction]', + mapTag = '[object Map]', + numberTag = '[object Number]', + objectTag = '[object Object]', + promiseTag = '[object Promise]', + regexpTag = '[object RegExp]', + setTag = '[object Set]', + stringTag = '[object String]', + symbolTag = '[object Symbol]', + weakMapTag = '[object WeakMap]'; + +var arrayBufferTag = '[object ArrayBuffer]', + dataViewTag = '[object DataView]', + float32Tag = '[object Float32Array]', + float64Tag = '[object Float64Array]', + int8Tag = '[object Int8Array]', + int16Tag = '[object Int16Array]', + int32Tag = '[object Int32Array]', + uint8Tag = '[object Uint8Array]', + uint8ClampedTag = '[object Uint8ClampedArray]', + uint16Tag = '[object Uint16Array]', + uint32Tag = '[object Uint32Array]'; + +/** Used to match property names within property paths. */ +var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, + reIsPlainProp = /^\w*$/, + rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(\.|\[\])(?:\4|$))/g; + +/** + * Used to match `RegExp` + * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + */ +var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; + +/** Used to match backslashes in property paths. */ +var reEscapeChar = /\\(\\)?/g; + +/** Used to detect host constructors (Safari). */ +var reIsHostCtor = /^\[object .+?Constructor\]$/; + +/** Used to detect unsigned integer values. */ +var reIsUint = /^(?:0|[1-9]\d*)$/; + +/** Used to identify `toStringTag` values of typed arrays. */ +var typedArrayTags = {}; +typedArrayTags[float32Tag] = typedArrayTags[float64Tag] = +typedArrayTags[int8Tag] = typedArrayTags[int16Tag] = +typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] = +typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] = +typedArrayTags[uint32Tag] = true; +typedArrayTags[argsTag] = typedArrayTags[arrayTag] = +typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] = +typedArrayTags[dataViewTag] = typedArrayTags[dateTag] = +typedArrayTags[errorTag] = typedArrayTags[funcTag] = +typedArrayTags[mapTag] = typedArrayTags[numberTag] = +typedArrayTags[objectTag] = typedArrayTags[regexpTag] = +typedArrayTags[setTag] = typedArrayTags[stringTag] = +typedArrayTags[weakMapTag] = false; + +/** Detect free variable `global` from Node.js. */ +var freeGlobal = typeof global == 'object' && global && global.Object === Object && global; + +/** Detect free variable `self`. */ +var freeSelf = typeof self == 'object' && self && self.Object === Object && self; + +/** Used as a reference to the global object. */ +var root = freeGlobal || freeSelf || Function('return this')(); + +/** Detect free variable `exports`. */ +var freeExports = freeGlobal && typeof exports == 'object' && exports; + +/** Detect free variable `module`. */ +var freeModule = freeExports && typeof module == 'object' && module; + +/** Detect the popular CommonJS extension `module.exports`. */ +var moduleExports = freeModule && freeModule.exports === freeExports; + +/** Detect free variable `process` from Node.js. */ +var freeProcess = moduleExports && freeGlobal.process; + +/** Used to access faster Node.js helpers. */ +var nodeUtil = (function() { + try { + return freeProcess && freeProcess.binding('util'); + } catch (e) {} +}()); + +/* Node.js helper references. */ +var nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray; /** * A faster alternative to `Function#apply`, this function invokes `func` @@ -25,8 +132,7 @@ var funcTag = '[object Function]', * @returns {*} Returns the result of `func`. */ function apply(func, thisArg, args) { - var length = args.length; - switch (length) { + switch (args.length) { case 0: return func.call(thisArg); case 1: return func.call(thisArg, args[0]); case 2: return func.call(thisArg, args[0], args[1]); @@ -40,13 +146,13 @@ function apply(func, thisArg, args) { * shorthands. * * @private - * @param {Array} array The array to iterate over. + * @param {Array} [array] The array to iterate over. * @param {Function} iteratee The function invoked per iteration. * @returns {Array} Returns the new mapped array. */ function arrayMap(array, iteratee) { var index = -1, - length = array.length, + length = array ? array.length : 0, result = Array(length); while (++index < length) { @@ -55,19 +161,38 @@ function arrayMap(array, iteratee) { return result; } +/** + * Appends the elements of `values` to `array`. + * + * @private + * @param {Array} array The array to modify. + * @param {Array} values The values to append. + * @returns {Array} Returns `array`. + */ +function arrayPush(array, values) { + var index = -1, + length = values.length, + offset = array.length; + + while (++index < length) { + array[offset + index] = values[index]; + } + return array; +} + /** * A specialized version of `_.some` for arrays without support for iteratee * shorthands. * * @private - * @param {Array} array The array to iterate over. + * @param {Array} [array] The array to iterate over. * @param {Function} predicate The function invoked per iteration. * @returns {boolean} Returns `true` if any element passes the predicate check, * else `false`. */ function arraySome(array, predicate) { var index = -1, - length = array.length; + length = array ? array.length : 0; while (++index < length) { if (predicate(array[index], index, array)) { @@ -78,7 +203,39 @@ function arraySome(array, predicate) { } /** - * The base implementation of `_.unary` without support for storing wrapper metadata. + * The base implementation of `_.property` without support for deep paths. + * + * @private + * @param {string} key The key of the property to get. + * @returns {Function} Returns the new accessor function. + */ +function baseProperty(key) { + return function(object) { + return object == null ? undefined : object[key]; + }; +} + +/** + * The base implementation of `_.times` without support for iteratee shorthands + * or max array length checks. + * + * @private + * @param {number} n The number of times to invoke `iteratee`. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns the array of results. + */ +function baseTimes(n, iteratee) { + var index = -1, + result = Array(n); + + while (++index < n) { + result[index] = iteratee(index); + } + return result; +} + +/** + * The base implementation of `_.unary` without support for storing metadata. * * @private * @param {Function} func The function to cap arguments for. @@ -90,8 +247,103 @@ function baseUnary(func) { }; } +/** + * Gets the value at `key` of `object`. + * + * @private + * @param {Object} [object] The object to query. + * @param {string} key The key of the property to get. + * @returns {*} Returns the property value. + */ +function getValue(object, key) { + return object == null ? undefined : object[key]; +} + +/** + * Checks if `value` is a host object in IE < 9. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a host object, else `false`. + */ +function isHostObject(value) { + // Many host objects are `Object` objects that can coerce to strings + // despite having improperly defined `toString` methods. + var result = false; + if (value != null && typeof value.toString != 'function') { + try { + result = !!(value + ''); + } catch (e) {} + } + return result; +} + +/** + * Converts `map` to its key-value pairs. + * + * @private + * @param {Object} map The map to convert. + * @returns {Array} Returns the key-value pairs. + */ +function mapToArray(map) { + var index = -1, + result = Array(map.size); + + map.forEach(function(value, key) { + result[++index] = [key, value]; + }); + return result; +} + +/** + * Creates a function that invokes `func` with its first argument transformed. + * + * @private + * @param {Function} func The function to wrap. + * @param {Function} transform The argument transform. + * @returns {Function} Returns the new function. + */ +function overArg(func, transform) { + return function(arg) { + return func(transform(arg)); + }; +} + +/** + * Converts `set` to an array of its values. + * + * @private + * @param {Object} set The set to convert. + * @returns {Array} Returns the values. + */ +function setToArray(set) { + var index = -1, + result = Array(set.size); + + set.forEach(function(value) { + result[++index] = value; + }); + return result; +} + /** Used for built-in method references. */ -var objectProto = Object.prototype; +var arrayProto = Array.prototype, + objectProto = Object.prototype; + +/** Used to detect overreaching core-js shims. */ +var coreJsData = root['__core-js_shared__']; + +/** Used to detect methods masquerading as native. */ +var maskSrcKey = (function() { + var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || ''); + return uid ? ('Symbol(src)_1.' + uid) : ''; +}()); + +/** Used to resolve the decompiled source of functions. */ +var funcToString = Function.prototype.toString; + +/** Used to check objects for own properties. */ +var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the @@ -100,6 +352,911 @@ var objectProto = Object.prototype; */ var objectToString = objectProto.toString; +/** Used to detect if a method is native. */ +var reIsNative = RegExp('^' + + funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&') + .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$' +); + +/** Built-in value references. */ +var Symbol = root.Symbol, + Uint8Array = root.Uint8Array, + propertyIsEnumerable = objectProto.propertyIsEnumerable, + splice = arrayProto.splice, + spreadableSymbol = Symbol ? Symbol.isConcatSpreadable : undefined; + +/* Built-in method references for those with the same name as other `lodash` methods. */ +var nativeGetPrototype = Object.getPrototypeOf, + nativeKeys = Object.keys, + nativeMax = Math.max; + +/* Built-in method references that are verified to be native. */ +var DataView = getNative(root, 'DataView'), + Map = getNative(root, 'Map'), + Promise = getNative(root, 'Promise'), + Set = getNative(root, 'Set'), + WeakMap = getNative(root, 'WeakMap'), + nativeCreate = getNative(Object, 'create'); + +/** Used to detect maps, sets, and weakmaps. */ +var dataViewCtorString = toSource(DataView), + mapCtorString = toSource(Map), + promiseCtorString = toSource(Promise), + setCtorString = toSource(Set), + weakMapCtorString = toSource(WeakMap); + +/** Used to convert symbols to primitives and strings. */ +var symbolProto = Symbol ? Symbol.prototype : undefined, + symbolValueOf = symbolProto ? symbolProto.valueOf : undefined, + symbolToString = symbolProto ? symbolProto.toString : undefined; + +/** + * Creates a hash object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Hash(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the hash. + * + * @private + * @name clear + * @memberOf Hash + */ +function hashClear() { + this.__data__ = nativeCreate ? nativeCreate(null) : {}; +} + +/** + * Removes `key` and its value from the hash. + * + * @private + * @name delete + * @memberOf Hash + * @param {Object} hash The hash to modify. + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function hashDelete(key) { + return this.has(key) && delete this.__data__[key]; +} + +/** + * Gets the hash value for `key`. + * + * @private + * @name get + * @memberOf Hash + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function hashGet(key) { + var data = this.__data__; + if (nativeCreate) { + var result = data[key]; + return result === HASH_UNDEFINED ? undefined : result; + } + return hasOwnProperty.call(data, key) ? data[key] : undefined; +} + +/** + * Checks if a hash value for `key` exists. + * + * @private + * @name has + * @memberOf Hash + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function hashHas(key) { + var data = this.__data__; + return nativeCreate ? data[key] !== undefined : hasOwnProperty.call(data, key); +} + +/** + * Sets the hash `key` to `value`. + * + * @private + * @name set + * @memberOf Hash + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the hash instance. + */ +function hashSet(key, value) { + var data = this.__data__; + data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value; + return this; +} + +// Add methods to `Hash`. +Hash.prototype.clear = hashClear; +Hash.prototype['delete'] = hashDelete; +Hash.prototype.get = hashGet; +Hash.prototype.has = hashHas; +Hash.prototype.set = hashSet; + +/** + * Creates an list cache object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function ListCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the list cache. + * + * @private + * @name clear + * @memberOf ListCache + */ +function listCacheClear() { + this.__data__ = []; +} + +/** + * Removes `key` and its value from the list cache. + * + * @private + * @name delete + * @memberOf ListCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function listCacheDelete(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + return false; + } + var lastIndex = data.length - 1; + if (index == lastIndex) { + data.pop(); + } else { + splice.call(data, index, 1); + } + return true; +} + +/** + * Gets the list cache value for `key`. + * + * @private + * @name get + * @memberOf ListCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function listCacheGet(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + return index < 0 ? undefined : data[index][1]; +} + +/** + * Checks if a list cache value for `key` exists. + * + * @private + * @name has + * @memberOf ListCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function listCacheHas(key) { + return assocIndexOf(this.__data__, key) > -1; +} + +/** + * Sets the list cache `key` to `value`. + * + * @private + * @name set + * @memberOf ListCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the list cache instance. + */ +function listCacheSet(key, value) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + data.push([key, value]); + } else { + data[index][1] = value; + } + return this; +} + +// Add methods to `ListCache`. +ListCache.prototype.clear = listCacheClear; +ListCache.prototype['delete'] = listCacheDelete; +ListCache.prototype.get = listCacheGet; +ListCache.prototype.has = listCacheHas; +ListCache.prototype.set = listCacheSet; + +/** + * Creates a map cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function MapCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the map. + * + * @private + * @name clear + * @memberOf MapCache + */ +function mapCacheClear() { + this.__data__ = { + 'hash': new Hash, + 'map': new (Map || ListCache), + 'string': new Hash + }; +} + +/** + * Removes `key` and its value from the map. + * + * @private + * @name delete + * @memberOf MapCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function mapCacheDelete(key) { + return getMapData(this, key)['delete'](key); +} + +/** + * Gets the map value for `key`. + * + * @private + * @name get + * @memberOf MapCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function mapCacheGet(key) { + return getMapData(this, key).get(key); +} + +/** + * Checks if a map value for `key` exists. + * + * @private + * @name has + * @memberOf MapCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function mapCacheHas(key) { + return getMapData(this, key).has(key); +} + +/** + * Sets the map `key` to `value`. + * + * @private + * @name set + * @memberOf MapCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the map cache instance. + */ +function mapCacheSet(key, value) { + getMapData(this, key).set(key, value); + return this; +} + +// Add methods to `MapCache`. +MapCache.prototype.clear = mapCacheClear; +MapCache.prototype['delete'] = mapCacheDelete; +MapCache.prototype.get = mapCacheGet; +MapCache.prototype.has = mapCacheHas; +MapCache.prototype.set = mapCacheSet; + +/** + * + * Creates an array cache object to store unique values. + * + * @private + * @constructor + * @param {Array} [values] The values to cache. + */ +function SetCache(values) { + var index = -1, + length = values ? values.length : 0; + + this.__data__ = new MapCache; + while (++index < length) { + this.add(values[index]); + } +} + +/** + * Adds `value` to the array cache. + * + * @private + * @name add + * @memberOf SetCache + * @alias push + * @param {*} value The value to cache. + * @returns {Object} Returns the cache instance. + */ +function setCacheAdd(value) { + this.__data__.set(value, HASH_UNDEFINED); + return this; +} + +/** + * Checks if `value` is in the array cache. + * + * @private + * @name has + * @memberOf SetCache + * @param {*} value The value to search for. + * @returns {number} Returns `true` if `value` is found, else `false`. + */ +function setCacheHas(value) { + return this.__data__.has(value); +} + +// Add methods to `SetCache`. +SetCache.prototype.add = SetCache.prototype.push = setCacheAdd; +SetCache.prototype.has = setCacheHas; + +/** + * Creates a stack cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Stack(entries) { + this.__data__ = new ListCache(entries); +} + +/** + * Removes all key-value entries from the stack. + * + * @private + * @name clear + * @memberOf Stack + */ +function stackClear() { + this.__data__ = new ListCache; +} + +/** + * Removes `key` and its value from the stack. + * + * @private + * @name delete + * @memberOf Stack + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function stackDelete(key) { + return this.__data__['delete'](key); +} + +/** + * Gets the stack value for `key`. + * + * @private + * @name get + * @memberOf Stack + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function stackGet(key) { + return this.__data__.get(key); +} + +/** + * Checks if a stack value for `key` exists. + * + * @private + * @name has + * @memberOf Stack + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function stackHas(key) { + return this.__data__.has(key); +} + +/** + * Sets the stack `key` to `value`. + * + * @private + * @name set + * @memberOf Stack + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the stack cache instance. + */ +function stackSet(key, value) { + var cache = this.__data__; + if (cache instanceof ListCache) { + var pairs = cache.__data__; + if (!Map || (pairs.length < LARGE_ARRAY_SIZE - 1)) { + pairs.push([key, value]); + return this; + } + cache = this.__data__ = new MapCache(pairs); + } + cache.set(key, value); + return this; +} + +// Add methods to `Stack`. +Stack.prototype.clear = stackClear; +Stack.prototype['delete'] = stackDelete; +Stack.prototype.get = stackGet; +Stack.prototype.has = stackHas; +Stack.prototype.set = stackSet; + +/** + * Gets the index at which the `key` is found in `array` of key-value pairs. + * + * @private + * @param {Array} array The array to search. + * @param {*} key The key to search for. + * @returns {number} Returns the index of the matched value, else `-1`. + */ +function assocIndexOf(array, key) { + var length = array.length; + while (length--) { + if (eq(array[length][0], key)) { + return length; + } + } + return -1; +} + +/** + * The base implementation of `_.flatten` with support for restricting flattening. + * + * @private + * @param {Array} array The array to flatten. + * @param {number} depth The maximum recursion depth. + * @param {boolean} [predicate=isFlattenable] The function invoked per iteration. + * @param {boolean} [isStrict] Restrict to values that pass `predicate` checks. + * @param {Array} [result=[]] The initial result value. + * @returns {Array} Returns the new flattened array. + */ +function baseFlatten(array, depth, predicate, isStrict, result) { + var index = -1, + length = array.length; + + predicate || (predicate = isFlattenable); + result || (result = []); + + while (++index < length) { + var value = array[index]; + if (depth > 0 && predicate(value)) { + if (depth > 1) { + // Recursively flatten arrays (susceptible to call stack limits). + baseFlatten(value, depth - 1, predicate, isStrict, result); + } else { + arrayPush(result, value); + } + } else if (!isStrict) { + result[result.length] = value; + } + } + return result; +} + +/** + * The base implementation of `_.get` without support for default values. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @returns {*} Returns the resolved value. + */ +function baseGet(object, path) { + path = isKey(path, object) ? [path] : castPath(path); + + var index = 0, + length = path.length; + + while (object != null && index < length) { + object = object[toKey(path[index++])]; + } + return (index && index == length) ? object : undefined; +} + +/** + * The base implementation of `getTag`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +function baseGetTag(value) { + return objectToString.call(value); +} + +/** + * The base implementation of `_.has` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHas(object, key) { + // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, + // that are composed entirely of index properties, return `false` for + // `hasOwnProperty` checks of them. + return object != null && + (hasOwnProperty.call(object, key) || + (typeof object == 'object' && key in object && getPrototype(object) === null)); +} + +/** + * The base implementation of `_.hasIn` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHasIn(object, key) { + return object != null && key in Object(object); +} + +/** + * The base implementation of `_.isEqual` which supports partial comparisons + * and tracks traversed objects. + * + * @private + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @param {Function} [customizer] The function to customize comparisons. + * @param {boolean} [bitmask] The bitmask of comparison flags. + * The bitmask may be composed of the following flags: + * 1 - Unordered comparison + * 2 - Partial comparison + * @param {Object} [stack] Tracks traversed `value` and `other` objects. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + */ +function baseIsEqual(value, other, customizer, bitmask, stack) { + if (value === other) { + return true; + } + if (value == null || other == null || (!isObject(value) && !isObjectLike(other))) { + return value !== value && other !== other; + } + return baseIsEqualDeep(value, other, baseIsEqual, customizer, bitmask, stack); +} + +/** + * A specialized version of `baseIsEqual` for arrays and objects which performs + * deep comparisons and tracks traversed objects enabling objects with circular + * references to be compared. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} [customizer] The function to customize comparisons. + * @param {number} [bitmask] The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} [stack] Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function baseIsEqualDeep(object, other, equalFunc, customizer, bitmask, stack) { + var objIsArr = isArray(object), + othIsArr = isArray(other), + objTag = arrayTag, + othTag = arrayTag; + + if (!objIsArr) { + objTag = getTag(object); + objTag = objTag == argsTag ? objectTag : objTag; + } + if (!othIsArr) { + othTag = getTag(other); + othTag = othTag == argsTag ? objectTag : othTag; + } + var objIsObj = objTag == objectTag && !isHostObject(object), + othIsObj = othTag == objectTag && !isHostObject(other), + isSameTag = objTag == othTag; + + if (isSameTag && !objIsObj) { + stack || (stack = new Stack); + return (objIsArr || isTypedArray(object)) + ? equalArrays(object, other, equalFunc, customizer, bitmask, stack) + : equalByTag(object, other, objTag, equalFunc, customizer, bitmask, stack); + } + if (!(bitmask & PARTIAL_COMPARE_FLAG)) { + var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'), + othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__'); + + if (objIsWrapped || othIsWrapped) { + var objUnwrapped = objIsWrapped ? object.value() : object, + othUnwrapped = othIsWrapped ? other.value() : other; + + stack || (stack = new Stack); + return equalFunc(objUnwrapped, othUnwrapped, customizer, bitmask, stack); + } + } + if (!isSameTag) { + return false; + } + stack || (stack = new Stack); + return equalObjects(object, other, equalFunc, customizer, bitmask, stack); +} + +/** + * The base implementation of `_.isMatch` without support for iteratee shorthands. + * + * @private + * @param {Object} object The object to inspect. + * @param {Object} source The object of property values to match. + * @param {Array} matchData The property names, values, and compare flags to match. + * @param {Function} [customizer] The function to customize comparisons. + * @returns {boolean} Returns `true` if `object` is a match, else `false`. + */ +function baseIsMatch(object, source, matchData, customizer) { + var index = matchData.length, + length = index, + noCustomizer = !customizer; + + if (object == null) { + return !length; + } + object = Object(object); + while (index--) { + var data = matchData[index]; + if ((noCustomizer && data[2]) + ? data[1] !== object[data[0]] + : !(data[0] in object) + ) { + return false; + } + } + while (++index < length) { + data = matchData[index]; + var key = data[0], + objValue = object[key], + srcValue = data[1]; + + if (noCustomizer && data[2]) { + if (objValue === undefined && !(key in object)) { + return false; + } + } else { + var stack = new Stack; + if (customizer) { + var result = customizer(objValue, srcValue, key, object, source, stack); + } + if (!(result === undefined + ? baseIsEqual(srcValue, objValue, customizer, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG, stack) + : result + )) { + return false; + } + } + } + return true; +} + +/** + * The base implementation of `_.isNative` without bad shim checks. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a native function, + * else `false`. + */ +function baseIsNative(value) { + if (!isObject(value) || isMasked(value)) { + return false; + } + var pattern = (isFunction(value) || isHostObject(value)) ? reIsNative : reIsHostCtor; + return pattern.test(toSource(value)); +} + +/** + * The base implementation of `_.isTypedArray` without Node.js optimizations. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + */ +function baseIsTypedArray(value) { + return isObjectLike(value) && + isLength(value.length) && !!typedArrayTags[objectToString.call(value)]; +} + +/** + * The base implementation of `_.iteratee`. + * + * @private + * @param {*} [value=_.identity] The value to convert to an iteratee. + * @returns {Function} Returns the iteratee. + */ +function baseIteratee(value) { + // Don't store the `typeof` result in a variable to avoid a JIT bug in Safari 9. + // See https://bugs.webkit.org/show_bug.cgi?id=156034 for more details. + if (typeof value == 'function') { + return value; + } + if (value == null) { + return identity; + } + if (typeof value == 'object') { + return isArray(value) + ? baseMatchesProperty(value[0], value[1]) + : baseMatches(value); + } + return property(value); +} + +/** + * The base implementation of `_.keys` which doesn't skip the constructor + * property of prototypes or treat sparse arrays as dense. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + */ +var baseKeys = overArg(nativeKeys, Object); + +/** + * The base implementation of `_.matches` which doesn't clone `source`. + * + * @private + * @param {Object} source The object of property values to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatches(source) { + var matchData = getMatchData(source); + if (matchData.length == 1 && matchData[0][2]) { + return matchesStrictComparable(matchData[0][0], matchData[0][1]); + } + return function(object) { + return object === source || baseIsMatch(object, source, matchData); + }; +} + +/** + * The base implementation of `_.matchesProperty` which doesn't clone `srcValue`. + * + * @private + * @param {string} path The path of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatchesProperty(path, srcValue) { + if (isKey(path) && isStrictComparable(srcValue)) { + return matchesStrictComparable(toKey(path), srcValue); + } + return function(object) { + var objValue = get(object, path); + return (objValue === undefined && objValue === srcValue) + ? hasIn(object, path) + : baseIsEqual(srcValue, objValue, undefined, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG); + }; +} + +/** + * A specialized version of `baseProperty` which supports deep paths. + * + * @private + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + */ +function basePropertyDeep(path) { + return function(object) { + return baseGet(object, path); + }; +} + +/** + * The base implementation of `_.rest` which doesn't validate or coerce arguments. + * + * @private + * @param {Function} func The function to apply a rest parameter to. + * @param {number} [start=func.length-1] The start position of the rest parameter. + * @returns {Function} Returns the new function. + */ +function baseRest(func, start) { + start = nativeMax(start === undefined ? (func.length - 1) : start, 0); + return function() { + var args = arguments, + index = -1, + length = nativeMax(args.length - start, 0), + array = Array(length); + + while (++index < length) { + array[index] = args[start + index]; + } + index = -1; + var otherArgs = Array(start + 1); + while (++index < start) { + otherArgs[index] = args[index]; + } + otherArgs[start] = array; + return apply(func, this, otherArgs); + }; +} + +/** + * The base implementation of `_.toString` which doesn't convert nullish + * values to empty strings. + * + * @private + * @param {*} value The value to process. + * @returns {string} Returns the string. + */ +function baseToString(value) { + // Exit early for strings to avoid a performance hit in some environments. + if (typeof value == 'string') { + return value; + } + if (isSymbol(value)) { + return symbolToString ? symbolToString.call(value) : ''; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +/** + * Casts `value` to a path array if it's not one. + * + * @private + * @param {*} value The value to inspect. + * @returns {Array} Returns the cast property path array. + */ +function castPath(value) { + return isArray(value) ? value : stringToPath(value); +} + /** * Creates a function like `_.over`. * @@ -108,12 +1265,12 @@ var objectToString = objectProto.toString; * @returns {Function} Returns the new over function. */ function createOver(arrayFunc) { - return rest(function(iteratees) { + return baseRest(function(iteratees) { iteratees = (iteratees.length == 1 && isArray(iteratees[0])) ? arrayMap(iteratees[0], baseUnary(baseIteratee)) - : arrayMap(baseFlatten(iteratees, 1, isFlattenableIteratee), baseUnary(baseIteratee)); + : arrayMap(baseFlatten(iteratees, 1), baseUnary(baseIteratee)); - return rest(function(args) { + return baseRest(function(args) { var thisArg = this; return arrayFunc(iteratees, function(iteratee) { return apply(iteratee, thisArg, args); @@ -123,15 +1280,683 @@ function createOver(arrayFunc) { } /** - * Checks if `value` is a flattenable array and not a `_.matchesProperty` - * iteratee shorthand. + * A specialized version of `baseIsEqualDeep` for arrays with support for + * partial deep comparisons. + * + * @private + * @param {Array} array The array to compare. + * @param {Array} other The other array to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `array` and `other` objects. + * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`. + */ +function equalArrays(array, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + arrLength = array.length, + othLength = other.length; + + if (arrLength != othLength && !(isPartial && othLength > arrLength)) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(array); + if (stacked && stack.get(other)) { + return stacked == other; + } + var index = -1, + result = true, + seen = (bitmask & UNORDERED_COMPARE_FLAG) ? new SetCache : undefined; + + stack.set(array, other); + stack.set(other, array); + + // Ignore non-index properties. + while (++index < arrLength) { + var arrValue = array[index], + othValue = other[index]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, arrValue, index, other, array, stack) + : customizer(arrValue, othValue, index, array, other, stack); + } + if (compared !== undefined) { + if (compared) { + continue; + } + result = false; + break; + } + // Recursively compare arrays (susceptible to call stack limits). + if (seen) { + if (!arraySome(other, function(othValue, othIndex) { + if (!seen.has(othIndex) && + (arrValue === othValue || equalFunc(arrValue, othValue, customizer, bitmask, stack))) { + return seen.add(othIndex); + } + })) { + result = false; + break; + } + } else if (!( + arrValue === othValue || + equalFunc(arrValue, othValue, customizer, bitmask, stack) + )) { + result = false; + break; + } + } + stack['delete'](array); + return result; +} + +/** + * A specialized version of `baseIsEqualDeep` for comparing objects of + * the same `toStringTag`. + * + * **Note:** This function only supports comparing values with tags of + * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {string} tag The `toStringTag` of the objects to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { + switch (tag) { + case dataViewTag: + if ((object.byteLength != other.byteLength) || + (object.byteOffset != other.byteOffset)) { + return false; + } + object = object.buffer; + other = other.buffer; + + case arrayBufferTag: + if ((object.byteLength != other.byteLength) || + !equalFunc(new Uint8Array(object), new Uint8Array(other))) { + return false; + } + return true; + + case boolTag: + case dateTag: + case numberTag: + // Coerce booleans to `1` or `0` and dates to milliseconds. + // Invalid dates are coerced to `NaN`. + return eq(+object, +other); + + case errorTag: + return object.name == other.name && object.message == other.message; + + case regexpTag: + case stringTag: + // Coerce regexes to strings and treat strings, primitives and objects, + // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // for more details. + return object == (other + ''); + + case mapTag: + var convert = mapToArray; + + case setTag: + var isPartial = bitmask & PARTIAL_COMPARE_FLAG; + convert || (convert = setToArray); + + if (object.size != other.size && !isPartial) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked) { + return stacked == other; + } + bitmask |= UNORDERED_COMPARE_FLAG; + + // Recursively compare objects (susceptible to call stack limits). + stack.set(object, other); + var result = equalArrays(convert(object), convert(other), equalFunc, customizer, bitmask, stack); + stack['delete'](object); + return result; + + case symbolTag: + if (symbolValueOf) { + return symbolValueOf.call(object) == symbolValueOf.call(other); + } + } + return false; +} + +/** + * A specialized version of `baseIsEqualDeep` for objects with support for + * partial deep comparisons. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + objProps = keys(object), + objLength = objProps.length, + othProps = keys(other), + othLength = othProps.length; + + if (objLength != othLength && !isPartial) { + return false; + } + var index = objLength; + while (index--) { + var key = objProps[index]; + if (!(isPartial ? key in other : baseHas(other, key))) { + return false; + } + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked && stack.get(other)) { + return stacked == other; + } + var result = true; + stack.set(object, other); + stack.set(other, object); + + var skipCtor = isPartial; + while (++index < objLength) { + key = objProps[index]; + var objValue = object[key], + othValue = other[key]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, objValue, key, other, object, stack) + : customizer(objValue, othValue, key, object, other, stack); + } + // Recursively compare objects (susceptible to call stack limits). + if (!(compared === undefined + ? (objValue === othValue || equalFunc(objValue, othValue, customizer, bitmask, stack)) + : compared + )) { + result = false; + break; + } + skipCtor || (skipCtor = key == 'constructor'); + } + if (result && !skipCtor) { + var objCtor = object.constructor, + othCtor = other.constructor; + + // Non `Object` object instances with different constructors are not equal. + if (objCtor != othCtor && + ('constructor' in object && 'constructor' in other) && + !(typeof objCtor == 'function' && objCtor instanceof objCtor && + typeof othCtor == 'function' && othCtor instanceof othCtor)) { + result = false; + } + } + stack['delete'](object); + return result; +} + +/** + * Gets the "length" property value of `object`. + * + * **Note:** This function is used to avoid a + * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects + * Safari on at least iOS 8.1-8.3 ARM64. + * + * @private + * @param {Object} object The object to query. + * @returns {*} Returns the "length" value. + */ +var getLength = baseProperty('length'); + +/** + * Gets the data for `map`. + * + * @private + * @param {Object} map The map to query. + * @param {string} key The reference key. + * @returns {*} Returns the map data. + */ +function getMapData(map, key) { + var data = map.__data__; + return isKeyable(key) + ? data[typeof key == 'string' ? 'string' : 'hash'] + : data.map; +} + +/** + * Gets the property names, values, and compare flags of `object`. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the match data of `object`. + */ +function getMatchData(object) { + var result = keys(object), + length = result.length; + + while (length--) { + var key = result[length], + value = object[key]; + + result[length] = [key, value, isStrictComparable(value)]; + } + return result; +} + +/** + * Gets the native function at `key` of `object`. + * + * @private + * @param {Object} object The object to query. + * @param {string} key The key of the method to get. + * @returns {*} Returns the function if it's native, else `undefined`. + */ +function getNative(object, key) { + var value = getValue(object, key); + return baseIsNative(value) ? value : undefined; +} + +/** + * Gets the `[[Prototype]]` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {null|Object} Returns the `[[Prototype]]`. + */ +var getPrototype = overArg(nativeGetPrototype, Object); + +/** + * Gets the `toStringTag` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +var getTag = baseGetTag; + +// Fallback for data views, maps, sets, and weak maps in IE 11, +// for data views in Edge, and promises in Node.js. +if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || + (Map && getTag(new Map) != mapTag) || + (Promise && getTag(Promise.resolve()) != promiseTag) || + (Set && getTag(new Set) != setTag) || + (WeakMap && getTag(new WeakMap) != weakMapTag)) { + getTag = function(value) { + var result = objectToString.call(value), + Ctor = result == objectTag ? value.constructor : undefined, + ctorString = Ctor ? toSource(Ctor) : undefined; + + if (ctorString) { + switch (ctorString) { + case dataViewCtorString: return dataViewTag; + case mapCtorString: return mapTag; + case promiseCtorString: return promiseTag; + case setCtorString: return setTag; + case weakMapCtorString: return weakMapTag; + } + } + return result; + }; +} + +/** + * Checks if `path` exists on `object`. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @param {Function} hasFunc The function to check properties. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + */ +function hasPath(object, path, hasFunc) { + path = isKey(path, object) ? [path] : castPath(path); + + var result, + index = -1, + length = path.length; + + while (++index < length) { + var key = toKey(path[index]); + if (!(result = object != null && hasFunc(object, key))) { + break; + } + object = object[key]; + } + if (result) { + return result; + } + var length = object ? object.length : 0; + return !!length && isLength(length) && isIndex(key, length) && + (isArray(object) || isString(object) || isArguments(object)); +} + +/** + * Creates an array of index keys for `object` values of arrays, + * `arguments` objects, and strings, otherwise `null` is returned. + * + * @private + * @param {Object} object The object to query. + * @returns {Array|null} Returns index keys, else `null`. + */ +function indexKeys(object) { + var length = object ? object.length : undefined; + if (isLength(length) && + (isArray(object) || isString(object) || isArguments(object))) { + return baseTimes(length, String); + } + return null; +} + +/** + * Checks if `value` is a flattenable `arguments` object or array. * * @private * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is flattenable, else `false`. */ -function isFlattenableIteratee(value) { - return isArray(value) && !(value.length == 2 && !isFunction(value[0])); +function isFlattenable(value) { + return isArray(value) || isArguments(value) || + !!(spreadableSymbol && value && value[spreadableSymbol]) +} + +/** + * Checks if `value` is a valid array-like index. + * + * @private + * @param {*} value The value to check. + * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index. + * @returns {boolean} Returns `true` if `value` is a valid index, else `false`. + */ +function isIndex(value, length) { + length = length == null ? MAX_SAFE_INTEGER : length; + return !!length && + (typeof value == 'number' || reIsUint.test(value)) && + (value > -1 && value % 1 == 0 && value < length); +} + +/** + * Checks if `value` is a property name and not a property path. + * + * @private + * @param {*} value The value to check. + * @param {Object} [object] The object to query keys on. + * @returns {boolean} Returns `true` if `value` is a property name, else `false`. + */ +function isKey(value, object) { + if (isArray(value)) { + return false; + } + var type = typeof value; + if (type == 'number' || type == 'symbol' || type == 'boolean' || + value == null || isSymbol(value)) { + return true; + } + return reIsPlainProp.test(value) || !reIsDeepProp.test(value) || + (object != null && value in Object(object)); +} + +/** + * Checks if `value` is suitable for use as unique object key. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is suitable, else `false`. + */ +function isKeyable(value) { + var type = typeof value; + return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean') + ? (value !== '__proto__') + : (value === null); +} + +/** + * Checks if `func` has its source masked. + * + * @private + * @param {Function} func The function to check. + * @returns {boolean} Returns `true` if `func` is masked, else `false`. + */ +function isMasked(func) { + return !!maskSrcKey && (maskSrcKey in func); +} + +/** + * Checks if `value` is likely a prototype object. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a prototype, else `false`. + */ +function isPrototype(value) { + var Ctor = value && value.constructor, + proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto; + + return value === proto; +} + +/** + * Checks if `value` is suitable for strict equality comparisons, i.e. `===`. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` if suitable for strict + * equality comparisons, else `false`. + */ +function isStrictComparable(value) { + return value === value && !isObject(value); +} + +/** + * A specialized version of `matchesProperty` for source values suitable + * for strict equality comparisons, i.e. `===`. + * + * @private + * @param {string} key The key of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function matchesStrictComparable(key, srcValue) { + return function(object) { + if (object == null) { + return false; + } + return object[key] === srcValue && + (srcValue !== undefined || (key in Object(object))); + }; +} + +/** + * Converts `string` to a property path array. + * + * @private + * @param {string} string The string to convert. + * @returns {Array} Returns the property path array. + */ +var stringToPath = memoize(function(string) { + var result = []; + toString(string).replace(rePropName, function(match, number, quote, string) { + result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match)); + }); + return result; +}); + +/** + * Converts `value` to a string key if it's not a string or symbol. + * + * @private + * @param {*} value The value to inspect. + * @returns {string|symbol} Returns the key. + */ +function toKey(value) { + if (typeof value == 'string' || isSymbol(value)) { + return value; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +/** + * Converts `func` to its source code. + * + * @private + * @param {Function} func The function to process. + * @returns {string} Returns the source code. + */ +function toSource(func) { + if (func != null) { + try { + return funcToString.call(func); + } catch (e) {} + try { + return (func + ''); + } catch (e) {} + } + return ''; +} + +/** + * Creates a function that memoizes the result of `func`. If `resolver` is + * provided, it determines the cache key for storing the result based on the + * arguments provided to the memoized function. By default, the first argument + * provided to the memoized function is used as the map cache key. The `func` + * is invoked with the `this` binding of the memoized function. + * + * **Note:** The cache is exposed as the `cache` property on the memoized + * function. Its creation may be customized by replacing the `_.memoize.Cache` + * constructor with one whose instances implement the + * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * method interface of `delete`, `get`, `has`, and `set`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Function + * @param {Function} func The function to have its output memoized. + * @param {Function} [resolver] The function to resolve the cache key. + * @returns {Function} Returns the new memoized function. + * @example + * + * var object = { 'a': 1, 'b': 2 }; + * var other = { 'c': 3, 'd': 4 }; + * + * var values = _.memoize(_.values); + * values(object); + * // => [1, 2] + * + * values(other); + * // => [3, 4] + * + * object.a = 2; + * values(object); + * // => [1, 2] + * + * // Modify the result cache. + * values.cache.set(object, ['a', 'b']); + * values(object); + * // => ['a', 'b'] + * + * // Replace `_.memoize.Cache`. + * _.memoize.Cache = WeakMap; + */ +function memoize(func, resolver) { + if (typeof func != 'function' || (resolver && typeof resolver != 'function')) { + throw new TypeError(FUNC_ERROR_TEXT); + } + var memoized = function() { + var args = arguments, + key = resolver ? resolver.apply(this, args) : args[0], + cache = memoized.cache; + + if (cache.has(key)) { + return cache.get(key); + } + var result = func.apply(this, args); + memoized.cache = cache.set(key, result); + return result; + }; + memoized.cache = new (memoize.Cache || MapCache); + return memoized; +} + +// Assign cache to `_.memoize`. +memoize.Cache = MapCache; + +/** + * Performs a + * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * comparison between two values to determine if they are equivalent. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + * @example + * + * var object = { 'a': 1 }; + * var other = { 'a': 1 }; + * + * _.eq(object, object); + * // => true + * + * _.eq(object, other); + * // => false + * + * _.eq('a', 'a'); + * // => true + * + * _.eq('a', Object('a')); + * // => false + * + * _.eq(NaN, NaN); + * // => true + */ +function eq(value, other) { + return value === other || (value !== value && other !== other); +} + +/** + * Checks if `value` is likely an `arguments` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an `arguments` object, + * else `false`. + * @example + * + * _.isArguments(function() { return arguments; }()); + * // => true + * + * _.isArguments([1, 2, 3]); + * // => false + */ +function isArguments(value) { + // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && + (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } /** @@ -140,11 +1965,9 @@ function isFlattenableIteratee(value) { * @static * @memberOf _ * @since 0.1.0 - * @type {Function} * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. + * @returns {boolean} Returns `true` if `value` is an array, else `false`. * @example * * _.isArray([1, 2, 3]); @@ -161,6 +1984,64 @@ function isFlattenableIteratee(value) { */ var isArray = Array.isArray; +/** + * Checks if `value` is array-like. A value is considered array-like if it's + * not a function and has a `value.length` that's an integer greater than or + * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is array-like, else `false`. + * @example + * + * _.isArrayLike([1, 2, 3]); + * // => true + * + * _.isArrayLike(document.body.children); + * // => true + * + * _.isArrayLike('abc'); + * // => true + * + * _.isArrayLike(_.noop); + * // => false + */ +function isArrayLike(value) { + return value != null && isLength(getLength(value)) && !isFunction(value); +} + +/** + * This method is like `_.isArrayLike` except that it also checks if `value` + * is an object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array-like object, + * else `false`. + * @example + * + * _.isArrayLikeObject([1, 2, 3]); + * // => true + * + * _.isArrayLikeObject(document.body.children); + * // => true + * + * _.isArrayLikeObject('abc'); + * // => false + * + * _.isArrayLikeObject(_.noop); + * // => false + */ +function isArrayLikeObject(value) { + return isObjectLike(value) && isArrayLike(value); +} + /** * Checks if `value` is classified as a `Function` object. * @@ -169,8 +2050,7 @@ var isArray = Array.isArray; * @since 0.1.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a function, else `false`. * @example * * _.isFunction(_); @@ -187,6 +2067,38 @@ function isFunction(value) { return tag == funcTag || tag == genTag; } +/** + * Checks if `value` is a valid array-like length. + * + * **Note:** This function is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a valid length, + * else `false`. + * @example + * + * _.isLength(3); + * // => true + * + * _.isLength(Number.MIN_VALUE); + * // => false + * + * _.isLength(Infinity); + * // => false + * + * _.isLength('3'); + * // => false + */ +function isLength(value) { + return typeof value == 'number' && + value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER; +} + /** * Checks if `value` is the * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) @@ -217,6 +2129,250 @@ function isObject(value) { return !!value && (type == 'object' || type == 'function'); } +/** + * Checks if `value` is object-like. A value is object-like if it's not `null` + * and has a `typeof` result of "object". + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is object-like, else `false`. + * @example + * + * _.isObjectLike({}); + * // => true + * + * _.isObjectLike([1, 2, 3]); + * // => true + * + * _.isObjectLike(_.noop); + * // => false + * + * _.isObjectLike(null); + * // => false + */ +function isObjectLike(value) { + return !!value && typeof value == 'object'; +} + +/** + * Checks if `value` is classified as a `String` primitive or object. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a string, else `false`. + * @example + * + * _.isString('abc'); + * // => true + * + * _.isString(1); + * // => false + */ +function isString(value) { + return typeof value == 'string' || + (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); +} + +/** + * Checks if `value` is classified as a `Symbol` primitive or object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a symbol, else `false`. + * @example + * + * _.isSymbol(Symbol.iterator); + * // => true + * + * _.isSymbol('abc'); + * // => false + */ +function isSymbol(value) { + return typeof value == 'symbol' || + (isObjectLike(value) && objectToString.call(value) == symbolTag); +} + +/** + * Checks if `value` is classified as a typed array. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + * @example + * + * _.isTypedArray(new Uint8Array); + * // => true + * + * _.isTypedArray([]); + * // => false + */ +var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray; + +/** + * Converts `value` to a string. An empty string is returned for `null` + * and `undefined` values. The sign of `-0` is preserved. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to process. + * @returns {string} Returns the string. + * @example + * + * _.toString(null); + * // => '' + * + * _.toString(-0); + * // => '-0' + * + * _.toString([1, 2, 3]); + * // => '1,2,3' + */ +function toString(value) { + return value == null ? '' : baseToString(value); +} + +/** + * Gets the value at `path` of `object`. If the resolved value is + * `undefined`, the `defaultValue` is returned in its place. + * + * @static + * @memberOf _ + * @since 3.7.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @param {*} [defaultValue] The value returned for `undefined` resolved values. + * @returns {*} Returns the resolved value. + * @example + * + * var object = { 'a': [{ 'b': { 'c': 3 } }] }; + * + * _.get(object, 'a[0].b.c'); + * // => 3 + * + * _.get(object, ['a', '0', 'b', 'c']); + * // => 3 + * + * _.get(object, 'a.b.c', 'default'); + * // => 'default' + */ +function get(object, path, defaultValue) { + var result = object == null ? undefined : baseGet(object, path); + return result === undefined ? defaultValue : result; +} + +/** + * Checks if `path` is a direct or inherited property of `object`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + * @example + * + * var object = _.create({ 'a': _.create({ 'b': 2 }) }); + * + * _.hasIn(object, 'a'); + * // => true + * + * _.hasIn(object, 'a.b'); + * // => true + * + * _.hasIn(object, ['a', 'b']); + * // => true + * + * _.hasIn(object, 'b'); + * // => false + */ +function hasIn(object, path) { + return object != null && hasPath(object, path, baseHasIn); +} + +/** + * Creates an array of the own enumerable property names of `object`. + * + * **Note:** Non-object values are coerced to objects. See the + * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * for more details. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.keys(new Foo); + * // => ['a', 'b'] (iteration order is not guaranteed) + * + * _.keys('hi'); + * // => ['0', '1'] + */ +function keys(object) { + var isProto = isPrototype(object); + if (!(isProto || isArrayLike(object))) { + return baseKeys(object); + } + var indexes = indexKeys(object), + skipIndexes = !!indexes, + result = indexes || [], + length = result.length; + + for (var key in object) { + if (baseHas(object, key) && + !(skipIndexes && (key == 'length' || isIndex(key, length))) && + !(isProto && key == 'constructor')) { + result.push(key); + } + } + return result; +} + +/** + * This method returns the first argument it receives. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Util + * @param {*} value Any value. + * @returns {*} Returns `value`. + * @example + * + * var object = { 'a': 1 }; + * + * console.log(_.identity(object) === object); + * // => true + */ +function identity(value) { + return value; +} + /** * Creates a function that checks if **any** of the `predicates` return * truthy when invoked with the arguments it receives. @@ -225,12 +2381,12 @@ function isObject(value) { * @memberOf _ * @since 4.0.0 * @category Util - * @param {...(Array|Array[]|Function|Function[]|Object|Object[]|string|string[])} - * [predicates=[_.identity]] The predicates to check. + * @param {...(Function|Function[])} [predicates=[_.identity]] + * The predicates to check. * @returns {Function} Returns the new function. * @example * - * var func = _.overSome(Boolean, isFinite); + * var func = _.overSome([Boolean, isFinite]); * * func('1'); * // => true @@ -243,4 +2399,30 @@ function isObject(value) { */ var overSome = createOver(arraySome); +/** + * Creates a function that returns the value at `path` of a given object. + * + * @static + * @memberOf _ + * @since 2.4.0 + * @category Util + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + * @example + * + * var objects = [ + * { 'a': { 'b': 2 } }, + * { 'a': { 'b': 1 } } + * ]; + * + * _.map(objects, _.property('a.b')); + * // => [2, 1] + * + * _.map(_.sortBy(objects, _.property(['a', 'b'])), 'a.b'); + * // => [1, 2] + */ +function property(path) { + return isKey(path) ? baseProperty(toKey(path)) : basePropertyDeep(path); +} + module.exports = overSome; diff --git a/lodash.oversome/package.json b/lodash.oversome/package.json index 76a6e665f..f94fb1788 100644 --- a/lodash.oversome/package.json +++ b/lodash.oversome/package.json @@ -1,6 +1,6 @@ { "name": "lodash.oversome", - "version": "4.5.0", + "version": "4.6.0", "description": "The lodash method `_.overSome` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", @@ -13,10 +13,5 @@ "Mathias Bynens (https://mathiasbynens.be/)" ], "repository": "lodash/lodash", - "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" }, - "dependencies": { - "lodash._baseflatten": "~4.2.0", - "lodash._baseiteratee": "~4.7.0", - "lodash.rest": "^4.0.0" - } + "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" } } diff --git a/lodash.padend/README.md b/lodash.padend/README.md index 909eef8f2..db9e80baf 100644 --- a/lodash.padend/README.md +++ b/lodash.padend/README.md @@ -1,4 +1,4 @@ -# lodash.padend v4.5.0 +# lodash.padend v4.6.0 The [lodash](https://lodash.com/) method `_.padEnd` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var padEnd = require('lodash.padend'); ``` -See the [documentation](https://lodash.com/docs#padEnd) or [package source](https://github.com/lodash/lodash/blob/4.5.0-npm-packages/lodash.padend) for more details. +See the [documentation](https://lodash.com/docs#padEnd) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.padend) for more details. diff --git a/lodash.padend/index.js b/lodash.padend/index.js index 5af50372e..5b465e0cd 100644 --- a/lodash.padend/index.js +++ b/lodash.padend/index.js @@ -6,9 +6,6 @@ * Based on Underscore.js 1.8.3 * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors */ -var baseSlice = require('lodash._baseslice'), - baseToString = require('lodash._basetostring'), - toString = require('lodash.tostring'); /** Used as references for various `Number` constants. */ var INFINITY = 1 / 0, @@ -65,6 +62,15 @@ var reHasComplexSymbol = RegExp('[' + rsZWJ + rsAstralRange + rsComboMarksRange /** Built-in method references without a dependency on `root`. */ var freeParseInt = parseInt; +/** Detect free variable `global` from Node.js. */ +var freeGlobal = typeof global == 'object' && global && global.Object === Object && global; + +/** Detect free variable `self`. */ +var freeSelf = typeof self == 'object' && self && self.Object === Object && self; + +/** Used as a reference to the global object. */ +var root = freeGlobal || freeSelf || Function('return this')(); + /** * Gets the number of symbols in `string`. * @@ -104,10 +110,17 @@ var objectProto = Object.prototype; */ var objectToString = objectProto.toString; +/** Built-in value references. */ +var Symbol = root.Symbol; + /* Built-in method references for those with the same name as other `lodash` methods. */ var nativeCeil = Math.ceil, nativeFloor = Math.floor; +/** Used to convert symbols to primitives and strings. */ +var symbolProto = Symbol ? Symbol.prototype : undefined, + symbolToString = symbolProto ? symbolProto.toString : undefined; + /** * The base implementation of `_.repeat` which doesn't coerce arguments. * @@ -136,6 +149,56 @@ function baseRepeat(string, n) { return result; } +/** + * The base implementation of `_.slice` without an iteratee call guard. + * + * @private + * @param {Array} array The array to slice. + * @param {number} [start=0] The start position. + * @param {number} [end=array.length] The end position. + * @returns {Array} Returns the slice of `array`. + */ +function baseSlice(array, start, end) { + var index = -1, + length = array.length; + + if (start < 0) { + start = -start > length ? 0 : (length + start); + } + end = end > length ? length : end; + if (end < 0) { + end += length; + } + length = start > end ? 0 : ((end - start) >>> 0); + start >>>= 0; + + var result = Array(length); + while (++index < length) { + result[index] = array[index + start]; + } + return result; +} + +/** + * The base implementation of `_.toString` which doesn't convert nullish + * values to empty strings. + * + * @private + * @param {*} value The value to process. + * @returns {string} Returns the string. + */ +function baseToString(value) { + // Exit early for strings to avoid a performance hit in some environments. + if (typeof value == 'string') { + return value; + } + if (isSymbol(value)) { + return symbolToString ? symbolToString.call(value) : ''; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + /** * Casts `array` to a slice if it's needed. * @@ -181,8 +244,7 @@ function createPadding(length, chars) { * @since 0.1.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a function, else `false`. * @example * * _.isFunction(_); @@ -265,8 +327,7 @@ function isObjectLike(value) { * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a symbol, else `false`. * @example * * _.isSymbol(Symbol.iterator); @@ -318,7 +379,7 @@ function toFinite(value) { /** * Converts `value` to an integer. * - * **Note:** This function is loosely based on + * **Note:** This method is loosely based on * [`ToInteger`](http://www.ecma-international.org/ecma-262/6.0/#sec-tointeger). * * @static @@ -392,6 +453,31 @@ function toNumber(value) { : (reIsBadHex.test(value) ? NAN : +value); } +/** + * Converts `value` to a string. An empty string is returned for `null` + * and `undefined` values. The sign of `-0` is preserved. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to process. + * @returns {string} Returns the string. + * @example + * + * _.toString(null); + * // => '' + * + * _.toString(-0); + * // => '-0' + * + * _.toString([1, 2, 3]); + * // => '1,2,3' + */ +function toString(value) { + return value == null ? '' : baseToString(value); +} + /** * Pads `string` on the right side if it's shorter than `length`. Padding * characters are truncated if they exceed `length`. diff --git a/lodash.padend/package.json b/lodash.padend/package.json index 283eee899..491688051 100644 --- a/lodash.padend/package.json +++ b/lodash.padend/package.json @@ -1,6 +1,6 @@ { "name": "lodash.padend", - "version": "4.5.0", + "version": "4.6.0", "description": "The lodash method `_.padEnd` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", @@ -13,10 +13,5 @@ "Mathias Bynens (https://mathiasbynens.be/)" ], "repository": "lodash/lodash", - "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" }, - "dependencies": { - "lodash._baseslice": "~4.0.0", - "lodash._basetostring": "~4.12.0", - "lodash.tostring": "^4.0.0" - } + "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" } } diff --git a/lodash.padstart/README.md b/lodash.padstart/README.md index bcc1c5aa6..345ff831c 100644 --- a/lodash.padstart/README.md +++ b/lodash.padstart/README.md @@ -1,4 +1,4 @@ -# lodash.padstart v4.5.0 +# lodash.padstart v4.6.0 The [lodash](https://lodash.com/) method `_.padStart` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var padStart = require('lodash.padstart'); ``` -See the [documentation](https://lodash.com/docs#padStart) or [package source](https://github.com/lodash/lodash/blob/4.5.0-npm-packages/lodash.padstart) for more details. +See the [documentation](https://lodash.com/docs#padStart) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.padstart) for more details. diff --git a/lodash.padstart/index.js b/lodash.padstart/index.js index 456889536..3af0674a2 100644 --- a/lodash.padstart/index.js +++ b/lodash.padstart/index.js @@ -6,9 +6,6 @@ * Based on Underscore.js 1.8.3 * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors */ -var baseSlice = require('lodash._baseslice'), - baseToString = require('lodash._basetostring'), - toString = require('lodash.tostring'); /** Used as references for various `Number` constants. */ var INFINITY = 1 / 0, @@ -65,6 +62,15 @@ var reHasComplexSymbol = RegExp('[' + rsZWJ + rsAstralRange + rsComboMarksRange /** Built-in method references without a dependency on `root`. */ var freeParseInt = parseInt; +/** Detect free variable `global` from Node.js. */ +var freeGlobal = typeof global == 'object' && global && global.Object === Object && global; + +/** Detect free variable `self`. */ +var freeSelf = typeof self == 'object' && self && self.Object === Object && self; + +/** Used as a reference to the global object. */ +var root = freeGlobal || freeSelf || Function('return this')(); + /** * Gets the number of symbols in `string`. * @@ -104,10 +110,17 @@ var objectProto = Object.prototype; */ var objectToString = objectProto.toString; +/** Built-in value references. */ +var Symbol = root.Symbol; + /* Built-in method references for those with the same name as other `lodash` methods. */ var nativeCeil = Math.ceil, nativeFloor = Math.floor; +/** Used to convert symbols to primitives and strings. */ +var symbolProto = Symbol ? Symbol.prototype : undefined, + symbolToString = symbolProto ? symbolProto.toString : undefined; + /** * The base implementation of `_.repeat` which doesn't coerce arguments. * @@ -136,6 +149,56 @@ function baseRepeat(string, n) { return result; } +/** + * The base implementation of `_.slice` without an iteratee call guard. + * + * @private + * @param {Array} array The array to slice. + * @param {number} [start=0] The start position. + * @param {number} [end=array.length] The end position. + * @returns {Array} Returns the slice of `array`. + */ +function baseSlice(array, start, end) { + var index = -1, + length = array.length; + + if (start < 0) { + start = -start > length ? 0 : (length + start); + } + end = end > length ? length : end; + if (end < 0) { + end += length; + } + length = start > end ? 0 : ((end - start) >>> 0); + start >>>= 0; + + var result = Array(length); + while (++index < length) { + result[index] = array[index + start]; + } + return result; +} + +/** + * The base implementation of `_.toString` which doesn't convert nullish + * values to empty strings. + * + * @private + * @param {*} value The value to process. + * @returns {string} Returns the string. + */ +function baseToString(value) { + // Exit early for strings to avoid a performance hit in some environments. + if (typeof value == 'string') { + return value; + } + if (isSymbol(value)) { + return symbolToString ? symbolToString.call(value) : ''; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + /** * Casts `array` to a slice if it's needed. * @@ -181,8 +244,7 @@ function createPadding(length, chars) { * @since 0.1.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a function, else `false`. * @example * * _.isFunction(_); @@ -265,8 +327,7 @@ function isObjectLike(value) { * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a symbol, else `false`. * @example * * _.isSymbol(Symbol.iterator); @@ -318,7 +379,7 @@ function toFinite(value) { /** * Converts `value` to an integer. * - * **Note:** This function is loosely based on + * **Note:** This method is loosely based on * [`ToInteger`](http://www.ecma-international.org/ecma-262/6.0/#sec-tointeger). * * @static @@ -392,6 +453,31 @@ function toNumber(value) { : (reIsBadHex.test(value) ? NAN : +value); } +/** + * Converts `value` to a string. An empty string is returned for `null` + * and `undefined` values. The sign of `-0` is preserved. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to process. + * @returns {string} Returns the string. + * @example + * + * _.toString(null); + * // => '' + * + * _.toString(-0); + * // => '-0' + * + * _.toString([1, 2, 3]); + * // => '1,2,3' + */ +function toString(value) { + return value == null ? '' : baseToString(value); +} + /** * Pads `string` on the left side if it's shorter than `length`. Padding * characters are truncated if they exceed `length`. diff --git a/lodash.padstart/package.json b/lodash.padstart/package.json index efe842d27..7424779bf 100644 --- a/lodash.padstart/package.json +++ b/lodash.padstart/package.json @@ -1,6 +1,6 @@ { "name": "lodash.padstart", - "version": "4.5.0", + "version": "4.6.0", "description": "The lodash method `_.padStart` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", @@ -13,10 +13,5 @@ "Mathias Bynens (https://mathiasbynens.be/)" ], "repository": "lodash/lodash", - "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" }, - "dependencies": { - "lodash._baseslice": "~4.0.0", - "lodash._basetostring": "~4.12.0", - "lodash.tostring": "^4.0.0" - } + "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" } } diff --git a/lodash.partition/README.md b/lodash.partition/README.md index 0e271a7bb..dfe89b534 100644 --- a/lodash.partition/README.md +++ b/lodash.partition/README.md @@ -1,4 +1,4 @@ -# lodash.partition v4.5.1 +# lodash.partition v4.6.0 The [lodash](https://lodash.com/) method `_.partition` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var partition = require('lodash.partition'); ``` -See the [documentation](https://lodash.com/docs#partition) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.partition) for more details. +See the [documentation](https://lodash.com/docs#partition) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.partition) for more details. diff --git a/lodash.partition/index.js b/lodash.partition/index.js index b67438e2e..548e29ca5 100644 --- a/lodash.partition/index.js +++ b/lodash.partition/index.js @@ -62,7 +62,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -259,7 +259,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -291,6 +291,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -303,14 +304,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -328,8 +329,7 @@ var Symbol = root.Symbol, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys; +var nativeKeys = overArg(Object.keys, Object); /* Built-in method references that are verified to be native. */ var DataView = getNative(root, 'DataView'), @@ -797,11 +797,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -899,23 +926,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1118,14 +1128,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.matches` which doesn't clone `source`. @@ -1401,7 +1421,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1463,7 +1483,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1514,19 +1534,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1575,15 +1582,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1594,7 +1592,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1646,24 +1644,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1876,7 +1857,7 @@ var partition = createAggregator(function(result, value, key) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1935,7 +1916,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1988,7 +1969,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -2044,7 +2025,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -2095,8 +2076,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -2104,16 +2084,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2135,7 +2114,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2191,28 +2170,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2343,7 +2300,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2368,23 +2325,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.partition/package.json b/lodash.partition/package.json index 42bfdf06a..0d087ded8 100644 --- a/lodash.partition/package.json +++ b/lodash.partition/package.json @@ -1,6 +1,6 @@ { "name": "lodash.partition", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.partition` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.pickby/README.md b/lodash.pickby/README.md index a30f9e2bc..5940db4ad 100644 --- a/lodash.pickby/README.md +++ b/lodash.pickby/README.md @@ -1,4 +1,4 @@ -# lodash.pickby v4.5.1 +# lodash.pickby v4.6.0 The [lodash](https://lodash.com/) method `_.pickBy` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var pickBy = require('lodash.pickby'); ``` -See the [documentation](https://lodash.com/docs#pickBy) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.pickby) for more details. +See the [documentation](https://lodash.com/docs#pickBy) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.pickby) for more details. diff --git a/lodash.pickby/index.js b/lodash.pickby/index.js index fdab36a50..a5be93a8a 100644 --- a/lodash.pickby/index.js +++ b/lodash.pickby/index.js @@ -62,7 +62,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -239,23 +239,6 @@ function isHostObject(value) { return result; } -/** - * Converts `iterator` to an array. - * - * @private - * @param {Object} iterator The iterator to convert. - * @returns {Array} Returns the converted array. - */ -function iteratorToArray(iterator) { - var data, - result = []; - - while (!(data = iterator.next()).done) { - result.push(data.value); - } - return result; -} - /** * Converts `map` to its key-value pairs. * @@ -274,7 +257,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -306,6 +289,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -318,14 +302,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -337,17 +321,15 @@ var reIsNative = RegExp('^' + ); /** Built-in value references. */ -var Reflect = root.Reflect, - Symbol = root.Symbol, +var Symbol = root.Symbol, Uint8Array = root.Uint8Array, - enumerate = Reflect ? Reflect.enumerate : undefined, + getPrototype = overArg(Object.getPrototypeOf, Object), propertyIsEnumerable = objectProto.propertyIsEnumerable, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeGetSymbols = Object.getOwnPropertySymbols, - nativeKeys = Object.keys; +var nativeGetSymbols = Object.getOwnPropertySymbols, + nativeKeys = overArg(Object.keys, Object); /* Built-in method references that are verified to be native. */ var DataView = getNative(root, 'DataView'), @@ -815,11 +797,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -880,23 +889,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1099,40 +1091,47 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** - * The base implementation of `_.keysIn` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keysIn` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ function baseKeysIn(object) { - object = object == null ? object : Object(object); + if (!isObject(object)) { + return nativeKeysIn(object); + } + var isProto = isPrototype(object), + result = []; - var result = []; for (var key in object) { - result.push(key); + if (!(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) { + result.push(key); + } } return result; } -// Fallback for IE < 9 with es6-shim. -if (enumerate && !propertyIsEnumerable.call({ 'valueOf': 1 }, 'valueOf')) { - baseKeysIn = function(object) { - return iteratorToArray(enumerate(object)); - }; -} - /** * The base implementation of `_.matches` which doesn't clone `source`. * @@ -1362,7 +1361,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1424,7 +1423,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1487,19 +1486,6 @@ function getAllKeysIn(object) { return baseGetAllKeys(object, keysIn, getSymbolsIn); } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1548,15 +1534,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Creates an array of the own enumerable symbol properties of `object`. * @@ -1593,7 +1570,7 @@ var getSymbolsIn = !nativeGetSymbols ? stubArray : function(object) { var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1645,24 +1622,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1771,6 +1731,25 @@ function matchesStrictComparable(key, srcValue) { }; } +/** + * This function is like + * [`Object.keys`](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) + * except that it includes inherited enumerable properties. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + */ +function nativeKeysIn(object) { + var result = []; + if (object != null) { + for (var key in Object(object)) { + result.push(key); + } + } + return result; +} + /** * Converts `string` to a property path array. * @@ -1835,7 +1814,7 @@ function toSource(func) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1894,7 +1873,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1947,7 +1926,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -2003,7 +1982,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -2054,8 +2033,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -2063,16 +2041,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2094,7 +2071,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2150,28 +2127,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2302,7 +2257,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2327,23 +2282,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** @@ -2370,23 +2309,7 @@ function keys(object) { * // => ['a', 'b', 'c'] (iteration order is not guaranteed) */ function keysIn(object) { - var index = -1, - isProto = isPrototype(object), - props = baseKeysIn(object), - propsLength = props.length, - indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - while (++index < propsLength) { - var key = props[index]; - if (!(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object, true) : baseKeysIn(object); } /** diff --git a/lodash.pickby/package.json b/lodash.pickby/package.json index 84189c64d..cc9b12605 100644 --- a/lodash.pickby/package.json +++ b/lodash.pickby/package.json @@ -1,6 +1,6 @@ { "name": "lodash.pickby", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.pickBy` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.pullallby/README.md b/lodash.pullallby/README.md index 823c5b74a..a98fdb349 100644 --- a/lodash.pullallby/README.md +++ b/lodash.pullallby/README.md @@ -1,4 +1,4 @@ -# lodash.pullallby v4.5.0 +# lodash.pullallby v4.6.0 The [lodash](https://lodash.com/) method `_.pullAllBy` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var pullAllBy = require('lodash.pullallby'); ``` -See the [documentation](https://lodash.com/docs#pullAllBy) or [package source](https://github.com/lodash/lodash/blob/4.5.0-npm-packages/lodash.pullallby) for more details. +See the [documentation](https://lodash.com/docs#pullAllBy) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.pullallby) for more details. diff --git a/lodash.pullallby/index.js b/lodash.pullallby/index.js index 599f6a615..ac488a71d 100644 --- a/lodash.pullallby/index.js +++ b/lodash.pullallby/index.js @@ -6,8 +6,1830 @@ * Based on Underscore.js 1.8.3 * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors */ -var baseIteratee = require('lodash._baseiteratee'), - basePullAll = require('lodash._basepullall'); + +/** Used as the size to enable large array optimizations. */ +var LARGE_ARRAY_SIZE = 200; + +/** Used as the `TypeError` message for "Functions" methods. */ +var FUNC_ERROR_TEXT = 'Expected a function'; + +/** Used to stand-in for `undefined` hash values. */ +var HASH_UNDEFINED = '__lodash_hash_undefined__'; + +/** Used to compose bitmasks for comparison styles. */ +var UNORDERED_COMPARE_FLAG = 1, + PARTIAL_COMPARE_FLAG = 2; + +/** Used as references for various `Number` constants. */ +var INFINITY = 1 / 0, + MAX_SAFE_INTEGER = 9007199254740991; + +/** `Object#toString` result references. */ +var argsTag = '[object Arguments]', + arrayTag = '[object Array]', + boolTag = '[object Boolean]', + dateTag = '[object Date]', + errorTag = '[object Error]', + funcTag = '[object Function]', + genTag = '[object GeneratorFunction]', + mapTag = '[object Map]', + numberTag = '[object Number]', + objectTag = '[object Object]', + promiseTag = '[object Promise]', + regexpTag = '[object RegExp]', + setTag = '[object Set]', + stringTag = '[object String]', + symbolTag = '[object Symbol]', + weakMapTag = '[object WeakMap]'; + +var arrayBufferTag = '[object ArrayBuffer]', + dataViewTag = '[object DataView]', + float32Tag = '[object Float32Array]', + float64Tag = '[object Float64Array]', + int8Tag = '[object Int8Array]', + int16Tag = '[object Int16Array]', + int32Tag = '[object Int32Array]', + uint8Tag = '[object Uint8Array]', + uint8ClampedTag = '[object Uint8ClampedArray]', + uint16Tag = '[object Uint16Array]', + uint32Tag = '[object Uint32Array]'; + +/** Used to match property names within property paths. */ +var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, + reIsPlainProp = /^\w*$/, + rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(\.|\[\])(?:\4|$))/g; + +/** + * Used to match `RegExp` + * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + */ +var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; + +/** Used to match backslashes in property paths. */ +var reEscapeChar = /\\(\\)?/g; + +/** Used to detect host constructors (Safari). */ +var reIsHostCtor = /^\[object .+?Constructor\]$/; + +/** Used to detect unsigned integer values. */ +var reIsUint = /^(?:0|[1-9]\d*)$/; + +/** Used to identify `toStringTag` values of typed arrays. */ +var typedArrayTags = {}; +typedArrayTags[float32Tag] = typedArrayTags[float64Tag] = +typedArrayTags[int8Tag] = typedArrayTags[int16Tag] = +typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] = +typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] = +typedArrayTags[uint32Tag] = true; +typedArrayTags[argsTag] = typedArrayTags[arrayTag] = +typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] = +typedArrayTags[dataViewTag] = typedArrayTags[dateTag] = +typedArrayTags[errorTag] = typedArrayTags[funcTag] = +typedArrayTags[mapTag] = typedArrayTags[numberTag] = +typedArrayTags[objectTag] = typedArrayTags[regexpTag] = +typedArrayTags[setTag] = typedArrayTags[stringTag] = +typedArrayTags[weakMapTag] = false; + +/** Detect free variable `global` from Node.js. */ +var freeGlobal = typeof global == 'object' && global && global.Object === Object && global; + +/** Detect free variable `self`. */ +var freeSelf = typeof self == 'object' && self && self.Object === Object && self; + +/** Used as a reference to the global object. */ +var root = freeGlobal || freeSelf || Function('return this')(); + +/** Detect free variable `exports`. */ +var freeExports = freeGlobal && typeof exports == 'object' && exports; + +/** Detect free variable `module`. */ +var freeModule = freeExports && typeof module == 'object' && module; + +/** Detect the popular CommonJS extension `module.exports`. */ +var moduleExports = freeModule && freeModule.exports === freeExports; + +/** Detect free variable `process` from Node.js. */ +var freeProcess = moduleExports && freeGlobal.process; + +/** Used to access faster Node.js helpers. */ +var nodeUtil = (function() { + try { + return freeProcess && freeProcess.binding('util'); + } catch (e) {} +}()); + +/* Node.js helper references. */ +var nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray; + +/** + * A specialized version of `_.map` for arrays without support for iteratee + * shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns the new mapped array. + */ +function arrayMap(array, iteratee) { + var index = -1, + length = array ? array.length : 0, + result = Array(length); + + while (++index < length) { + result[index] = iteratee(array[index], index, array); + } + return result; +} + +/** + * A specialized version of `_.some` for arrays without support for iteratee + * shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} predicate The function invoked per iteration. + * @returns {boolean} Returns `true` if any element passes the predicate check, + * else `false`. + */ +function arraySome(array, predicate) { + var index = -1, + length = array ? array.length : 0; + + while (++index < length) { + if (predicate(array[index], index, array)) { + return true; + } + } + return false; +} + +/** + * The base implementation of `_.findIndex` and `_.findLastIndex` without + * support for iteratee shorthands. + * + * @private + * @param {Array} array The array to search. + * @param {Function} predicate The function invoked per iteration. + * @param {number} fromIndex The index to search from. + * @param {boolean} [fromRight] Specify iterating from right to left. + * @returns {number} Returns the index of the matched value, else `-1`. + */ +function baseFindIndex(array, predicate, fromIndex, fromRight) { + var length = array.length, + index = fromIndex + (fromRight ? 1 : -1); + + while ((fromRight ? index-- : ++index < length)) { + if (predicate(array[index], index, array)) { + return index; + } + } + return -1; +} + +/** + * The base implementation of `_.indexOf` without `fromIndex` bounds checks. + * + * @private + * @param {Array} array The array to search. + * @param {*} value The value to search for. + * @param {number} fromIndex The index to search from. + * @returns {number} Returns the index of the matched value, else `-1`. + */ +function baseIndexOf(array, value, fromIndex) { + if (value !== value) { + return baseFindIndex(array, baseIsNaN, fromIndex); + } + var index = fromIndex - 1, + length = array.length; + + while (++index < length) { + if (array[index] === value) { + return index; + } + } + return -1; +} + +/** + * This function is like `baseIndexOf` except that it accepts a comparator. + * + * @private + * @param {Array} array The array to search. + * @param {*} value The value to search for. + * @param {number} fromIndex The index to search from. + * @param {Function} comparator The comparator invoked per element. + * @returns {number} Returns the index of the matched value, else `-1`. + */ +function baseIndexOfWith(array, value, fromIndex, comparator) { + var index = fromIndex - 1, + length = array.length; + + while (++index < length) { + if (comparator(array[index], value)) { + return index; + } + } + return -1; +} + +/** + * The base implementation of `_.isNaN` without support for number objects. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is `NaN`, else `false`. + */ +function baseIsNaN(value) { + return value !== value; +} + +/** + * The base implementation of `_.property` without support for deep paths. + * + * @private + * @param {string} key The key of the property to get. + * @returns {Function} Returns the new accessor function. + */ +function baseProperty(key) { + return function(object) { + return object == null ? undefined : object[key]; + }; +} + +/** + * The base implementation of `_.times` without support for iteratee shorthands + * or max array length checks. + * + * @private + * @param {number} n The number of times to invoke `iteratee`. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns the array of results. + */ +function baseTimes(n, iteratee) { + var index = -1, + result = Array(n); + + while (++index < n) { + result[index] = iteratee(index); + } + return result; +} + +/** + * The base implementation of `_.unary` without support for storing metadata. + * + * @private + * @param {Function} func The function to cap arguments for. + * @returns {Function} Returns the new capped function. + */ +function baseUnary(func) { + return function(value) { + return func(value); + }; +} + +/** + * Gets the value at `key` of `object`. + * + * @private + * @param {Object} [object] The object to query. + * @param {string} key The key of the property to get. + * @returns {*} Returns the property value. + */ +function getValue(object, key) { + return object == null ? undefined : object[key]; +} + +/** + * Checks if `value` is a host object in IE < 9. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a host object, else `false`. + */ +function isHostObject(value) { + // Many host objects are `Object` objects that can coerce to strings + // despite having improperly defined `toString` methods. + var result = false; + if (value != null && typeof value.toString != 'function') { + try { + result = !!(value + ''); + } catch (e) {} + } + return result; +} + +/** + * Converts `map` to its key-value pairs. + * + * @private + * @param {Object} map The map to convert. + * @returns {Array} Returns the key-value pairs. + */ +function mapToArray(map) { + var index = -1, + result = Array(map.size); + + map.forEach(function(value, key) { + result[++index] = [key, value]; + }); + return result; +} + +/** + * Creates a function that invokes `func` with its first argument transformed. + * + * @private + * @param {Function} func The function to wrap. + * @param {Function} transform The argument transform. + * @returns {Function} Returns the new function. + */ +function overArg(func, transform) { + return function(arg) { + return func(transform(arg)); + }; +} + +/** + * Converts `set` to an array of its values. + * + * @private + * @param {Object} set The set to convert. + * @returns {Array} Returns the values. + */ +function setToArray(set) { + var index = -1, + result = Array(set.size); + + set.forEach(function(value) { + result[++index] = value; + }); + return result; +} + +/** Used for built-in method references. */ +var arrayProto = Array.prototype, + objectProto = Object.prototype; + +/** Used to detect overreaching core-js shims. */ +var coreJsData = root['__core-js_shared__']; + +/** Used to detect methods masquerading as native. */ +var maskSrcKey = (function() { + var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || ''); + return uid ? ('Symbol(src)_1.' + uid) : ''; +}()); + +/** Used to resolve the decompiled source of functions. */ +var funcToString = Function.prototype.toString; + +/** Used to check objects for own properties. */ +var hasOwnProperty = objectProto.hasOwnProperty; + +/** + * Used to resolve the + * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * of values. + */ +var objectToString = objectProto.toString; + +/** Used to detect if a method is native. */ +var reIsNative = RegExp('^' + + funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&') + .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$' +); + +/** Built-in value references. */ +var Symbol = root.Symbol, + Uint8Array = root.Uint8Array, + propertyIsEnumerable = objectProto.propertyIsEnumerable, + splice = arrayProto.splice; + +/* Built-in method references for those with the same name as other `lodash` methods. */ +var nativeGetPrototype = Object.getPrototypeOf, + nativeKeys = Object.keys; + +/* Built-in method references that are verified to be native. */ +var DataView = getNative(root, 'DataView'), + Map = getNative(root, 'Map'), + Promise = getNative(root, 'Promise'), + Set = getNative(root, 'Set'), + WeakMap = getNative(root, 'WeakMap'), + nativeCreate = getNative(Object, 'create'); + +/** Used to detect maps, sets, and weakmaps. */ +var dataViewCtorString = toSource(DataView), + mapCtorString = toSource(Map), + promiseCtorString = toSource(Promise), + setCtorString = toSource(Set), + weakMapCtorString = toSource(WeakMap); + +/** Used to convert symbols to primitives and strings. */ +var symbolProto = Symbol ? Symbol.prototype : undefined, + symbolValueOf = symbolProto ? symbolProto.valueOf : undefined, + symbolToString = symbolProto ? symbolProto.toString : undefined; + +/** + * Creates a hash object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Hash(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the hash. + * + * @private + * @name clear + * @memberOf Hash + */ +function hashClear() { + this.__data__ = nativeCreate ? nativeCreate(null) : {}; +} + +/** + * Removes `key` and its value from the hash. + * + * @private + * @name delete + * @memberOf Hash + * @param {Object} hash The hash to modify. + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function hashDelete(key) { + return this.has(key) && delete this.__data__[key]; +} + +/** + * Gets the hash value for `key`. + * + * @private + * @name get + * @memberOf Hash + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function hashGet(key) { + var data = this.__data__; + if (nativeCreate) { + var result = data[key]; + return result === HASH_UNDEFINED ? undefined : result; + } + return hasOwnProperty.call(data, key) ? data[key] : undefined; +} + +/** + * Checks if a hash value for `key` exists. + * + * @private + * @name has + * @memberOf Hash + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function hashHas(key) { + var data = this.__data__; + return nativeCreate ? data[key] !== undefined : hasOwnProperty.call(data, key); +} + +/** + * Sets the hash `key` to `value`. + * + * @private + * @name set + * @memberOf Hash + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the hash instance. + */ +function hashSet(key, value) { + var data = this.__data__; + data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value; + return this; +} + +// Add methods to `Hash`. +Hash.prototype.clear = hashClear; +Hash.prototype['delete'] = hashDelete; +Hash.prototype.get = hashGet; +Hash.prototype.has = hashHas; +Hash.prototype.set = hashSet; + +/** + * Creates an list cache object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function ListCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the list cache. + * + * @private + * @name clear + * @memberOf ListCache + */ +function listCacheClear() { + this.__data__ = []; +} + +/** + * Removes `key` and its value from the list cache. + * + * @private + * @name delete + * @memberOf ListCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function listCacheDelete(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + return false; + } + var lastIndex = data.length - 1; + if (index == lastIndex) { + data.pop(); + } else { + splice.call(data, index, 1); + } + return true; +} + +/** + * Gets the list cache value for `key`. + * + * @private + * @name get + * @memberOf ListCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function listCacheGet(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + return index < 0 ? undefined : data[index][1]; +} + +/** + * Checks if a list cache value for `key` exists. + * + * @private + * @name has + * @memberOf ListCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function listCacheHas(key) { + return assocIndexOf(this.__data__, key) > -1; +} + +/** + * Sets the list cache `key` to `value`. + * + * @private + * @name set + * @memberOf ListCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the list cache instance. + */ +function listCacheSet(key, value) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + data.push([key, value]); + } else { + data[index][1] = value; + } + return this; +} + +// Add methods to `ListCache`. +ListCache.prototype.clear = listCacheClear; +ListCache.prototype['delete'] = listCacheDelete; +ListCache.prototype.get = listCacheGet; +ListCache.prototype.has = listCacheHas; +ListCache.prototype.set = listCacheSet; + +/** + * Creates a map cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function MapCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the map. + * + * @private + * @name clear + * @memberOf MapCache + */ +function mapCacheClear() { + this.__data__ = { + 'hash': new Hash, + 'map': new (Map || ListCache), + 'string': new Hash + }; +} + +/** + * Removes `key` and its value from the map. + * + * @private + * @name delete + * @memberOf MapCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function mapCacheDelete(key) { + return getMapData(this, key)['delete'](key); +} + +/** + * Gets the map value for `key`. + * + * @private + * @name get + * @memberOf MapCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function mapCacheGet(key) { + return getMapData(this, key).get(key); +} + +/** + * Checks if a map value for `key` exists. + * + * @private + * @name has + * @memberOf MapCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function mapCacheHas(key) { + return getMapData(this, key).has(key); +} + +/** + * Sets the map `key` to `value`. + * + * @private + * @name set + * @memberOf MapCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the map cache instance. + */ +function mapCacheSet(key, value) { + getMapData(this, key).set(key, value); + return this; +} + +// Add methods to `MapCache`. +MapCache.prototype.clear = mapCacheClear; +MapCache.prototype['delete'] = mapCacheDelete; +MapCache.prototype.get = mapCacheGet; +MapCache.prototype.has = mapCacheHas; +MapCache.prototype.set = mapCacheSet; + +/** + * + * Creates an array cache object to store unique values. + * + * @private + * @constructor + * @param {Array} [values] The values to cache. + */ +function SetCache(values) { + var index = -1, + length = values ? values.length : 0; + + this.__data__ = new MapCache; + while (++index < length) { + this.add(values[index]); + } +} + +/** + * Adds `value` to the array cache. + * + * @private + * @name add + * @memberOf SetCache + * @alias push + * @param {*} value The value to cache. + * @returns {Object} Returns the cache instance. + */ +function setCacheAdd(value) { + this.__data__.set(value, HASH_UNDEFINED); + return this; +} + +/** + * Checks if `value` is in the array cache. + * + * @private + * @name has + * @memberOf SetCache + * @param {*} value The value to search for. + * @returns {number} Returns `true` if `value` is found, else `false`. + */ +function setCacheHas(value) { + return this.__data__.has(value); +} + +// Add methods to `SetCache`. +SetCache.prototype.add = SetCache.prototype.push = setCacheAdd; +SetCache.prototype.has = setCacheHas; + +/** + * Creates a stack cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Stack(entries) { + this.__data__ = new ListCache(entries); +} + +/** + * Removes all key-value entries from the stack. + * + * @private + * @name clear + * @memberOf Stack + */ +function stackClear() { + this.__data__ = new ListCache; +} + +/** + * Removes `key` and its value from the stack. + * + * @private + * @name delete + * @memberOf Stack + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function stackDelete(key) { + return this.__data__['delete'](key); +} + +/** + * Gets the stack value for `key`. + * + * @private + * @name get + * @memberOf Stack + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function stackGet(key) { + return this.__data__.get(key); +} + +/** + * Checks if a stack value for `key` exists. + * + * @private + * @name has + * @memberOf Stack + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function stackHas(key) { + return this.__data__.has(key); +} + +/** + * Sets the stack `key` to `value`. + * + * @private + * @name set + * @memberOf Stack + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the stack cache instance. + */ +function stackSet(key, value) { + var cache = this.__data__; + if (cache instanceof ListCache) { + var pairs = cache.__data__; + if (!Map || (pairs.length < LARGE_ARRAY_SIZE - 1)) { + pairs.push([key, value]); + return this; + } + cache = this.__data__ = new MapCache(pairs); + } + cache.set(key, value); + return this; +} + +// Add methods to `Stack`. +Stack.prototype.clear = stackClear; +Stack.prototype['delete'] = stackDelete; +Stack.prototype.get = stackGet; +Stack.prototype.has = stackHas; +Stack.prototype.set = stackSet; + +/** + * Gets the index at which the `key` is found in `array` of key-value pairs. + * + * @private + * @param {Array} array The array to search. + * @param {*} key The key to search for. + * @returns {number} Returns the index of the matched value, else `-1`. + */ +function assocIndexOf(array, key) { + var length = array.length; + while (length--) { + if (eq(array[length][0], key)) { + return length; + } + } + return -1; +} + +/** + * The base implementation of `_.get` without support for default values. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @returns {*} Returns the resolved value. + */ +function baseGet(object, path) { + path = isKey(path, object) ? [path] : castPath(path); + + var index = 0, + length = path.length; + + while (object != null && index < length) { + object = object[toKey(path[index++])]; + } + return (index && index == length) ? object : undefined; +} + +/** + * The base implementation of `getTag`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +function baseGetTag(value) { + return objectToString.call(value); +} + +/** + * The base implementation of `_.has` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHas(object, key) { + // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, + // that are composed entirely of index properties, return `false` for + // `hasOwnProperty` checks of them. + return object != null && + (hasOwnProperty.call(object, key) || + (typeof object == 'object' && key in object && getPrototype(object) === null)); +} + +/** + * The base implementation of `_.hasIn` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHasIn(object, key) { + return object != null && key in Object(object); +} + +/** + * The base implementation of `_.isEqual` which supports partial comparisons + * and tracks traversed objects. + * + * @private + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @param {Function} [customizer] The function to customize comparisons. + * @param {boolean} [bitmask] The bitmask of comparison flags. + * The bitmask may be composed of the following flags: + * 1 - Unordered comparison + * 2 - Partial comparison + * @param {Object} [stack] Tracks traversed `value` and `other` objects. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + */ +function baseIsEqual(value, other, customizer, bitmask, stack) { + if (value === other) { + return true; + } + if (value == null || other == null || (!isObject(value) && !isObjectLike(other))) { + return value !== value && other !== other; + } + return baseIsEqualDeep(value, other, baseIsEqual, customizer, bitmask, stack); +} + +/** + * A specialized version of `baseIsEqual` for arrays and objects which performs + * deep comparisons and tracks traversed objects enabling objects with circular + * references to be compared. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} [customizer] The function to customize comparisons. + * @param {number} [bitmask] The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} [stack] Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function baseIsEqualDeep(object, other, equalFunc, customizer, bitmask, stack) { + var objIsArr = isArray(object), + othIsArr = isArray(other), + objTag = arrayTag, + othTag = arrayTag; + + if (!objIsArr) { + objTag = getTag(object); + objTag = objTag == argsTag ? objectTag : objTag; + } + if (!othIsArr) { + othTag = getTag(other); + othTag = othTag == argsTag ? objectTag : othTag; + } + var objIsObj = objTag == objectTag && !isHostObject(object), + othIsObj = othTag == objectTag && !isHostObject(other), + isSameTag = objTag == othTag; + + if (isSameTag && !objIsObj) { + stack || (stack = new Stack); + return (objIsArr || isTypedArray(object)) + ? equalArrays(object, other, equalFunc, customizer, bitmask, stack) + : equalByTag(object, other, objTag, equalFunc, customizer, bitmask, stack); + } + if (!(bitmask & PARTIAL_COMPARE_FLAG)) { + var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'), + othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__'); + + if (objIsWrapped || othIsWrapped) { + var objUnwrapped = objIsWrapped ? object.value() : object, + othUnwrapped = othIsWrapped ? other.value() : other; + + stack || (stack = new Stack); + return equalFunc(objUnwrapped, othUnwrapped, customizer, bitmask, stack); + } + } + if (!isSameTag) { + return false; + } + stack || (stack = new Stack); + return equalObjects(object, other, equalFunc, customizer, bitmask, stack); +} + +/** + * The base implementation of `_.isMatch` without support for iteratee shorthands. + * + * @private + * @param {Object} object The object to inspect. + * @param {Object} source The object of property values to match. + * @param {Array} matchData The property names, values, and compare flags to match. + * @param {Function} [customizer] The function to customize comparisons. + * @returns {boolean} Returns `true` if `object` is a match, else `false`. + */ +function baseIsMatch(object, source, matchData, customizer) { + var index = matchData.length, + length = index, + noCustomizer = !customizer; + + if (object == null) { + return !length; + } + object = Object(object); + while (index--) { + var data = matchData[index]; + if ((noCustomizer && data[2]) + ? data[1] !== object[data[0]] + : !(data[0] in object) + ) { + return false; + } + } + while (++index < length) { + data = matchData[index]; + var key = data[0], + objValue = object[key], + srcValue = data[1]; + + if (noCustomizer && data[2]) { + if (objValue === undefined && !(key in object)) { + return false; + } + } else { + var stack = new Stack; + if (customizer) { + var result = customizer(objValue, srcValue, key, object, source, stack); + } + if (!(result === undefined + ? baseIsEqual(srcValue, objValue, customizer, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG, stack) + : result + )) { + return false; + } + } + } + return true; +} + +/** + * The base implementation of `_.isNative` without bad shim checks. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a native function, + * else `false`. + */ +function baseIsNative(value) { + if (!isObject(value) || isMasked(value)) { + return false; + } + var pattern = (isFunction(value) || isHostObject(value)) ? reIsNative : reIsHostCtor; + return pattern.test(toSource(value)); +} + +/** + * The base implementation of `_.isTypedArray` without Node.js optimizations. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + */ +function baseIsTypedArray(value) { + return isObjectLike(value) && + isLength(value.length) && !!typedArrayTags[objectToString.call(value)]; +} + +/** + * The base implementation of `_.iteratee`. + * + * @private + * @param {*} [value=_.identity] The value to convert to an iteratee. + * @returns {Function} Returns the iteratee. + */ +function baseIteratee(value) { + // Don't store the `typeof` result in a variable to avoid a JIT bug in Safari 9. + // See https://bugs.webkit.org/show_bug.cgi?id=156034 for more details. + if (typeof value == 'function') { + return value; + } + if (value == null) { + return identity; + } + if (typeof value == 'object') { + return isArray(value) + ? baseMatchesProperty(value[0], value[1]) + : baseMatches(value); + } + return property(value); +} + +/** + * The base implementation of `_.keys` which doesn't skip the constructor + * property of prototypes or treat sparse arrays as dense. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + */ +var baseKeys = overArg(nativeKeys, Object); + +/** + * The base implementation of `_.matches` which doesn't clone `source`. + * + * @private + * @param {Object} source The object of property values to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatches(source) { + var matchData = getMatchData(source); + if (matchData.length == 1 && matchData[0][2]) { + return matchesStrictComparable(matchData[0][0], matchData[0][1]); + } + return function(object) { + return object === source || baseIsMatch(object, source, matchData); + }; +} + +/** + * The base implementation of `_.matchesProperty` which doesn't clone `srcValue`. + * + * @private + * @param {string} path The path of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatchesProperty(path, srcValue) { + if (isKey(path) && isStrictComparable(srcValue)) { + return matchesStrictComparable(toKey(path), srcValue); + } + return function(object) { + var objValue = get(object, path); + return (objValue === undefined && objValue === srcValue) + ? hasIn(object, path) + : baseIsEqual(srcValue, objValue, undefined, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG); + }; +} + +/** + * A specialized version of `baseProperty` which supports deep paths. + * + * @private + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + */ +function basePropertyDeep(path) { + return function(object) { + return baseGet(object, path); + }; +} + +/** + * The base implementation of `_.pullAllBy` without support for iteratee + * shorthands. + * + * @private + * @param {Array} array The array to modify. + * @param {Array} values The values to remove. + * @param {Function} [iteratee] The iteratee invoked per element. + * @param {Function} [comparator] The comparator invoked per element. + * @returns {Array} Returns `array`. + */ +function basePullAll(array, values, iteratee, comparator) { + var indexOf = comparator ? baseIndexOfWith : baseIndexOf, + index = -1, + length = values.length, + seen = array; + + if (array === values) { + values = copyArray(values); + } + if (iteratee) { + seen = arrayMap(array, baseUnary(iteratee)); + } + while (++index < length) { + var fromIndex = 0, + value = values[index], + computed = iteratee ? iteratee(value) : value; + + while ((fromIndex = indexOf(seen, computed, fromIndex, comparator)) > -1) { + if (seen !== array) { + splice.call(seen, fromIndex, 1); + } + splice.call(array, fromIndex, 1); + } + } + return array; +} + +/** + * The base implementation of `_.toString` which doesn't convert nullish + * values to empty strings. + * + * @private + * @param {*} value The value to process. + * @returns {string} Returns the string. + */ +function baseToString(value) { + // Exit early for strings to avoid a performance hit in some environments. + if (typeof value == 'string') { + return value; + } + if (isSymbol(value)) { + return symbolToString ? symbolToString.call(value) : ''; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +/** + * Casts `value` to a path array if it's not one. + * + * @private + * @param {*} value The value to inspect. + * @returns {Array} Returns the cast property path array. + */ +function castPath(value) { + return isArray(value) ? value : stringToPath(value); +} + +/** + * Copies the values of `source` to `array`. + * + * @private + * @param {Array} source The array to copy values from. + * @param {Array} [array=[]] The array to copy values to. + * @returns {Array} Returns `array`. + */ +function copyArray(source, array) { + var index = -1, + length = source.length; + + array || (array = Array(length)); + while (++index < length) { + array[index] = source[index]; + } + return array; +} + +/** + * A specialized version of `baseIsEqualDeep` for arrays with support for + * partial deep comparisons. + * + * @private + * @param {Array} array The array to compare. + * @param {Array} other The other array to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `array` and `other` objects. + * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`. + */ +function equalArrays(array, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + arrLength = array.length, + othLength = other.length; + + if (arrLength != othLength && !(isPartial && othLength > arrLength)) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(array); + if (stacked && stack.get(other)) { + return stacked == other; + } + var index = -1, + result = true, + seen = (bitmask & UNORDERED_COMPARE_FLAG) ? new SetCache : undefined; + + stack.set(array, other); + stack.set(other, array); + + // Ignore non-index properties. + while (++index < arrLength) { + var arrValue = array[index], + othValue = other[index]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, arrValue, index, other, array, stack) + : customizer(arrValue, othValue, index, array, other, stack); + } + if (compared !== undefined) { + if (compared) { + continue; + } + result = false; + break; + } + // Recursively compare arrays (susceptible to call stack limits). + if (seen) { + if (!arraySome(other, function(othValue, othIndex) { + if (!seen.has(othIndex) && + (arrValue === othValue || equalFunc(arrValue, othValue, customizer, bitmask, stack))) { + return seen.add(othIndex); + } + })) { + result = false; + break; + } + } else if (!( + arrValue === othValue || + equalFunc(arrValue, othValue, customizer, bitmask, stack) + )) { + result = false; + break; + } + } + stack['delete'](array); + return result; +} + +/** + * A specialized version of `baseIsEqualDeep` for comparing objects of + * the same `toStringTag`. + * + * **Note:** This function only supports comparing values with tags of + * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {string} tag The `toStringTag` of the objects to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { + switch (tag) { + case dataViewTag: + if ((object.byteLength != other.byteLength) || + (object.byteOffset != other.byteOffset)) { + return false; + } + object = object.buffer; + other = other.buffer; + + case arrayBufferTag: + if ((object.byteLength != other.byteLength) || + !equalFunc(new Uint8Array(object), new Uint8Array(other))) { + return false; + } + return true; + + case boolTag: + case dateTag: + case numberTag: + // Coerce booleans to `1` or `0` and dates to milliseconds. + // Invalid dates are coerced to `NaN`. + return eq(+object, +other); + + case errorTag: + return object.name == other.name && object.message == other.message; + + case regexpTag: + case stringTag: + // Coerce regexes to strings and treat strings, primitives and objects, + // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // for more details. + return object == (other + ''); + + case mapTag: + var convert = mapToArray; + + case setTag: + var isPartial = bitmask & PARTIAL_COMPARE_FLAG; + convert || (convert = setToArray); + + if (object.size != other.size && !isPartial) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked) { + return stacked == other; + } + bitmask |= UNORDERED_COMPARE_FLAG; + + // Recursively compare objects (susceptible to call stack limits). + stack.set(object, other); + var result = equalArrays(convert(object), convert(other), equalFunc, customizer, bitmask, stack); + stack['delete'](object); + return result; + + case symbolTag: + if (symbolValueOf) { + return symbolValueOf.call(object) == symbolValueOf.call(other); + } + } + return false; +} + +/** + * A specialized version of `baseIsEqualDeep` for objects with support for + * partial deep comparisons. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + objProps = keys(object), + objLength = objProps.length, + othProps = keys(other), + othLength = othProps.length; + + if (objLength != othLength && !isPartial) { + return false; + } + var index = objLength; + while (index--) { + var key = objProps[index]; + if (!(isPartial ? key in other : baseHas(other, key))) { + return false; + } + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked && stack.get(other)) { + return stacked == other; + } + var result = true; + stack.set(object, other); + stack.set(other, object); + + var skipCtor = isPartial; + while (++index < objLength) { + key = objProps[index]; + var objValue = object[key], + othValue = other[key]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, objValue, key, other, object, stack) + : customizer(objValue, othValue, key, object, other, stack); + } + // Recursively compare objects (susceptible to call stack limits). + if (!(compared === undefined + ? (objValue === othValue || equalFunc(objValue, othValue, customizer, bitmask, stack)) + : compared + )) { + result = false; + break; + } + skipCtor || (skipCtor = key == 'constructor'); + } + if (result && !skipCtor) { + var objCtor = object.constructor, + othCtor = other.constructor; + + // Non `Object` object instances with different constructors are not equal. + if (objCtor != othCtor && + ('constructor' in object && 'constructor' in other) && + !(typeof objCtor == 'function' && objCtor instanceof objCtor && + typeof othCtor == 'function' && othCtor instanceof othCtor)) { + result = false; + } + } + stack['delete'](object); + return result; +} + +/** + * Gets the "length" property value of `object`. + * + * **Note:** This function is used to avoid a + * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects + * Safari on at least iOS 8.1-8.3 ARM64. + * + * @private + * @param {Object} object The object to query. + * @returns {*} Returns the "length" value. + */ +var getLength = baseProperty('length'); + +/** + * Gets the data for `map`. + * + * @private + * @param {Object} map The map to query. + * @param {string} key The reference key. + * @returns {*} Returns the map data. + */ +function getMapData(map, key) { + var data = map.__data__; + return isKeyable(key) + ? data[typeof key == 'string' ? 'string' : 'hash'] + : data.map; +} + +/** + * Gets the property names, values, and compare flags of `object`. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the match data of `object`. + */ +function getMatchData(object) { + var result = keys(object), + length = result.length; + + while (length--) { + var key = result[length], + value = object[key]; + + result[length] = [key, value, isStrictComparable(value)]; + } + return result; +} + +/** + * Gets the native function at `key` of `object`. + * + * @private + * @param {Object} object The object to query. + * @param {string} key The key of the method to get. + * @returns {*} Returns the function if it's native, else `undefined`. + */ +function getNative(object, key) { + var value = getValue(object, key); + return baseIsNative(value) ? value : undefined; +} + +/** + * Gets the `[[Prototype]]` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {null|Object} Returns the `[[Prototype]]`. + */ +var getPrototype = overArg(nativeGetPrototype, Object); + +/** + * Gets the `toStringTag` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +var getTag = baseGetTag; + +// Fallback for data views, maps, sets, and weak maps in IE 11, +// for data views in Edge, and promises in Node.js. +if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || + (Map && getTag(new Map) != mapTag) || + (Promise && getTag(Promise.resolve()) != promiseTag) || + (Set && getTag(new Set) != setTag) || + (WeakMap && getTag(new WeakMap) != weakMapTag)) { + getTag = function(value) { + var result = objectToString.call(value), + Ctor = result == objectTag ? value.constructor : undefined, + ctorString = Ctor ? toSource(Ctor) : undefined; + + if (ctorString) { + switch (ctorString) { + case dataViewCtorString: return dataViewTag; + case mapCtorString: return mapTag; + case promiseCtorString: return promiseTag; + case setCtorString: return setTag; + case weakMapCtorString: return weakMapTag; + } + } + return result; + }; +} + +/** + * Checks if `path` exists on `object`. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @param {Function} hasFunc The function to check properties. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + */ +function hasPath(object, path, hasFunc) { + path = isKey(path, object) ? [path] : castPath(path); + + var result, + index = -1, + length = path.length; + + while (++index < length) { + var key = toKey(path[index]); + if (!(result = object != null && hasFunc(object, key))) { + break; + } + object = object[key]; + } + if (result) { + return result; + } + var length = object ? object.length : 0; + return !!length && isLength(length) && isIndex(key, length) && + (isArray(object) || isString(object) || isArguments(object)); +} + +/** + * Creates an array of index keys for `object` values of arrays, + * `arguments` objects, and strings, otherwise `null` is returned. + * + * @private + * @param {Object} object The object to query. + * @returns {Array|null} Returns index keys, else `null`. + */ +function indexKeys(object) { + var length = object ? object.length : undefined; + if (isLength(length) && + (isArray(object) || isString(object) || isArguments(object))) { + return baseTimes(length, String); + } + return null; +} + +/** + * Checks if `value` is a valid array-like index. + * + * @private + * @param {*} value The value to check. + * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index. + * @returns {boolean} Returns `true` if `value` is a valid index, else `false`. + */ +function isIndex(value, length) { + length = length == null ? MAX_SAFE_INTEGER : length; + return !!length && + (typeof value == 'number' || reIsUint.test(value)) && + (value > -1 && value % 1 == 0 && value < length); +} + +/** + * Checks if `value` is a property name and not a property path. + * + * @private + * @param {*} value The value to check. + * @param {Object} [object] The object to query keys on. + * @returns {boolean} Returns `true` if `value` is a property name, else `false`. + */ +function isKey(value, object) { + if (isArray(value)) { + return false; + } + var type = typeof value; + if (type == 'number' || type == 'symbol' || type == 'boolean' || + value == null || isSymbol(value)) { + return true; + } + return reIsPlainProp.test(value) || !reIsDeepProp.test(value) || + (object != null && value in Object(object)); +} + +/** + * Checks if `value` is suitable for use as unique object key. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is suitable, else `false`. + */ +function isKeyable(value) { + var type = typeof value; + return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean') + ? (value !== '__proto__') + : (value === null); +} + +/** + * Checks if `func` has its source masked. + * + * @private + * @param {Function} func The function to check. + * @returns {boolean} Returns `true` if `func` is masked, else `false`. + */ +function isMasked(func) { + return !!maskSrcKey && (maskSrcKey in func); +} + +/** + * Checks if `value` is likely a prototype object. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a prototype, else `false`. + */ +function isPrototype(value) { + var Ctor = value && value.constructor, + proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto; + + return value === proto; +} + +/** + * Checks if `value` is suitable for strict equality comparisons, i.e. `===`. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` if suitable for strict + * equality comparisons, else `false`. + */ +function isStrictComparable(value) { + return value === value && !isObject(value); +} + +/** + * A specialized version of `matchesProperty` for source values suitable + * for strict equality comparisons, i.e. `===`. + * + * @private + * @param {string} key The key of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function matchesStrictComparable(key, srcValue) { + return function(object) { + if (object == null) { + return false; + } + return object[key] === srcValue && + (srcValue !== undefined || (key in Object(object))); + }; +} + +/** + * Converts `string` to a property path array. + * + * @private + * @param {string} string The string to convert. + * @returns {Array} Returns the property path array. + */ +var stringToPath = memoize(function(string) { + var result = []; + toString(string).replace(rePropName, function(match, number, quote, string) { + result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match)); + }); + return result; +}); + +/** + * Converts `value` to a string key if it's not a string or symbol. + * + * @private + * @param {*} value The value to inspect. + * @returns {string|symbol} Returns the key. + */ +function toKey(value) { + if (typeof value == 'string' || isSymbol(value)) { + return value; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +/** + * Converts `func` to its source code. + * + * @private + * @param {Function} func The function to process. + * @returns {string} Returns the source code. + */ +function toSource(func) { + if (func != null) { + try { + return funcToString.call(func); + } catch (e) {} + try { + return (func + ''); + } catch (e) {} + } + return ''; +} /** * This method is like `_.pullAll` except that it accepts `iteratee` which is @@ -22,7 +1844,7 @@ var baseIteratee = require('lodash._baseiteratee'), * @category Array * @param {Array} array The array to modify. * @param {Array} values The values to remove. - * @param {Array|Function|Object|string} [iteratee=_.identity] + * @param {Function} [iteratee=_.identity] * The iteratee invoked per element. * @returns {Array} Returns `array`. * @example @@ -35,8 +1857,575 @@ var baseIteratee = require('lodash._baseiteratee'), */ function pullAllBy(array, values, iteratee) { return (array && array.length && values && values.length) - ? basePullAll(array, values, baseIteratee(iteratee)) + ? basePullAll(array, values, baseIteratee(iteratee, 2)) : array; } +/** + * Creates a function that memoizes the result of `func`. If `resolver` is + * provided, it determines the cache key for storing the result based on the + * arguments provided to the memoized function. By default, the first argument + * provided to the memoized function is used as the map cache key. The `func` + * is invoked with the `this` binding of the memoized function. + * + * **Note:** The cache is exposed as the `cache` property on the memoized + * function. Its creation may be customized by replacing the `_.memoize.Cache` + * constructor with one whose instances implement the + * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * method interface of `delete`, `get`, `has`, and `set`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Function + * @param {Function} func The function to have its output memoized. + * @param {Function} [resolver] The function to resolve the cache key. + * @returns {Function} Returns the new memoized function. + * @example + * + * var object = { 'a': 1, 'b': 2 }; + * var other = { 'c': 3, 'd': 4 }; + * + * var values = _.memoize(_.values); + * values(object); + * // => [1, 2] + * + * values(other); + * // => [3, 4] + * + * object.a = 2; + * values(object); + * // => [1, 2] + * + * // Modify the result cache. + * values.cache.set(object, ['a', 'b']); + * values(object); + * // => ['a', 'b'] + * + * // Replace `_.memoize.Cache`. + * _.memoize.Cache = WeakMap; + */ +function memoize(func, resolver) { + if (typeof func != 'function' || (resolver && typeof resolver != 'function')) { + throw new TypeError(FUNC_ERROR_TEXT); + } + var memoized = function() { + var args = arguments, + key = resolver ? resolver.apply(this, args) : args[0], + cache = memoized.cache; + + if (cache.has(key)) { + return cache.get(key); + } + var result = func.apply(this, args); + memoized.cache = cache.set(key, result); + return result; + }; + memoized.cache = new (memoize.Cache || MapCache); + return memoized; +} + +// Assign cache to `_.memoize`. +memoize.Cache = MapCache; + +/** + * Performs a + * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * comparison between two values to determine if they are equivalent. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + * @example + * + * var object = { 'a': 1 }; + * var other = { 'a': 1 }; + * + * _.eq(object, object); + * // => true + * + * _.eq(object, other); + * // => false + * + * _.eq('a', 'a'); + * // => true + * + * _.eq('a', Object('a')); + * // => false + * + * _.eq(NaN, NaN); + * // => true + */ +function eq(value, other) { + return value === other || (value !== value && other !== other); +} + +/** + * Checks if `value` is likely an `arguments` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an `arguments` object, + * else `false`. + * @example + * + * _.isArguments(function() { return arguments; }()); + * // => true + * + * _.isArguments([1, 2, 3]); + * // => false + */ +function isArguments(value) { + // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && + (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); +} + +/** + * Checks if `value` is classified as an `Array` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array, else `false`. + * @example + * + * _.isArray([1, 2, 3]); + * // => true + * + * _.isArray(document.body.children); + * // => false + * + * _.isArray('abc'); + * // => false + * + * _.isArray(_.noop); + * // => false + */ +var isArray = Array.isArray; + +/** + * Checks if `value` is array-like. A value is considered array-like if it's + * not a function and has a `value.length` that's an integer greater than or + * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is array-like, else `false`. + * @example + * + * _.isArrayLike([1, 2, 3]); + * // => true + * + * _.isArrayLike(document.body.children); + * // => true + * + * _.isArrayLike('abc'); + * // => true + * + * _.isArrayLike(_.noop); + * // => false + */ +function isArrayLike(value) { + return value != null && isLength(getLength(value)) && !isFunction(value); +} + +/** + * This method is like `_.isArrayLike` except that it also checks if `value` + * is an object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array-like object, + * else `false`. + * @example + * + * _.isArrayLikeObject([1, 2, 3]); + * // => true + * + * _.isArrayLikeObject(document.body.children); + * // => true + * + * _.isArrayLikeObject('abc'); + * // => false + * + * _.isArrayLikeObject(_.noop); + * // => false + */ +function isArrayLikeObject(value) { + return isObjectLike(value) && isArrayLike(value); +} + +/** + * Checks if `value` is classified as a `Function` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a function, else `false`. + * @example + * + * _.isFunction(_); + * // => true + * + * _.isFunction(/abc/); + * // => false + */ +function isFunction(value) { + // The use of `Object#toString` avoids issues with the `typeof` operator + // in Safari 8 which returns 'object' for typed array and weak map constructors, + // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + var tag = isObject(value) ? objectToString.call(value) : ''; + return tag == funcTag || tag == genTag; +} + +/** + * Checks if `value` is a valid array-like length. + * + * **Note:** This function is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a valid length, + * else `false`. + * @example + * + * _.isLength(3); + * // => true + * + * _.isLength(Number.MIN_VALUE); + * // => false + * + * _.isLength(Infinity); + * // => false + * + * _.isLength('3'); + * // => false + */ +function isLength(value) { + return typeof value == 'number' && + value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER; +} + +/** + * Checks if `value` is the + * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an object, else `false`. + * @example + * + * _.isObject({}); + * // => true + * + * _.isObject([1, 2, 3]); + * // => true + * + * _.isObject(_.noop); + * // => true + * + * _.isObject(null); + * // => false + */ +function isObject(value) { + var type = typeof value; + return !!value && (type == 'object' || type == 'function'); +} + +/** + * Checks if `value` is object-like. A value is object-like if it's not `null` + * and has a `typeof` result of "object". + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is object-like, else `false`. + * @example + * + * _.isObjectLike({}); + * // => true + * + * _.isObjectLike([1, 2, 3]); + * // => true + * + * _.isObjectLike(_.noop); + * // => false + * + * _.isObjectLike(null); + * // => false + */ +function isObjectLike(value) { + return !!value && typeof value == 'object'; +} + +/** + * Checks if `value` is classified as a `String` primitive or object. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a string, else `false`. + * @example + * + * _.isString('abc'); + * // => true + * + * _.isString(1); + * // => false + */ +function isString(value) { + return typeof value == 'string' || + (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); +} + +/** + * Checks if `value` is classified as a `Symbol` primitive or object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a symbol, else `false`. + * @example + * + * _.isSymbol(Symbol.iterator); + * // => true + * + * _.isSymbol('abc'); + * // => false + */ +function isSymbol(value) { + return typeof value == 'symbol' || + (isObjectLike(value) && objectToString.call(value) == symbolTag); +} + +/** + * Checks if `value` is classified as a typed array. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + * @example + * + * _.isTypedArray(new Uint8Array); + * // => true + * + * _.isTypedArray([]); + * // => false + */ +var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray; + +/** + * Converts `value` to a string. An empty string is returned for `null` + * and `undefined` values. The sign of `-0` is preserved. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to process. + * @returns {string} Returns the string. + * @example + * + * _.toString(null); + * // => '' + * + * _.toString(-0); + * // => '-0' + * + * _.toString([1, 2, 3]); + * // => '1,2,3' + */ +function toString(value) { + return value == null ? '' : baseToString(value); +} + +/** + * Gets the value at `path` of `object`. If the resolved value is + * `undefined`, the `defaultValue` is returned in its place. + * + * @static + * @memberOf _ + * @since 3.7.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @param {*} [defaultValue] The value returned for `undefined` resolved values. + * @returns {*} Returns the resolved value. + * @example + * + * var object = { 'a': [{ 'b': { 'c': 3 } }] }; + * + * _.get(object, 'a[0].b.c'); + * // => 3 + * + * _.get(object, ['a', '0', 'b', 'c']); + * // => 3 + * + * _.get(object, 'a.b.c', 'default'); + * // => 'default' + */ +function get(object, path, defaultValue) { + var result = object == null ? undefined : baseGet(object, path); + return result === undefined ? defaultValue : result; +} + +/** + * Checks if `path` is a direct or inherited property of `object`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + * @example + * + * var object = _.create({ 'a': _.create({ 'b': 2 }) }); + * + * _.hasIn(object, 'a'); + * // => true + * + * _.hasIn(object, 'a.b'); + * // => true + * + * _.hasIn(object, ['a', 'b']); + * // => true + * + * _.hasIn(object, 'b'); + * // => false + */ +function hasIn(object, path) { + return object != null && hasPath(object, path, baseHasIn); +} + +/** + * Creates an array of the own enumerable property names of `object`. + * + * **Note:** Non-object values are coerced to objects. See the + * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * for more details. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.keys(new Foo); + * // => ['a', 'b'] (iteration order is not guaranteed) + * + * _.keys('hi'); + * // => ['0', '1'] + */ +function keys(object) { + var isProto = isPrototype(object); + if (!(isProto || isArrayLike(object))) { + return baseKeys(object); + } + var indexes = indexKeys(object), + skipIndexes = !!indexes, + result = indexes || [], + length = result.length; + + for (var key in object) { + if (baseHas(object, key) && + !(skipIndexes && (key == 'length' || isIndex(key, length))) && + !(isProto && key == 'constructor')) { + result.push(key); + } + } + return result; +} + +/** + * This method returns the first argument it receives. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Util + * @param {*} value Any value. + * @returns {*} Returns `value`. + * @example + * + * var object = { 'a': 1 }; + * + * console.log(_.identity(object) === object); + * // => true + */ +function identity(value) { + return value; +} + +/** + * Creates a function that returns the value at `path` of a given object. + * + * @static + * @memberOf _ + * @since 2.4.0 + * @category Util + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + * @example + * + * var objects = [ + * { 'a': { 'b': 2 } }, + * { 'a': { 'b': 1 } } + * ]; + * + * _.map(objects, _.property('a.b')); + * // => [2, 1] + * + * _.map(_.sortBy(objects, _.property(['a', 'b'])), 'a.b'); + * // => [1, 2] + */ +function property(path) { + return isKey(path) ? baseProperty(toKey(path)) : basePropertyDeep(path); +} + module.exports = pullAllBy; diff --git a/lodash.pullallby/package.json b/lodash.pullallby/package.json index c7062768f..54397903f 100644 --- a/lodash.pullallby/package.json +++ b/lodash.pullallby/package.json @@ -1,6 +1,6 @@ { "name": "lodash.pullallby", - "version": "4.5.0", + "version": "4.6.0", "description": "The lodash method `_.pullAllBy` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", @@ -13,9 +13,5 @@ "Mathias Bynens (https://mathiasbynens.be/)" ], "repository": "lodash/lodash", - "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" }, - "dependencies": { - "lodash._baseiteratee": "~4.7.0", - "lodash._basepullall": "~4.6.0" - } + "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" } } diff --git a/lodash.pullallwith/LICENSE b/lodash.pullallwith/LICENSE new file mode 100644 index 000000000..bcbe13d67 --- /dev/null +++ b/lodash.pullallwith/LICENSE @@ -0,0 +1,23 @@ +The MIT License (MIT) + +Copyright 2012-2016 The Dojo Foundation +Based on Underscore.js, copyright 2009-2016 Jeremy Ashkenas, +DocumentCloud and Investigative Reporters & Editors + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. diff --git a/lodash.pullallwith/README.md b/lodash.pullallwith/README.md new file mode 100644 index 000000000..be9aac8e2 --- /dev/null +++ b/lodash.pullallwith/README.md @@ -0,0 +1,18 @@ +# lodash.pullallwith v4.6.0 + +The [lodash](https://lodash.com/) method `_.pullAllWith` exported as a [Node.js](https://nodejs.org/) module. + +## Installation + +Using npm: +```bash +$ {sudo -H} npm i -g npm +$ npm i --save lodash.pullallwith +``` + +In Node.js: +```js +var pullAllWith = require('lodash.pullallwith'); +``` + +See the [documentation](https://lodash.com/docs#pullAllWith) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.pullallwith) for more details. diff --git a/lodash.pullallwith/index.js b/lodash.pullallwith/index.js new file mode 100644 index 000000000..62d0db944 --- /dev/null +++ b/lodash.pullallwith/index.js @@ -0,0 +1,39 @@ +/** + * lodash 4.6.0 (Custom Build) + * Build: `lodash modularize exports="npm" -o ./` + * Copyright 2012-2016 The Dojo Foundation + * Based on Underscore.js 1.8.3 + * Copyright 2009-2016 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors + * Available under MIT license + */ +var basePullAll = require('lodash._basepullall'); + +/** + * This method is like `_.pullAll` except that it accepts `comparator` which + * is invoked to compare elements of `array` to `values`. The comparator is + * invoked with two arguments: (arrVal, othVal). + * + * **Note:** Unlike `_.differenceWith`, this method mutates `array`. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array to modify. + * @param {Array} values The values to remove. + * @param {Function} [comparator] The comparator invoked per element. + * @returns {Array} Returns `array`. + * @example + * + * var array = [{ 'x': 1, 'y': 2 }, { 'x': 3, 'y': 4 }, { 'x': 5, 'y': 6 }]; + * + * _.pullAllWith(array, [{ 'x': 3, 'y': 4 }], _.isEqual); + * console.log(array); + * // => [{ 'x': 1, 'y': 2 }, { 'x': 5, 'y': 6 }] + */ +function pullAllWith(array, values, comparator) { + return (array && array.length && values && values.length) + ? basePullAll(array, values, undefined, comparator) + : array; +} + +module.exports = pullAllWith; diff --git a/lodash._basepullallby/package.json b/lodash.pullallwith/package.json similarity index 56% rename from lodash._basepullallby/package.json rename to lodash.pullallwith/package.json index 0932f2125..132547276 100644 --- a/lodash._basepullallby/package.json +++ b/lodash.pullallwith/package.json @@ -1,16 +1,20 @@ { - "name": "lodash._basepullallby", - "version": "4.1.0", - "description": "The internal lodash function `basePullAllBy` exported as a module.", + "name": "lodash.pullallwith", + "version": "4.6.0", + "description": "The lodash method `_.pullAllWith` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", "license": "MIT", + "keywords": "lodash-modularized, pullallwith", "author": "John-David Dalton (http://allyoucanleet.com/)", "contributors": [ "John-David Dalton (http://allyoucanleet.com/)", - "Blaine Bublitz (https://github.com/phated)", + "Blaine Bublitz (https://github.com/phated)", "Mathias Bynens (https://mathiasbynens.be/)" ], "repository": "lodash/lodash", - "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" } + "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" }, + "dependencies": { + "lodash._basepullall": "^4.0.0" + } } diff --git a/lodash.pullat/README.md b/lodash.pullat/README.md index 0b43a3192..ec95551d2 100644 --- a/lodash.pullat/README.md +++ b/lodash.pullat/README.md @@ -1,4 +1,4 @@ -# lodash.pullat v4.5.1 +# lodash.pullat v4.6.0 The [lodash](https://lodash.com/) method `_.pullAt` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var pullAt = require('lodash.pullat'); ``` -See the [documentation](https://lodash.com/docs#pullAt) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.pullat) for more details. +See the [documentation](https://lodash.com/docs#pullAt) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.pullat) for more details. diff --git a/lodash.pullat/index.js b/lodash.pullat/index.js index 345bb4839..2565bfb4f 100644 --- a/lodash.pullat/index.js +++ b/lodash.pullat/index.js @@ -31,7 +31,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -112,19 +112,6 @@ function arrayPush(array, values) { return array; } -/** - * The base implementation of `_.property` without support for deep paths. - * - * @private - * @param {string} key The key of the property to get. - * @returns {Function} Returns the new accessor function. - */ -function baseProperty(key) { - return function(object) { - return object == null ? undefined : object[key]; - }; -} - /** * Gets the value at `key` of `object`. * @@ -158,6 +145,7 @@ function isHostObject(value) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -170,14 +158,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -513,7 +501,7 @@ MapCache.prototype.set = mapCacheSet; * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -781,19 +769,6 @@ function compareAscending(value, other) { return 0; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1027,7 +1002,7 @@ var pullAt = baseRest(function(array, indexes) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1086,7 +1061,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1139,7 +1114,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -1195,7 +1170,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -1246,8 +1221,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -1255,16 +1229,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -1286,7 +1259,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static diff --git a/lodash.pullat/package.json b/lodash.pullat/package.json index 955a7b526..9f6bba8bc 100644 --- a/lodash.pullat/package.json +++ b/lodash.pullat/package.json @@ -1,6 +1,6 @@ { "name": "lodash.pullat", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.pullAt` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.reduce/README.md b/lodash.reduce/README.md index 06d37615d..1a969a283 100644 --- a/lodash.reduce/README.md +++ b/lodash.reduce/README.md @@ -1,4 +1,4 @@ -# lodash.reduce v4.5.1 +# lodash.reduce v4.6.0 The [lodash](https://lodash.com/) method `_.reduce` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var reduce = require('lodash.reduce'); ``` -See the [documentation](https://lodash.com/docs#reduce) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.reduce) for more details. +See the [documentation](https://lodash.com/docs#reduce) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.reduce) for more details. diff --git a/lodash.reduce/index.js b/lodash.reduce/index.js index 82bb2f283..52524e7f5 100644 --- a/lodash.reduce/index.js +++ b/lodash.reduce/index.js @@ -62,7 +62,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -285,7 +285,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -317,6 +317,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -329,14 +330,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -354,8 +355,7 @@ var Symbol = root.Symbol, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys; +var nativeKeys = overArg(Object.keys, Object); /* Built-in method references that are verified to be native. */ var DataView = getNative(root, 'DataView'), @@ -823,11 +823,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -907,23 +934,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1126,14 +1136,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.matches` which doesn't clone `source`. @@ -1392,7 +1412,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1454,7 +1474,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1505,19 +1525,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1566,15 +1573,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1585,7 +1583,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1637,24 +1635,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1871,7 +1852,7 @@ function reduce(collection, iteratee, accumulator) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1930,7 +1911,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1983,7 +1964,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -2039,7 +2020,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -2090,8 +2071,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -2099,16 +2079,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2130,7 +2109,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2186,28 +2165,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2338,7 +2295,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2363,23 +2320,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.reduce/package.json b/lodash.reduce/package.json index 5f77468cd..0f713b929 100644 --- a/lodash.reduce/package.json +++ b/lodash.reduce/package.json @@ -1,6 +1,6 @@ { "name": "lodash.reduce", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.reduce` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.reduceright/README.md b/lodash.reduceright/README.md index 4bf001dc3..66641d118 100644 --- a/lodash.reduceright/README.md +++ b/lodash.reduceright/README.md @@ -1,4 +1,4 @@ -# lodash.reduceright v4.5.1 +# lodash.reduceright v4.6.0 The [lodash](https://lodash.com/) method `_.reduceRight` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var reduceRight = require('lodash.reduceright'); ``` -See the [documentation](https://lodash.com/docs#reduceRight) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.reduceright) for more details. +See the [documentation](https://lodash.com/docs#reduceRight) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.reduceright) for more details. diff --git a/lodash.reduceright/index.js b/lodash.reduceright/index.js index d4fb5f748..f2417963a 100644 --- a/lodash.reduceright/index.js +++ b/lodash.reduceright/index.js @@ -62,7 +62,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -283,7 +283,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -315,6 +315,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -327,14 +328,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -352,8 +353,7 @@ var Symbol = root.Symbol, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys; +var nativeKeys = overArg(Object.keys, Object); /* Built-in method references that are verified to be native. */ var DataView = getNative(root, 'DataView'), @@ -821,11 +821,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -904,23 +931,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1123,14 +1133,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.matches` which doesn't clone `source`. @@ -1389,7 +1409,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1451,7 +1471,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1502,19 +1522,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1563,15 +1570,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1582,7 +1580,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1634,24 +1632,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1853,7 +1834,7 @@ function reduceRight(collection, iteratee, accumulator) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1912,7 +1893,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1965,7 +1946,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -2021,7 +2002,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -2072,8 +2053,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -2081,16 +2061,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2112,7 +2091,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2168,28 +2147,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2320,7 +2277,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2345,23 +2302,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.reduceright/package.json b/lodash.reduceright/package.json index 8a8c6626e..1f71b1a22 100644 --- a/lodash.reduceright/package.json +++ b/lodash.reduceright/package.json @@ -1,6 +1,6 @@ { "name": "lodash.reduceright", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.reduceRight` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.reject/README.md b/lodash.reject/README.md index 4bc1ba0b4..350c7ae9b 100644 --- a/lodash.reject/README.md +++ b/lodash.reject/README.md @@ -1,4 +1,4 @@ -# lodash.reject v4.5.1 +# lodash.reject v4.6.0 The [lodash](https://lodash.com/) method `_.reject` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var reject = require('lodash.reject'); ``` -See the [documentation](https://lodash.com/docs#reject) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.reject) for more details. +See the [documentation](https://lodash.com/docs#reject) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.reject) for more details. diff --git a/lodash.reject/index.js b/lodash.reject/index.js index 21b2fdfaf..0c27184aa 100644 --- a/lodash.reject/index.js +++ b/lodash.reject/index.js @@ -62,7 +62,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -262,7 +262,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -294,6 +294,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -306,14 +307,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -331,8 +332,7 @@ var Symbol = root.Symbol, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys; +var nativeKeys = overArg(Object.keys, Object); /* Built-in method references that are verified to be native. */ var DataView = getNative(root, 'DataView'), @@ -800,11 +800,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -902,23 +929,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1121,14 +1131,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.matches` which doesn't clone `source`. @@ -1387,7 +1407,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1449,7 +1469,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1500,19 +1520,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1561,15 +1568,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1580,7 +1578,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1632,24 +1630,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1861,7 +1842,7 @@ function reject(collection, predicate) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1956,7 +1937,7 @@ function negate(predicate) { /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -2009,7 +1990,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -2065,7 +2046,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -2116,8 +2097,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -2125,16 +2105,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2156,7 +2135,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2212,28 +2191,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2364,7 +2321,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2389,23 +2346,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.reject/package.json b/lodash.reject/package.json index a5952834b..eb5bfeb3a 100644 --- a/lodash.reject/package.json +++ b/lodash.reject/package.json @@ -1,6 +1,6 @@ { "name": "lodash.reject", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.reject` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.remove/README.md b/lodash.remove/README.md index 3985142ad..a51f08600 100644 --- a/lodash.remove/README.md +++ b/lodash.remove/README.md @@ -1,4 +1,4 @@ -# lodash.remove v4.5.0 +# lodash.remove v4.6.0 The [lodash](https://lodash.com/) method `_.remove` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var remove = require('lodash.remove'); ``` -See the [documentation](https://lodash.com/docs#remove) or [package source](https://github.com/lodash/lodash/blob/4.5.0-npm-packages/lodash.remove) for more details. +See the [documentation](https://lodash.com/docs#remove) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.remove) for more details. diff --git a/lodash.remove/index.js b/lodash.remove/index.js index bcaeec1b3..42722cdc5 100644 --- a/lodash.remove/index.js +++ b/lodash.remove/index.js @@ -6,8 +6,1770 @@ * Based on Underscore.js 1.8.3 * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors */ -var baseIteratee = require('lodash._baseiteratee'), - basePullAt = require('lodash._basepullat'); + +/** Used as the size to enable large array optimizations. */ +var LARGE_ARRAY_SIZE = 200; + +/** Used as the `TypeError` message for "Functions" methods. */ +var FUNC_ERROR_TEXT = 'Expected a function'; + +/** Used to stand-in for `undefined` hash values. */ +var HASH_UNDEFINED = '__lodash_hash_undefined__'; + +/** Used to compose bitmasks for comparison styles. */ +var UNORDERED_COMPARE_FLAG = 1, + PARTIAL_COMPARE_FLAG = 2; + +/** Used as references for various `Number` constants. */ +var INFINITY = 1 / 0, + MAX_SAFE_INTEGER = 9007199254740991; + +/** `Object#toString` result references. */ +var argsTag = '[object Arguments]', + arrayTag = '[object Array]', + boolTag = '[object Boolean]', + dateTag = '[object Date]', + errorTag = '[object Error]', + funcTag = '[object Function]', + genTag = '[object GeneratorFunction]', + mapTag = '[object Map]', + numberTag = '[object Number]', + objectTag = '[object Object]', + promiseTag = '[object Promise]', + regexpTag = '[object RegExp]', + setTag = '[object Set]', + stringTag = '[object String]', + symbolTag = '[object Symbol]', + weakMapTag = '[object WeakMap]'; + +var arrayBufferTag = '[object ArrayBuffer]', + dataViewTag = '[object DataView]', + float32Tag = '[object Float32Array]', + float64Tag = '[object Float64Array]', + int8Tag = '[object Int8Array]', + int16Tag = '[object Int16Array]', + int32Tag = '[object Int32Array]', + uint8Tag = '[object Uint8Array]', + uint8ClampedTag = '[object Uint8ClampedArray]', + uint16Tag = '[object Uint16Array]', + uint32Tag = '[object Uint32Array]'; + +/** Used to match property names within property paths. */ +var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, + reIsPlainProp = /^\w*$/, + rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(\.|\[\])(?:\4|$))/g; + +/** + * Used to match `RegExp` + * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + */ +var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; + +/** Used to match backslashes in property paths. */ +var reEscapeChar = /\\(\\)?/g; + +/** Used to detect host constructors (Safari). */ +var reIsHostCtor = /^\[object .+?Constructor\]$/; + +/** Used to detect unsigned integer values. */ +var reIsUint = /^(?:0|[1-9]\d*)$/; + +/** Used to identify `toStringTag` values of typed arrays. */ +var typedArrayTags = {}; +typedArrayTags[float32Tag] = typedArrayTags[float64Tag] = +typedArrayTags[int8Tag] = typedArrayTags[int16Tag] = +typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] = +typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] = +typedArrayTags[uint32Tag] = true; +typedArrayTags[argsTag] = typedArrayTags[arrayTag] = +typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] = +typedArrayTags[dataViewTag] = typedArrayTags[dateTag] = +typedArrayTags[errorTag] = typedArrayTags[funcTag] = +typedArrayTags[mapTag] = typedArrayTags[numberTag] = +typedArrayTags[objectTag] = typedArrayTags[regexpTag] = +typedArrayTags[setTag] = typedArrayTags[stringTag] = +typedArrayTags[weakMapTag] = false; + +/** Detect free variable `global` from Node.js. */ +var freeGlobal = typeof global == 'object' && global && global.Object === Object && global; + +/** Detect free variable `self`. */ +var freeSelf = typeof self == 'object' && self && self.Object === Object && self; + +/** Used as a reference to the global object. */ +var root = freeGlobal || freeSelf || Function('return this')(); + +/** Detect free variable `exports`. */ +var freeExports = freeGlobal && typeof exports == 'object' && exports; + +/** Detect free variable `module`. */ +var freeModule = freeExports && typeof module == 'object' && module; + +/** Detect the popular CommonJS extension `module.exports`. */ +var moduleExports = freeModule && freeModule.exports === freeExports; + +/** Detect free variable `process` from Node.js. */ +var freeProcess = moduleExports && freeGlobal.process; + +/** Used to access faster Node.js helpers. */ +var nodeUtil = (function() { + try { + return freeProcess && freeProcess.binding('util'); + } catch (e) {} +}()); + +/* Node.js helper references. */ +var nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray; + +/** + * A specialized version of `_.some` for arrays without support for iteratee + * shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} predicate The function invoked per iteration. + * @returns {boolean} Returns `true` if any element passes the predicate check, + * else `false`. + */ +function arraySome(array, predicate) { + var index = -1, + length = array ? array.length : 0; + + while (++index < length) { + if (predicate(array[index], index, array)) { + return true; + } + } + return false; +} + +/** + * The base implementation of `_.property` without support for deep paths. + * + * @private + * @param {string} key The key of the property to get. + * @returns {Function} Returns the new accessor function. + */ +function baseProperty(key) { + return function(object) { + return object == null ? undefined : object[key]; + }; +} + +/** + * The base implementation of `_.times` without support for iteratee shorthands + * or max array length checks. + * + * @private + * @param {number} n The number of times to invoke `iteratee`. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns the array of results. + */ +function baseTimes(n, iteratee) { + var index = -1, + result = Array(n); + + while (++index < n) { + result[index] = iteratee(index); + } + return result; +} + +/** + * The base implementation of `_.unary` without support for storing metadata. + * + * @private + * @param {Function} func The function to cap arguments for. + * @returns {Function} Returns the new capped function. + */ +function baseUnary(func) { + return function(value) { + return func(value); + }; +} + +/** + * Gets the value at `key` of `object`. + * + * @private + * @param {Object} [object] The object to query. + * @param {string} key The key of the property to get. + * @returns {*} Returns the property value. + */ +function getValue(object, key) { + return object == null ? undefined : object[key]; +} + +/** + * Checks if `value` is a host object in IE < 9. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a host object, else `false`. + */ +function isHostObject(value) { + // Many host objects are `Object` objects that can coerce to strings + // despite having improperly defined `toString` methods. + var result = false; + if (value != null && typeof value.toString != 'function') { + try { + result = !!(value + ''); + } catch (e) {} + } + return result; +} + +/** + * Converts `map` to its key-value pairs. + * + * @private + * @param {Object} map The map to convert. + * @returns {Array} Returns the key-value pairs. + */ +function mapToArray(map) { + var index = -1, + result = Array(map.size); + + map.forEach(function(value, key) { + result[++index] = [key, value]; + }); + return result; +} + +/** + * Creates a function that invokes `func` with its first argument transformed. + * + * @private + * @param {Function} func The function to wrap. + * @param {Function} transform The argument transform. + * @returns {Function} Returns the new function. + */ +function overArg(func, transform) { + return function(arg) { + return func(transform(arg)); + }; +} + +/** + * Converts `set` to an array of its values. + * + * @private + * @param {Object} set The set to convert. + * @returns {Array} Returns the values. + */ +function setToArray(set) { + var index = -1, + result = Array(set.size); + + set.forEach(function(value) { + result[++index] = value; + }); + return result; +} + +/** Used for built-in method references. */ +var arrayProto = Array.prototype, + objectProto = Object.prototype; + +/** Used to detect overreaching core-js shims. */ +var coreJsData = root['__core-js_shared__']; + +/** Used to detect methods masquerading as native. */ +var maskSrcKey = (function() { + var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || ''); + return uid ? ('Symbol(src)_1.' + uid) : ''; +}()); + +/** Used to resolve the decompiled source of functions. */ +var funcToString = Function.prototype.toString; + +/** Used to check objects for own properties. */ +var hasOwnProperty = objectProto.hasOwnProperty; + +/** + * Used to resolve the + * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * of values. + */ +var objectToString = objectProto.toString; + +/** Used to detect if a method is native. */ +var reIsNative = RegExp('^' + + funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&') + .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$' +); + +/** Built-in value references. */ +var Symbol = root.Symbol, + Uint8Array = root.Uint8Array, + propertyIsEnumerable = objectProto.propertyIsEnumerable, + splice = arrayProto.splice; + +/* Built-in method references for those with the same name as other `lodash` methods. */ +var nativeGetPrototype = Object.getPrototypeOf, + nativeKeys = Object.keys; + +/* Built-in method references that are verified to be native. */ +var DataView = getNative(root, 'DataView'), + Map = getNative(root, 'Map'), + Promise = getNative(root, 'Promise'), + Set = getNative(root, 'Set'), + WeakMap = getNative(root, 'WeakMap'), + nativeCreate = getNative(Object, 'create'); + +/** Used to detect maps, sets, and weakmaps. */ +var dataViewCtorString = toSource(DataView), + mapCtorString = toSource(Map), + promiseCtorString = toSource(Promise), + setCtorString = toSource(Set), + weakMapCtorString = toSource(WeakMap); + +/** Used to convert symbols to primitives and strings. */ +var symbolProto = Symbol ? Symbol.prototype : undefined, + symbolValueOf = symbolProto ? symbolProto.valueOf : undefined, + symbolToString = symbolProto ? symbolProto.toString : undefined; + +/** + * Creates a hash object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Hash(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the hash. + * + * @private + * @name clear + * @memberOf Hash + */ +function hashClear() { + this.__data__ = nativeCreate ? nativeCreate(null) : {}; +} + +/** + * Removes `key` and its value from the hash. + * + * @private + * @name delete + * @memberOf Hash + * @param {Object} hash The hash to modify. + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function hashDelete(key) { + return this.has(key) && delete this.__data__[key]; +} + +/** + * Gets the hash value for `key`. + * + * @private + * @name get + * @memberOf Hash + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function hashGet(key) { + var data = this.__data__; + if (nativeCreate) { + var result = data[key]; + return result === HASH_UNDEFINED ? undefined : result; + } + return hasOwnProperty.call(data, key) ? data[key] : undefined; +} + +/** + * Checks if a hash value for `key` exists. + * + * @private + * @name has + * @memberOf Hash + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function hashHas(key) { + var data = this.__data__; + return nativeCreate ? data[key] !== undefined : hasOwnProperty.call(data, key); +} + +/** + * Sets the hash `key` to `value`. + * + * @private + * @name set + * @memberOf Hash + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the hash instance. + */ +function hashSet(key, value) { + var data = this.__data__; + data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value; + return this; +} + +// Add methods to `Hash`. +Hash.prototype.clear = hashClear; +Hash.prototype['delete'] = hashDelete; +Hash.prototype.get = hashGet; +Hash.prototype.has = hashHas; +Hash.prototype.set = hashSet; + +/** + * Creates an list cache object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function ListCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the list cache. + * + * @private + * @name clear + * @memberOf ListCache + */ +function listCacheClear() { + this.__data__ = []; +} + +/** + * Removes `key` and its value from the list cache. + * + * @private + * @name delete + * @memberOf ListCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function listCacheDelete(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + return false; + } + var lastIndex = data.length - 1; + if (index == lastIndex) { + data.pop(); + } else { + splice.call(data, index, 1); + } + return true; +} + +/** + * Gets the list cache value for `key`. + * + * @private + * @name get + * @memberOf ListCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function listCacheGet(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + return index < 0 ? undefined : data[index][1]; +} + +/** + * Checks if a list cache value for `key` exists. + * + * @private + * @name has + * @memberOf ListCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function listCacheHas(key) { + return assocIndexOf(this.__data__, key) > -1; +} + +/** + * Sets the list cache `key` to `value`. + * + * @private + * @name set + * @memberOf ListCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the list cache instance. + */ +function listCacheSet(key, value) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + data.push([key, value]); + } else { + data[index][1] = value; + } + return this; +} + +// Add methods to `ListCache`. +ListCache.prototype.clear = listCacheClear; +ListCache.prototype['delete'] = listCacheDelete; +ListCache.prototype.get = listCacheGet; +ListCache.prototype.has = listCacheHas; +ListCache.prototype.set = listCacheSet; + +/** + * Creates a map cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function MapCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the map. + * + * @private + * @name clear + * @memberOf MapCache + */ +function mapCacheClear() { + this.__data__ = { + 'hash': new Hash, + 'map': new (Map || ListCache), + 'string': new Hash + }; +} + +/** + * Removes `key` and its value from the map. + * + * @private + * @name delete + * @memberOf MapCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function mapCacheDelete(key) { + return getMapData(this, key)['delete'](key); +} + +/** + * Gets the map value for `key`. + * + * @private + * @name get + * @memberOf MapCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function mapCacheGet(key) { + return getMapData(this, key).get(key); +} + +/** + * Checks if a map value for `key` exists. + * + * @private + * @name has + * @memberOf MapCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function mapCacheHas(key) { + return getMapData(this, key).has(key); +} + +/** + * Sets the map `key` to `value`. + * + * @private + * @name set + * @memberOf MapCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the map cache instance. + */ +function mapCacheSet(key, value) { + getMapData(this, key).set(key, value); + return this; +} + +// Add methods to `MapCache`. +MapCache.prototype.clear = mapCacheClear; +MapCache.prototype['delete'] = mapCacheDelete; +MapCache.prototype.get = mapCacheGet; +MapCache.prototype.has = mapCacheHas; +MapCache.prototype.set = mapCacheSet; + +/** + * + * Creates an array cache object to store unique values. + * + * @private + * @constructor + * @param {Array} [values] The values to cache. + */ +function SetCache(values) { + var index = -1, + length = values ? values.length : 0; + + this.__data__ = new MapCache; + while (++index < length) { + this.add(values[index]); + } +} + +/** + * Adds `value` to the array cache. + * + * @private + * @name add + * @memberOf SetCache + * @alias push + * @param {*} value The value to cache. + * @returns {Object} Returns the cache instance. + */ +function setCacheAdd(value) { + this.__data__.set(value, HASH_UNDEFINED); + return this; +} + +/** + * Checks if `value` is in the array cache. + * + * @private + * @name has + * @memberOf SetCache + * @param {*} value The value to search for. + * @returns {number} Returns `true` if `value` is found, else `false`. + */ +function setCacheHas(value) { + return this.__data__.has(value); +} + +// Add methods to `SetCache`. +SetCache.prototype.add = SetCache.prototype.push = setCacheAdd; +SetCache.prototype.has = setCacheHas; + +/** + * Creates a stack cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Stack(entries) { + this.__data__ = new ListCache(entries); +} + +/** + * Removes all key-value entries from the stack. + * + * @private + * @name clear + * @memberOf Stack + */ +function stackClear() { + this.__data__ = new ListCache; +} + +/** + * Removes `key` and its value from the stack. + * + * @private + * @name delete + * @memberOf Stack + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function stackDelete(key) { + return this.__data__['delete'](key); +} + +/** + * Gets the stack value for `key`. + * + * @private + * @name get + * @memberOf Stack + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function stackGet(key) { + return this.__data__.get(key); +} + +/** + * Checks if a stack value for `key` exists. + * + * @private + * @name has + * @memberOf Stack + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function stackHas(key) { + return this.__data__.has(key); +} + +/** + * Sets the stack `key` to `value`. + * + * @private + * @name set + * @memberOf Stack + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the stack cache instance. + */ +function stackSet(key, value) { + var cache = this.__data__; + if (cache instanceof ListCache) { + var pairs = cache.__data__; + if (!Map || (pairs.length < LARGE_ARRAY_SIZE - 1)) { + pairs.push([key, value]); + return this; + } + cache = this.__data__ = new MapCache(pairs); + } + cache.set(key, value); + return this; +} + +// Add methods to `Stack`. +Stack.prototype.clear = stackClear; +Stack.prototype['delete'] = stackDelete; +Stack.prototype.get = stackGet; +Stack.prototype.has = stackHas; +Stack.prototype.set = stackSet; + +/** + * Gets the index at which the `key` is found in `array` of key-value pairs. + * + * @private + * @param {Array} array The array to search. + * @param {*} key The key to search for. + * @returns {number} Returns the index of the matched value, else `-1`. + */ +function assocIndexOf(array, key) { + var length = array.length; + while (length--) { + if (eq(array[length][0], key)) { + return length; + } + } + return -1; +} + +/** + * The base implementation of `_.get` without support for default values. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @returns {*} Returns the resolved value. + */ +function baseGet(object, path) { + path = isKey(path, object) ? [path] : castPath(path); + + var index = 0, + length = path.length; + + while (object != null && index < length) { + object = object[toKey(path[index++])]; + } + return (index && index == length) ? object : undefined; +} + +/** + * The base implementation of `getTag`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +function baseGetTag(value) { + return objectToString.call(value); +} + +/** + * The base implementation of `_.has` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHas(object, key) { + // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, + // that are composed entirely of index properties, return `false` for + // `hasOwnProperty` checks of them. + return object != null && + (hasOwnProperty.call(object, key) || + (typeof object == 'object' && key in object && getPrototype(object) === null)); +} + +/** + * The base implementation of `_.hasIn` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHasIn(object, key) { + return object != null && key in Object(object); +} + +/** + * The base implementation of `_.isEqual` which supports partial comparisons + * and tracks traversed objects. + * + * @private + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @param {Function} [customizer] The function to customize comparisons. + * @param {boolean} [bitmask] The bitmask of comparison flags. + * The bitmask may be composed of the following flags: + * 1 - Unordered comparison + * 2 - Partial comparison + * @param {Object} [stack] Tracks traversed `value` and `other` objects. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + */ +function baseIsEqual(value, other, customizer, bitmask, stack) { + if (value === other) { + return true; + } + if (value == null || other == null || (!isObject(value) && !isObjectLike(other))) { + return value !== value && other !== other; + } + return baseIsEqualDeep(value, other, baseIsEqual, customizer, bitmask, stack); +} + +/** + * A specialized version of `baseIsEqual` for arrays and objects which performs + * deep comparisons and tracks traversed objects enabling objects with circular + * references to be compared. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} [customizer] The function to customize comparisons. + * @param {number} [bitmask] The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} [stack] Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function baseIsEqualDeep(object, other, equalFunc, customizer, bitmask, stack) { + var objIsArr = isArray(object), + othIsArr = isArray(other), + objTag = arrayTag, + othTag = arrayTag; + + if (!objIsArr) { + objTag = getTag(object); + objTag = objTag == argsTag ? objectTag : objTag; + } + if (!othIsArr) { + othTag = getTag(other); + othTag = othTag == argsTag ? objectTag : othTag; + } + var objIsObj = objTag == objectTag && !isHostObject(object), + othIsObj = othTag == objectTag && !isHostObject(other), + isSameTag = objTag == othTag; + + if (isSameTag && !objIsObj) { + stack || (stack = new Stack); + return (objIsArr || isTypedArray(object)) + ? equalArrays(object, other, equalFunc, customizer, bitmask, stack) + : equalByTag(object, other, objTag, equalFunc, customizer, bitmask, stack); + } + if (!(bitmask & PARTIAL_COMPARE_FLAG)) { + var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'), + othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__'); + + if (objIsWrapped || othIsWrapped) { + var objUnwrapped = objIsWrapped ? object.value() : object, + othUnwrapped = othIsWrapped ? other.value() : other; + + stack || (stack = new Stack); + return equalFunc(objUnwrapped, othUnwrapped, customizer, bitmask, stack); + } + } + if (!isSameTag) { + return false; + } + stack || (stack = new Stack); + return equalObjects(object, other, equalFunc, customizer, bitmask, stack); +} + +/** + * The base implementation of `_.isMatch` without support for iteratee shorthands. + * + * @private + * @param {Object} object The object to inspect. + * @param {Object} source The object of property values to match. + * @param {Array} matchData The property names, values, and compare flags to match. + * @param {Function} [customizer] The function to customize comparisons. + * @returns {boolean} Returns `true` if `object` is a match, else `false`. + */ +function baseIsMatch(object, source, matchData, customizer) { + var index = matchData.length, + length = index, + noCustomizer = !customizer; + + if (object == null) { + return !length; + } + object = Object(object); + while (index--) { + var data = matchData[index]; + if ((noCustomizer && data[2]) + ? data[1] !== object[data[0]] + : !(data[0] in object) + ) { + return false; + } + } + while (++index < length) { + data = matchData[index]; + var key = data[0], + objValue = object[key], + srcValue = data[1]; + + if (noCustomizer && data[2]) { + if (objValue === undefined && !(key in object)) { + return false; + } + } else { + var stack = new Stack; + if (customizer) { + var result = customizer(objValue, srcValue, key, object, source, stack); + } + if (!(result === undefined + ? baseIsEqual(srcValue, objValue, customizer, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG, stack) + : result + )) { + return false; + } + } + } + return true; +} + +/** + * The base implementation of `_.isNative` without bad shim checks. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a native function, + * else `false`. + */ +function baseIsNative(value) { + if (!isObject(value) || isMasked(value)) { + return false; + } + var pattern = (isFunction(value) || isHostObject(value)) ? reIsNative : reIsHostCtor; + return pattern.test(toSource(value)); +} + +/** + * The base implementation of `_.isTypedArray` without Node.js optimizations. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + */ +function baseIsTypedArray(value) { + return isObjectLike(value) && + isLength(value.length) && !!typedArrayTags[objectToString.call(value)]; +} + +/** + * The base implementation of `_.iteratee`. + * + * @private + * @param {*} [value=_.identity] The value to convert to an iteratee. + * @returns {Function} Returns the iteratee. + */ +function baseIteratee(value) { + // Don't store the `typeof` result in a variable to avoid a JIT bug in Safari 9. + // See https://bugs.webkit.org/show_bug.cgi?id=156034 for more details. + if (typeof value == 'function') { + return value; + } + if (value == null) { + return identity; + } + if (typeof value == 'object') { + return isArray(value) + ? baseMatchesProperty(value[0], value[1]) + : baseMatches(value); + } + return property(value); +} + +/** + * The base implementation of `_.keys` which doesn't skip the constructor + * property of prototypes or treat sparse arrays as dense. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + */ +var baseKeys = overArg(nativeKeys, Object); + +/** + * The base implementation of `_.matches` which doesn't clone `source`. + * + * @private + * @param {Object} source The object of property values to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatches(source) { + var matchData = getMatchData(source); + if (matchData.length == 1 && matchData[0][2]) { + return matchesStrictComparable(matchData[0][0], matchData[0][1]); + } + return function(object) { + return object === source || baseIsMatch(object, source, matchData); + }; +} + +/** + * The base implementation of `_.matchesProperty` which doesn't clone `srcValue`. + * + * @private + * @param {string} path The path of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatchesProperty(path, srcValue) { + if (isKey(path) && isStrictComparable(srcValue)) { + return matchesStrictComparable(toKey(path), srcValue); + } + return function(object) { + var objValue = get(object, path); + return (objValue === undefined && objValue === srcValue) + ? hasIn(object, path) + : baseIsEqual(srcValue, objValue, undefined, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG); + }; +} + +/** + * A specialized version of `baseProperty` which supports deep paths. + * + * @private + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + */ +function basePropertyDeep(path) { + return function(object) { + return baseGet(object, path); + }; +} + +/** + * The base implementation of `_.pullAt` without support for individual + * indexes or capturing the removed elements. + * + * @private + * @param {Array} array The array to modify. + * @param {number[]} indexes The indexes of elements to remove. + * @returns {Array} Returns `array`. + */ +function basePullAt(array, indexes) { + var length = array ? indexes.length : 0, + lastIndex = length - 1; + + while (length--) { + var index = indexes[length]; + if (length == lastIndex || index !== previous) { + var previous = index; + if (isIndex(index)) { + splice.call(array, index, 1); + } + else if (!isKey(index, array)) { + var path = castPath(index), + object = parent(array, path); + + if (object != null) { + delete object[toKey(last(path))]; + } + } + else { + delete array[toKey(index)]; + } + } + } + return array; +} + +/** + * The base implementation of `_.slice` without an iteratee call guard. + * + * @private + * @param {Array} array The array to slice. + * @param {number} [start=0] The start position. + * @param {number} [end=array.length] The end position. + * @returns {Array} Returns the slice of `array`. + */ +function baseSlice(array, start, end) { + var index = -1, + length = array.length; + + if (start < 0) { + start = -start > length ? 0 : (length + start); + } + end = end > length ? length : end; + if (end < 0) { + end += length; + } + length = start > end ? 0 : ((end - start) >>> 0); + start >>>= 0; + + var result = Array(length); + while (++index < length) { + result[index] = array[index + start]; + } + return result; +} + +/** + * The base implementation of `_.toString` which doesn't convert nullish + * values to empty strings. + * + * @private + * @param {*} value The value to process. + * @returns {string} Returns the string. + */ +function baseToString(value) { + // Exit early for strings to avoid a performance hit in some environments. + if (typeof value == 'string') { + return value; + } + if (isSymbol(value)) { + return symbolToString ? symbolToString.call(value) : ''; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +/** + * Casts `value` to a path array if it's not one. + * + * @private + * @param {*} value The value to inspect. + * @returns {Array} Returns the cast property path array. + */ +function castPath(value) { + return isArray(value) ? value : stringToPath(value); +} + +/** + * A specialized version of `baseIsEqualDeep` for arrays with support for + * partial deep comparisons. + * + * @private + * @param {Array} array The array to compare. + * @param {Array} other The other array to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `array` and `other` objects. + * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`. + */ +function equalArrays(array, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + arrLength = array.length, + othLength = other.length; + + if (arrLength != othLength && !(isPartial && othLength > arrLength)) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(array); + if (stacked && stack.get(other)) { + return stacked == other; + } + var index = -1, + result = true, + seen = (bitmask & UNORDERED_COMPARE_FLAG) ? new SetCache : undefined; + + stack.set(array, other); + stack.set(other, array); + + // Ignore non-index properties. + while (++index < arrLength) { + var arrValue = array[index], + othValue = other[index]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, arrValue, index, other, array, stack) + : customizer(arrValue, othValue, index, array, other, stack); + } + if (compared !== undefined) { + if (compared) { + continue; + } + result = false; + break; + } + // Recursively compare arrays (susceptible to call stack limits). + if (seen) { + if (!arraySome(other, function(othValue, othIndex) { + if (!seen.has(othIndex) && + (arrValue === othValue || equalFunc(arrValue, othValue, customizer, bitmask, stack))) { + return seen.add(othIndex); + } + })) { + result = false; + break; + } + } else if (!( + arrValue === othValue || + equalFunc(arrValue, othValue, customizer, bitmask, stack) + )) { + result = false; + break; + } + } + stack['delete'](array); + return result; +} + +/** + * A specialized version of `baseIsEqualDeep` for comparing objects of + * the same `toStringTag`. + * + * **Note:** This function only supports comparing values with tags of + * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {string} tag The `toStringTag` of the objects to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { + switch (tag) { + case dataViewTag: + if ((object.byteLength != other.byteLength) || + (object.byteOffset != other.byteOffset)) { + return false; + } + object = object.buffer; + other = other.buffer; + + case arrayBufferTag: + if ((object.byteLength != other.byteLength) || + !equalFunc(new Uint8Array(object), new Uint8Array(other))) { + return false; + } + return true; + + case boolTag: + case dateTag: + case numberTag: + // Coerce booleans to `1` or `0` and dates to milliseconds. + // Invalid dates are coerced to `NaN`. + return eq(+object, +other); + + case errorTag: + return object.name == other.name && object.message == other.message; + + case regexpTag: + case stringTag: + // Coerce regexes to strings and treat strings, primitives and objects, + // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // for more details. + return object == (other + ''); + + case mapTag: + var convert = mapToArray; + + case setTag: + var isPartial = bitmask & PARTIAL_COMPARE_FLAG; + convert || (convert = setToArray); + + if (object.size != other.size && !isPartial) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked) { + return stacked == other; + } + bitmask |= UNORDERED_COMPARE_FLAG; + + // Recursively compare objects (susceptible to call stack limits). + stack.set(object, other); + var result = equalArrays(convert(object), convert(other), equalFunc, customizer, bitmask, stack); + stack['delete'](object); + return result; + + case symbolTag: + if (symbolValueOf) { + return symbolValueOf.call(object) == symbolValueOf.call(other); + } + } + return false; +} + +/** + * A specialized version of `baseIsEqualDeep` for objects with support for + * partial deep comparisons. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + objProps = keys(object), + objLength = objProps.length, + othProps = keys(other), + othLength = othProps.length; + + if (objLength != othLength && !isPartial) { + return false; + } + var index = objLength; + while (index--) { + var key = objProps[index]; + if (!(isPartial ? key in other : baseHas(other, key))) { + return false; + } + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked && stack.get(other)) { + return stacked == other; + } + var result = true; + stack.set(object, other); + stack.set(other, object); + + var skipCtor = isPartial; + while (++index < objLength) { + key = objProps[index]; + var objValue = object[key], + othValue = other[key]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, objValue, key, other, object, stack) + : customizer(objValue, othValue, key, object, other, stack); + } + // Recursively compare objects (susceptible to call stack limits). + if (!(compared === undefined + ? (objValue === othValue || equalFunc(objValue, othValue, customizer, bitmask, stack)) + : compared + )) { + result = false; + break; + } + skipCtor || (skipCtor = key == 'constructor'); + } + if (result && !skipCtor) { + var objCtor = object.constructor, + othCtor = other.constructor; + + // Non `Object` object instances with different constructors are not equal. + if (objCtor != othCtor && + ('constructor' in object && 'constructor' in other) && + !(typeof objCtor == 'function' && objCtor instanceof objCtor && + typeof othCtor == 'function' && othCtor instanceof othCtor)) { + result = false; + } + } + stack['delete'](object); + return result; +} + +/** + * Gets the "length" property value of `object`. + * + * **Note:** This function is used to avoid a + * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects + * Safari on at least iOS 8.1-8.3 ARM64. + * + * @private + * @param {Object} object The object to query. + * @returns {*} Returns the "length" value. + */ +var getLength = baseProperty('length'); + +/** + * Gets the data for `map`. + * + * @private + * @param {Object} map The map to query. + * @param {string} key The reference key. + * @returns {*} Returns the map data. + */ +function getMapData(map, key) { + var data = map.__data__; + return isKeyable(key) + ? data[typeof key == 'string' ? 'string' : 'hash'] + : data.map; +} + +/** + * Gets the property names, values, and compare flags of `object`. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the match data of `object`. + */ +function getMatchData(object) { + var result = keys(object), + length = result.length; + + while (length--) { + var key = result[length], + value = object[key]; + + result[length] = [key, value, isStrictComparable(value)]; + } + return result; +} + +/** + * Gets the native function at `key` of `object`. + * + * @private + * @param {Object} object The object to query. + * @param {string} key The key of the method to get. + * @returns {*} Returns the function if it's native, else `undefined`. + */ +function getNative(object, key) { + var value = getValue(object, key); + return baseIsNative(value) ? value : undefined; +} + +/** + * Gets the `[[Prototype]]` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {null|Object} Returns the `[[Prototype]]`. + */ +var getPrototype = overArg(nativeGetPrototype, Object); + +/** + * Gets the `toStringTag` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +var getTag = baseGetTag; + +// Fallback for data views, maps, sets, and weak maps in IE 11, +// for data views in Edge, and promises in Node.js. +if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || + (Map && getTag(new Map) != mapTag) || + (Promise && getTag(Promise.resolve()) != promiseTag) || + (Set && getTag(new Set) != setTag) || + (WeakMap && getTag(new WeakMap) != weakMapTag)) { + getTag = function(value) { + var result = objectToString.call(value), + Ctor = result == objectTag ? value.constructor : undefined, + ctorString = Ctor ? toSource(Ctor) : undefined; + + if (ctorString) { + switch (ctorString) { + case dataViewCtorString: return dataViewTag; + case mapCtorString: return mapTag; + case promiseCtorString: return promiseTag; + case setCtorString: return setTag; + case weakMapCtorString: return weakMapTag; + } + } + return result; + }; +} + +/** + * Checks if `path` exists on `object`. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @param {Function} hasFunc The function to check properties. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + */ +function hasPath(object, path, hasFunc) { + path = isKey(path, object) ? [path] : castPath(path); + + var result, + index = -1, + length = path.length; + + while (++index < length) { + var key = toKey(path[index]); + if (!(result = object != null && hasFunc(object, key))) { + break; + } + object = object[key]; + } + if (result) { + return result; + } + var length = object ? object.length : 0; + return !!length && isLength(length) && isIndex(key, length) && + (isArray(object) || isString(object) || isArguments(object)); +} + +/** + * Creates an array of index keys for `object` values of arrays, + * `arguments` objects, and strings, otherwise `null` is returned. + * + * @private + * @param {Object} object The object to query. + * @returns {Array|null} Returns index keys, else `null`. + */ +function indexKeys(object) { + var length = object ? object.length : undefined; + if (isLength(length) && + (isArray(object) || isString(object) || isArguments(object))) { + return baseTimes(length, String); + } + return null; +} + +/** + * Checks if `value` is a valid array-like index. + * + * @private + * @param {*} value The value to check. + * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index. + * @returns {boolean} Returns `true` if `value` is a valid index, else `false`. + */ +function isIndex(value, length) { + length = length == null ? MAX_SAFE_INTEGER : length; + return !!length && + (typeof value == 'number' || reIsUint.test(value)) && + (value > -1 && value % 1 == 0 && value < length); +} + +/** + * Checks if `value` is a property name and not a property path. + * + * @private + * @param {*} value The value to check. + * @param {Object} [object] The object to query keys on. + * @returns {boolean} Returns `true` if `value` is a property name, else `false`. + */ +function isKey(value, object) { + if (isArray(value)) { + return false; + } + var type = typeof value; + if (type == 'number' || type == 'symbol' || type == 'boolean' || + value == null || isSymbol(value)) { + return true; + } + return reIsPlainProp.test(value) || !reIsDeepProp.test(value) || + (object != null && value in Object(object)); +} + +/** + * Checks if `value` is suitable for use as unique object key. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is suitable, else `false`. + */ +function isKeyable(value) { + var type = typeof value; + return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean') + ? (value !== '__proto__') + : (value === null); +} + +/** + * Checks if `func` has its source masked. + * + * @private + * @param {Function} func The function to check. + * @returns {boolean} Returns `true` if `func` is masked, else `false`. + */ +function isMasked(func) { + return !!maskSrcKey && (maskSrcKey in func); +} + +/** + * Checks if `value` is likely a prototype object. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a prototype, else `false`. + */ +function isPrototype(value) { + var Ctor = value && value.constructor, + proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto; + + return value === proto; +} + +/** + * Checks if `value` is suitable for strict equality comparisons, i.e. `===`. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` if suitable for strict + * equality comparisons, else `false`. + */ +function isStrictComparable(value) { + return value === value && !isObject(value); +} + +/** + * A specialized version of `matchesProperty` for source values suitable + * for strict equality comparisons, i.e. `===`. + * + * @private + * @param {string} key The key of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function matchesStrictComparable(key, srcValue) { + return function(object) { + if (object == null) { + return false; + } + return object[key] === srcValue && + (srcValue !== undefined || (key in Object(object))); + }; +} + +/** + * Gets the parent value at `path` of `object`. + * + * @private + * @param {Object} object The object to query. + * @param {Array} path The path to get the parent value of. + * @returns {*} Returns the parent value. + */ +function parent(object, path) { + return path.length == 1 ? object : baseGet(object, baseSlice(path, 0, -1)); +} + +/** + * Converts `string` to a property path array. + * + * @private + * @param {string} string The string to convert. + * @returns {Array} Returns the property path array. + */ +var stringToPath = memoize(function(string) { + var result = []; + toString(string).replace(rePropName, function(match, number, quote, string) { + result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match)); + }); + return result; +}); + +/** + * Converts `value` to a string key if it's not a string or symbol. + * + * @private + * @param {*} value The value to inspect. + * @returns {string|symbol} Returns the key. + */ +function toKey(value) { + if (typeof value == 'string' || isSymbol(value)) { + return value; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +/** + * Converts `func` to its source code. + * + * @private + * @param {Function} func The function to process. + * @returns {string} Returns the source code. + */ +function toSource(func) { + if (func != null) { + try { + return funcToString.call(func); + } catch (e) {} + try { + return (func + ''); + } catch (e) {} + } + return ''; +} + +/** + * Gets the last element of `array`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Array + * @param {Array} array The array to query. + * @returns {*} Returns the last element of `array`. + * @example + * + * _.last([1, 2, 3]); + * // => 3 + */ +function last(array) { + var length = array ? array.length : 0; + return length ? array[length - 1] : undefined; +} /** * Removes all elements from `array` that `predicate` returns truthy for @@ -22,7 +1784,7 @@ var baseIteratee = require('lodash._baseiteratee'), * @since 2.0.0 * @category Array * @param {Array} array The array to modify. - * @param {Array|Function|Object|string} [predicate=_.identity] + * @param {Function} [predicate=_.identity] * The function invoked per iteration. * @returns {Array} Returns the new array of removed elements. * @example @@ -59,4 +1821,571 @@ function remove(array, predicate) { return result; } +/** + * Creates a function that memoizes the result of `func`. If `resolver` is + * provided, it determines the cache key for storing the result based on the + * arguments provided to the memoized function. By default, the first argument + * provided to the memoized function is used as the map cache key. The `func` + * is invoked with the `this` binding of the memoized function. + * + * **Note:** The cache is exposed as the `cache` property on the memoized + * function. Its creation may be customized by replacing the `_.memoize.Cache` + * constructor with one whose instances implement the + * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * method interface of `delete`, `get`, `has`, and `set`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Function + * @param {Function} func The function to have its output memoized. + * @param {Function} [resolver] The function to resolve the cache key. + * @returns {Function} Returns the new memoized function. + * @example + * + * var object = { 'a': 1, 'b': 2 }; + * var other = { 'c': 3, 'd': 4 }; + * + * var values = _.memoize(_.values); + * values(object); + * // => [1, 2] + * + * values(other); + * // => [3, 4] + * + * object.a = 2; + * values(object); + * // => [1, 2] + * + * // Modify the result cache. + * values.cache.set(object, ['a', 'b']); + * values(object); + * // => ['a', 'b'] + * + * // Replace `_.memoize.Cache`. + * _.memoize.Cache = WeakMap; + */ +function memoize(func, resolver) { + if (typeof func != 'function' || (resolver && typeof resolver != 'function')) { + throw new TypeError(FUNC_ERROR_TEXT); + } + var memoized = function() { + var args = arguments, + key = resolver ? resolver.apply(this, args) : args[0], + cache = memoized.cache; + + if (cache.has(key)) { + return cache.get(key); + } + var result = func.apply(this, args); + memoized.cache = cache.set(key, result); + return result; + }; + memoized.cache = new (memoize.Cache || MapCache); + return memoized; +} + +// Assign cache to `_.memoize`. +memoize.Cache = MapCache; + +/** + * Performs a + * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * comparison between two values to determine if they are equivalent. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + * @example + * + * var object = { 'a': 1 }; + * var other = { 'a': 1 }; + * + * _.eq(object, object); + * // => true + * + * _.eq(object, other); + * // => false + * + * _.eq('a', 'a'); + * // => true + * + * _.eq('a', Object('a')); + * // => false + * + * _.eq(NaN, NaN); + * // => true + */ +function eq(value, other) { + return value === other || (value !== value && other !== other); +} + +/** + * Checks if `value` is likely an `arguments` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an `arguments` object, + * else `false`. + * @example + * + * _.isArguments(function() { return arguments; }()); + * // => true + * + * _.isArguments([1, 2, 3]); + * // => false + */ +function isArguments(value) { + // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && + (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); +} + +/** + * Checks if `value` is classified as an `Array` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array, else `false`. + * @example + * + * _.isArray([1, 2, 3]); + * // => true + * + * _.isArray(document.body.children); + * // => false + * + * _.isArray('abc'); + * // => false + * + * _.isArray(_.noop); + * // => false + */ +var isArray = Array.isArray; + +/** + * Checks if `value` is array-like. A value is considered array-like if it's + * not a function and has a `value.length` that's an integer greater than or + * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is array-like, else `false`. + * @example + * + * _.isArrayLike([1, 2, 3]); + * // => true + * + * _.isArrayLike(document.body.children); + * // => true + * + * _.isArrayLike('abc'); + * // => true + * + * _.isArrayLike(_.noop); + * // => false + */ +function isArrayLike(value) { + return value != null && isLength(getLength(value)) && !isFunction(value); +} + +/** + * This method is like `_.isArrayLike` except that it also checks if `value` + * is an object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array-like object, + * else `false`. + * @example + * + * _.isArrayLikeObject([1, 2, 3]); + * // => true + * + * _.isArrayLikeObject(document.body.children); + * // => true + * + * _.isArrayLikeObject('abc'); + * // => false + * + * _.isArrayLikeObject(_.noop); + * // => false + */ +function isArrayLikeObject(value) { + return isObjectLike(value) && isArrayLike(value); +} + +/** + * Checks if `value` is classified as a `Function` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a function, else `false`. + * @example + * + * _.isFunction(_); + * // => true + * + * _.isFunction(/abc/); + * // => false + */ +function isFunction(value) { + // The use of `Object#toString` avoids issues with the `typeof` operator + // in Safari 8 which returns 'object' for typed array and weak map constructors, + // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + var tag = isObject(value) ? objectToString.call(value) : ''; + return tag == funcTag || tag == genTag; +} + +/** + * Checks if `value` is a valid array-like length. + * + * **Note:** This function is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a valid length, + * else `false`. + * @example + * + * _.isLength(3); + * // => true + * + * _.isLength(Number.MIN_VALUE); + * // => false + * + * _.isLength(Infinity); + * // => false + * + * _.isLength('3'); + * // => false + */ +function isLength(value) { + return typeof value == 'number' && + value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER; +} + +/** + * Checks if `value` is the + * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an object, else `false`. + * @example + * + * _.isObject({}); + * // => true + * + * _.isObject([1, 2, 3]); + * // => true + * + * _.isObject(_.noop); + * // => true + * + * _.isObject(null); + * // => false + */ +function isObject(value) { + var type = typeof value; + return !!value && (type == 'object' || type == 'function'); +} + +/** + * Checks if `value` is object-like. A value is object-like if it's not `null` + * and has a `typeof` result of "object". + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is object-like, else `false`. + * @example + * + * _.isObjectLike({}); + * // => true + * + * _.isObjectLike([1, 2, 3]); + * // => true + * + * _.isObjectLike(_.noop); + * // => false + * + * _.isObjectLike(null); + * // => false + */ +function isObjectLike(value) { + return !!value && typeof value == 'object'; +} + +/** + * Checks if `value` is classified as a `String` primitive or object. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a string, else `false`. + * @example + * + * _.isString('abc'); + * // => true + * + * _.isString(1); + * // => false + */ +function isString(value) { + return typeof value == 'string' || + (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); +} + +/** + * Checks if `value` is classified as a `Symbol` primitive or object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a symbol, else `false`. + * @example + * + * _.isSymbol(Symbol.iterator); + * // => true + * + * _.isSymbol('abc'); + * // => false + */ +function isSymbol(value) { + return typeof value == 'symbol' || + (isObjectLike(value) && objectToString.call(value) == symbolTag); +} + +/** + * Checks if `value` is classified as a typed array. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + * @example + * + * _.isTypedArray(new Uint8Array); + * // => true + * + * _.isTypedArray([]); + * // => false + */ +var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray; + +/** + * Converts `value` to a string. An empty string is returned for `null` + * and `undefined` values. The sign of `-0` is preserved. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to process. + * @returns {string} Returns the string. + * @example + * + * _.toString(null); + * // => '' + * + * _.toString(-0); + * // => '-0' + * + * _.toString([1, 2, 3]); + * // => '1,2,3' + */ +function toString(value) { + return value == null ? '' : baseToString(value); +} + +/** + * Gets the value at `path` of `object`. If the resolved value is + * `undefined`, the `defaultValue` is returned in its place. + * + * @static + * @memberOf _ + * @since 3.7.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @param {*} [defaultValue] The value returned for `undefined` resolved values. + * @returns {*} Returns the resolved value. + * @example + * + * var object = { 'a': [{ 'b': { 'c': 3 } }] }; + * + * _.get(object, 'a[0].b.c'); + * // => 3 + * + * _.get(object, ['a', '0', 'b', 'c']); + * // => 3 + * + * _.get(object, 'a.b.c', 'default'); + * // => 'default' + */ +function get(object, path, defaultValue) { + var result = object == null ? undefined : baseGet(object, path); + return result === undefined ? defaultValue : result; +} + +/** + * Checks if `path` is a direct or inherited property of `object`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + * @example + * + * var object = _.create({ 'a': _.create({ 'b': 2 }) }); + * + * _.hasIn(object, 'a'); + * // => true + * + * _.hasIn(object, 'a.b'); + * // => true + * + * _.hasIn(object, ['a', 'b']); + * // => true + * + * _.hasIn(object, 'b'); + * // => false + */ +function hasIn(object, path) { + return object != null && hasPath(object, path, baseHasIn); +} + +/** + * Creates an array of the own enumerable property names of `object`. + * + * **Note:** Non-object values are coerced to objects. See the + * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * for more details. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.keys(new Foo); + * // => ['a', 'b'] (iteration order is not guaranteed) + * + * _.keys('hi'); + * // => ['0', '1'] + */ +function keys(object) { + var isProto = isPrototype(object); + if (!(isProto || isArrayLike(object))) { + return baseKeys(object); + } + var indexes = indexKeys(object), + skipIndexes = !!indexes, + result = indexes || [], + length = result.length; + + for (var key in object) { + if (baseHas(object, key) && + !(skipIndexes && (key == 'length' || isIndex(key, length))) && + !(isProto && key == 'constructor')) { + result.push(key); + } + } + return result; +} + +/** + * This method returns the first argument it receives. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Util + * @param {*} value Any value. + * @returns {*} Returns `value`. + * @example + * + * var object = { 'a': 1 }; + * + * console.log(_.identity(object) === object); + * // => true + */ +function identity(value) { + return value; +} + +/** + * Creates a function that returns the value at `path` of a given object. + * + * @static + * @memberOf _ + * @since 2.4.0 + * @category Util + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + * @example + * + * var objects = [ + * { 'a': { 'b': 2 } }, + * { 'a': { 'b': 1 } } + * ]; + * + * _.map(objects, _.property('a.b')); + * // => [2, 1] + * + * _.map(_.sortBy(objects, _.property(['a', 'b'])), 'a.b'); + * // => [1, 2] + */ +function property(path) { + return isKey(path) ? baseProperty(toKey(path)) : basePropertyDeep(path); +} + module.exports = remove; diff --git a/lodash.remove/package.json b/lodash.remove/package.json index 0840f81b2..25ffa12b7 100644 --- a/lodash.remove/package.json +++ b/lodash.remove/package.json @@ -1,6 +1,6 @@ { "name": "lodash.remove", - "version": "4.5.0", + "version": "4.6.0", "description": "The lodash method `_.remove` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", @@ -13,9 +13,5 @@ "Mathias Bynens (https://mathiasbynens.be/)" ], "repository": "lodash/lodash", - "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" }, - "dependencies": { - "lodash._baseiteratee": "~4.7.0", - "lodash._basepullat": "~4.4.0" - } + "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" } } diff --git a/lodash.some/README.md b/lodash.some/README.md index 1e7213b9a..8d0632a0d 100644 --- a/lodash.some/README.md +++ b/lodash.some/README.md @@ -1,4 +1,4 @@ -# lodash.some v4.5.1 +# lodash.some v4.6.0 The [lodash](https://lodash.com/) method `_.some` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var some = require('lodash.some'); ``` -See the [documentation](https://lodash.com/docs#some) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.some) for more details. +See the [documentation](https://lodash.com/docs#some) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.some) for more details. diff --git a/lodash.some/index.js b/lodash.some/index.js index 8343455f1..eb80bb4e7 100644 --- a/lodash.some/index.js +++ b/lodash.some/index.js @@ -62,7 +62,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -238,7 +238,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -270,6 +270,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -282,14 +283,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -307,8 +308,7 @@ var Symbol = root.Symbol, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys; +var nativeKeys = overArg(Object.keys, Object); /* Built-in method references that are verified to be native. */ var DataView = getNative(root, 'DataView'), @@ -776,11 +776,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -860,23 +887,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1079,14 +1089,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.matches` which doesn't clone `source`. @@ -1364,7 +1384,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1426,7 +1446,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1477,19 +1497,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1538,15 +1545,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1557,7 +1555,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1609,24 +1607,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1867,7 +1848,7 @@ function some(collection, predicate, guard) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1926,7 +1907,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1979,7 +1960,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -2035,7 +2016,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -2086,8 +2067,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -2095,16 +2075,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2126,7 +2105,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2182,28 +2161,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2334,7 +2291,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2359,23 +2316,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.some/package.json b/lodash.some/package.json index 8bba833a1..d76977cd7 100644 --- a/lodash.some/package.json +++ b/lodash.some/package.json @@ -1,6 +1,6 @@ { "name": "lodash.some", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.some` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.sortby/README.md b/lodash.sortby/README.md index fcac265b3..6d2dee246 100644 --- a/lodash.sortby/README.md +++ b/lodash.sortby/README.md @@ -1,4 +1,4 @@ -# lodash.sortby v4.5.0 +# lodash.sortby v4.6.0 The [lodash](https://lodash.com/) method `_.sortBy` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var sortBy = require('lodash.sortby'); ``` -See the [documentation](https://lodash.com/docs#sortBy) or [package source](https://github.com/lodash/lodash/blob/4.5.0-npm-packages/lodash.sortby) for more details. +See the [documentation](https://lodash.com/docs#sortBy) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.sortby) for more details. diff --git a/lodash.sortby/index.js b/lodash.sortby/index.js index f671edd86..ac558107d 100644 --- a/lodash.sortby/index.js +++ b/lodash.sortby/index.js @@ -6,34 +6,153 @@ * Based on Underscore.js 1.8.3 * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors */ -var baseEach = require('lodash._baseeach'), - baseFlatten = require('lodash._baseflatten'), - baseIteratee = require('lodash._baseiteratee'), - rest = require('lodash.rest'); + +/** Used as the size to enable large array optimizations. */ +var LARGE_ARRAY_SIZE = 200; + +/** Used as the `TypeError` message for "Functions" methods. */ +var FUNC_ERROR_TEXT = 'Expected a function'; + +/** Used to stand-in for `undefined` hash values. */ +var HASH_UNDEFINED = '__lodash_hash_undefined__'; + +/** Used to compose bitmasks for comparison styles. */ +var UNORDERED_COMPARE_FLAG = 1, + PARTIAL_COMPARE_FLAG = 2; /** Used as references for various `Number` constants. */ -var MAX_SAFE_INTEGER = 9007199254740991; +var INFINITY = 1 / 0, + MAX_SAFE_INTEGER = 9007199254740991; /** `Object#toString` result references. */ -var funcTag = '[object Function]', +var argsTag = '[object Arguments]', + arrayTag = '[object Array]', + boolTag = '[object Boolean]', + dateTag = '[object Date]', + errorTag = '[object Error]', + funcTag = '[object Function]', genTag = '[object GeneratorFunction]', - symbolTag = '[object Symbol]'; + mapTag = '[object Map]', + numberTag = '[object Number]', + objectTag = '[object Object]', + promiseTag = '[object Promise]', + regexpTag = '[object RegExp]', + setTag = '[object Set]', + stringTag = '[object String]', + symbolTag = '[object Symbol]', + weakMapTag = '[object WeakMap]'; + +var arrayBufferTag = '[object ArrayBuffer]', + dataViewTag = '[object DataView]', + float32Tag = '[object Float32Array]', + float64Tag = '[object Float64Array]', + int8Tag = '[object Int8Array]', + int16Tag = '[object Int16Array]', + int32Tag = '[object Int32Array]', + uint8Tag = '[object Uint8Array]', + uint8ClampedTag = '[object Uint8ClampedArray]', + uint16Tag = '[object Uint16Array]', + uint32Tag = '[object Uint32Array]'; + +/** Used to match property names within property paths. */ +var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, + reIsPlainProp = /^\w*$/, + rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(\.|\[\])(?:\4|$))/g; + +/** + * Used to match `RegExp` + * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + */ +var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; + +/** Used to match backslashes in property paths. */ +var reEscapeChar = /\\(\\)?/g; + +/** Used to detect host constructors (Safari). */ +var reIsHostCtor = /^\[object .+?Constructor\]$/; /** Used to detect unsigned integer values. */ var reIsUint = /^(?:0|[1-9]\d*)$/; +/** Used to identify `toStringTag` values of typed arrays. */ +var typedArrayTags = {}; +typedArrayTags[float32Tag] = typedArrayTags[float64Tag] = +typedArrayTags[int8Tag] = typedArrayTags[int16Tag] = +typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] = +typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] = +typedArrayTags[uint32Tag] = true; +typedArrayTags[argsTag] = typedArrayTags[arrayTag] = +typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] = +typedArrayTags[dataViewTag] = typedArrayTags[dateTag] = +typedArrayTags[errorTag] = typedArrayTags[funcTag] = +typedArrayTags[mapTag] = typedArrayTags[numberTag] = +typedArrayTags[objectTag] = typedArrayTags[regexpTag] = +typedArrayTags[setTag] = typedArrayTags[stringTag] = +typedArrayTags[weakMapTag] = false; + +/** Detect free variable `global` from Node.js. */ +var freeGlobal = typeof global == 'object' && global && global.Object === Object && global; + +/** Detect free variable `self`. */ +var freeSelf = typeof self == 'object' && self && self.Object === Object && self; + +/** Used as a reference to the global object. */ +var root = freeGlobal || freeSelf || Function('return this')(); + +/** Detect free variable `exports`. */ +var freeExports = freeGlobal && typeof exports == 'object' && exports; + +/** Detect free variable `module`. */ +var freeModule = freeExports && typeof module == 'object' && module; + +/** Detect the popular CommonJS extension `module.exports`. */ +var moduleExports = freeModule && freeModule.exports === freeExports; + +/** Detect free variable `process` from Node.js. */ +var freeProcess = moduleExports && freeGlobal.process; + +/** Used to access faster Node.js helpers. */ +var nodeUtil = (function() { + try { + return freeProcess && freeProcess.binding('util'); + } catch (e) {} +}()); + +/* Node.js helper references. */ +var nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray; + +/** + * A faster alternative to `Function#apply`, this function invokes `func` + * with the `this` binding of `thisArg` and the arguments of `args`. + * + * @private + * @param {Function} func The function to invoke. + * @param {*} thisArg The `this` binding of `func`. + * @param {Array} args The arguments to invoke `func` with. + * @returns {*} Returns the result of `func`. + */ +function apply(func, thisArg, args) { + switch (args.length) { + case 0: return func.call(thisArg); + case 1: return func.call(thisArg, args[0]); + case 2: return func.call(thisArg, args[0], args[1]); + case 3: return func.call(thisArg, args[0], args[1], args[2]); + } + return func.apply(thisArg, args); +} + /** * A specialized version of `_.map` for arrays without support for iteratee * shorthands. * * @private - * @param {Array} array The array to iterate over. + * @param {Array} [array] The array to iterate over. * @param {Function} iteratee The function invoked per iteration. * @returns {Array} Returns the new mapped array. */ function arrayMap(array, iteratee) { var index = -1, - length = array.length, + length = array ? array.length : 0, result = Array(length); while (++index < length) { @@ -42,6 +161,60 @@ function arrayMap(array, iteratee) { return result; } +/** + * Appends the elements of `values` to `array`. + * + * @private + * @param {Array} array The array to modify. + * @param {Array} values The values to append. + * @returns {Array} Returns `array`. + */ +function arrayPush(array, values) { + var index = -1, + length = values.length, + offset = array.length; + + while (++index < length) { + array[offset + index] = values[index]; + } + return array; +} + +/** + * A specialized version of `_.some` for arrays without support for iteratee + * shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} predicate The function invoked per iteration. + * @returns {boolean} Returns `true` if any element passes the predicate check, + * else `false`. + */ +function arraySome(array, predicate) { + var index = -1, + length = array ? array.length : 0; + + while (++index < length) { + if (predicate(array[index], index, array)) { + return true; + } + } + return false; +} + +/** + * The base implementation of `_.property` without support for deep paths. + * + * @private + * @param {string} key The key of the property to get. + * @returns {Function} Returns the new accessor function. + */ +function baseProperty(key) { + return function(object) { + return object == null ? undefined : object[key]; + }; +} + /** * The base implementation of `_.sortBy` which uses `comparer` to define the * sort order of `array` and replaces criteria objects with their corresponding @@ -63,7 +236,26 @@ function baseSortBy(array, comparer) { } /** - * The base implementation of `_.unary` without support for storing wrapper metadata. + * The base implementation of `_.times` without support for iteratee shorthands + * or max array length checks. + * + * @private + * @param {number} n The number of times to invoke `iteratee`. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns the array of results. + */ +function baseTimes(n, iteratee) { + var index = -1, + result = Array(n); + + while (++index < n) { + result[index] = iteratee(index); + } + return result; +} + +/** + * The base implementation of `_.unary` without support for storing metadata. * * @private * @param {Function} func The function to cap arguments for. @@ -75,8 +267,103 @@ function baseUnary(func) { }; } +/** + * Gets the value at `key` of `object`. + * + * @private + * @param {Object} [object] The object to query. + * @param {string} key The key of the property to get. + * @returns {*} Returns the property value. + */ +function getValue(object, key) { + return object == null ? undefined : object[key]; +} + +/** + * Checks if `value` is a host object in IE < 9. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a host object, else `false`. + */ +function isHostObject(value) { + // Many host objects are `Object` objects that can coerce to strings + // despite having improperly defined `toString` methods. + var result = false; + if (value != null && typeof value.toString != 'function') { + try { + result = !!(value + ''); + } catch (e) {} + } + return result; +} + +/** + * Converts `map` to its key-value pairs. + * + * @private + * @param {Object} map The map to convert. + * @returns {Array} Returns the key-value pairs. + */ +function mapToArray(map) { + var index = -1, + result = Array(map.size); + + map.forEach(function(value, key) { + result[++index] = [key, value]; + }); + return result; +} + +/** + * Creates a function that invokes `func` with its first argument transformed. + * + * @private + * @param {Function} func The function to wrap. + * @param {Function} transform The argument transform. + * @returns {Function} Returns the new function. + */ +function overArg(func, transform) { + return function(arg) { + return func(transform(arg)); + }; +} + +/** + * Converts `set` to an array of its values. + * + * @private + * @param {Object} set The set to convert. + * @returns {Array} Returns the values. + */ +function setToArray(set) { + var index = -1, + result = Array(set.size); + + set.forEach(function(value) { + result[++index] = value; + }); + return result; +} + /** Used for built-in method references. */ -var objectProto = Object.prototype; +var arrayProto = Array.prototype, + objectProto = Object.prototype; + +/** Used to detect overreaching core-js shims. */ +var coreJsData = root['__core-js_shared__']; + +/** Used to detect methods masquerading as native. */ +var maskSrcKey = (function() { + var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || ''); + return uid ? ('Symbol(src)_1.' + uid) : ''; +}()); + +/** Used to resolve the decompiled source of functions. */ +var funcToString = Function.prototype.toString; + +/** Used to check objects for own properties. */ +var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the @@ -85,6 +372,836 @@ var objectProto = Object.prototype; */ var objectToString = objectProto.toString; +/** Used to detect if a method is native. */ +var reIsNative = RegExp('^' + + funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&') + .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$' +); + +/** Built-in value references. */ +var Symbol = root.Symbol, + Uint8Array = root.Uint8Array, + propertyIsEnumerable = objectProto.propertyIsEnumerable, + splice = arrayProto.splice, + spreadableSymbol = Symbol ? Symbol.isConcatSpreadable : undefined; + +/* Built-in method references for those with the same name as other `lodash` methods. */ +var nativeGetPrototype = Object.getPrototypeOf, + nativeKeys = Object.keys, + nativeMax = Math.max; + +/* Built-in method references that are verified to be native. */ +var DataView = getNative(root, 'DataView'), + Map = getNative(root, 'Map'), + Promise = getNative(root, 'Promise'), + Set = getNative(root, 'Set'), + WeakMap = getNative(root, 'WeakMap'), + nativeCreate = getNative(Object, 'create'); + +/** Used to detect maps, sets, and weakmaps. */ +var dataViewCtorString = toSource(DataView), + mapCtorString = toSource(Map), + promiseCtorString = toSource(Promise), + setCtorString = toSource(Set), + weakMapCtorString = toSource(WeakMap); + +/** Used to convert symbols to primitives and strings. */ +var symbolProto = Symbol ? Symbol.prototype : undefined, + symbolValueOf = symbolProto ? symbolProto.valueOf : undefined, + symbolToString = symbolProto ? symbolProto.toString : undefined; + +/** + * Creates a hash object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Hash(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the hash. + * + * @private + * @name clear + * @memberOf Hash + */ +function hashClear() { + this.__data__ = nativeCreate ? nativeCreate(null) : {}; +} + +/** + * Removes `key` and its value from the hash. + * + * @private + * @name delete + * @memberOf Hash + * @param {Object} hash The hash to modify. + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function hashDelete(key) { + return this.has(key) && delete this.__data__[key]; +} + +/** + * Gets the hash value for `key`. + * + * @private + * @name get + * @memberOf Hash + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function hashGet(key) { + var data = this.__data__; + if (nativeCreate) { + var result = data[key]; + return result === HASH_UNDEFINED ? undefined : result; + } + return hasOwnProperty.call(data, key) ? data[key] : undefined; +} + +/** + * Checks if a hash value for `key` exists. + * + * @private + * @name has + * @memberOf Hash + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function hashHas(key) { + var data = this.__data__; + return nativeCreate ? data[key] !== undefined : hasOwnProperty.call(data, key); +} + +/** + * Sets the hash `key` to `value`. + * + * @private + * @name set + * @memberOf Hash + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the hash instance. + */ +function hashSet(key, value) { + var data = this.__data__; + data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value; + return this; +} + +// Add methods to `Hash`. +Hash.prototype.clear = hashClear; +Hash.prototype['delete'] = hashDelete; +Hash.prototype.get = hashGet; +Hash.prototype.has = hashHas; +Hash.prototype.set = hashSet; + +/** + * Creates an list cache object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function ListCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the list cache. + * + * @private + * @name clear + * @memberOf ListCache + */ +function listCacheClear() { + this.__data__ = []; +} + +/** + * Removes `key` and its value from the list cache. + * + * @private + * @name delete + * @memberOf ListCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function listCacheDelete(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + return false; + } + var lastIndex = data.length - 1; + if (index == lastIndex) { + data.pop(); + } else { + splice.call(data, index, 1); + } + return true; +} + +/** + * Gets the list cache value for `key`. + * + * @private + * @name get + * @memberOf ListCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function listCacheGet(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + return index < 0 ? undefined : data[index][1]; +} + +/** + * Checks if a list cache value for `key` exists. + * + * @private + * @name has + * @memberOf ListCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function listCacheHas(key) { + return assocIndexOf(this.__data__, key) > -1; +} + +/** + * Sets the list cache `key` to `value`. + * + * @private + * @name set + * @memberOf ListCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the list cache instance. + */ +function listCacheSet(key, value) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + data.push([key, value]); + } else { + data[index][1] = value; + } + return this; +} + +// Add methods to `ListCache`. +ListCache.prototype.clear = listCacheClear; +ListCache.prototype['delete'] = listCacheDelete; +ListCache.prototype.get = listCacheGet; +ListCache.prototype.has = listCacheHas; +ListCache.prototype.set = listCacheSet; + +/** + * Creates a map cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function MapCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the map. + * + * @private + * @name clear + * @memberOf MapCache + */ +function mapCacheClear() { + this.__data__ = { + 'hash': new Hash, + 'map': new (Map || ListCache), + 'string': new Hash + }; +} + +/** + * Removes `key` and its value from the map. + * + * @private + * @name delete + * @memberOf MapCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function mapCacheDelete(key) { + return getMapData(this, key)['delete'](key); +} + +/** + * Gets the map value for `key`. + * + * @private + * @name get + * @memberOf MapCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function mapCacheGet(key) { + return getMapData(this, key).get(key); +} + +/** + * Checks if a map value for `key` exists. + * + * @private + * @name has + * @memberOf MapCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function mapCacheHas(key) { + return getMapData(this, key).has(key); +} + +/** + * Sets the map `key` to `value`. + * + * @private + * @name set + * @memberOf MapCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the map cache instance. + */ +function mapCacheSet(key, value) { + getMapData(this, key).set(key, value); + return this; +} + +// Add methods to `MapCache`. +MapCache.prototype.clear = mapCacheClear; +MapCache.prototype['delete'] = mapCacheDelete; +MapCache.prototype.get = mapCacheGet; +MapCache.prototype.has = mapCacheHas; +MapCache.prototype.set = mapCacheSet; + +/** + * + * Creates an array cache object to store unique values. + * + * @private + * @constructor + * @param {Array} [values] The values to cache. + */ +function SetCache(values) { + var index = -1, + length = values ? values.length : 0; + + this.__data__ = new MapCache; + while (++index < length) { + this.add(values[index]); + } +} + +/** + * Adds `value` to the array cache. + * + * @private + * @name add + * @memberOf SetCache + * @alias push + * @param {*} value The value to cache. + * @returns {Object} Returns the cache instance. + */ +function setCacheAdd(value) { + this.__data__.set(value, HASH_UNDEFINED); + return this; +} + +/** + * Checks if `value` is in the array cache. + * + * @private + * @name has + * @memberOf SetCache + * @param {*} value The value to search for. + * @returns {number} Returns `true` if `value` is found, else `false`. + */ +function setCacheHas(value) { + return this.__data__.has(value); +} + +// Add methods to `SetCache`. +SetCache.prototype.add = SetCache.prototype.push = setCacheAdd; +SetCache.prototype.has = setCacheHas; + +/** + * Creates a stack cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Stack(entries) { + this.__data__ = new ListCache(entries); +} + +/** + * Removes all key-value entries from the stack. + * + * @private + * @name clear + * @memberOf Stack + */ +function stackClear() { + this.__data__ = new ListCache; +} + +/** + * Removes `key` and its value from the stack. + * + * @private + * @name delete + * @memberOf Stack + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function stackDelete(key) { + return this.__data__['delete'](key); +} + +/** + * Gets the stack value for `key`. + * + * @private + * @name get + * @memberOf Stack + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function stackGet(key) { + return this.__data__.get(key); +} + +/** + * Checks if a stack value for `key` exists. + * + * @private + * @name has + * @memberOf Stack + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function stackHas(key) { + return this.__data__.has(key); +} + +/** + * Sets the stack `key` to `value`. + * + * @private + * @name set + * @memberOf Stack + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the stack cache instance. + */ +function stackSet(key, value) { + var cache = this.__data__; + if (cache instanceof ListCache) { + var pairs = cache.__data__; + if (!Map || (pairs.length < LARGE_ARRAY_SIZE - 1)) { + pairs.push([key, value]); + return this; + } + cache = this.__data__ = new MapCache(pairs); + } + cache.set(key, value); + return this; +} + +// Add methods to `Stack`. +Stack.prototype.clear = stackClear; +Stack.prototype['delete'] = stackDelete; +Stack.prototype.get = stackGet; +Stack.prototype.has = stackHas; +Stack.prototype.set = stackSet; + +/** + * Gets the index at which the `key` is found in `array` of key-value pairs. + * + * @private + * @param {Array} array The array to search. + * @param {*} key The key to search for. + * @returns {number} Returns the index of the matched value, else `-1`. + */ +function assocIndexOf(array, key) { + var length = array.length; + while (length--) { + if (eq(array[length][0], key)) { + return length; + } + } + return -1; +} + +/** + * The base implementation of `_.forEach` without support for iteratee shorthands. + * + * @private + * @param {Array|Object} collection The collection to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array|Object} Returns `collection`. + */ +var baseEach = createBaseEach(baseForOwn); + +/** + * The base implementation of `_.flatten` with support for restricting flattening. + * + * @private + * @param {Array} array The array to flatten. + * @param {number} depth The maximum recursion depth. + * @param {boolean} [predicate=isFlattenable] The function invoked per iteration. + * @param {boolean} [isStrict] Restrict to values that pass `predicate` checks. + * @param {Array} [result=[]] The initial result value. + * @returns {Array} Returns the new flattened array. + */ +function baseFlatten(array, depth, predicate, isStrict, result) { + var index = -1, + length = array.length; + + predicate || (predicate = isFlattenable); + result || (result = []); + + while (++index < length) { + var value = array[index]; + if (depth > 0 && predicate(value)) { + if (depth > 1) { + // Recursively flatten arrays (susceptible to call stack limits). + baseFlatten(value, depth - 1, predicate, isStrict, result); + } else { + arrayPush(result, value); + } + } else if (!isStrict) { + result[result.length] = value; + } + } + return result; +} + +/** + * The base implementation of `baseForOwn` which iterates over `object` + * properties returned by `keysFunc` and invokes `iteratee` for each property. + * Iteratee functions may exit iteration early by explicitly returning `false`. + * + * @private + * @param {Object} object The object to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @param {Function} keysFunc The function to get the keys of `object`. + * @returns {Object} Returns `object`. + */ +var baseFor = createBaseFor(); + +/** + * The base implementation of `_.forOwn` without support for iteratee shorthands. + * + * @private + * @param {Object} object The object to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Object} Returns `object`. + */ +function baseForOwn(object, iteratee) { + return object && baseFor(object, iteratee, keys); +} + +/** + * The base implementation of `_.get` without support for default values. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @returns {*} Returns the resolved value. + */ +function baseGet(object, path) { + path = isKey(path, object) ? [path] : castPath(path); + + var index = 0, + length = path.length; + + while (object != null && index < length) { + object = object[toKey(path[index++])]; + } + return (index && index == length) ? object : undefined; +} + +/** + * The base implementation of `getTag`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +function baseGetTag(value) { + return objectToString.call(value); +} + +/** + * The base implementation of `_.has` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHas(object, key) { + // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, + // that are composed entirely of index properties, return `false` for + // `hasOwnProperty` checks of them. + return object != null && + (hasOwnProperty.call(object, key) || + (typeof object == 'object' && key in object && getPrototype(object) === null)); +} + +/** + * The base implementation of `_.hasIn` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHasIn(object, key) { + return object != null && key in Object(object); +} + +/** + * The base implementation of `_.isEqual` which supports partial comparisons + * and tracks traversed objects. + * + * @private + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @param {Function} [customizer] The function to customize comparisons. + * @param {boolean} [bitmask] The bitmask of comparison flags. + * The bitmask may be composed of the following flags: + * 1 - Unordered comparison + * 2 - Partial comparison + * @param {Object} [stack] Tracks traversed `value` and `other` objects. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + */ +function baseIsEqual(value, other, customizer, bitmask, stack) { + if (value === other) { + return true; + } + if (value == null || other == null || (!isObject(value) && !isObjectLike(other))) { + return value !== value && other !== other; + } + return baseIsEqualDeep(value, other, baseIsEqual, customizer, bitmask, stack); +} + +/** + * A specialized version of `baseIsEqual` for arrays and objects which performs + * deep comparisons and tracks traversed objects enabling objects with circular + * references to be compared. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} [customizer] The function to customize comparisons. + * @param {number} [bitmask] The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} [stack] Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function baseIsEqualDeep(object, other, equalFunc, customizer, bitmask, stack) { + var objIsArr = isArray(object), + othIsArr = isArray(other), + objTag = arrayTag, + othTag = arrayTag; + + if (!objIsArr) { + objTag = getTag(object); + objTag = objTag == argsTag ? objectTag : objTag; + } + if (!othIsArr) { + othTag = getTag(other); + othTag = othTag == argsTag ? objectTag : othTag; + } + var objIsObj = objTag == objectTag && !isHostObject(object), + othIsObj = othTag == objectTag && !isHostObject(other), + isSameTag = objTag == othTag; + + if (isSameTag && !objIsObj) { + stack || (stack = new Stack); + return (objIsArr || isTypedArray(object)) + ? equalArrays(object, other, equalFunc, customizer, bitmask, stack) + : equalByTag(object, other, objTag, equalFunc, customizer, bitmask, stack); + } + if (!(bitmask & PARTIAL_COMPARE_FLAG)) { + var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'), + othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__'); + + if (objIsWrapped || othIsWrapped) { + var objUnwrapped = objIsWrapped ? object.value() : object, + othUnwrapped = othIsWrapped ? other.value() : other; + + stack || (stack = new Stack); + return equalFunc(objUnwrapped, othUnwrapped, customizer, bitmask, stack); + } + } + if (!isSameTag) { + return false; + } + stack || (stack = new Stack); + return equalObjects(object, other, equalFunc, customizer, bitmask, stack); +} + +/** + * The base implementation of `_.isMatch` without support for iteratee shorthands. + * + * @private + * @param {Object} object The object to inspect. + * @param {Object} source The object of property values to match. + * @param {Array} matchData The property names, values, and compare flags to match. + * @param {Function} [customizer] The function to customize comparisons. + * @returns {boolean} Returns `true` if `object` is a match, else `false`. + */ +function baseIsMatch(object, source, matchData, customizer) { + var index = matchData.length, + length = index, + noCustomizer = !customizer; + + if (object == null) { + return !length; + } + object = Object(object); + while (index--) { + var data = matchData[index]; + if ((noCustomizer && data[2]) + ? data[1] !== object[data[0]] + : !(data[0] in object) + ) { + return false; + } + } + while (++index < length) { + data = matchData[index]; + var key = data[0], + objValue = object[key], + srcValue = data[1]; + + if (noCustomizer && data[2]) { + if (objValue === undefined && !(key in object)) { + return false; + } + } else { + var stack = new Stack; + if (customizer) { + var result = customizer(objValue, srcValue, key, object, source, stack); + } + if (!(result === undefined + ? baseIsEqual(srcValue, objValue, customizer, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG, stack) + : result + )) { + return false; + } + } + } + return true; +} + +/** + * The base implementation of `_.isNative` without bad shim checks. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a native function, + * else `false`. + */ +function baseIsNative(value) { + if (!isObject(value) || isMasked(value)) { + return false; + } + var pattern = (isFunction(value) || isHostObject(value)) ? reIsNative : reIsHostCtor; + return pattern.test(toSource(value)); +} + +/** + * The base implementation of `_.isTypedArray` without Node.js optimizations. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + */ +function baseIsTypedArray(value) { + return isObjectLike(value) && + isLength(value.length) && !!typedArrayTags[objectToString.call(value)]; +} + +/** + * The base implementation of `_.iteratee`. + * + * @private + * @param {*} [value=_.identity] The value to convert to an iteratee. + * @returns {Function} Returns the iteratee. + */ +function baseIteratee(value) { + // Don't store the `typeof` result in a variable to avoid a JIT bug in Safari 9. + // See https://bugs.webkit.org/show_bug.cgi?id=156034 for more details. + if (typeof value == 'function') { + return value; + } + if (value == null) { + return identity; + } + if (typeof value == 'object') { + return isArray(value) + ? baseMatchesProperty(value[0], value[1]) + : baseMatches(value); + } + return property(value); +} + +/** + * The base implementation of `_.keys` which doesn't skip the constructor + * property of prototypes or treat sparse arrays as dense. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + */ +var baseKeys = overArg(nativeKeys, Object); + /** * The base implementation of `_.map` without support for iteratee shorthands. * @@ -103,6 +1220,43 @@ function baseMap(collection, iteratee) { return result; } +/** + * The base implementation of `_.matches` which doesn't clone `source`. + * + * @private + * @param {Object} source The object of property values to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatches(source) { + var matchData = getMatchData(source); + if (matchData.length == 1 && matchData[0][2]) { + return matchesStrictComparable(matchData[0][0], matchData[0][1]); + } + return function(object) { + return object === source || baseIsMatch(object, source, matchData); + }; +} + +/** + * The base implementation of `_.matchesProperty` which doesn't clone `srcValue`. + * + * @private + * @param {string} path The path of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatchesProperty(path, srcValue) { + if (isKey(path) && isStrictComparable(srcValue)) { + return matchesStrictComparable(toKey(path), srcValue); + } + return function(object) { + var objValue = get(object, path); + return (objValue === undefined && objValue === srcValue) + ? hasIn(object, path) + : baseIsEqual(srcValue, objValue, undefined, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG); + }; +} + /** * The base implementation of `_.orderBy` without param guards. * @@ -129,18 +1283,78 @@ function baseOrderBy(collection, iteratees, orders) { } /** - * The base implementation of `_.property` without support for deep paths. + * A specialized version of `baseProperty` which supports deep paths. * * @private - * @param {string} key The key of the property to get. + * @param {Array|string} path The path of the property to get. * @returns {Function} Returns the new accessor function. */ -function baseProperty(key) { +function basePropertyDeep(path) { return function(object) { - return object == null ? undefined : object[key]; + return baseGet(object, path); }; } +/** + * The base implementation of `_.rest` which doesn't validate or coerce arguments. + * + * @private + * @param {Function} func The function to apply a rest parameter to. + * @param {number} [start=func.length-1] The start position of the rest parameter. + * @returns {Function} Returns the new function. + */ +function baseRest(func, start) { + start = nativeMax(start === undefined ? (func.length - 1) : start, 0); + return function() { + var args = arguments, + index = -1, + length = nativeMax(args.length - start, 0), + array = Array(length); + + while (++index < length) { + array[index] = args[start + index]; + } + index = -1; + var otherArgs = Array(start + 1); + while (++index < start) { + otherArgs[index] = args[index]; + } + otherArgs[start] = array; + return apply(func, this, otherArgs); + }; +} + +/** + * The base implementation of `_.toString` which doesn't convert nullish + * values to empty strings. + * + * @private + * @param {*} value The value to process. + * @returns {string} Returns the string. + */ +function baseToString(value) { + // Exit early for strings to avoid a performance hit in some environments. + if (typeof value == 'string') { + return value; + } + if (isSymbol(value)) { + return symbolToString ? symbolToString.call(value) : ''; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +/** + * Casts `value` to a path array if it's not one. + * + * @private + * @param {*} value The value to inspect. + * @returns {Array} Returns the cast property path array. + */ +function castPath(value) { + return isArray(value) ? value : stringToPath(value); +} + /** * Compares values to sort them in ascending order. * @@ -220,6 +1434,293 @@ function compareMultiple(object, other, orders) { return object.index - other.index; } +/** + * Creates a `baseEach` or `baseEachRight` function. + * + * @private + * @param {Function} eachFunc The function to iterate over a collection. + * @param {boolean} [fromRight] Specify iterating from right to left. + * @returns {Function} Returns the new base function. + */ +function createBaseEach(eachFunc, fromRight) { + return function(collection, iteratee) { + if (collection == null) { + return collection; + } + if (!isArrayLike(collection)) { + return eachFunc(collection, iteratee); + } + var length = collection.length, + index = fromRight ? length : -1, + iterable = Object(collection); + + while ((fromRight ? index-- : ++index < length)) { + if (iteratee(iterable[index], index, iterable) === false) { + break; + } + } + return collection; + }; +} + +/** + * Creates a base function for methods like `_.forIn` and `_.forOwn`. + * + * @private + * @param {boolean} [fromRight] Specify iterating from right to left. + * @returns {Function} Returns the new base function. + */ +function createBaseFor(fromRight) { + return function(object, iteratee, keysFunc) { + var index = -1, + iterable = Object(object), + props = keysFunc(object), + length = props.length; + + while (length--) { + var key = props[fromRight ? length : ++index]; + if (iteratee(iterable[key], key, iterable) === false) { + break; + } + } + return object; + }; +} + +/** + * A specialized version of `baseIsEqualDeep` for arrays with support for + * partial deep comparisons. + * + * @private + * @param {Array} array The array to compare. + * @param {Array} other The other array to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `array` and `other` objects. + * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`. + */ +function equalArrays(array, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + arrLength = array.length, + othLength = other.length; + + if (arrLength != othLength && !(isPartial && othLength > arrLength)) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(array); + if (stacked && stack.get(other)) { + return stacked == other; + } + var index = -1, + result = true, + seen = (bitmask & UNORDERED_COMPARE_FLAG) ? new SetCache : undefined; + + stack.set(array, other); + stack.set(other, array); + + // Ignore non-index properties. + while (++index < arrLength) { + var arrValue = array[index], + othValue = other[index]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, arrValue, index, other, array, stack) + : customizer(arrValue, othValue, index, array, other, stack); + } + if (compared !== undefined) { + if (compared) { + continue; + } + result = false; + break; + } + // Recursively compare arrays (susceptible to call stack limits). + if (seen) { + if (!arraySome(other, function(othValue, othIndex) { + if (!seen.has(othIndex) && + (arrValue === othValue || equalFunc(arrValue, othValue, customizer, bitmask, stack))) { + return seen.add(othIndex); + } + })) { + result = false; + break; + } + } else if (!( + arrValue === othValue || + equalFunc(arrValue, othValue, customizer, bitmask, stack) + )) { + result = false; + break; + } + } + stack['delete'](array); + return result; +} + +/** + * A specialized version of `baseIsEqualDeep` for comparing objects of + * the same `toStringTag`. + * + * **Note:** This function only supports comparing values with tags of + * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {string} tag The `toStringTag` of the objects to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { + switch (tag) { + case dataViewTag: + if ((object.byteLength != other.byteLength) || + (object.byteOffset != other.byteOffset)) { + return false; + } + object = object.buffer; + other = other.buffer; + + case arrayBufferTag: + if ((object.byteLength != other.byteLength) || + !equalFunc(new Uint8Array(object), new Uint8Array(other))) { + return false; + } + return true; + + case boolTag: + case dateTag: + case numberTag: + // Coerce booleans to `1` or `0` and dates to milliseconds. + // Invalid dates are coerced to `NaN`. + return eq(+object, +other); + + case errorTag: + return object.name == other.name && object.message == other.message; + + case regexpTag: + case stringTag: + // Coerce regexes to strings and treat strings, primitives and objects, + // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // for more details. + return object == (other + ''); + + case mapTag: + var convert = mapToArray; + + case setTag: + var isPartial = bitmask & PARTIAL_COMPARE_FLAG; + convert || (convert = setToArray); + + if (object.size != other.size && !isPartial) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked) { + return stacked == other; + } + bitmask |= UNORDERED_COMPARE_FLAG; + + // Recursively compare objects (susceptible to call stack limits). + stack.set(object, other); + var result = equalArrays(convert(object), convert(other), equalFunc, customizer, bitmask, stack); + stack['delete'](object); + return result; + + case symbolTag: + if (symbolValueOf) { + return symbolValueOf.call(object) == symbolValueOf.call(other); + } + } + return false; +} + +/** + * A specialized version of `baseIsEqualDeep` for objects with support for + * partial deep comparisons. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + objProps = keys(object), + objLength = objProps.length, + othProps = keys(other), + othLength = othProps.length; + + if (objLength != othLength && !isPartial) { + return false; + } + var index = objLength; + while (index--) { + var key = objProps[index]; + if (!(isPartial ? key in other : baseHas(other, key))) { + return false; + } + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked && stack.get(other)) { + return stacked == other; + } + var result = true; + stack.set(object, other); + stack.set(other, object); + + var skipCtor = isPartial; + while (++index < objLength) { + key = objProps[index]; + var objValue = object[key], + othValue = other[key]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, objValue, key, other, object, stack) + : customizer(objValue, othValue, key, object, other, stack); + } + // Recursively compare objects (susceptible to call stack limits). + if (!(compared === undefined + ? (objValue === othValue || equalFunc(objValue, othValue, customizer, bitmask, stack)) + : compared + )) { + result = false; + break; + } + skipCtor || (skipCtor = key == 'constructor'); + } + if (result && !skipCtor) { + var objCtor = object.constructor, + othCtor = other.constructor; + + // Non `Object` object instances with different constructors are not equal. + if (objCtor != othCtor && + ('constructor' in object && 'constructor' in other) && + !(typeof objCtor == 'function' && objCtor instanceof objCtor && + typeof othCtor == 'function' && othCtor instanceof othCtor)) { + result = false; + } + } + stack['delete'](object); + return result; +} + /** * Gets the "length" property value of `object`. * @@ -234,15 +1735,154 @@ function compareMultiple(object, other, orders) { var getLength = baseProperty('length'); /** - * Checks if `value` is a flattenable array and not a `_.matchesProperty` - * iteratee shorthand. + * Gets the data for `map`. + * + * @private + * @param {Object} map The map to query. + * @param {string} key The reference key. + * @returns {*} Returns the map data. + */ +function getMapData(map, key) { + var data = map.__data__; + return isKeyable(key) + ? data[typeof key == 'string' ? 'string' : 'hash'] + : data.map; +} + +/** + * Gets the property names, values, and compare flags of `object`. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the match data of `object`. + */ +function getMatchData(object) { + var result = keys(object), + length = result.length; + + while (length--) { + var key = result[length], + value = object[key]; + + result[length] = [key, value, isStrictComparable(value)]; + } + return result; +} + +/** + * Gets the native function at `key` of `object`. + * + * @private + * @param {Object} object The object to query. + * @param {string} key The key of the method to get. + * @returns {*} Returns the function if it's native, else `undefined`. + */ +function getNative(object, key) { + var value = getValue(object, key); + return baseIsNative(value) ? value : undefined; +} + +/** + * Gets the `[[Prototype]]` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {null|Object} Returns the `[[Prototype]]`. + */ +var getPrototype = overArg(nativeGetPrototype, Object); + +/** + * Gets the `toStringTag` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +var getTag = baseGetTag; + +// Fallback for data views, maps, sets, and weak maps in IE 11, +// for data views in Edge, and promises in Node.js. +if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || + (Map && getTag(new Map) != mapTag) || + (Promise && getTag(Promise.resolve()) != promiseTag) || + (Set && getTag(new Set) != setTag) || + (WeakMap && getTag(new WeakMap) != weakMapTag)) { + getTag = function(value) { + var result = objectToString.call(value), + Ctor = result == objectTag ? value.constructor : undefined, + ctorString = Ctor ? toSource(Ctor) : undefined; + + if (ctorString) { + switch (ctorString) { + case dataViewCtorString: return dataViewTag; + case mapCtorString: return mapTag; + case promiseCtorString: return promiseTag; + case setCtorString: return setTag; + case weakMapCtorString: return weakMapTag; + } + } + return result; + }; +} + +/** + * Checks if `path` exists on `object`. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @param {Function} hasFunc The function to check properties. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + */ +function hasPath(object, path, hasFunc) { + path = isKey(path, object) ? [path] : castPath(path); + + var result, + index = -1, + length = path.length; + + while (++index < length) { + var key = toKey(path[index]); + if (!(result = object != null && hasFunc(object, key))) { + break; + } + object = object[key]; + } + if (result) { + return result; + } + var length = object ? object.length : 0; + return !!length && isLength(length) && isIndex(key, length) && + (isArray(object) || isString(object) || isArguments(object)); +} + +/** + * Creates an array of index keys for `object` values of arrays, + * `arguments` objects, and strings, otherwise `null` is returned. + * + * @private + * @param {Object} object The object to query. + * @returns {Array|null} Returns index keys, else `null`. + */ +function indexKeys(object) { + var length = object ? object.length : undefined; + if (isLength(length) && + (isArray(object) || isString(object) || isArguments(object))) { + return baseTimes(length, String); + } + return null; +} + +/** + * Checks if `value` is a flattenable `arguments` object or array. * * @private * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is flattenable, else `false`. */ -function isFlattenableIteratee(value) { - return isArray(value) && !(value.length == 2 && !isFunction(value[0])); +function isFlattenable(value) { + return isArray(value) || isArguments(value) || + !!(spreadableSymbol && value && value[spreadableSymbol]) } /** @@ -284,6 +1924,146 @@ function isIterateeCall(value, index, object) { return false; } +/** + * Checks if `value` is a property name and not a property path. + * + * @private + * @param {*} value The value to check. + * @param {Object} [object] The object to query keys on. + * @returns {boolean} Returns `true` if `value` is a property name, else `false`. + */ +function isKey(value, object) { + if (isArray(value)) { + return false; + } + var type = typeof value; + if (type == 'number' || type == 'symbol' || type == 'boolean' || + value == null || isSymbol(value)) { + return true; + } + return reIsPlainProp.test(value) || !reIsDeepProp.test(value) || + (object != null && value in Object(object)); +} + +/** + * Checks if `value` is suitable for use as unique object key. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is suitable, else `false`. + */ +function isKeyable(value) { + var type = typeof value; + return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean') + ? (value !== '__proto__') + : (value === null); +} + +/** + * Checks if `func` has its source masked. + * + * @private + * @param {Function} func The function to check. + * @returns {boolean} Returns `true` if `func` is masked, else `false`. + */ +function isMasked(func) { + return !!maskSrcKey && (maskSrcKey in func); +} + +/** + * Checks if `value` is likely a prototype object. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a prototype, else `false`. + */ +function isPrototype(value) { + var Ctor = value && value.constructor, + proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto; + + return value === proto; +} + +/** + * Checks if `value` is suitable for strict equality comparisons, i.e. `===`. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` if suitable for strict + * equality comparisons, else `false`. + */ +function isStrictComparable(value) { + return value === value && !isObject(value); +} + +/** + * A specialized version of `matchesProperty` for source values suitable + * for strict equality comparisons, i.e. `===`. + * + * @private + * @param {string} key The key of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function matchesStrictComparable(key, srcValue) { + return function(object) { + if (object == null) { + return false; + } + return object[key] === srcValue && + (srcValue !== undefined || (key in Object(object))); + }; +} + +/** + * Converts `string` to a property path array. + * + * @private + * @param {string} string The string to convert. + * @returns {Array} Returns the property path array. + */ +var stringToPath = memoize(function(string) { + var result = []; + toString(string).replace(rePropName, function(match, number, quote, string) { + result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match)); + }); + return result; +}); + +/** + * Converts `value` to a string key if it's not a string or symbol. + * + * @private + * @param {*} value The value to inspect. + * @returns {string|symbol} Returns the key. + */ +function toKey(value) { + if (typeof value == 'string' || isSymbol(value)) { + return value; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +/** + * Converts `func` to its source code. + * + * @private + * @param {Function} func The function to process. + * @returns {string} Returns the source code. + */ +function toSource(func) { + if (func != null) { + try { + return funcToString.call(func); + } catch (e) {} + try { + return (func + ''); + } catch (e) {} + } + return ''; +} + /** * Creates an array of elements, sorted in ascending order by the results of * running each element in a collection thru each iteratee. This method @@ -295,8 +2075,8 @@ function isIterateeCall(value, index, object) { * @since 0.1.0 * @category Collection * @param {Array|Object} collection The collection to iterate over. - * @param {...(Array|Array[]|Function|Function[]|Object|Object[]|string|string[])} - * [iteratees=[_.identity]] The iteratees to sort by. + * @param {...(Function|Function[])} [iteratees=[_.identity]] + * The iteratees to sort by. * @returns {Array} Returns the new sorted array. * @example * @@ -318,7 +2098,7 @@ function isIterateeCall(value, index, object) { * }); * // => objects for [['barney', 36], ['barney', 34], ['fred', 48], ['fred', 40]] */ -var sortBy = rest(function(collection, iteratees) { +var sortBy = baseRest(function(collection, iteratees) { if (collection == null) { return []; } @@ -328,13 +2108,76 @@ var sortBy = rest(function(collection, iteratees) { } else if (length > 2 && isIterateeCall(iteratees[0], iteratees[1], iteratees[2])) { iteratees = [iteratees[0]]; } - iteratees = (iteratees.length == 1 && isArray(iteratees[0])) - ? iteratees[0] - : baseFlatten(iteratees, 1, isFlattenableIteratee); - - return baseOrderBy(collection, iteratees, []); + return baseOrderBy(collection, baseFlatten(iteratees, 1), []); }); +/** + * Creates a function that memoizes the result of `func`. If `resolver` is + * provided, it determines the cache key for storing the result based on the + * arguments provided to the memoized function. By default, the first argument + * provided to the memoized function is used as the map cache key. The `func` + * is invoked with the `this` binding of the memoized function. + * + * **Note:** The cache is exposed as the `cache` property on the memoized + * function. Its creation may be customized by replacing the `_.memoize.Cache` + * constructor with one whose instances implement the + * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * method interface of `delete`, `get`, `has`, and `set`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Function + * @param {Function} func The function to have its output memoized. + * @param {Function} [resolver] The function to resolve the cache key. + * @returns {Function} Returns the new memoized function. + * @example + * + * var object = { 'a': 1, 'b': 2 }; + * var other = { 'c': 3, 'd': 4 }; + * + * var values = _.memoize(_.values); + * values(object); + * // => [1, 2] + * + * values(other); + * // => [3, 4] + * + * object.a = 2; + * values(object); + * // => [1, 2] + * + * // Modify the result cache. + * values.cache.set(object, ['a', 'b']); + * values(object); + * // => ['a', 'b'] + * + * // Replace `_.memoize.Cache`. + * _.memoize.Cache = WeakMap; + */ +function memoize(func, resolver) { + if (typeof func != 'function' || (resolver && typeof resolver != 'function')) { + throw new TypeError(FUNC_ERROR_TEXT); + } + var memoized = function() { + var args = arguments, + key = resolver ? resolver.apply(this, args) : args[0], + cache = memoized.cache; + + if (cache.has(key)) { + return cache.get(key); + } + var result = func.apply(this, args); + memoized.cache = cache.set(key, result); + return result; + }; + memoized.cache = new (memoize.Cache || MapCache); + return memoized; +} + +// Assign cache to `_.memoize`. +memoize.Cache = MapCache; + /** * Performs a * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) @@ -349,8 +2192,8 @@ var sortBy = rest(function(collection, iteratees) { * @returns {boolean} Returns `true` if the values are equivalent, else `false`. * @example * - * var object = { 'user': 'fred' }; - * var other = { 'user': 'fred' }; + * var object = { 'a': 1 }; + * var other = { 'a': 1 }; * * _.eq(object, object); * // => true @@ -371,17 +2214,39 @@ function eq(value, other) { return value === other || (value !== value && other !== other); } +/** + * Checks if `value` is likely an `arguments` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an `arguments` object, + * else `false`. + * @example + * + * _.isArguments(function() { return arguments; }()); + * // => true + * + * _.isArguments([1, 2, 3]); + * // => false + */ +function isArguments(value) { + // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && + (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); +} + /** * Checks if `value` is classified as an `Array` object. * * @static * @memberOf _ * @since 0.1.0 - * @type {Function} * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. + * @returns {boolean} Returns `true` if `value` is an array, else `false`. * @example * * _.isArray([1, 2, 3]); @@ -427,6 +2292,35 @@ function isArrayLike(value) { return value != null && isLength(getLength(value)) && !isFunction(value); } +/** + * This method is like `_.isArrayLike` except that it also checks if `value` + * is an object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array-like object, + * else `false`. + * @example + * + * _.isArrayLikeObject([1, 2, 3]); + * // => true + * + * _.isArrayLikeObject(document.body.children); + * // => true + * + * _.isArrayLikeObject('abc'); + * // => false + * + * _.isArrayLikeObject(_.noop); + * // => false + */ +function isArrayLikeObject(value) { + return isObjectLike(value) && isArrayLike(value); +} + /** * Checks if `value` is classified as a `Function` object. * @@ -435,8 +2329,7 @@ function isArrayLike(value) { * @since 0.1.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a function, else `false`. * @example * * _.isFunction(_); @@ -543,6 +2436,28 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } +/** + * Checks if `value` is classified as a `String` primitive or object. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a string, else `false`. + * @example + * + * _.isString('abc'); + * // => true + * + * _.isString(1); + * // => false + */ +function isString(value) { + return typeof value == 'string' || + (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); +} + /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -551,8 +2466,7 @@ function isObjectLike(value) { * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a symbol, else `false`. * @example * * _.isSymbol(Symbol.iterator); @@ -567,7 +2481,159 @@ function isSymbol(value) { } /** - * This method returns the first argument given to it. + * Checks if `value` is classified as a typed array. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + * @example + * + * _.isTypedArray(new Uint8Array); + * // => true + * + * _.isTypedArray([]); + * // => false + */ +var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray; + +/** + * Converts `value` to a string. An empty string is returned for `null` + * and `undefined` values. The sign of `-0` is preserved. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to process. + * @returns {string} Returns the string. + * @example + * + * _.toString(null); + * // => '' + * + * _.toString(-0); + * // => '-0' + * + * _.toString([1, 2, 3]); + * // => '1,2,3' + */ +function toString(value) { + return value == null ? '' : baseToString(value); +} + +/** + * Gets the value at `path` of `object`. If the resolved value is + * `undefined`, the `defaultValue` is returned in its place. + * + * @static + * @memberOf _ + * @since 3.7.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @param {*} [defaultValue] The value returned for `undefined` resolved values. + * @returns {*} Returns the resolved value. + * @example + * + * var object = { 'a': [{ 'b': { 'c': 3 } }] }; + * + * _.get(object, 'a[0].b.c'); + * // => 3 + * + * _.get(object, ['a', '0', 'b', 'c']); + * // => 3 + * + * _.get(object, 'a.b.c', 'default'); + * // => 'default' + */ +function get(object, path, defaultValue) { + var result = object == null ? undefined : baseGet(object, path); + return result === undefined ? defaultValue : result; +} + +/** + * Checks if `path` is a direct or inherited property of `object`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + * @example + * + * var object = _.create({ 'a': _.create({ 'b': 2 }) }); + * + * _.hasIn(object, 'a'); + * // => true + * + * _.hasIn(object, 'a.b'); + * // => true + * + * _.hasIn(object, ['a', 'b']); + * // => true + * + * _.hasIn(object, 'b'); + * // => false + */ +function hasIn(object, path) { + return object != null && hasPath(object, path, baseHasIn); +} + +/** + * Creates an array of the own enumerable property names of `object`. + * + * **Note:** Non-object values are coerced to objects. See the + * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * for more details. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.keys(new Foo); + * // => ['a', 'b'] (iteration order is not guaranteed) + * + * _.keys('hi'); + * // => ['0', '1'] + */ +function keys(object) { + var isProto = isPrototype(object); + if (!(isProto || isArrayLike(object))) { + return baseKeys(object); + } + var indexes = indexKeys(object), + skipIndexes = !!indexes, + result = indexes || [], + length = result.length; + + for (var key in object) { + if (baseHas(object, key) && + !(skipIndexes && (key == 'length' || isIndex(key, length))) && + !(isProto && key == 'constructor')) { + result.push(key); + } + } + return result; +} + +/** + * This method returns the first argument it receives. * * @static * @since 0.1.0 @@ -577,13 +2643,39 @@ function isSymbol(value) { * @returns {*} Returns `value`. * @example * - * var object = { 'user': 'fred' }; + * var object = { 'a': 1 }; * - * _.identity(object) === object; + * console.log(_.identity(object) === object); * // => true */ function identity(value) { return value; } +/** + * Creates a function that returns the value at `path` of a given object. + * + * @static + * @memberOf _ + * @since 2.4.0 + * @category Util + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + * @example + * + * var objects = [ + * { 'a': { 'b': 2 } }, + * { 'a': { 'b': 1 } } + * ]; + * + * _.map(objects, _.property('a.b')); + * // => [2, 1] + * + * _.map(_.sortBy(objects, _.property(['a', 'b'])), 'a.b'); + * // => [1, 2] + */ +function property(path) { + return isKey(path) ? baseProperty(toKey(path)) : basePropertyDeep(path); +} + module.exports = sortBy; diff --git a/lodash.sortby/package.json b/lodash.sortby/package.json index 8bb3900e2..cf20ac61a 100644 --- a/lodash.sortby/package.json +++ b/lodash.sortby/package.json @@ -1,6 +1,6 @@ { "name": "lodash.sortby", - "version": "4.5.0", + "version": "4.6.0", "description": "The lodash method `_.sortBy` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", @@ -13,11 +13,5 @@ "Mathias Bynens (https://mathiasbynens.be/)" ], "repository": "lodash/lodash", - "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" }, - "dependencies": { - "lodash._baseeach": "~4.1.0", - "lodash._baseflatten": "~4.2.0", - "lodash._baseiteratee": "~4.7.0", - "lodash.rest": "^4.0.0" - } + "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" } } diff --git a/lodash.sortedindexby/README.md b/lodash.sortedindexby/README.md index 4e0e0acb5..0ce974959 100644 --- a/lodash.sortedindexby/README.md +++ b/lodash.sortedindexby/README.md @@ -1,4 +1,4 @@ -# lodash.sortedindexby v4.5.1 +# lodash.sortedindexby v4.6.0 The [lodash](https://lodash.com/) method `_.sortedIndexBy` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var sortedIndexBy = require('lodash.sortedindexby'); ``` -See the [documentation](https://lodash.com/docs#sortedIndexBy) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.sortedindexby) for more details. +See the [documentation](https://lodash.com/docs#sortedIndexBy) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.sortedindexby) for more details. diff --git a/lodash.sortedindexby/index.js b/lodash.sortedindexby/index.js index bde0ad746..a6bb7a418 100644 --- a/lodash.sortedindexby/index.js +++ b/lodash.sortedindexby/index.js @@ -66,7 +66,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -242,7 +242,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -274,6 +274,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -286,14 +287,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -312,8 +313,7 @@ var Symbol = root.Symbol, /* Built-in method references for those with the same name as other `lodash` methods. */ var nativeFloor = Math.floor, - nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys, + nativeKeys = overArg(Object.keys, Object), nativeMin = Math.min; /* Built-in method references that are verified to be native. */ @@ -782,11 +782,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -831,23 +858,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1050,14 +1060,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.matches` which doesn't clone `source`. @@ -1316,7 +1336,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1378,7 +1398,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1429,19 +1449,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1490,15 +1497,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1509,7 +1507,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1561,24 +1559,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1781,7 +1762,7 @@ function sortedIndexBy(array, value, iteratee) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1840,7 +1821,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1893,7 +1874,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -1949,7 +1930,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -2000,8 +1981,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -2009,16 +1989,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2040,7 +2019,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2096,28 +2075,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2248,7 +2205,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2273,23 +2230,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.sortedindexby/package.json b/lodash.sortedindexby/package.json index b8fdf94ad..c9f27c665 100644 --- a/lodash.sortedindexby/package.json +++ b/lodash.sortedindexby/package.json @@ -1,6 +1,6 @@ { "name": "lodash.sortedindexby", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.sortedIndexBy` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.sortedlastindexby/README.md b/lodash.sortedlastindexby/README.md index 4f229e505..560423c89 100644 --- a/lodash.sortedlastindexby/README.md +++ b/lodash.sortedlastindexby/README.md @@ -1,4 +1,4 @@ -# lodash.sortedlastindexby v4.5.1 +# lodash.sortedlastindexby v4.6.0 The [lodash](https://lodash.com/) method `_.sortedLastIndexBy` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var sortedLastIndexBy = require('lodash.sortedlastindexby'); ``` -See the [documentation](https://lodash.com/docs#sortedLastIndexBy) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.sortedlastindexby) for more details. +See the [documentation](https://lodash.com/docs#sortedLastIndexBy) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.sortedlastindexby) for more details. diff --git a/lodash.sortedlastindexby/index.js b/lodash.sortedlastindexby/index.js index b26859108..bc3c998e9 100644 --- a/lodash.sortedlastindexby/index.js +++ b/lodash.sortedlastindexby/index.js @@ -66,7 +66,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -242,7 +242,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -274,6 +274,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -286,14 +287,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -312,8 +313,7 @@ var Symbol = root.Symbol, /* Built-in method references for those with the same name as other `lodash` methods. */ var nativeFloor = Math.floor, - nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys, + nativeKeys = overArg(Object.keys, Object), nativeMin = Math.min; /* Built-in method references that are verified to be native. */ @@ -782,11 +782,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -831,23 +858,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1050,14 +1060,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.matches` which doesn't clone `source`. @@ -1316,7 +1336,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1378,7 +1398,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1429,19 +1449,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1490,15 +1497,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1509,7 +1507,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1561,24 +1559,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1781,7 +1762,7 @@ function sortedLastIndexBy(array, value, iteratee) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1840,7 +1821,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1893,7 +1874,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -1949,7 +1930,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -2000,8 +1981,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -2009,16 +1989,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2040,7 +2019,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2096,28 +2075,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2248,7 +2205,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2273,23 +2230,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.sortedlastindexby/package.json b/lodash.sortedlastindexby/package.json index e925567f2..58adcd6bf 100644 --- a/lodash.sortedlastindexby/package.json +++ b/lodash.sortedlastindexby/package.json @@ -1,6 +1,6 @@ { "name": "lodash.sortedlastindexby", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.sortedLastIndexBy` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.sorteduniqby/README.md b/lodash.sorteduniqby/README.md index 657f20d99..16b8201b5 100644 --- a/lodash.sorteduniqby/README.md +++ b/lodash.sorteduniqby/README.md @@ -1,4 +1,4 @@ -# lodash.sorteduniqby v4.5.0 +# lodash.sorteduniqby v4.6.0 The [lodash](https://lodash.com/) method `_.sortedUniqBy` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var sortedUniqBy = require('lodash.sorteduniqby'); ``` -See the [documentation](https://lodash.com/docs#sortedUniqBy) or [package source](https://github.com/lodash/lodash/blob/4.5.0-npm-packages/lodash.sorteduniqby) for more details. +See the [documentation](https://lodash.com/docs#sortedUniqBy) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.sorteduniqby) for more details. diff --git a/lodash.sorteduniqby/index.js b/lodash.sorteduniqby/index.js index 25c2ba2f5..0a9314c6e 100644 --- a/lodash.sorteduniqby/index.js +++ b/lodash.sorteduniqby/index.js @@ -6,8 +6,1700 @@ * Based on Underscore.js 1.8.3 * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors */ -var baseIteratee = require('lodash._baseiteratee'), - baseSortedUniq = require('lodash._basesorteduniq'); + +/** Used as the size to enable large array optimizations. */ +var LARGE_ARRAY_SIZE = 200; + +/** Used as the `TypeError` message for "Functions" methods. */ +var FUNC_ERROR_TEXT = 'Expected a function'; + +/** Used to stand-in for `undefined` hash values. */ +var HASH_UNDEFINED = '__lodash_hash_undefined__'; + +/** Used to compose bitmasks for comparison styles. */ +var UNORDERED_COMPARE_FLAG = 1, + PARTIAL_COMPARE_FLAG = 2; + +/** Used as references for various `Number` constants. */ +var INFINITY = 1 / 0, + MAX_SAFE_INTEGER = 9007199254740991; + +/** `Object#toString` result references. */ +var argsTag = '[object Arguments]', + arrayTag = '[object Array]', + boolTag = '[object Boolean]', + dateTag = '[object Date]', + errorTag = '[object Error]', + funcTag = '[object Function]', + genTag = '[object GeneratorFunction]', + mapTag = '[object Map]', + numberTag = '[object Number]', + objectTag = '[object Object]', + promiseTag = '[object Promise]', + regexpTag = '[object RegExp]', + setTag = '[object Set]', + stringTag = '[object String]', + symbolTag = '[object Symbol]', + weakMapTag = '[object WeakMap]'; + +var arrayBufferTag = '[object ArrayBuffer]', + dataViewTag = '[object DataView]', + float32Tag = '[object Float32Array]', + float64Tag = '[object Float64Array]', + int8Tag = '[object Int8Array]', + int16Tag = '[object Int16Array]', + int32Tag = '[object Int32Array]', + uint8Tag = '[object Uint8Array]', + uint8ClampedTag = '[object Uint8ClampedArray]', + uint16Tag = '[object Uint16Array]', + uint32Tag = '[object Uint32Array]'; + +/** Used to match property names within property paths. */ +var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, + reIsPlainProp = /^\w*$/, + rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(\.|\[\])(?:\4|$))/g; + +/** + * Used to match `RegExp` + * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + */ +var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; + +/** Used to match backslashes in property paths. */ +var reEscapeChar = /\\(\\)?/g; + +/** Used to detect host constructors (Safari). */ +var reIsHostCtor = /^\[object .+?Constructor\]$/; + +/** Used to detect unsigned integer values. */ +var reIsUint = /^(?:0|[1-9]\d*)$/; + +/** Used to identify `toStringTag` values of typed arrays. */ +var typedArrayTags = {}; +typedArrayTags[float32Tag] = typedArrayTags[float64Tag] = +typedArrayTags[int8Tag] = typedArrayTags[int16Tag] = +typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] = +typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] = +typedArrayTags[uint32Tag] = true; +typedArrayTags[argsTag] = typedArrayTags[arrayTag] = +typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] = +typedArrayTags[dataViewTag] = typedArrayTags[dateTag] = +typedArrayTags[errorTag] = typedArrayTags[funcTag] = +typedArrayTags[mapTag] = typedArrayTags[numberTag] = +typedArrayTags[objectTag] = typedArrayTags[regexpTag] = +typedArrayTags[setTag] = typedArrayTags[stringTag] = +typedArrayTags[weakMapTag] = false; + +/** Detect free variable `global` from Node.js. */ +var freeGlobal = typeof global == 'object' && global && global.Object === Object && global; + +/** Detect free variable `self`. */ +var freeSelf = typeof self == 'object' && self && self.Object === Object && self; + +/** Used as a reference to the global object. */ +var root = freeGlobal || freeSelf || Function('return this')(); + +/** Detect free variable `exports`. */ +var freeExports = freeGlobal && typeof exports == 'object' && exports; + +/** Detect free variable `module`. */ +var freeModule = freeExports && typeof module == 'object' && module; + +/** Detect the popular CommonJS extension `module.exports`. */ +var moduleExports = freeModule && freeModule.exports === freeExports; + +/** Detect free variable `process` from Node.js. */ +var freeProcess = moduleExports && freeGlobal.process; + +/** Used to access faster Node.js helpers. */ +var nodeUtil = (function() { + try { + return freeProcess && freeProcess.binding('util'); + } catch (e) {} +}()); + +/* Node.js helper references. */ +var nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray; + +/** + * A specialized version of `_.some` for arrays without support for iteratee + * shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} predicate The function invoked per iteration. + * @returns {boolean} Returns `true` if any element passes the predicate check, + * else `false`. + */ +function arraySome(array, predicate) { + var index = -1, + length = array ? array.length : 0; + + while (++index < length) { + if (predicate(array[index], index, array)) { + return true; + } + } + return false; +} + +/** + * The base implementation of `_.property` without support for deep paths. + * + * @private + * @param {string} key The key of the property to get. + * @returns {Function} Returns the new accessor function. + */ +function baseProperty(key) { + return function(object) { + return object == null ? undefined : object[key]; + }; +} + +/** + * The base implementation of `_.times` without support for iteratee shorthands + * or max array length checks. + * + * @private + * @param {number} n The number of times to invoke `iteratee`. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns the array of results. + */ +function baseTimes(n, iteratee) { + var index = -1, + result = Array(n); + + while (++index < n) { + result[index] = iteratee(index); + } + return result; +} + +/** + * The base implementation of `_.unary` without support for storing metadata. + * + * @private + * @param {Function} func The function to cap arguments for. + * @returns {Function} Returns the new capped function. + */ +function baseUnary(func) { + return function(value) { + return func(value); + }; +} + +/** + * Gets the value at `key` of `object`. + * + * @private + * @param {Object} [object] The object to query. + * @param {string} key The key of the property to get. + * @returns {*} Returns the property value. + */ +function getValue(object, key) { + return object == null ? undefined : object[key]; +} + +/** + * Checks if `value` is a host object in IE < 9. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a host object, else `false`. + */ +function isHostObject(value) { + // Many host objects are `Object` objects that can coerce to strings + // despite having improperly defined `toString` methods. + var result = false; + if (value != null && typeof value.toString != 'function') { + try { + result = !!(value + ''); + } catch (e) {} + } + return result; +} + +/** + * Converts `map` to its key-value pairs. + * + * @private + * @param {Object} map The map to convert. + * @returns {Array} Returns the key-value pairs. + */ +function mapToArray(map) { + var index = -1, + result = Array(map.size); + + map.forEach(function(value, key) { + result[++index] = [key, value]; + }); + return result; +} + +/** + * Creates a function that invokes `func` with its first argument transformed. + * + * @private + * @param {Function} func The function to wrap. + * @param {Function} transform The argument transform. + * @returns {Function} Returns the new function. + */ +function overArg(func, transform) { + return function(arg) { + return func(transform(arg)); + }; +} + +/** + * Converts `set` to an array of its values. + * + * @private + * @param {Object} set The set to convert. + * @returns {Array} Returns the values. + */ +function setToArray(set) { + var index = -1, + result = Array(set.size); + + set.forEach(function(value) { + result[++index] = value; + }); + return result; +} + +/** Used for built-in method references. */ +var arrayProto = Array.prototype, + objectProto = Object.prototype; + +/** Used to detect overreaching core-js shims. */ +var coreJsData = root['__core-js_shared__']; + +/** Used to detect methods masquerading as native. */ +var maskSrcKey = (function() { + var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || ''); + return uid ? ('Symbol(src)_1.' + uid) : ''; +}()); + +/** Used to resolve the decompiled source of functions. */ +var funcToString = Function.prototype.toString; + +/** Used to check objects for own properties. */ +var hasOwnProperty = objectProto.hasOwnProperty; + +/** + * Used to resolve the + * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * of values. + */ +var objectToString = objectProto.toString; + +/** Used to detect if a method is native. */ +var reIsNative = RegExp('^' + + funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&') + .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$' +); + +/** Built-in value references. */ +var Symbol = root.Symbol, + Uint8Array = root.Uint8Array, + propertyIsEnumerable = objectProto.propertyIsEnumerable, + splice = arrayProto.splice; + +/* Built-in method references for those with the same name as other `lodash` methods. */ +var nativeGetPrototype = Object.getPrototypeOf, + nativeKeys = Object.keys; + +/* Built-in method references that are verified to be native. */ +var DataView = getNative(root, 'DataView'), + Map = getNative(root, 'Map'), + Promise = getNative(root, 'Promise'), + Set = getNative(root, 'Set'), + WeakMap = getNative(root, 'WeakMap'), + nativeCreate = getNative(Object, 'create'); + +/** Used to detect maps, sets, and weakmaps. */ +var dataViewCtorString = toSource(DataView), + mapCtorString = toSource(Map), + promiseCtorString = toSource(Promise), + setCtorString = toSource(Set), + weakMapCtorString = toSource(WeakMap); + +/** Used to convert symbols to primitives and strings. */ +var symbolProto = Symbol ? Symbol.prototype : undefined, + symbolValueOf = symbolProto ? symbolProto.valueOf : undefined, + symbolToString = symbolProto ? symbolProto.toString : undefined; + +/** + * Creates a hash object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Hash(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the hash. + * + * @private + * @name clear + * @memberOf Hash + */ +function hashClear() { + this.__data__ = nativeCreate ? nativeCreate(null) : {}; +} + +/** + * Removes `key` and its value from the hash. + * + * @private + * @name delete + * @memberOf Hash + * @param {Object} hash The hash to modify. + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function hashDelete(key) { + return this.has(key) && delete this.__data__[key]; +} + +/** + * Gets the hash value for `key`. + * + * @private + * @name get + * @memberOf Hash + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function hashGet(key) { + var data = this.__data__; + if (nativeCreate) { + var result = data[key]; + return result === HASH_UNDEFINED ? undefined : result; + } + return hasOwnProperty.call(data, key) ? data[key] : undefined; +} + +/** + * Checks if a hash value for `key` exists. + * + * @private + * @name has + * @memberOf Hash + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function hashHas(key) { + var data = this.__data__; + return nativeCreate ? data[key] !== undefined : hasOwnProperty.call(data, key); +} + +/** + * Sets the hash `key` to `value`. + * + * @private + * @name set + * @memberOf Hash + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the hash instance. + */ +function hashSet(key, value) { + var data = this.__data__; + data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value; + return this; +} + +// Add methods to `Hash`. +Hash.prototype.clear = hashClear; +Hash.prototype['delete'] = hashDelete; +Hash.prototype.get = hashGet; +Hash.prototype.has = hashHas; +Hash.prototype.set = hashSet; + +/** + * Creates an list cache object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function ListCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the list cache. + * + * @private + * @name clear + * @memberOf ListCache + */ +function listCacheClear() { + this.__data__ = []; +} + +/** + * Removes `key` and its value from the list cache. + * + * @private + * @name delete + * @memberOf ListCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function listCacheDelete(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + return false; + } + var lastIndex = data.length - 1; + if (index == lastIndex) { + data.pop(); + } else { + splice.call(data, index, 1); + } + return true; +} + +/** + * Gets the list cache value for `key`. + * + * @private + * @name get + * @memberOf ListCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function listCacheGet(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + return index < 0 ? undefined : data[index][1]; +} + +/** + * Checks if a list cache value for `key` exists. + * + * @private + * @name has + * @memberOf ListCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function listCacheHas(key) { + return assocIndexOf(this.__data__, key) > -1; +} + +/** + * Sets the list cache `key` to `value`. + * + * @private + * @name set + * @memberOf ListCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the list cache instance. + */ +function listCacheSet(key, value) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + data.push([key, value]); + } else { + data[index][1] = value; + } + return this; +} + +// Add methods to `ListCache`. +ListCache.prototype.clear = listCacheClear; +ListCache.prototype['delete'] = listCacheDelete; +ListCache.prototype.get = listCacheGet; +ListCache.prototype.has = listCacheHas; +ListCache.prototype.set = listCacheSet; + +/** + * Creates a map cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function MapCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the map. + * + * @private + * @name clear + * @memberOf MapCache + */ +function mapCacheClear() { + this.__data__ = { + 'hash': new Hash, + 'map': new (Map || ListCache), + 'string': new Hash + }; +} + +/** + * Removes `key` and its value from the map. + * + * @private + * @name delete + * @memberOf MapCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function mapCacheDelete(key) { + return getMapData(this, key)['delete'](key); +} + +/** + * Gets the map value for `key`. + * + * @private + * @name get + * @memberOf MapCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function mapCacheGet(key) { + return getMapData(this, key).get(key); +} + +/** + * Checks if a map value for `key` exists. + * + * @private + * @name has + * @memberOf MapCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function mapCacheHas(key) { + return getMapData(this, key).has(key); +} + +/** + * Sets the map `key` to `value`. + * + * @private + * @name set + * @memberOf MapCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the map cache instance. + */ +function mapCacheSet(key, value) { + getMapData(this, key).set(key, value); + return this; +} + +// Add methods to `MapCache`. +MapCache.prototype.clear = mapCacheClear; +MapCache.prototype['delete'] = mapCacheDelete; +MapCache.prototype.get = mapCacheGet; +MapCache.prototype.has = mapCacheHas; +MapCache.prototype.set = mapCacheSet; + +/** + * + * Creates an array cache object to store unique values. + * + * @private + * @constructor + * @param {Array} [values] The values to cache. + */ +function SetCache(values) { + var index = -1, + length = values ? values.length : 0; + + this.__data__ = new MapCache; + while (++index < length) { + this.add(values[index]); + } +} + +/** + * Adds `value` to the array cache. + * + * @private + * @name add + * @memberOf SetCache + * @alias push + * @param {*} value The value to cache. + * @returns {Object} Returns the cache instance. + */ +function setCacheAdd(value) { + this.__data__.set(value, HASH_UNDEFINED); + return this; +} + +/** + * Checks if `value` is in the array cache. + * + * @private + * @name has + * @memberOf SetCache + * @param {*} value The value to search for. + * @returns {number} Returns `true` if `value` is found, else `false`. + */ +function setCacheHas(value) { + return this.__data__.has(value); +} + +// Add methods to `SetCache`. +SetCache.prototype.add = SetCache.prototype.push = setCacheAdd; +SetCache.prototype.has = setCacheHas; + +/** + * Creates a stack cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Stack(entries) { + this.__data__ = new ListCache(entries); +} + +/** + * Removes all key-value entries from the stack. + * + * @private + * @name clear + * @memberOf Stack + */ +function stackClear() { + this.__data__ = new ListCache; +} + +/** + * Removes `key` and its value from the stack. + * + * @private + * @name delete + * @memberOf Stack + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function stackDelete(key) { + return this.__data__['delete'](key); +} + +/** + * Gets the stack value for `key`. + * + * @private + * @name get + * @memberOf Stack + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function stackGet(key) { + return this.__data__.get(key); +} + +/** + * Checks if a stack value for `key` exists. + * + * @private + * @name has + * @memberOf Stack + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function stackHas(key) { + return this.__data__.has(key); +} + +/** + * Sets the stack `key` to `value`. + * + * @private + * @name set + * @memberOf Stack + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the stack cache instance. + */ +function stackSet(key, value) { + var cache = this.__data__; + if (cache instanceof ListCache) { + var pairs = cache.__data__; + if (!Map || (pairs.length < LARGE_ARRAY_SIZE - 1)) { + pairs.push([key, value]); + return this; + } + cache = this.__data__ = new MapCache(pairs); + } + cache.set(key, value); + return this; +} + +// Add methods to `Stack`. +Stack.prototype.clear = stackClear; +Stack.prototype['delete'] = stackDelete; +Stack.prototype.get = stackGet; +Stack.prototype.has = stackHas; +Stack.prototype.set = stackSet; + +/** + * Gets the index at which the `key` is found in `array` of key-value pairs. + * + * @private + * @param {Array} array The array to search. + * @param {*} key The key to search for. + * @returns {number} Returns the index of the matched value, else `-1`. + */ +function assocIndexOf(array, key) { + var length = array.length; + while (length--) { + if (eq(array[length][0], key)) { + return length; + } + } + return -1; +} + +/** + * The base implementation of `_.get` without support for default values. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @returns {*} Returns the resolved value. + */ +function baseGet(object, path) { + path = isKey(path, object) ? [path] : castPath(path); + + var index = 0, + length = path.length; + + while (object != null && index < length) { + object = object[toKey(path[index++])]; + } + return (index && index == length) ? object : undefined; +} + +/** + * The base implementation of `getTag`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +function baseGetTag(value) { + return objectToString.call(value); +} + +/** + * The base implementation of `_.has` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHas(object, key) { + // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, + // that are composed entirely of index properties, return `false` for + // `hasOwnProperty` checks of them. + return object != null && + (hasOwnProperty.call(object, key) || + (typeof object == 'object' && key in object && getPrototype(object) === null)); +} + +/** + * The base implementation of `_.hasIn` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHasIn(object, key) { + return object != null && key in Object(object); +} + +/** + * The base implementation of `_.isEqual` which supports partial comparisons + * and tracks traversed objects. + * + * @private + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @param {Function} [customizer] The function to customize comparisons. + * @param {boolean} [bitmask] The bitmask of comparison flags. + * The bitmask may be composed of the following flags: + * 1 - Unordered comparison + * 2 - Partial comparison + * @param {Object} [stack] Tracks traversed `value` and `other` objects. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + */ +function baseIsEqual(value, other, customizer, bitmask, stack) { + if (value === other) { + return true; + } + if (value == null || other == null || (!isObject(value) && !isObjectLike(other))) { + return value !== value && other !== other; + } + return baseIsEqualDeep(value, other, baseIsEqual, customizer, bitmask, stack); +} + +/** + * A specialized version of `baseIsEqual` for arrays and objects which performs + * deep comparisons and tracks traversed objects enabling objects with circular + * references to be compared. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} [customizer] The function to customize comparisons. + * @param {number} [bitmask] The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} [stack] Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function baseIsEqualDeep(object, other, equalFunc, customizer, bitmask, stack) { + var objIsArr = isArray(object), + othIsArr = isArray(other), + objTag = arrayTag, + othTag = arrayTag; + + if (!objIsArr) { + objTag = getTag(object); + objTag = objTag == argsTag ? objectTag : objTag; + } + if (!othIsArr) { + othTag = getTag(other); + othTag = othTag == argsTag ? objectTag : othTag; + } + var objIsObj = objTag == objectTag && !isHostObject(object), + othIsObj = othTag == objectTag && !isHostObject(other), + isSameTag = objTag == othTag; + + if (isSameTag && !objIsObj) { + stack || (stack = new Stack); + return (objIsArr || isTypedArray(object)) + ? equalArrays(object, other, equalFunc, customizer, bitmask, stack) + : equalByTag(object, other, objTag, equalFunc, customizer, bitmask, stack); + } + if (!(bitmask & PARTIAL_COMPARE_FLAG)) { + var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'), + othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__'); + + if (objIsWrapped || othIsWrapped) { + var objUnwrapped = objIsWrapped ? object.value() : object, + othUnwrapped = othIsWrapped ? other.value() : other; + + stack || (stack = new Stack); + return equalFunc(objUnwrapped, othUnwrapped, customizer, bitmask, stack); + } + } + if (!isSameTag) { + return false; + } + stack || (stack = new Stack); + return equalObjects(object, other, equalFunc, customizer, bitmask, stack); +} + +/** + * The base implementation of `_.isMatch` without support for iteratee shorthands. + * + * @private + * @param {Object} object The object to inspect. + * @param {Object} source The object of property values to match. + * @param {Array} matchData The property names, values, and compare flags to match. + * @param {Function} [customizer] The function to customize comparisons. + * @returns {boolean} Returns `true` if `object` is a match, else `false`. + */ +function baseIsMatch(object, source, matchData, customizer) { + var index = matchData.length, + length = index, + noCustomizer = !customizer; + + if (object == null) { + return !length; + } + object = Object(object); + while (index--) { + var data = matchData[index]; + if ((noCustomizer && data[2]) + ? data[1] !== object[data[0]] + : !(data[0] in object) + ) { + return false; + } + } + while (++index < length) { + data = matchData[index]; + var key = data[0], + objValue = object[key], + srcValue = data[1]; + + if (noCustomizer && data[2]) { + if (objValue === undefined && !(key in object)) { + return false; + } + } else { + var stack = new Stack; + if (customizer) { + var result = customizer(objValue, srcValue, key, object, source, stack); + } + if (!(result === undefined + ? baseIsEqual(srcValue, objValue, customizer, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG, stack) + : result + )) { + return false; + } + } + } + return true; +} + +/** + * The base implementation of `_.isNative` without bad shim checks. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a native function, + * else `false`. + */ +function baseIsNative(value) { + if (!isObject(value) || isMasked(value)) { + return false; + } + var pattern = (isFunction(value) || isHostObject(value)) ? reIsNative : reIsHostCtor; + return pattern.test(toSource(value)); +} + +/** + * The base implementation of `_.isTypedArray` without Node.js optimizations. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + */ +function baseIsTypedArray(value) { + return isObjectLike(value) && + isLength(value.length) && !!typedArrayTags[objectToString.call(value)]; +} + +/** + * The base implementation of `_.iteratee`. + * + * @private + * @param {*} [value=_.identity] The value to convert to an iteratee. + * @returns {Function} Returns the iteratee. + */ +function baseIteratee(value) { + // Don't store the `typeof` result in a variable to avoid a JIT bug in Safari 9. + // See https://bugs.webkit.org/show_bug.cgi?id=156034 for more details. + if (typeof value == 'function') { + return value; + } + if (value == null) { + return identity; + } + if (typeof value == 'object') { + return isArray(value) + ? baseMatchesProperty(value[0], value[1]) + : baseMatches(value); + } + return property(value); +} + +/** + * The base implementation of `_.keys` which doesn't skip the constructor + * property of prototypes or treat sparse arrays as dense. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + */ +var baseKeys = overArg(nativeKeys, Object); + +/** + * The base implementation of `_.matches` which doesn't clone `source`. + * + * @private + * @param {Object} source The object of property values to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatches(source) { + var matchData = getMatchData(source); + if (matchData.length == 1 && matchData[0][2]) { + return matchesStrictComparable(matchData[0][0], matchData[0][1]); + } + return function(object) { + return object === source || baseIsMatch(object, source, matchData); + }; +} + +/** + * The base implementation of `_.matchesProperty` which doesn't clone `srcValue`. + * + * @private + * @param {string} path The path of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatchesProperty(path, srcValue) { + if (isKey(path) && isStrictComparable(srcValue)) { + return matchesStrictComparable(toKey(path), srcValue); + } + return function(object) { + var objValue = get(object, path); + return (objValue === undefined && objValue === srcValue) + ? hasIn(object, path) + : baseIsEqual(srcValue, objValue, undefined, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG); + }; +} + +/** + * A specialized version of `baseProperty` which supports deep paths. + * + * @private + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + */ +function basePropertyDeep(path) { + return function(object) { + return baseGet(object, path); + }; +} + +/** + * The base implementation of `_.sortedUniq` and `_.sortedUniqBy` without + * support for iteratee shorthands. + * + * @private + * @param {Array} array The array to inspect. + * @param {Function} [iteratee] The iteratee invoked per element. + * @returns {Array} Returns the new duplicate free array. + */ +function baseSortedUniq(array, iteratee) { + var index = -1, + length = array.length, + resIndex = 0, + result = []; + + while (++index < length) { + var value = array[index], + computed = iteratee ? iteratee(value) : value; + + if (!index || !eq(computed, seen)) { + var seen = computed; + result[resIndex++] = value === 0 ? 0 : value; + } + } + return result; +} + +/** + * The base implementation of `_.toString` which doesn't convert nullish + * values to empty strings. + * + * @private + * @param {*} value The value to process. + * @returns {string} Returns the string. + */ +function baseToString(value) { + // Exit early for strings to avoid a performance hit in some environments. + if (typeof value == 'string') { + return value; + } + if (isSymbol(value)) { + return symbolToString ? symbolToString.call(value) : ''; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +/** + * Casts `value` to a path array if it's not one. + * + * @private + * @param {*} value The value to inspect. + * @returns {Array} Returns the cast property path array. + */ +function castPath(value) { + return isArray(value) ? value : stringToPath(value); +} + +/** + * A specialized version of `baseIsEqualDeep` for arrays with support for + * partial deep comparisons. + * + * @private + * @param {Array} array The array to compare. + * @param {Array} other The other array to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `array` and `other` objects. + * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`. + */ +function equalArrays(array, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + arrLength = array.length, + othLength = other.length; + + if (arrLength != othLength && !(isPartial && othLength > arrLength)) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(array); + if (stacked && stack.get(other)) { + return stacked == other; + } + var index = -1, + result = true, + seen = (bitmask & UNORDERED_COMPARE_FLAG) ? new SetCache : undefined; + + stack.set(array, other); + stack.set(other, array); + + // Ignore non-index properties. + while (++index < arrLength) { + var arrValue = array[index], + othValue = other[index]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, arrValue, index, other, array, stack) + : customizer(arrValue, othValue, index, array, other, stack); + } + if (compared !== undefined) { + if (compared) { + continue; + } + result = false; + break; + } + // Recursively compare arrays (susceptible to call stack limits). + if (seen) { + if (!arraySome(other, function(othValue, othIndex) { + if (!seen.has(othIndex) && + (arrValue === othValue || equalFunc(arrValue, othValue, customizer, bitmask, stack))) { + return seen.add(othIndex); + } + })) { + result = false; + break; + } + } else if (!( + arrValue === othValue || + equalFunc(arrValue, othValue, customizer, bitmask, stack) + )) { + result = false; + break; + } + } + stack['delete'](array); + return result; +} + +/** + * A specialized version of `baseIsEqualDeep` for comparing objects of + * the same `toStringTag`. + * + * **Note:** This function only supports comparing values with tags of + * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {string} tag The `toStringTag` of the objects to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { + switch (tag) { + case dataViewTag: + if ((object.byteLength != other.byteLength) || + (object.byteOffset != other.byteOffset)) { + return false; + } + object = object.buffer; + other = other.buffer; + + case arrayBufferTag: + if ((object.byteLength != other.byteLength) || + !equalFunc(new Uint8Array(object), new Uint8Array(other))) { + return false; + } + return true; + + case boolTag: + case dateTag: + case numberTag: + // Coerce booleans to `1` or `0` and dates to milliseconds. + // Invalid dates are coerced to `NaN`. + return eq(+object, +other); + + case errorTag: + return object.name == other.name && object.message == other.message; + + case regexpTag: + case stringTag: + // Coerce regexes to strings and treat strings, primitives and objects, + // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // for more details. + return object == (other + ''); + + case mapTag: + var convert = mapToArray; + + case setTag: + var isPartial = bitmask & PARTIAL_COMPARE_FLAG; + convert || (convert = setToArray); + + if (object.size != other.size && !isPartial) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked) { + return stacked == other; + } + bitmask |= UNORDERED_COMPARE_FLAG; + + // Recursively compare objects (susceptible to call stack limits). + stack.set(object, other); + var result = equalArrays(convert(object), convert(other), equalFunc, customizer, bitmask, stack); + stack['delete'](object); + return result; + + case symbolTag: + if (symbolValueOf) { + return symbolValueOf.call(object) == symbolValueOf.call(other); + } + } + return false; +} + +/** + * A specialized version of `baseIsEqualDeep` for objects with support for + * partial deep comparisons. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + objProps = keys(object), + objLength = objProps.length, + othProps = keys(other), + othLength = othProps.length; + + if (objLength != othLength && !isPartial) { + return false; + } + var index = objLength; + while (index--) { + var key = objProps[index]; + if (!(isPartial ? key in other : baseHas(other, key))) { + return false; + } + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked && stack.get(other)) { + return stacked == other; + } + var result = true; + stack.set(object, other); + stack.set(other, object); + + var skipCtor = isPartial; + while (++index < objLength) { + key = objProps[index]; + var objValue = object[key], + othValue = other[key]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, objValue, key, other, object, stack) + : customizer(objValue, othValue, key, object, other, stack); + } + // Recursively compare objects (susceptible to call stack limits). + if (!(compared === undefined + ? (objValue === othValue || equalFunc(objValue, othValue, customizer, bitmask, stack)) + : compared + )) { + result = false; + break; + } + skipCtor || (skipCtor = key == 'constructor'); + } + if (result && !skipCtor) { + var objCtor = object.constructor, + othCtor = other.constructor; + + // Non `Object` object instances with different constructors are not equal. + if (objCtor != othCtor && + ('constructor' in object && 'constructor' in other) && + !(typeof objCtor == 'function' && objCtor instanceof objCtor && + typeof othCtor == 'function' && othCtor instanceof othCtor)) { + result = false; + } + } + stack['delete'](object); + return result; +} + +/** + * Gets the "length" property value of `object`. + * + * **Note:** This function is used to avoid a + * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects + * Safari on at least iOS 8.1-8.3 ARM64. + * + * @private + * @param {Object} object The object to query. + * @returns {*} Returns the "length" value. + */ +var getLength = baseProperty('length'); + +/** + * Gets the data for `map`. + * + * @private + * @param {Object} map The map to query. + * @param {string} key The reference key. + * @returns {*} Returns the map data. + */ +function getMapData(map, key) { + var data = map.__data__; + return isKeyable(key) + ? data[typeof key == 'string' ? 'string' : 'hash'] + : data.map; +} + +/** + * Gets the property names, values, and compare flags of `object`. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the match data of `object`. + */ +function getMatchData(object) { + var result = keys(object), + length = result.length; + + while (length--) { + var key = result[length], + value = object[key]; + + result[length] = [key, value, isStrictComparable(value)]; + } + return result; +} + +/** + * Gets the native function at `key` of `object`. + * + * @private + * @param {Object} object The object to query. + * @param {string} key The key of the method to get. + * @returns {*} Returns the function if it's native, else `undefined`. + */ +function getNative(object, key) { + var value = getValue(object, key); + return baseIsNative(value) ? value : undefined; +} + +/** + * Gets the `[[Prototype]]` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {null|Object} Returns the `[[Prototype]]`. + */ +var getPrototype = overArg(nativeGetPrototype, Object); + +/** + * Gets the `toStringTag` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +var getTag = baseGetTag; + +// Fallback for data views, maps, sets, and weak maps in IE 11, +// for data views in Edge, and promises in Node.js. +if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || + (Map && getTag(new Map) != mapTag) || + (Promise && getTag(Promise.resolve()) != promiseTag) || + (Set && getTag(new Set) != setTag) || + (WeakMap && getTag(new WeakMap) != weakMapTag)) { + getTag = function(value) { + var result = objectToString.call(value), + Ctor = result == objectTag ? value.constructor : undefined, + ctorString = Ctor ? toSource(Ctor) : undefined; + + if (ctorString) { + switch (ctorString) { + case dataViewCtorString: return dataViewTag; + case mapCtorString: return mapTag; + case promiseCtorString: return promiseTag; + case setCtorString: return setTag; + case weakMapCtorString: return weakMapTag; + } + } + return result; + }; +} + +/** + * Checks if `path` exists on `object`. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @param {Function} hasFunc The function to check properties. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + */ +function hasPath(object, path, hasFunc) { + path = isKey(path, object) ? [path] : castPath(path); + + var result, + index = -1, + length = path.length; + + while (++index < length) { + var key = toKey(path[index]); + if (!(result = object != null && hasFunc(object, key))) { + break; + } + object = object[key]; + } + if (result) { + return result; + } + var length = object ? object.length : 0; + return !!length && isLength(length) && isIndex(key, length) && + (isArray(object) || isString(object) || isArguments(object)); +} + +/** + * Creates an array of index keys for `object` values of arrays, + * `arguments` objects, and strings, otherwise `null` is returned. + * + * @private + * @param {Object} object The object to query. + * @returns {Array|null} Returns index keys, else `null`. + */ +function indexKeys(object) { + var length = object ? object.length : undefined; + if (isLength(length) && + (isArray(object) || isString(object) || isArguments(object))) { + return baseTimes(length, String); + } + return null; +} + +/** + * Checks if `value` is a valid array-like index. + * + * @private + * @param {*} value The value to check. + * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index. + * @returns {boolean} Returns `true` if `value` is a valid index, else `false`. + */ +function isIndex(value, length) { + length = length == null ? MAX_SAFE_INTEGER : length; + return !!length && + (typeof value == 'number' || reIsUint.test(value)) && + (value > -1 && value % 1 == 0 && value < length); +} + +/** + * Checks if `value` is a property name and not a property path. + * + * @private + * @param {*} value The value to check. + * @param {Object} [object] The object to query keys on. + * @returns {boolean} Returns `true` if `value` is a property name, else `false`. + */ +function isKey(value, object) { + if (isArray(value)) { + return false; + } + var type = typeof value; + if (type == 'number' || type == 'symbol' || type == 'boolean' || + value == null || isSymbol(value)) { + return true; + } + return reIsPlainProp.test(value) || !reIsDeepProp.test(value) || + (object != null && value in Object(object)); +} + +/** + * Checks if `value` is suitable for use as unique object key. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is suitable, else `false`. + */ +function isKeyable(value) { + var type = typeof value; + return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean') + ? (value !== '__proto__') + : (value === null); +} + +/** + * Checks if `func` has its source masked. + * + * @private + * @param {Function} func The function to check. + * @returns {boolean} Returns `true` if `func` is masked, else `false`. + */ +function isMasked(func) { + return !!maskSrcKey && (maskSrcKey in func); +} + +/** + * Checks if `value` is likely a prototype object. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a prototype, else `false`. + */ +function isPrototype(value) { + var Ctor = value && value.constructor, + proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto; + + return value === proto; +} + +/** + * Checks if `value` is suitable for strict equality comparisons, i.e. `===`. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` if suitable for strict + * equality comparisons, else `false`. + */ +function isStrictComparable(value) { + return value === value && !isObject(value); +} + +/** + * A specialized version of `matchesProperty` for source values suitable + * for strict equality comparisons, i.e. `===`. + * + * @private + * @param {string} key The key of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function matchesStrictComparable(key, srcValue) { + return function(object) { + if (object == null) { + return false; + } + return object[key] === srcValue && + (srcValue !== undefined || (key in Object(object))); + }; +} + +/** + * Converts `string` to a property path array. + * + * @private + * @param {string} string The string to convert. + * @returns {Array} Returns the property path array. + */ +var stringToPath = memoize(function(string) { + var result = []; + toString(string).replace(rePropName, function(match, number, quote, string) { + result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match)); + }); + return result; +}); + +/** + * Converts `value` to a string key if it's not a string or symbol. + * + * @private + * @param {*} value The value to inspect. + * @returns {string|symbol} Returns the key. + */ +function toKey(value) { + if (typeof value == 'string' || isSymbol(value)) { + return value; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +/** + * Converts `func` to its source code. + * + * @private + * @param {Function} func The function to process. + * @returns {string} Returns the source code. + */ +function toSource(func) { + if (func != null) { + try { + return funcToString.call(func); + } catch (e) {} + try { + return (func + ''); + } catch (e) {} + } + return ''; +} /** * This method is like `_.uniqBy` except that it's designed and optimized @@ -27,8 +1719,575 @@ var baseIteratee = require('lodash._baseiteratee'), */ function sortedUniqBy(array, iteratee) { return (array && array.length) - ? baseSortedUniq(array, baseIteratee(iteratee)) + ? baseSortedUniq(array, baseIteratee(iteratee, 2)) : []; } +/** + * Creates a function that memoizes the result of `func`. If `resolver` is + * provided, it determines the cache key for storing the result based on the + * arguments provided to the memoized function. By default, the first argument + * provided to the memoized function is used as the map cache key. The `func` + * is invoked with the `this` binding of the memoized function. + * + * **Note:** The cache is exposed as the `cache` property on the memoized + * function. Its creation may be customized by replacing the `_.memoize.Cache` + * constructor with one whose instances implement the + * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * method interface of `delete`, `get`, `has`, and `set`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Function + * @param {Function} func The function to have its output memoized. + * @param {Function} [resolver] The function to resolve the cache key. + * @returns {Function} Returns the new memoized function. + * @example + * + * var object = { 'a': 1, 'b': 2 }; + * var other = { 'c': 3, 'd': 4 }; + * + * var values = _.memoize(_.values); + * values(object); + * // => [1, 2] + * + * values(other); + * // => [3, 4] + * + * object.a = 2; + * values(object); + * // => [1, 2] + * + * // Modify the result cache. + * values.cache.set(object, ['a', 'b']); + * values(object); + * // => ['a', 'b'] + * + * // Replace `_.memoize.Cache`. + * _.memoize.Cache = WeakMap; + */ +function memoize(func, resolver) { + if (typeof func != 'function' || (resolver && typeof resolver != 'function')) { + throw new TypeError(FUNC_ERROR_TEXT); + } + var memoized = function() { + var args = arguments, + key = resolver ? resolver.apply(this, args) : args[0], + cache = memoized.cache; + + if (cache.has(key)) { + return cache.get(key); + } + var result = func.apply(this, args); + memoized.cache = cache.set(key, result); + return result; + }; + memoized.cache = new (memoize.Cache || MapCache); + return memoized; +} + +// Assign cache to `_.memoize`. +memoize.Cache = MapCache; + +/** + * Performs a + * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * comparison between two values to determine if they are equivalent. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + * @example + * + * var object = { 'a': 1 }; + * var other = { 'a': 1 }; + * + * _.eq(object, object); + * // => true + * + * _.eq(object, other); + * // => false + * + * _.eq('a', 'a'); + * // => true + * + * _.eq('a', Object('a')); + * // => false + * + * _.eq(NaN, NaN); + * // => true + */ +function eq(value, other) { + return value === other || (value !== value && other !== other); +} + +/** + * Checks if `value` is likely an `arguments` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an `arguments` object, + * else `false`. + * @example + * + * _.isArguments(function() { return arguments; }()); + * // => true + * + * _.isArguments([1, 2, 3]); + * // => false + */ +function isArguments(value) { + // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && + (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); +} + +/** + * Checks if `value` is classified as an `Array` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array, else `false`. + * @example + * + * _.isArray([1, 2, 3]); + * // => true + * + * _.isArray(document.body.children); + * // => false + * + * _.isArray('abc'); + * // => false + * + * _.isArray(_.noop); + * // => false + */ +var isArray = Array.isArray; + +/** + * Checks if `value` is array-like. A value is considered array-like if it's + * not a function and has a `value.length` that's an integer greater than or + * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is array-like, else `false`. + * @example + * + * _.isArrayLike([1, 2, 3]); + * // => true + * + * _.isArrayLike(document.body.children); + * // => true + * + * _.isArrayLike('abc'); + * // => true + * + * _.isArrayLike(_.noop); + * // => false + */ +function isArrayLike(value) { + return value != null && isLength(getLength(value)) && !isFunction(value); +} + +/** + * This method is like `_.isArrayLike` except that it also checks if `value` + * is an object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array-like object, + * else `false`. + * @example + * + * _.isArrayLikeObject([1, 2, 3]); + * // => true + * + * _.isArrayLikeObject(document.body.children); + * // => true + * + * _.isArrayLikeObject('abc'); + * // => false + * + * _.isArrayLikeObject(_.noop); + * // => false + */ +function isArrayLikeObject(value) { + return isObjectLike(value) && isArrayLike(value); +} + +/** + * Checks if `value` is classified as a `Function` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a function, else `false`. + * @example + * + * _.isFunction(_); + * // => true + * + * _.isFunction(/abc/); + * // => false + */ +function isFunction(value) { + // The use of `Object#toString` avoids issues with the `typeof` operator + // in Safari 8 which returns 'object' for typed array and weak map constructors, + // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + var tag = isObject(value) ? objectToString.call(value) : ''; + return tag == funcTag || tag == genTag; +} + +/** + * Checks if `value` is a valid array-like length. + * + * **Note:** This function is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a valid length, + * else `false`. + * @example + * + * _.isLength(3); + * // => true + * + * _.isLength(Number.MIN_VALUE); + * // => false + * + * _.isLength(Infinity); + * // => false + * + * _.isLength('3'); + * // => false + */ +function isLength(value) { + return typeof value == 'number' && + value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER; +} + +/** + * Checks if `value` is the + * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an object, else `false`. + * @example + * + * _.isObject({}); + * // => true + * + * _.isObject([1, 2, 3]); + * // => true + * + * _.isObject(_.noop); + * // => true + * + * _.isObject(null); + * // => false + */ +function isObject(value) { + var type = typeof value; + return !!value && (type == 'object' || type == 'function'); +} + +/** + * Checks if `value` is object-like. A value is object-like if it's not `null` + * and has a `typeof` result of "object". + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is object-like, else `false`. + * @example + * + * _.isObjectLike({}); + * // => true + * + * _.isObjectLike([1, 2, 3]); + * // => true + * + * _.isObjectLike(_.noop); + * // => false + * + * _.isObjectLike(null); + * // => false + */ +function isObjectLike(value) { + return !!value && typeof value == 'object'; +} + +/** + * Checks if `value` is classified as a `String` primitive or object. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a string, else `false`. + * @example + * + * _.isString('abc'); + * // => true + * + * _.isString(1); + * // => false + */ +function isString(value) { + return typeof value == 'string' || + (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); +} + +/** + * Checks if `value` is classified as a `Symbol` primitive or object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a symbol, else `false`. + * @example + * + * _.isSymbol(Symbol.iterator); + * // => true + * + * _.isSymbol('abc'); + * // => false + */ +function isSymbol(value) { + return typeof value == 'symbol' || + (isObjectLike(value) && objectToString.call(value) == symbolTag); +} + +/** + * Checks if `value` is classified as a typed array. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + * @example + * + * _.isTypedArray(new Uint8Array); + * // => true + * + * _.isTypedArray([]); + * // => false + */ +var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray; + +/** + * Converts `value` to a string. An empty string is returned for `null` + * and `undefined` values. The sign of `-0` is preserved. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to process. + * @returns {string} Returns the string. + * @example + * + * _.toString(null); + * // => '' + * + * _.toString(-0); + * // => '-0' + * + * _.toString([1, 2, 3]); + * // => '1,2,3' + */ +function toString(value) { + return value == null ? '' : baseToString(value); +} + +/** + * Gets the value at `path` of `object`. If the resolved value is + * `undefined`, the `defaultValue` is returned in its place. + * + * @static + * @memberOf _ + * @since 3.7.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @param {*} [defaultValue] The value returned for `undefined` resolved values. + * @returns {*} Returns the resolved value. + * @example + * + * var object = { 'a': [{ 'b': { 'c': 3 } }] }; + * + * _.get(object, 'a[0].b.c'); + * // => 3 + * + * _.get(object, ['a', '0', 'b', 'c']); + * // => 3 + * + * _.get(object, 'a.b.c', 'default'); + * // => 'default' + */ +function get(object, path, defaultValue) { + var result = object == null ? undefined : baseGet(object, path); + return result === undefined ? defaultValue : result; +} + +/** + * Checks if `path` is a direct or inherited property of `object`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + * @example + * + * var object = _.create({ 'a': _.create({ 'b': 2 }) }); + * + * _.hasIn(object, 'a'); + * // => true + * + * _.hasIn(object, 'a.b'); + * // => true + * + * _.hasIn(object, ['a', 'b']); + * // => true + * + * _.hasIn(object, 'b'); + * // => false + */ +function hasIn(object, path) { + return object != null && hasPath(object, path, baseHasIn); +} + +/** + * Creates an array of the own enumerable property names of `object`. + * + * **Note:** Non-object values are coerced to objects. See the + * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * for more details. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.keys(new Foo); + * // => ['a', 'b'] (iteration order is not guaranteed) + * + * _.keys('hi'); + * // => ['0', '1'] + */ +function keys(object) { + var isProto = isPrototype(object); + if (!(isProto || isArrayLike(object))) { + return baseKeys(object); + } + var indexes = indexKeys(object), + skipIndexes = !!indexes, + result = indexes || [], + length = result.length; + + for (var key in object) { + if (baseHas(object, key) && + !(skipIndexes && (key == 'length' || isIndex(key, length))) && + !(isProto && key == 'constructor')) { + result.push(key); + } + } + return result; +} + +/** + * This method returns the first argument it receives. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Util + * @param {*} value Any value. + * @returns {*} Returns `value`. + * @example + * + * var object = { 'a': 1 }; + * + * console.log(_.identity(object) === object); + * // => true + */ +function identity(value) { + return value; +} + +/** + * Creates a function that returns the value at `path` of a given object. + * + * @static + * @memberOf _ + * @since 2.4.0 + * @category Util + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + * @example + * + * var objects = [ + * { 'a': { 'b': 2 } }, + * { 'a': { 'b': 1 } } + * ]; + * + * _.map(objects, _.property('a.b')); + * // => [2, 1] + * + * _.map(_.sortBy(objects, _.property(['a', 'b'])), 'a.b'); + * // => [1, 2] + */ +function property(path) { + return isKey(path) ? baseProperty(toKey(path)) : basePropertyDeep(path); +} + module.exports = sortedUniqBy; diff --git a/lodash.sorteduniqby/package.json b/lodash.sorteduniqby/package.json index 7bebfc2e1..7e94cd99c 100644 --- a/lodash.sorteduniqby/package.json +++ b/lodash.sorteduniqby/package.json @@ -1,6 +1,6 @@ { "name": "lodash.sorteduniqby", - "version": "4.5.0", + "version": "4.6.0", "description": "The lodash method `_.sortedUniqBy` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", @@ -13,9 +13,5 @@ "Mathias Bynens (https://mathiasbynens.be/)" ], "repository": "lodash/lodash", - "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" }, - "dependencies": { - "lodash._baseiteratee": "~4.7.0", - "lodash._basesorteduniq": "~4.12.0" - } + "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" } } diff --git a/lodash.sumby/README.md b/lodash.sumby/README.md index 42023aaa4..f0e84f400 100644 --- a/lodash.sumby/README.md +++ b/lodash.sumby/README.md @@ -1,4 +1,4 @@ -# lodash.sumby v4.5.1 +# lodash.sumby v4.6.0 The [lodash](https://lodash.com/) method `_.sumBy` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var sumBy = require('lodash.sumby'); ``` -See the [documentation](https://lodash.com/docs#sumBy) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.sumby) for more details. +See the [documentation](https://lodash.com/docs#sumBy) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.sumby) for more details. diff --git a/lodash.sumby/index.js b/lodash.sumby/index.js index e7c05f319..18e3f0cd5 100644 --- a/lodash.sumby/index.js +++ b/lodash.sumby/index.js @@ -62,7 +62,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -261,7 +261,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -293,6 +293,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -305,14 +306,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -330,8 +331,7 @@ var Symbol = root.Symbol, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys; +var nativeKeys = overArg(Object.keys, Object); /* Built-in method references that are verified to be native. */ var DataView = getNative(root, 'DataView'), @@ -799,11 +799,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -848,23 +875,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1067,14 +1077,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.matches` which doesn't clone `source`. @@ -1280,7 +1300,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1342,7 +1362,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1393,19 +1413,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1454,15 +1461,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1473,7 +1471,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1525,24 +1523,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1715,7 +1696,7 @@ function toSource(func) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1774,7 +1755,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1827,7 +1808,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -1883,7 +1864,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -1934,8 +1915,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -1943,16 +1923,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -1974,7 +1953,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2030,28 +2009,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2182,7 +2139,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2207,23 +2164,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.sumby/package.json b/lodash.sumby/package.json index 5d4a2f0e9..cdf0d2fea 100644 --- a/lodash.sumby/package.json +++ b/lodash.sumby/package.json @@ -1,6 +1,6 @@ { "name": "lodash.sumby", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.sumBy` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.takerightwhile/README.md b/lodash.takerightwhile/README.md index ca65e8b09..9f3681c7f 100644 --- a/lodash.takerightwhile/README.md +++ b/lodash.takerightwhile/README.md @@ -1,4 +1,4 @@ -# lodash.takerightwhile v4.5.1 +# lodash.takerightwhile v4.6.0 The [lodash](https://lodash.com/) method `_.takeRightWhile` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var takeRightWhile = require('lodash.takerightwhile'); ``` -See the [documentation](https://lodash.com/docs#takeRightWhile) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.takerightwhile) for more details. +See the [documentation](https://lodash.com/docs#takeRightWhile) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.takerightwhile) for more details. diff --git a/lodash.takerightwhile/index.js b/lodash.takerightwhile/index.js index a0ce301ee..52755c481 100644 --- a/lodash.takerightwhile/index.js +++ b/lodash.takerightwhile/index.js @@ -62,7 +62,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -238,7 +238,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -270,6 +270,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -282,14 +283,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -307,8 +308,7 @@ var Symbol = root.Symbol, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys; +var nativeKeys = overArg(Object.keys, Object); /* Built-in method references that are verified to be native. */ var DataView = getNative(root, 'DataView'), @@ -776,11 +776,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -825,23 +852,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1044,14 +1054,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.matches` which doesn't clone `source`. @@ -1310,7 +1330,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1372,7 +1392,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1423,19 +1443,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1484,15 +1491,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1503,7 +1501,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1555,24 +1553,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1787,7 +1768,7 @@ function takeRightWhile(array, predicate) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1846,7 +1827,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1899,7 +1880,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -1955,7 +1936,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -2006,8 +1987,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -2015,16 +1995,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2046,7 +2025,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2102,28 +2081,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2254,7 +2211,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2279,23 +2236,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.takerightwhile/package.json b/lodash.takerightwhile/package.json index 654353021..af52fd7a8 100644 --- a/lodash.takerightwhile/package.json +++ b/lodash.takerightwhile/package.json @@ -1,6 +1,6 @@ { "name": "lodash.takerightwhile", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.takeRightWhile` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.takewhile/README.md b/lodash.takewhile/README.md index 1f67f6f03..6f1763da4 100644 --- a/lodash.takewhile/README.md +++ b/lodash.takewhile/README.md @@ -1,4 +1,4 @@ -# lodash.takewhile v4.5.1 +# lodash.takewhile v4.6.0 The [lodash](https://lodash.com/) method `_.takeWhile` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var takeWhile = require('lodash.takewhile'); ``` -See the [documentation](https://lodash.com/docs#takeWhile) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.takewhile) for more details. +See the [documentation](https://lodash.com/docs#takeWhile) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.takewhile) for more details. diff --git a/lodash.takewhile/index.js b/lodash.takewhile/index.js index 98c50b537..01817307c 100644 --- a/lodash.takewhile/index.js +++ b/lodash.takewhile/index.js @@ -62,7 +62,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -238,7 +238,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -270,6 +270,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -282,14 +283,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -307,8 +308,7 @@ var Symbol = root.Symbol, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys; +var nativeKeys = overArg(Object.keys, Object); /* Built-in method references that are verified to be native. */ var DataView = getNative(root, 'DataView'), @@ -776,11 +776,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -825,23 +852,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1044,14 +1054,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.matches` which doesn't clone `source`. @@ -1310,7 +1330,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1372,7 +1392,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1423,19 +1443,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1484,15 +1491,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1503,7 +1501,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1555,24 +1553,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1787,7 +1768,7 @@ function takeWhile(array, predicate) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1846,7 +1827,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1899,7 +1880,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -1955,7 +1936,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -2006,8 +1987,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -2015,16 +1995,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2046,7 +2025,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2102,28 +2081,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2254,7 +2211,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2279,23 +2236,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.takewhile/package.json b/lodash.takewhile/package.json index f97ca33d6..e99fe189d 100644 --- a/lodash.takewhile/package.json +++ b/lodash.takewhile/package.json @@ -1,6 +1,6 @@ { "name": "lodash.takewhile", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.takeWhile` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.transform/README.md b/lodash.transform/README.md index d2866bc2b..e270c3b7a 100644 --- a/lodash.transform/README.md +++ b/lodash.transform/README.md @@ -1,4 +1,4 @@ -# lodash.transform v4.5.1 +# lodash.transform v4.6.0 The [lodash](https://lodash.com/) method `_.transform` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var transform = require('lodash.transform'); ``` -See the [documentation](https://lodash.com/docs#transform) or [package source](https://github.com/lodash/lodash/blob/4.5.1-npm-packages/lodash.transform) for more details. +See the [documentation](https://lodash.com/docs#transform) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.transform) for more details. diff --git a/lodash.transform/index.js b/lodash.transform/index.js index 23f331009..f6d27e199 100644 --- a/lodash.transform/index.js +++ b/lodash.transform/index.js @@ -62,7 +62,7 @@ var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -259,7 +259,7 @@ function mapToArray(map) { } /** - * Creates a function that invokes `func` with its first argument transformed. + * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. @@ -291,6 +291,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -303,14 +304,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -324,13 +325,13 @@ var reIsNative = RegExp('^' + /** Built-in value references. */ var Symbol = root.Symbol, Uint8Array = root.Uint8Array, + getPrototype = overArg(Object.getPrototypeOf, Object), objectCreate = Object.create, propertyIsEnumerable = objectProto.propertyIsEnumerable, splice = arrayProto.splice; /* Built-in method references for those with the same name as other `lodash` methods. */ -var nativeGetPrototype = Object.getPrototypeOf, - nativeKeys = Object.keys; +var nativeKeys = overArg(Object.keys, Object); /* Built-in method references that are verified to be native. */ var DataView = getNative(root, 'DataView'), @@ -798,11 +799,38 @@ Stack.prototype.get = stackGet; Stack.prototype.has = stackHas; Stack.prototype.set = stackSet; +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. + // Safari 9 makes `arguments.length` enumerable in strict mode. + var result = (isArray(value) || isArguments(value)) + ? baseTimes(value.length, String) + : []; + + var length = result.length, + skipIndexes = !!length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && (key == 'length' || isIndex(key, length)))) { + result.push(key); + } + } + return result; +} + /** * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -884,23 +912,6 @@ function baseGetTag(value) { return objectToString.call(value); } -/** - * The base implementation of `_.has` without support for deep paths. - * - * @private - * @param {Object} [object] The object to query. - * @param {Array|string} key The key to check. - * @returns {boolean} Returns `true` if `key` exists, else `false`. - */ -function baseHas(object, key) { - // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, - // that are composed entirely of index properties, return `false` for - // `hasOwnProperty` checks of them. - return object != null && - (hasOwnProperty.call(object, key) || - (typeof object == 'object' && key in object && getPrototype(object) === null)); -} - /** * The base implementation of `_.hasIn` without support for deep paths. * @@ -1103,14 +1114,24 @@ function baseIteratee(value) { } /** - * The base implementation of `_.keys` which doesn't skip the constructor - * property of prototypes or treat sparse arrays as dense. + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ -var baseKeys = overArg(nativeKeys, Object); +function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; +} /** * The base implementation of `_.matches` which doesn't clone `source`. @@ -1340,7 +1361,7 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { case regexpTag: case stringTag: // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring // for more details. return object == (other + ''); @@ -1402,7 +1423,7 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { var index = objLength; while (index--) { var key = objProps[index]; - if (!(isPartial ? key in other : baseHas(other, key))) { + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { return false; } } @@ -1453,19 +1474,6 @@ function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { return result; } -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -1514,15 +1522,6 @@ function getNative(object, key) { return baseIsNative(value) ? value : undefined; } -/** - * Gets the `[[Prototype]]` of `value`. - * - * @private - * @param {*} value The value to query. - * @returns {null|Object} Returns the `[[Prototype]]`. - */ -var getPrototype = overArg(nativeGetPrototype, Object); - /** * Gets the `toStringTag` of `value`. * @@ -1533,7 +1532,7 @@ var getPrototype = overArg(nativeGetPrototype, Object); var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11, -// for data views in Edge, and promises in Node.js. +// for data views in Edge < 14, and promises in Node.js. if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || (Map && getTag(new Map) != mapTag) || (Promise && getTag(Promise.resolve()) != promiseTag) || @@ -1585,24 +1584,7 @@ function hasPath(object, path, hasFunc) { } var length = object ? object.length : 0; return !!length && isLength(length) && isIndex(key, length) && - (isArray(object) || isString(object) || isArguments(object)); -} - -/** - * Creates an array of index keys for `object` values of arrays, - * `arguments` objects, and strings, otherwise `null` is returned. - * - * @private - * @param {Object} object The object to query. - * @returns {Array|null} Returns index keys, else `null`. - */ -function indexKeys(object) { - var length = object ? object.length : undefined; - if (isLength(length) && - (isArray(object) || isString(object) || isArguments(object))) { - return baseTimes(length, String); - } - return null; + (isArray(object) || isArguments(object)); } /** @@ -1775,7 +1757,7 @@ function toSource(func) { * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the - * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `delete`, `get`, `has`, and `set`. * * @static @@ -1834,7 +1816,7 @@ memoize.Cache = MapCache; /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1887,7 +1869,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -1943,7 +1925,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -1994,8 +1976,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -2003,16 +1984,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -2034,7 +2014,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static @@ -2090,28 +2070,6 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } -/** - * Checks if `value` is classified as a `String` primitive or object. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a string, else `false`. - * @example - * - * _.isString('abc'); - * // => true - * - * _.isString(1); - * // => false - */ -function isString(value) { - return typeof value == 'string' || - (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); -} - /** * Checks if `value` is classified as a `Symbol` primitive or object. * @@ -2242,7 +2200,7 @@ function hasIn(object, path) { * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the - * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static @@ -2267,23 +2225,7 @@ function hasIn(object, path) { * // => ['0', '1'] */ function keys(object) { - var isProto = isPrototype(object); - if (!(isProto || isArrayLike(object))) { - return baseKeys(object); - } - var indexes = indexKeys(object), - skipIndexes = !!indexes, - result = indexes || [], - length = result.length; - - for (var key in object) { - if (baseHas(object, key) && - !(skipIndexes && (key == 'length' || isIndex(key, length))) && - !(isProto && key == 'constructor')) { - result.push(key); - } - } - return result; + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); } /** diff --git a/lodash.transform/package.json b/lodash.transform/package.json index bc8702a41..458affb65 100644 --- a/lodash.transform/package.json +++ b/lodash.transform/package.json @@ -1,6 +1,6 @@ { "name": "lodash.transform", - "version": "4.5.1", + "version": "4.6.0", "description": "The lodash method `_.transform` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.union/README.md b/lodash.union/README.md index b688cbf7e..001092dde 100644 --- a/lodash.union/README.md +++ b/lodash.union/README.md @@ -1,4 +1,4 @@ -# lodash.union v4.5.0 +# lodash.union v4.6.0 The [lodash](https://lodash.com/) method `_.union` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var union = require('lodash.union'); ``` -See the [documentation](https://lodash.com/docs#union) or [package source](https://github.com/lodash/lodash/blob/4.5.0-npm-packages/lodash.union) for more details. +See the [documentation](https://lodash.com/docs#union) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.union) for more details. diff --git a/lodash.union/index.js b/lodash.union/index.js index 173148c3f..d1eb0305d 100644 --- a/lodash.union/index.js +++ b/lodash.union/index.js @@ -24,7 +24,7 @@ var argsTag = '[object Arguments]', /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -65,7 +65,7 @@ function apply(func, thisArg, args) { * specifying an index to search from. * * @private - * @param {Array} [array] The array to search. + * @param {Array} [array] The array to inspect. * @param {*} target The value to search for. * @returns {boolean} Returns `true` if `target` is found, else `false`. */ @@ -78,7 +78,7 @@ function arrayIncludes(array, value) { * This function is like `arrayIncludes` except that it accepts a comparator. * * @private - * @param {Array} [array] The array to search. + * @param {Array} [array] The array to inspect. * @param {*} target The value to search for. * @param {Function} comparator The comparator invoked per element. * @returns {boolean} Returns `true` if `target` is found, else `false`. @@ -119,7 +119,7 @@ function arrayPush(array, values) { * support for iteratee shorthands. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {Function} predicate The function invoked per iteration. * @param {number} fromIndex The index to search from. * @param {boolean} [fromRight] Specify iterating from right to left. @@ -141,7 +141,7 @@ function baseFindIndex(array, predicate, fromIndex, fromRight) { * The base implementation of `_.indexOf` without `fromIndex` bounds checks. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} value The value to search for. * @param {number} fromIndex The index to search from. * @returns {number} Returns the index of the matched value, else `-1`. @@ -172,19 +172,6 @@ function baseIsNaN(value) { return value !== value; } -/** - * The base implementation of `_.property` without support for deep paths. - * - * @private - * @param {string} key The key of the property to get. - * @returns {Function} Returns the new accessor function. - */ -function baseProperty(key) { - return function(object) { - return object == null ? undefined : object[key]; - }; -} - /** * Checks if a cache value for `key` exists. * @@ -247,6 +234,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -259,14 +247,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -649,7 +637,7 @@ SetCache.prototype.has = setCacheHas; * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -814,19 +802,6 @@ var createSet = !(Set && (1 / setToArray(new Set([,-0]))[1]) == INFINITY) ? noop return new Set(values); }; -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -913,7 +888,7 @@ function toSource(func) { /** * Creates an array of unique values, in order, from all given arrays using - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * for equality comparisons. * * @static @@ -933,7 +908,7 @@ var union = baseRest(function(arrays) { /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -986,7 +961,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -1042,7 +1017,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -1093,8 +1068,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -1102,16 +1076,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -1133,7 +1106,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static diff --git a/lodash.union/package.json b/lodash.union/package.json index 5150fa077..968baba85 100644 --- a/lodash.union/package.json +++ b/lodash.union/package.json @@ -1,6 +1,6 @@ { "name": "lodash.union", - "version": "4.5.0", + "version": "4.6.0", "description": "The lodash method `_.union` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.unionby/README.md b/lodash.unionby/README.md index 4ee4766cc..de46d63ca 100644 --- a/lodash.unionby/README.md +++ b/lodash.unionby/README.md @@ -1,4 +1,4 @@ -# lodash.unionby v4.5.0 +# lodash.unionby v4.6.0 The [lodash](https://lodash.com/) method `_.unionBy` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var unionBy = require('lodash.unionby'); ``` -See the [documentation](https://lodash.com/docs#unionBy) or [package source](https://github.com/lodash/lodash/blob/4.5.0-npm-packages/lodash.unionby) for more details. +See the [documentation](https://lodash.com/docs#unionBy) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.unionby) for more details. diff --git a/lodash.unionby/package.json b/lodash.unionby/package.json index 5becf4805..8a6b2b5dd 100644 --- a/lodash.unionby/package.json +++ b/lodash.unionby/package.json @@ -1,6 +1,6 @@ { "name": "lodash.unionby", - "version": "4.5.0", + "version": "4.6.0", "description": "The lodash method `_.unionBy` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", @@ -16,7 +16,7 @@ "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" }, "dependencies": { "lodash._baseflatten": "~4.2.0", - "lodash._baseiteratee": "~4.6.0", + "lodash._baseiteratee": "~4.7.0", "lodash._baseuniq": "~4.6.0", "lodash.rest": "^4.0.0" } diff --git a/lodash.unionwith/README.md b/lodash.unionwith/README.md index 21c931cd7..244c1e67d 100644 --- a/lodash.unionwith/README.md +++ b/lodash.unionwith/README.md @@ -1,4 +1,4 @@ -# lodash.unionwith v4.5.0 +# lodash.unionwith v4.6.0 The [lodash](https://lodash.com/) method `_.unionWith` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var unionWith = require('lodash.unionwith'); ``` -See the [documentation](https://lodash.com/docs#unionWith) or [package source](https://github.com/lodash/lodash/blob/4.5.0-npm-packages/lodash.unionwith) for more details. +See the [documentation](https://lodash.com/docs#unionWith) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.unionwith) for more details. diff --git a/lodash.unionwith/index.js b/lodash.unionwith/index.js index 3b07e6a3a..3f99870e2 100644 --- a/lodash.unionwith/index.js +++ b/lodash.unionwith/index.js @@ -24,7 +24,7 @@ var argsTag = '[object Arguments]', /** * Used to match `RegExp` - * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). */ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; @@ -65,7 +65,7 @@ function apply(func, thisArg, args) { * specifying an index to search from. * * @private - * @param {Array} [array] The array to search. + * @param {Array} [array] The array to inspect. * @param {*} target The value to search for. * @returns {boolean} Returns `true` if `target` is found, else `false`. */ @@ -78,7 +78,7 @@ function arrayIncludes(array, value) { * This function is like `arrayIncludes` except that it accepts a comparator. * * @private - * @param {Array} [array] The array to search. + * @param {Array} [array] The array to inspect. * @param {*} target The value to search for. * @param {Function} comparator The comparator invoked per element. * @returns {boolean} Returns `true` if `target` is found, else `false`. @@ -119,7 +119,7 @@ function arrayPush(array, values) { * support for iteratee shorthands. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {Function} predicate The function invoked per iteration. * @param {number} fromIndex The index to search from. * @param {boolean} [fromRight] Specify iterating from right to left. @@ -141,7 +141,7 @@ function baseFindIndex(array, predicate, fromIndex, fromRight) { * The base implementation of `_.indexOf` without `fromIndex` bounds checks. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} value The value to search for. * @param {number} fromIndex The index to search from. * @returns {number} Returns the index of the matched value, else `-1`. @@ -172,19 +172,6 @@ function baseIsNaN(value) { return value !== value; } -/** - * The base implementation of `_.property` without support for deep paths. - * - * @private - * @param {string} key The key of the property to get. - * @returns {Function} Returns the new accessor function. - */ -function baseProperty(key) { - return function(object) { - return object == null ? undefined : object[key]; - }; -} - /** * Checks if a cache value for `key` exists. * @@ -247,6 +234,7 @@ function setToArray(set) { /** Used for built-in method references. */ var arrayProto = Array.prototype, + funcProto = Function.prototype, objectProto = Object.prototype; /** Used to detect overreaching core-js shims. */ @@ -259,14 +247,14 @@ var maskSrcKey = (function() { }()); /** Used to resolve the decompiled source of functions. */ -var funcToString = Function.prototype.toString; +var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; @@ -649,7 +637,7 @@ SetCache.prototype.has = setCacheHas; * Gets the index at which the `key` is found in `array` of key-value pairs. * * @private - * @param {Array} array The array to search. + * @param {Array} array The array to inspect. * @param {*} key The key to search for. * @returns {number} Returns the index of the matched value, else `-1`. */ @@ -814,19 +802,6 @@ var createSet = !(Set && (1 / setToArray(new Set([,-0]))[1]) == INFINITY) ? noop return new Set(values); }; -/** - * Gets the "length" property value of `object`. - * - * **Note:** This function is used to avoid a - * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects - * Safari on at least iOS 8.1-8.3 ARM64. - * - * @private - * @param {Object} object The object to query. - * @returns {*} Returns the "length" value. - */ -var getLength = baseProperty('length'); - /** * Gets the data for `map`. * @@ -961,7 +936,7 @@ var unionWith = baseRest(function(arrays) { /** * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * comparison between two values to determine if they are equivalent. * * @static @@ -1014,7 +989,7 @@ function eq(value, other) { * // => false */ function isArguments(value) { - // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + // Safari 8.1 makes `arguments.callee` enumerable in strict mode. return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); } @@ -1070,7 +1045,7 @@ var isArray = Array.isArray; * // => false */ function isArrayLike(value) { - return value != null && isLength(getLength(value)) && !isFunction(value); + return value != null && isLength(value.length) && !isFunction(value); } /** @@ -1121,8 +1096,7 @@ function isArrayLikeObject(value) { */ function isFunction(value) { // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 8 which returns 'object' for typed array and weak map constructors, - // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + // in Safari 8-9 which returns 'object' for typed array and other constructors. var tag = isObject(value) ? objectToString.call(value) : ''; return tag == funcTag || tag == genTag; } @@ -1130,16 +1104,15 @@ function isFunction(value) { /** * Checks if `value` is a valid array-like length. * - * **Note:** This function is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); @@ -1161,7 +1134,7 @@ function isLength(value) { /** * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static diff --git a/lodash.unionwith/package.json b/lodash.unionwith/package.json index 3611d93fc..ae1a2ff34 100644 --- a/lodash.unionwith/package.json +++ b/lodash.unionwith/package.json @@ -1,6 +1,6 @@ { "name": "lodash.unionwith", - "version": "4.5.0", + "version": "4.6.0", "description": "The lodash method `_.unionWith` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", diff --git a/lodash.uniqby/README.md b/lodash.uniqby/README.md index da36d1281..2d2d2277c 100644 --- a/lodash.uniqby/README.md +++ b/lodash.uniqby/README.md @@ -1,4 +1,4 @@ -# lodash.uniqby v4.5.0 +# lodash.uniqby v4.6.0 The [lodash](https://lodash.com/) method `_.uniqBy` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var uniqBy = require('lodash.uniqby'); ``` -See the [documentation](https://lodash.com/docs#uniqBy) or [package source](https://github.com/lodash/lodash/blob/4.5.0-npm-packages/lodash.uniqby) for more details. +See the [documentation](https://lodash.com/docs#uniqBy) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.uniqby) for more details. diff --git a/lodash.uniqby/index.js b/lodash.uniqby/index.js index a2b905542..383e08efc 100644 --- a/lodash.uniqby/index.js +++ b/lodash.uniqby/index.js @@ -6,8 +6,1850 @@ * Based on Underscore.js 1.8.3 * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors */ -var baseIteratee = require('lodash._baseiteratee'), - baseUniq = require('lodash._baseuniq'); + +/** Used as the size to enable large array optimizations. */ +var LARGE_ARRAY_SIZE = 200; + +/** Used as the `TypeError` message for "Functions" methods. */ +var FUNC_ERROR_TEXT = 'Expected a function'; + +/** Used to stand-in for `undefined` hash values. */ +var HASH_UNDEFINED = '__lodash_hash_undefined__'; + +/** Used to compose bitmasks for comparison styles. */ +var UNORDERED_COMPARE_FLAG = 1, + PARTIAL_COMPARE_FLAG = 2; + +/** Used as references for various `Number` constants. */ +var INFINITY = 1 / 0, + MAX_SAFE_INTEGER = 9007199254740991; + +/** `Object#toString` result references. */ +var argsTag = '[object Arguments]', + arrayTag = '[object Array]', + boolTag = '[object Boolean]', + dateTag = '[object Date]', + errorTag = '[object Error]', + funcTag = '[object Function]', + genTag = '[object GeneratorFunction]', + mapTag = '[object Map]', + numberTag = '[object Number]', + objectTag = '[object Object]', + promiseTag = '[object Promise]', + regexpTag = '[object RegExp]', + setTag = '[object Set]', + stringTag = '[object String]', + symbolTag = '[object Symbol]', + weakMapTag = '[object WeakMap]'; + +var arrayBufferTag = '[object ArrayBuffer]', + dataViewTag = '[object DataView]', + float32Tag = '[object Float32Array]', + float64Tag = '[object Float64Array]', + int8Tag = '[object Int8Array]', + int16Tag = '[object Int16Array]', + int32Tag = '[object Int32Array]', + uint8Tag = '[object Uint8Array]', + uint8ClampedTag = '[object Uint8ClampedArray]', + uint16Tag = '[object Uint16Array]', + uint32Tag = '[object Uint32Array]'; + +/** Used to match property names within property paths. */ +var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, + reIsPlainProp = /^\w*$/, + rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(\.|\[\])(?:\4|$))/g; + +/** + * Used to match `RegExp` + * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + */ +var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; + +/** Used to match backslashes in property paths. */ +var reEscapeChar = /\\(\\)?/g; + +/** Used to detect host constructors (Safari). */ +var reIsHostCtor = /^\[object .+?Constructor\]$/; + +/** Used to detect unsigned integer values. */ +var reIsUint = /^(?:0|[1-9]\d*)$/; + +/** Used to identify `toStringTag` values of typed arrays. */ +var typedArrayTags = {}; +typedArrayTags[float32Tag] = typedArrayTags[float64Tag] = +typedArrayTags[int8Tag] = typedArrayTags[int16Tag] = +typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] = +typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] = +typedArrayTags[uint32Tag] = true; +typedArrayTags[argsTag] = typedArrayTags[arrayTag] = +typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] = +typedArrayTags[dataViewTag] = typedArrayTags[dateTag] = +typedArrayTags[errorTag] = typedArrayTags[funcTag] = +typedArrayTags[mapTag] = typedArrayTags[numberTag] = +typedArrayTags[objectTag] = typedArrayTags[regexpTag] = +typedArrayTags[setTag] = typedArrayTags[stringTag] = +typedArrayTags[weakMapTag] = false; + +/** Detect free variable `global` from Node.js. */ +var freeGlobal = typeof global == 'object' && global && global.Object === Object && global; + +/** Detect free variable `self`. */ +var freeSelf = typeof self == 'object' && self && self.Object === Object && self; + +/** Used as a reference to the global object. */ +var root = freeGlobal || freeSelf || Function('return this')(); + +/** Detect free variable `exports`. */ +var freeExports = freeGlobal && typeof exports == 'object' && exports; + +/** Detect free variable `module`. */ +var freeModule = freeExports && typeof module == 'object' && module; + +/** Detect the popular CommonJS extension `module.exports`. */ +var moduleExports = freeModule && freeModule.exports === freeExports; + +/** Detect free variable `process` from Node.js. */ +var freeProcess = moduleExports && freeGlobal.process; + +/** Used to access faster Node.js helpers. */ +var nodeUtil = (function() { + try { + return freeProcess && freeProcess.binding('util'); + } catch (e) {} +}()); + +/* Node.js helper references. */ +var nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray; + +/** + * A specialized version of `_.includes` for arrays without support for + * specifying an index to search from. + * + * @private + * @param {Array} [array] The array to search. + * @param {*} target The value to search for. + * @returns {boolean} Returns `true` if `target` is found, else `false`. + */ +function arrayIncludes(array, value) { + var length = array ? array.length : 0; + return !!length && baseIndexOf(array, value, 0) > -1; +} + +/** + * This function is like `arrayIncludes` except that it accepts a comparator. + * + * @private + * @param {Array} [array] The array to search. + * @param {*} target The value to search for. + * @param {Function} comparator The comparator invoked per element. + * @returns {boolean} Returns `true` if `target` is found, else `false`. + */ +function arrayIncludesWith(array, value, comparator) { + var index = -1, + length = array ? array.length : 0; + + while (++index < length) { + if (comparator(value, array[index])) { + return true; + } + } + return false; +} + +/** + * A specialized version of `_.some` for arrays without support for iteratee + * shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} predicate The function invoked per iteration. + * @returns {boolean} Returns `true` if any element passes the predicate check, + * else `false`. + */ +function arraySome(array, predicate) { + var index = -1, + length = array ? array.length : 0; + + while (++index < length) { + if (predicate(array[index], index, array)) { + return true; + } + } + return false; +} + +/** + * The base implementation of `_.findIndex` and `_.findLastIndex` without + * support for iteratee shorthands. + * + * @private + * @param {Array} array The array to search. + * @param {Function} predicate The function invoked per iteration. + * @param {number} fromIndex The index to search from. + * @param {boolean} [fromRight] Specify iterating from right to left. + * @returns {number} Returns the index of the matched value, else `-1`. + */ +function baseFindIndex(array, predicate, fromIndex, fromRight) { + var length = array.length, + index = fromIndex + (fromRight ? 1 : -1); + + while ((fromRight ? index-- : ++index < length)) { + if (predicate(array[index], index, array)) { + return index; + } + } + return -1; +} + +/** + * The base implementation of `_.indexOf` without `fromIndex` bounds checks. + * + * @private + * @param {Array} array The array to search. + * @param {*} value The value to search for. + * @param {number} fromIndex The index to search from. + * @returns {number} Returns the index of the matched value, else `-1`. + */ +function baseIndexOf(array, value, fromIndex) { + if (value !== value) { + return baseFindIndex(array, baseIsNaN, fromIndex); + } + var index = fromIndex - 1, + length = array.length; + + while (++index < length) { + if (array[index] === value) { + return index; + } + } + return -1; +} + +/** + * The base implementation of `_.isNaN` without support for number objects. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is `NaN`, else `false`. + */ +function baseIsNaN(value) { + return value !== value; +} + +/** + * The base implementation of `_.property` without support for deep paths. + * + * @private + * @param {string} key The key of the property to get. + * @returns {Function} Returns the new accessor function. + */ +function baseProperty(key) { + return function(object) { + return object == null ? undefined : object[key]; + }; +} + +/** + * The base implementation of `_.times` without support for iteratee shorthands + * or max array length checks. + * + * @private + * @param {number} n The number of times to invoke `iteratee`. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns the array of results. + */ +function baseTimes(n, iteratee) { + var index = -1, + result = Array(n); + + while (++index < n) { + result[index] = iteratee(index); + } + return result; +} + +/** + * The base implementation of `_.unary` without support for storing metadata. + * + * @private + * @param {Function} func The function to cap arguments for. + * @returns {Function} Returns the new capped function. + */ +function baseUnary(func) { + return function(value) { + return func(value); + }; +} + +/** + * Checks if a cache value for `key` exists. + * + * @private + * @param {Object} cache The cache to query. + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function cacheHas(cache, key) { + return cache.has(key); +} + +/** + * Gets the value at `key` of `object`. + * + * @private + * @param {Object} [object] The object to query. + * @param {string} key The key of the property to get. + * @returns {*} Returns the property value. + */ +function getValue(object, key) { + return object == null ? undefined : object[key]; +} + +/** + * Checks if `value` is a host object in IE < 9. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a host object, else `false`. + */ +function isHostObject(value) { + // Many host objects are `Object` objects that can coerce to strings + // despite having improperly defined `toString` methods. + var result = false; + if (value != null && typeof value.toString != 'function') { + try { + result = !!(value + ''); + } catch (e) {} + } + return result; +} + +/** + * Converts `map` to its key-value pairs. + * + * @private + * @param {Object} map The map to convert. + * @returns {Array} Returns the key-value pairs. + */ +function mapToArray(map) { + var index = -1, + result = Array(map.size); + + map.forEach(function(value, key) { + result[++index] = [key, value]; + }); + return result; +} + +/** + * Creates a function that invokes `func` with its first argument transformed. + * + * @private + * @param {Function} func The function to wrap. + * @param {Function} transform The argument transform. + * @returns {Function} Returns the new function. + */ +function overArg(func, transform) { + return function(arg) { + return func(transform(arg)); + }; +} + +/** + * Converts `set` to an array of its values. + * + * @private + * @param {Object} set The set to convert. + * @returns {Array} Returns the values. + */ +function setToArray(set) { + var index = -1, + result = Array(set.size); + + set.forEach(function(value) { + result[++index] = value; + }); + return result; +} + +/** Used for built-in method references. */ +var arrayProto = Array.prototype, + objectProto = Object.prototype; + +/** Used to detect overreaching core-js shims. */ +var coreJsData = root['__core-js_shared__']; + +/** Used to detect methods masquerading as native. */ +var maskSrcKey = (function() { + var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || ''); + return uid ? ('Symbol(src)_1.' + uid) : ''; +}()); + +/** Used to resolve the decompiled source of functions. */ +var funcToString = Function.prototype.toString; + +/** Used to check objects for own properties. */ +var hasOwnProperty = objectProto.hasOwnProperty; + +/** + * Used to resolve the + * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * of values. + */ +var objectToString = objectProto.toString; + +/** Used to detect if a method is native. */ +var reIsNative = RegExp('^' + + funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&') + .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$' +); + +/** Built-in value references. */ +var Symbol = root.Symbol, + Uint8Array = root.Uint8Array, + propertyIsEnumerable = objectProto.propertyIsEnumerable, + splice = arrayProto.splice; + +/* Built-in method references for those with the same name as other `lodash` methods. */ +var nativeGetPrototype = Object.getPrototypeOf, + nativeKeys = Object.keys; + +/* Built-in method references that are verified to be native. */ +var DataView = getNative(root, 'DataView'), + Map = getNative(root, 'Map'), + Promise = getNative(root, 'Promise'), + Set = getNative(root, 'Set'), + WeakMap = getNative(root, 'WeakMap'), + nativeCreate = getNative(Object, 'create'); + +/** Used to detect maps, sets, and weakmaps. */ +var dataViewCtorString = toSource(DataView), + mapCtorString = toSource(Map), + promiseCtorString = toSource(Promise), + setCtorString = toSource(Set), + weakMapCtorString = toSource(WeakMap); + +/** Used to convert symbols to primitives and strings. */ +var symbolProto = Symbol ? Symbol.prototype : undefined, + symbolValueOf = symbolProto ? symbolProto.valueOf : undefined, + symbolToString = symbolProto ? symbolProto.toString : undefined; + +/** + * Creates a hash object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Hash(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the hash. + * + * @private + * @name clear + * @memberOf Hash + */ +function hashClear() { + this.__data__ = nativeCreate ? nativeCreate(null) : {}; +} + +/** + * Removes `key` and its value from the hash. + * + * @private + * @name delete + * @memberOf Hash + * @param {Object} hash The hash to modify. + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function hashDelete(key) { + return this.has(key) && delete this.__data__[key]; +} + +/** + * Gets the hash value for `key`. + * + * @private + * @name get + * @memberOf Hash + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function hashGet(key) { + var data = this.__data__; + if (nativeCreate) { + var result = data[key]; + return result === HASH_UNDEFINED ? undefined : result; + } + return hasOwnProperty.call(data, key) ? data[key] : undefined; +} + +/** + * Checks if a hash value for `key` exists. + * + * @private + * @name has + * @memberOf Hash + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function hashHas(key) { + var data = this.__data__; + return nativeCreate ? data[key] !== undefined : hasOwnProperty.call(data, key); +} + +/** + * Sets the hash `key` to `value`. + * + * @private + * @name set + * @memberOf Hash + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the hash instance. + */ +function hashSet(key, value) { + var data = this.__data__; + data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value; + return this; +} + +// Add methods to `Hash`. +Hash.prototype.clear = hashClear; +Hash.prototype['delete'] = hashDelete; +Hash.prototype.get = hashGet; +Hash.prototype.has = hashHas; +Hash.prototype.set = hashSet; + +/** + * Creates an list cache object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function ListCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the list cache. + * + * @private + * @name clear + * @memberOf ListCache + */ +function listCacheClear() { + this.__data__ = []; +} + +/** + * Removes `key` and its value from the list cache. + * + * @private + * @name delete + * @memberOf ListCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function listCacheDelete(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + return false; + } + var lastIndex = data.length - 1; + if (index == lastIndex) { + data.pop(); + } else { + splice.call(data, index, 1); + } + return true; +} + +/** + * Gets the list cache value for `key`. + * + * @private + * @name get + * @memberOf ListCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function listCacheGet(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + return index < 0 ? undefined : data[index][1]; +} + +/** + * Checks if a list cache value for `key` exists. + * + * @private + * @name has + * @memberOf ListCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function listCacheHas(key) { + return assocIndexOf(this.__data__, key) > -1; +} + +/** + * Sets the list cache `key` to `value`. + * + * @private + * @name set + * @memberOf ListCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the list cache instance. + */ +function listCacheSet(key, value) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + data.push([key, value]); + } else { + data[index][1] = value; + } + return this; +} + +// Add methods to `ListCache`. +ListCache.prototype.clear = listCacheClear; +ListCache.prototype['delete'] = listCacheDelete; +ListCache.prototype.get = listCacheGet; +ListCache.prototype.has = listCacheHas; +ListCache.prototype.set = listCacheSet; + +/** + * Creates a map cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function MapCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the map. + * + * @private + * @name clear + * @memberOf MapCache + */ +function mapCacheClear() { + this.__data__ = { + 'hash': new Hash, + 'map': new (Map || ListCache), + 'string': new Hash + }; +} + +/** + * Removes `key` and its value from the map. + * + * @private + * @name delete + * @memberOf MapCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function mapCacheDelete(key) { + return getMapData(this, key)['delete'](key); +} + +/** + * Gets the map value for `key`. + * + * @private + * @name get + * @memberOf MapCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function mapCacheGet(key) { + return getMapData(this, key).get(key); +} + +/** + * Checks if a map value for `key` exists. + * + * @private + * @name has + * @memberOf MapCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function mapCacheHas(key) { + return getMapData(this, key).has(key); +} + +/** + * Sets the map `key` to `value`. + * + * @private + * @name set + * @memberOf MapCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the map cache instance. + */ +function mapCacheSet(key, value) { + getMapData(this, key).set(key, value); + return this; +} + +// Add methods to `MapCache`. +MapCache.prototype.clear = mapCacheClear; +MapCache.prototype['delete'] = mapCacheDelete; +MapCache.prototype.get = mapCacheGet; +MapCache.prototype.has = mapCacheHas; +MapCache.prototype.set = mapCacheSet; + +/** + * + * Creates an array cache object to store unique values. + * + * @private + * @constructor + * @param {Array} [values] The values to cache. + */ +function SetCache(values) { + var index = -1, + length = values ? values.length : 0; + + this.__data__ = new MapCache; + while (++index < length) { + this.add(values[index]); + } +} + +/** + * Adds `value` to the array cache. + * + * @private + * @name add + * @memberOf SetCache + * @alias push + * @param {*} value The value to cache. + * @returns {Object} Returns the cache instance. + */ +function setCacheAdd(value) { + this.__data__.set(value, HASH_UNDEFINED); + return this; +} + +/** + * Checks if `value` is in the array cache. + * + * @private + * @name has + * @memberOf SetCache + * @param {*} value The value to search for. + * @returns {number} Returns `true` if `value` is found, else `false`. + */ +function setCacheHas(value) { + return this.__data__.has(value); +} + +// Add methods to `SetCache`. +SetCache.prototype.add = SetCache.prototype.push = setCacheAdd; +SetCache.prototype.has = setCacheHas; + +/** + * Creates a stack cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Stack(entries) { + this.__data__ = new ListCache(entries); +} + +/** + * Removes all key-value entries from the stack. + * + * @private + * @name clear + * @memberOf Stack + */ +function stackClear() { + this.__data__ = new ListCache; +} + +/** + * Removes `key` and its value from the stack. + * + * @private + * @name delete + * @memberOf Stack + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function stackDelete(key) { + return this.__data__['delete'](key); +} + +/** + * Gets the stack value for `key`. + * + * @private + * @name get + * @memberOf Stack + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function stackGet(key) { + return this.__data__.get(key); +} + +/** + * Checks if a stack value for `key` exists. + * + * @private + * @name has + * @memberOf Stack + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function stackHas(key) { + return this.__data__.has(key); +} + +/** + * Sets the stack `key` to `value`. + * + * @private + * @name set + * @memberOf Stack + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the stack cache instance. + */ +function stackSet(key, value) { + var cache = this.__data__; + if (cache instanceof ListCache) { + var pairs = cache.__data__; + if (!Map || (pairs.length < LARGE_ARRAY_SIZE - 1)) { + pairs.push([key, value]); + return this; + } + cache = this.__data__ = new MapCache(pairs); + } + cache.set(key, value); + return this; +} + +// Add methods to `Stack`. +Stack.prototype.clear = stackClear; +Stack.prototype['delete'] = stackDelete; +Stack.prototype.get = stackGet; +Stack.prototype.has = stackHas; +Stack.prototype.set = stackSet; + +/** + * Gets the index at which the `key` is found in `array` of key-value pairs. + * + * @private + * @param {Array} array The array to search. + * @param {*} key The key to search for. + * @returns {number} Returns the index of the matched value, else `-1`. + */ +function assocIndexOf(array, key) { + var length = array.length; + while (length--) { + if (eq(array[length][0], key)) { + return length; + } + } + return -1; +} + +/** + * The base implementation of `_.get` without support for default values. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @returns {*} Returns the resolved value. + */ +function baseGet(object, path) { + path = isKey(path, object) ? [path] : castPath(path); + + var index = 0, + length = path.length; + + while (object != null && index < length) { + object = object[toKey(path[index++])]; + } + return (index && index == length) ? object : undefined; +} + +/** + * The base implementation of `getTag`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +function baseGetTag(value) { + return objectToString.call(value); +} + +/** + * The base implementation of `_.has` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHas(object, key) { + // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, + // that are composed entirely of index properties, return `false` for + // `hasOwnProperty` checks of them. + return object != null && + (hasOwnProperty.call(object, key) || + (typeof object == 'object' && key in object && getPrototype(object) === null)); +} + +/** + * The base implementation of `_.hasIn` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHasIn(object, key) { + return object != null && key in Object(object); +} + +/** + * The base implementation of `_.isEqual` which supports partial comparisons + * and tracks traversed objects. + * + * @private + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @param {Function} [customizer] The function to customize comparisons. + * @param {boolean} [bitmask] The bitmask of comparison flags. + * The bitmask may be composed of the following flags: + * 1 - Unordered comparison + * 2 - Partial comparison + * @param {Object} [stack] Tracks traversed `value` and `other` objects. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + */ +function baseIsEqual(value, other, customizer, bitmask, stack) { + if (value === other) { + return true; + } + if (value == null || other == null || (!isObject(value) && !isObjectLike(other))) { + return value !== value && other !== other; + } + return baseIsEqualDeep(value, other, baseIsEqual, customizer, bitmask, stack); +} + +/** + * A specialized version of `baseIsEqual` for arrays and objects which performs + * deep comparisons and tracks traversed objects enabling objects with circular + * references to be compared. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} [customizer] The function to customize comparisons. + * @param {number} [bitmask] The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} [stack] Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function baseIsEqualDeep(object, other, equalFunc, customizer, bitmask, stack) { + var objIsArr = isArray(object), + othIsArr = isArray(other), + objTag = arrayTag, + othTag = arrayTag; + + if (!objIsArr) { + objTag = getTag(object); + objTag = objTag == argsTag ? objectTag : objTag; + } + if (!othIsArr) { + othTag = getTag(other); + othTag = othTag == argsTag ? objectTag : othTag; + } + var objIsObj = objTag == objectTag && !isHostObject(object), + othIsObj = othTag == objectTag && !isHostObject(other), + isSameTag = objTag == othTag; + + if (isSameTag && !objIsObj) { + stack || (stack = new Stack); + return (objIsArr || isTypedArray(object)) + ? equalArrays(object, other, equalFunc, customizer, bitmask, stack) + : equalByTag(object, other, objTag, equalFunc, customizer, bitmask, stack); + } + if (!(bitmask & PARTIAL_COMPARE_FLAG)) { + var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'), + othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__'); + + if (objIsWrapped || othIsWrapped) { + var objUnwrapped = objIsWrapped ? object.value() : object, + othUnwrapped = othIsWrapped ? other.value() : other; + + stack || (stack = new Stack); + return equalFunc(objUnwrapped, othUnwrapped, customizer, bitmask, stack); + } + } + if (!isSameTag) { + return false; + } + stack || (stack = new Stack); + return equalObjects(object, other, equalFunc, customizer, bitmask, stack); +} + +/** + * The base implementation of `_.isMatch` without support for iteratee shorthands. + * + * @private + * @param {Object} object The object to inspect. + * @param {Object} source The object of property values to match. + * @param {Array} matchData The property names, values, and compare flags to match. + * @param {Function} [customizer] The function to customize comparisons. + * @returns {boolean} Returns `true` if `object` is a match, else `false`. + */ +function baseIsMatch(object, source, matchData, customizer) { + var index = matchData.length, + length = index, + noCustomizer = !customizer; + + if (object == null) { + return !length; + } + object = Object(object); + while (index--) { + var data = matchData[index]; + if ((noCustomizer && data[2]) + ? data[1] !== object[data[0]] + : !(data[0] in object) + ) { + return false; + } + } + while (++index < length) { + data = matchData[index]; + var key = data[0], + objValue = object[key], + srcValue = data[1]; + + if (noCustomizer && data[2]) { + if (objValue === undefined && !(key in object)) { + return false; + } + } else { + var stack = new Stack; + if (customizer) { + var result = customizer(objValue, srcValue, key, object, source, stack); + } + if (!(result === undefined + ? baseIsEqual(srcValue, objValue, customizer, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG, stack) + : result + )) { + return false; + } + } + } + return true; +} + +/** + * The base implementation of `_.isNative` without bad shim checks. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a native function, + * else `false`. + */ +function baseIsNative(value) { + if (!isObject(value) || isMasked(value)) { + return false; + } + var pattern = (isFunction(value) || isHostObject(value)) ? reIsNative : reIsHostCtor; + return pattern.test(toSource(value)); +} + +/** + * The base implementation of `_.isTypedArray` without Node.js optimizations. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + */ +function baseIsTypedArray(value) { + return isObjectLike(value) && + isLength(value.length) && !!typedArrayTags[objectToString.call(value)]; +} + +/** + * The base implementation of `_.iteratee`. + * + * @private + * @param {*} [value=_.identity] The value to convert to an iteratee. + * @returns {Function} Returns the iteratee. + */ +function baseIteratee(value) { + // Don't store the `typeof` result in a variable to avoid a JIT bug in Safari 9. + // See https://bugs.webkit.org/show_bug.cgi?id=156034 for more details. + if (typeof value == 'function') { + return value; + } + if (value == null) { + return identity; + } + if (typeof value == 'object') { + return isArray(value) + ? baseMatchesProperty(value[0], value[1]) + : baseMatches(value); + } + return property(value); +} + +/** + * The base implementation of `_.keys` which doesn't skip the constructor + * property of prototypes or treat sparse arrays as dense. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + */ +var baseKeys = overArg(nativeKeys, Object); + +/** + * The base implementation of `_.matches` which doesn't clone `source`. + * + * @private + * @param {Object} source The object of property values to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatches(source) { + var matchData = getMatchData(source); + if (matchData.length == 1 && matchData[0][2]) { + return matchesStrictComparable(matchData[0][0], matchData[0][1]); + } + return function(object) { + return object === source || baseIsMatch(object, source, matchData); + }; +} + +/** + * The base implementation of `_.matchesProperty` which doesn't clone `srcValue`. + * + * @private + * @param {string} path The path of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatchesProperty(path, srcValue) { + if (isKey(path) && isStrictComparable(srcValue)) { + return matchesStrictComparable(toKey(path), srcValue); + } + return function(object) { + var objValue = get(object, path); + return (objValue === undefined && objValue === srcValue) + ? hasIn(object, path) + : baseIsEqual(srcValue, objValue, undefined, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG); + }; +} + +/** + * A specialized version of `baseProperty` which supports deep paths. + * + * @private + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + */ +function basePropertyDeep(path) { + return function(object) { + return baseGet(object, path); + }; +} + +/** + * The base implementation of `_.toString` which doesn't convert nullish + * values to empty strings. + * + * @private + * @param {*} value The value to process. + * @returns {string} Returns the string. + */ +function baseToString(value) { + // Exit early for strings to avoid a performance hit in some environments. + if (typeof value == 'string') { + return value; + } + if (isSymbol(value)) { + return symbolToString ? symbolToString.call(value) : ''; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +/** + * The base implementation of `_.uniqBy` without support for iteratee shorthands. + * + * @private + * @param {Array} array The array to inspect. + * @param {Function} [iteratee] The iteratee invoked per element. + * @param {Function} [comparator] The comparator invoked per element. + * @returns {Array} Returns the new duplicate free array. + */ +function baseUniq(array, iteratee, comparator) { + var index = -1, + includes = arrayIncludes, + length = array.length, + isCommon = true, + result = [], + seen = result; + + if (comparator) { + isCommon = false; + includes = arrayIncludesWith; + } + else if (length >= LARGE_ARRAY_SIZE) { + var set = iteratee ? null : createSet(array); + if (set) { + return setToArray(set); + } + isCommon = false; + includes = cacheHas; + seen = new SetCache; + } + else { + seen = iteratee ? [] : result; + } + outer: + while (++index < length) { + var value = array[index], + computed = iteratee ? iteratee(value) : value; + + value = (comparator || value !== 0) ? value : 0; + if (isCommon && computed === computed) { + var seenIndex = seen.length; + while (seenIndex--) { + if (seen[seenIndex] === computed) { + continue outer; + } + } + if (iteratee) { + seen.push(computed); + } + result.push(value); + } + else if (!includes(seen, computed, comparator)) { + if (seen !== result) { + seen.push(computed); + } + result.push(value); + } + } + return result; +} + +/** + * Casts `value` to a path array if it's not one. + * + * @private + * @param {*} value The value to inspect. + * @returns {Array} Returns the cast property path array. + */ +function castPath(value) { + return isArray(value) ? value : stringToPath(value); +} + +/** + * Creates a set object of `values`. + * + * @private + * @param {Array} values The values to add to the set. + * @returns {Object} Returns the new set. + */ +var createSet = !(Set && (1 / setToArray(new Set([,-0]))[1]) == INFINITY) ? noop : function(values) { + return new Set(values); +}; + +/** + * A specialized version of `baseIsEqualDeep` for arrays with support for + * partial deep comparisons. + * + * @private + * @param {Array} array The array to compare. + * @param {Array} other The other array to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `array` and `other` objects. + * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`. + */ +function equalArrays(array, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + arrLength = array.length, + othLength = other.length; + + if (arrLength != othLength && !(isPartial && othLength > arrLength)) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(array); + if (stacked && stack.get(other)) { + return stacked == other; + } + var index = -1, + result = true, + seen = (bitmask & UNORDERED_COMPARE_FLAG) ? new SetCache : undefined; + + stack.set(array, other); + stack.set(other, array); + + // Ignore non-index properties. + while (++index < arrLength) { + var arrValue = array[index], + othValue = other[index]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, arrValue, index, other, array, stack) + : customizer(arrValue, othValue, index, array, other, stack); + } + if (compared !== undefined) { + if (compared) { + continue; + } + result = false; + break; + } + // Recursively compare arrays (susceptible to call stack limits). + if (seen) { + if (!arraySome(other, function(othValue, othIndex) { + if (!seen.has(othIndex) && + (arrValue === othValue || equalFunc(arrValue, othValue, customizer, bitmask, stack))) { + return seen.add(othIndex); + } + })) { + result = false; + break; + } + } else if (!( + arrValue === othValue || + equalFunc(arrValue, othValue, customizer, bitmask, stack) + )) { + result = false; + break; + } + } + stack['delete'](array); + return result; +} + +/** + * A specialized version of `baseIsEqualDeep` for comparing objects of + * the same `toStringTag`. + * + * **Note:** This function only supports comparing values with tags of + * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {string} tag The `toStringTag` of the objects to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { + switch (tag) { + case dataViewTag: + if ((object.byteLength != other.byteLength) || + (object.byteOffset != other.byteOffset)) { + return false; + } + object = object.buffer; + other = other.buffer; + + case arrayBufferTag: + if ((object.byteLength != other.byteLength) || + !equalFunc(new Uint8Array(object), new Uint8Array(other))) { + return false; + } + return true; + + case boolTag: + case dateTag: + case numberTag: + // Coerce booleans to `1` or `0` and dates to milliseconds. + // Invalid dates are coerced to `NaN`. + return eq(+object, +other); + + case errorTag: + return object.name == other.name && object.message == other.message; + + case regexpTag: + case stringTag: + // Coerce regexes to strings and treat strings, primitives and objects, + // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // for more details. + return object == (other + ''); + + case mapTag: + var convert = mapToArray; + + case setTag: + var isPartial = bitmask & PARTIAL_COMPARE_FLAG; + convert || (convert = setToArray); + + if (object.size != other.size && !isPartial) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked) { + return stacked == other; + } + bitmask |= UNORDERED_COMPARE_FLAG; + + // Recursively compare objects (susceptible to call stack limits). + stack.set(object, other); + var result = equalArrays(convert(object), convert(other), equalFunc, customizer, bitmask, stack); + stack['delete'](object); + return result; + + case symbolTag: + if (symbolValueOf) { + return symbolValueOf.call(object) == symbolValueOf.call(other); + } + } + return false; +} + +/** + * A specialized version of `baseIsEqualDeep` for objects with support for + * partial deep comparisons. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + objProps = keys(object), + objLength = objProps.length, + othProps = keys(other), + othLength = othProps.length; + + if (objLength != othLength && !isPartial) { + return false; + } + var index = objLength; + while (index--) { + var key = objProps[index]; + if (!(isPartial ? key in other : baseHas(other, key))) { + return false; + } + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked && stack.get(other)) { + return stacked == other; + } + var result = true; + stack.set(object, other); + stack.set(other, object); + + var skipCtor = isPartial; + while (++index < objLength) { + key = objProps[index]; + var objValue = object[key], + othValue = other[key]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, objValue, key, other, object, stack) + : customizer(objValue, othValue, key, object, other, stack); + } + // Recursively compare objects (susceptible to call stack limits). + if (!(compared === undefined + ? (objValue === othValue || equalFunc(objValue, othValue, customizer, bitmask, stack)) + : compared + )) { + result = false; + break; + } + skipCtor || (skipCtor = key == 'constructor'); + } + if (result && !skipCtor) { + var objCtor = object.constructor, + othCtor = other.constructor; + + // Non `Object` object instances with different constructors are not equal. + if (objCtor != othCtor && + ('constructor' in object && 'constructor' in other) && + !(typeof objCtor == 'function' && objCtor instanceof objCtor && + typeof othCtor == 'function' && othCtor instanceof othCtor)) { + result = false; + } + } + stack['delete'](object); + return result; +} + +/** + * Gets the "length" property value of `object`. + * + * **Note:** This function is used to avoid a + * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects + * Safari on at least iOS 8.1-8.3 ARM64. + * + * @private + * @param {Object} object The object to query. + * @returns {*} Returns the "length" value. + */ +var getLength = baseProperty('length'); + +/** + * Gets the data for `map`. + * + * @private + * @param {Object} map The map to query. + * @param {string} key The reference key. + * @returns {*} Returns the map data. + */ +function getMapData(map, key) { + var data = map.__data__; + return isKeyable(key) + ? data[typeof key == 'string' ? 'string' : 'hash'] + : data.map; +} + +/** + * Gets the property names, values, and compare flags of `object`. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the match data of `object`. + */ +function getMatchData(object) { + var result = keys(object), + length = result.length; + + while (length--) { + var key = result[length], + value = object[key]; + + result[length] = [key, value, isStrictComparable(value)]; + } + return result; +} + +/** + * Gets the native function at `key` of `object`. + * + * @private + * @param {Object} object The object to query. + * @param {string} key The key of the method to get. + * @returns {*} Returns the function if it's native, else `undefined`. + */ +function getNative(object, key) { + var value = getValue(object, key); + return baseIsNative(value) ? value : undefined; +} + +/** + * Gets the `[[Prototype]]` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {null|Object} Returns the `[[Prototype]]`. + */ +var getPrototype = overArg(nativeGetPrototype, Object); + +/** + * Gets the `toStringTag` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +var getTag = baseGetTag; + +// Fallback for data views, maps, sets, and weak maps in IE 11, +// for data views in Edge, and promises in Node.js. +if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || + (Map && getTag(new Map) != mapTag) || + (Promise && getTag(Promise.resolve()) != promiseTag) || + (Set && getTag(new Set) != setTag) || + (WeakMap && getTag(new WeakMap) != weakMapTag)) { + getTag = function(value) { + var result = objectToString.call(value), + Ctor = result == objectTag ? value.constructor : undefined, + ctorString = Ctor ? toSource(Ctor) : undefined; + + if (ctorString) { + switch (ctorString) { + case dataViewCtorString: return dataViewTag; + case mapCtorString: return mapTag; + case promiseCtorString: return promiseTag; + case setCtorString: return setTag; + case weakMapCtorString: return weakMapTag; + } + } + return result; + }; +} + +/** + * Checks if `path` exists on `object`. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @param {Function} hasFunc The function to check properties. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + */ +function hasPath(object, path, hasFunc) { + path = isKey(path, object) ? [path] : castPath(path); + + var result, + index = -1, + length = path.length; + + while (++index < length) { + var key = toKey(path[index]); + if (!(result = object != null && hasFunc(object, key))) { + break; + } + object = object[key]; + } + if (result) { + return result; + } + var length = object ? object.length : 0; + return !!length && isLength(length) && isIndex(key, length) && + (isArray(object) || isString(object) || isArguments(object)); +} + +/** + * Creates an array of index keys for `object` values of arrays, + * `arguments` objects, and strings, otherwise `null` is returned. + * + * @private + * @param {Object} object The object to query. + * @returns {Array|null} Returns index keys, else `null`. + */ +function indexKeys(object) { + var length = object ? object.length : undefined; + if (isLength(length) && + (isArray(object) || isString(object) || isArguments(object))) { + return baseTimes(length, String); + } + return null; +} + +/** + * Checks if `value` is a valid array-like index. + * + * @private + * @param {*} value The value to check. + * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index. + * @returns {boolean} Returns `true` if `value` is a valid index, else `false`. + */ +function isIndex(value, length) { + length = length == null ? MAX_SAFE_INTEGER : length; + return !!length && + (typeof value == 'number' || reIsUint.test(value)) && + (value > -1 && value % 1 == 0 && value < length); +} + +/** + * Checks if `value` is a property name and not a property path. + * + * @private + * @param {*} value The value to check. + * @param {Object} [object] The object to query keys on. + * @returns {boolean} Returns `true` if `value` is a property name, else `false`. + */ +function isKey(value, object) { + if (isArray(value)) { + return false; + } + var type = typeof value; + if (type == 'number' || type == 'symbol' || type == 'boolean' || + value == null || isSymbol(value)) { + return true; + } + return reIsPlainProp.test(value) || !reIsDeepProp.test(value) || + (object != null && value in Object(object)); +} + +/** + * Checks if `value` is suitable for use as unique object key. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is suitable, else `false`. + */ +function isKeyable(value) { + var type = typeof value; + return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean') + ? (value !== '__proto__') + : (value === null); +} + +/** + * Checks if `func` has its source masked. + * + * @private + * @param {Function} func The function to check. + * @returns {boolean} Returns `true` if `func` is masked, else `false`. + */ +function isMasked(func) { + return !!maskSrcKey && (maskSrcKey in func); +} + +/** + * Checks if `value` is likely a prototype object. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a prototype, else `false`. + */ +function isPrototype(value) { + var Ctor = value && value.constructor, + proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto; + + return value === proto; +} + +/** + * Checks if `value` is suitable for strict equality comparisons, i.e. `===`. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` if suitable for strict + * equality comparisons, else `false`. + */ +function isStrictComparable(value) { + return value === value && !isObject(value); +} + +/** + * A specialized version of `matchesProperty` for source values suitable + * for strict equality comparisons, i.e. `===`. + * + * @private + * @param {string} key The key of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function matchesStrictComparable(key, srcValue) { + return function(object) { + if (object == null) { + return false; + } + return object[key] === srcValue && + (srcValue !== undefined || (key in Object(object))); + }; +} + +/** + * Converts `string` to a property path array. + * + * @private + * @param {string} string The string to convert. + * @returns {Array} Returns the property path array. + */ +var stringToPath = memoize(function(string) { + var result = []; + toString(string).replace(rePropName, function(match, number, quote, string) { + result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match)); + }); + return result; +}); + +/** + * Converts `value` to a string key if it's not a string or symbol. + * + * @private + * @param {*} value The value to inspect. + * @returns {string|symbol} Returns the key. + */ +function toKey(value) { + if (typeof value == 'string' || isSymbol(value)) { + return value; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +/** + * Converts `func` to its source code. + * + * @private + * @param {Function} func The function to process. + * @returns {string} Returns the source code. + */ +function toSource(func) { + if (func != null) { + try { + return funcToString.call(func); + } catch (e) {} + try { + return (func + ''); + } catch (e) {} + } + return ''; +} /** * This method is like `_.uniq` except that it accepts `iteratee` which is @@ -19,7 +1861,7 @@ var baseIteratee = require('lodash._baseiteratee'), * @since 4.0.0 * @category Array * @param {Array} array The array to inspect. - * @param {Array|Function|Object|string} [iteratee=_.identity] + * @param {Function} [iteratee=_.identity] * The iteratee invoked per element. * @returns {Array} Returns the new duplicate free array. * @example @@ -33,8 +1875,591 @@ var baseIteratee = require('lodash._baseiteratee'), */ function uniqBy(array, iteratee) { return (array && array.length) - ? baseUniq(array, baseIteratee(iteratee)) + ? baseUniq(array, baseIteratee(iteratee, 2)) : []; } +/** + * Creates a function that memoizes the result of `func`. If `resolver` is + * provided, it determines the cache key for storing the result based on the + * arguments provided to the memoized function. By default, the first argument + * provided to the memoized function is used as the map cache key. The `func` + * is invoked with the `this` binding of the memoized function. + * + * **Note:** The cache is exposed as the `cache` property on the memoized + * function. Its creation may be customized by replacing the `_.memoize.Cache` + * constructor with one whose instances implement the + * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * method interface of `delete`, `get`, `has`, and `set`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Function + * @param {Function} func The function to have its output memoized. + * @param {Function} [resolver] The function to resolve the cache key. + * @returns {Function} Returns the new memoized function. + * @example + * + * var object = { 'a': 1, 'b': 2 }; + * var other = { 'c': 3, 'd': 4 }; + * + * var values = _.memoize(_.values); + * values(object); + * // => [1, 2] + * + * values(other); + * // => [3, 4] + * + * object.a = 2; + * values(object); + * // => [1, 2] + * + * // Modify the result cache. + * values.cache.set(object, ['a', 'b']); + * values(object); + * // => ['a', 'b'] + * + * // Replace `_.memoize.Cache`. + * _.memoize.Cache = WeakMap; + */ +function memoize(func, resolver) { + if (typeof func != 'function' || (resolver && typeof resolver != 'function')) { + throw new TypeError(FUNC_ERROR_TEXT); + } + var memoized = function() { + var args = arguments, + key = resolver ? resolver.apply(this, args) : args[0], + cache = memoized.cache; + + if (cache.has(key)) { + return cache.get(key); + } + var result = func.apply(this, args); + memoized.cache = cache.set(key, result); + return result; + }; + memoized.cache = new (memoize.Cache || MapCache); + return memoized; +} + +// Assign cache to `_.memoize`. +memoize.Cache = MapCache; + +/** + * Performs a + * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * comparison between two values to determine if they are equivalent. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + * @example + * + * var object = { 'a': 1 }; + * var other = { 'a': 1 }; + * + * _.eq(object, object); + * // => true + * + * _.eq(object, other); + * // => false + * + * _.eq('a', 'a'); + * // => true + * + * _.eq('a', Object('a')); + * // => false + * + * _.eq(NaN, NaN); + * // => true + */ +function eq(value, other) { + return value === other || (value !== value && other !== other); +} + +/** + * Checks if `value` is likely an `arguments` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an `arguments` object, + * else `false`. + * @example + * + * _.isArguments(function() { return arguments; }()); + * // => true + * + * _.isArguments([1, 2, 3]); + * // => false + */ +function isArguments(value) { + // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && + (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); +} + +/** + * Checks if `value` is classified as an `Array` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array, else `false`. + * @example + * + * _.isArray([1, 2, 3]); + * // => true + * + * _.isArray(document.body.children); + * // => false + * + * _.isArray('abc'); + * // => false + * + * _.isArray(_.noop); + * // => false + */ +var isArray = Array.isArray; + +/** + * Checks if `value` is array-like. A value is considered array-like if it's + * not a function and has a `value.length` that's an integer greater than or + * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is array-like, else `false`. + * @example + * + * _.isArrayLike([1, 2, 3]); + * // => true + * + * _.isArrayLike(document.body.children); + * // => true + * + * _.isArrayLike('abc'); + * // => true + * + * _.isArrayLike(_.noop); + * // => false + */ +function isArrayLike(value) { + return value != null && isLength(getLength(value)) && !isFunction(value); +} + +/** + * This method is like `_.isArrayLike` except that it also checks if `value` + * is an object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array-like object, + * else `false`. + * @example + * + * _.isArrayLikeObject([1, 2, 3]); + * // => true + * + * _.isArrayLikeObject(document.body.children); + * // => true + * + * _.isArrayLikeObject('abc'); + * // => false + * + * _.isArrayLikeObject(_.noop); + * // => false + */ +function isArrayLikeObject(value) { + return isObjectLike(value) && isArrayLike(value); +} + +/** + * Checks if `value` is classified as a `Function` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a function, else `false`. + * @example + * + * _.isFunction(_); + * // => true + * + * _.isFunction(/abc/); + * // => false + */ +function isFunction(value) { + // The use of `Object#toString` avoids issues with the `typeof` operator + // in Safari 8 which returns 'object' for typed array and weak map constructors, + // and PhantomJS 1.9 which returns 'function' for `NodeList` instances. + var tag = isObject(value) ? objectToString.call(value) : ''; + return tag == funcTag || tag == genTag; +} + +/** + * Checks if `value` is a valid array-like length. + * + * **Note:** This function is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a valid length, + * else `false`. + * @example + * + * _.isLength(3); + * // => true + * + * _.isLength(Number.MIN_VALUE); + * // => false + * + * _.isLength(Infinity); + * // => false + * + * _.isLength('3'); + * // => false + */ +function isLength(value) { + return typeof value == 'number' && + value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER; +} + +/** + * Checks if `value` is the + * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types) + * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an object, else `false`. + * @example + * + * _.isObject({}); + * // => true + * + * _.isObject([1, 2, 3]); + * // => true + * + * _.isObject(_.noop); + * // => true + * + * _.isObject(null); + * // => false + */ +function isObject(value) { + var type = typeof value; + return !!value && (type == 'object' || type == 'function'); +} + +/** + * Checks if `value` is object-like. A value is object-like if it's not `null` + * and has a `typeof` result of "object". + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is object-like, else `false`. + * @example + * + * _.isObjectLike({}); + * // => true + * + * _.isObjectLike([1, 2, 3]); + * // => true + * + * _.isObjectLike(_.noop); + * // => false + * + * _.isObjectLike(null); + * // => false + */ +function isObjectLike(value) { + return !!value && typeof value == 'object'; +} + +/** + * Checks if `value` is classified as a `String` primitive or object. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a string, else `false`. + * @example + * + * _.isString('abc'); + * // => true + * + * _.isString(1); + * // => false + */ +function isString(value) { + return typeof value == 'string' || + (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); +} + +/** + * Checks if `value` is classified as a `Symbol` primitive or object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a symbol, else `false`. + * @example + * + * _.isSymbol(Symbol.iterator); + * // => true + * + * _.isSymbol('abc'); + * // => false + */ +function isSymbol(value) { + return typeof value == 'symbol' || + (isObjectLike(value) && objectToString.call(value) == symbolTag); +} + +/** + * Checks if `value` is classified as a typed array. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + * @example + * + * _.isTypedArray(new Uint8Array); + * // => true + * + * _.isTypedArray([]); + * // => false + */ +var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray; + +/** + * Converts `value` to a string. An empty string is returned for `null` + * and `undefined` values. The sign of `-0` is preserved. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to process. + * @returns {string} Returns the string. + * @example + * + * _.toString(null); + * // => '' + * + * _.toString(-0); + * // => '-0' + * + * _.toString([1, 2, 3]); + * // => '1,2,3' + */ +function toString(value) { + return value == null ? '' : baseToString(value); +} + +/** + * Gets the value at `path` of `object`. If the resolved value is + * `undefined`, the `defaultValue` is returned in its place. + * + * @static + * @memberOf _ + * @since 3.7.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @param {*} [defaultValue] The value returned for `undefined` resolved values. + * @returns {*} Returns the resolved value. + * @example + * + * var object = { 'a': [{ 'b': { 'c': 3 } }] }; + * + * _.get(object, 'a[0].b.c'); + * // => 3 + * + * _.get(object, ['a', '0', 'b', 'c']); + * // => 3 + * + * _.get(object, 'a.b.c', 'default'); + * // => 'default' + */ +function get(object, path, defaultValue) { + var result = object == null ? undefined : baseGet(object, path); + return result === undefined ? defaultValue : result; +} + +/** + * Checks if `path` is a direct or inherited property of `object`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + * @example + * + * var object = _.create({ 'a': _.create({ 'b': 2 }) }); + * + * _.hasIn(object, 'a'); + * // => true + * + * _.hasIn(object, 'a.b'); + * // => true + * + * _.hasIn(object, ['a', 'b']); + * // => true + * + * _.hasIn(object, 'b'); + * // => false + */ +function hasIn(object, path) { + return object != null && hasPath(object, path, baseHasIn); +} + +/** + * Creates an array of the own enumerable property names of `object`. + * + * **Note:** Non-object values are coerced to objects. See the + * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * for more details. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.keys(new Foo); + * // => ['a', 'b'] (iteration order is not guaranteed) + * + * _.keys('hi'); + * // => ['0', '1'] + */ +function keys(object) { + var isProto = isPrototype(object); + if (!(isProto || isArrayLike(object))) { + return baseKeys(object); + } + var indexes = indexKeys(object), + skipIndexes = !!indexes, + result = indexes || [], + length = result.length; + + for (var key in object) { + if (baseHas(object, key) && + !(skipIndexes && (key == 'length' || isIndex(key, length))) && + !(isProto && key == 'constructor')) { + result.push(key); + } + } + return result; +} + +/** + * This method returns the first argument it receives. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Util + * @param {*} value Any value. + * @returns {*} Returns `value`. + * @example + * + * var object = { 'a': 1 }; + * + * console.log(_.identity(object) === object); + * // => true + */ +function identity(value) { + return value; +} + +/** + * This method returns `undefined`. + * + * @static + * @memberOf _ + * @since 2.3.0 + * @category Util + * @example + * + * _.times(2, _.noop); + * // => [undefined, undefined] + */ +function noop() { + // No operation performed. +} + +/** + * Creates a function that returns the value at `path` of a given object. + * + * @static + * @memberOf _ + * @since 2.4.0 + * @category Util + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + * @example + * + * var objects = [ + * { 'a': { 'b': 2 } }, + * { 'a': { 'b': 1 } } + * ]; + * + * _.map(objects, _.property('a.b')); + * // => [2, 1] + * + * _.map(_.sortBy(objects, _.property(['a', 'b'])), 'a.b'); + * // => [1, 2] + */ +function property(path) { + return isKey(path) ? baseProperty(toKey(path)) : basePropertyDeep(path); +} + module.exports = uniqBy; diff --git a/lodash.uniqby/package.json b/lodash.uniqby/package.json index a5fde10a2..29f203936 100644 --- a/lodash.uniqby/package.json +++ b/lodash.uniqby/package.json @@ -1,6 +1,6 @@ { "name": "lodash.uniqby", - "version": "4.5.0", + "version": "4.6.0", "description": "The lodash method `_.uniqBy` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", @@ -13,9 +13,5 @@ "Mathias Bynens (https://mathiasbynens.be/)" ], "repository": "lodash/lodash", - "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" }, - "dependencies": { - "lodash._baseiteratee": "~4.7.0", - "lodash._baseuniq": "~4.6.0" - } + "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" } } diff --git a/lodash.update/LICENSE b/lodash.update/LICENSE new file mode 100644 index 000000000..bcbe13d67 --- /dev/null +++ b/lodash.update/LICENSE @@ -0,0 +1,23 @@ +The MIT License (MIT) + +Copyright 2012-2016 The Dojo Foundation +Based on Underscore.js, copyright 2009-2016 Jeremy Ashkenas, +DocumentCloud and Investigative Reporters & Editors + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. diff --git a/lodash.update/README.md b/lodash.update/README.md new file mode 100644 index 000000000..11cd9d819 --- /dev/null +++ b/lodash.update/README.md @@ -0,0 +1,18 @@ +# lodash.update v4.6.0 + +The [lodash](https://lodash.com/) method `_.update` exported as a [Node.js](https://nodejs.org/) module. + +## Installation + +Using npm: +```bash +$ {sudo -H} npm i -g npm +$ npm i --save lodash.update +``` + +In Node.js: +```js +var update = require('lodash.update'); +``` + +See the [documentation](https://lodash.com/docs#update) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.update) for more details. diff --git a/lodash.update/index.js b/lodash.update/index.js new file mode 100644 index 000000000..aa4b01701 --- /dev/null +++ b/lodash.update/index.js @@ -0,0 +1,182 @@ +/** + * lodash 4.6.0 (Custom Build) + * Build: `lodash modularize exports="npm" -o ./` + * Copyright 2012-2016 The Dojo Foundation + * Based on Underscore.js 1.8.3 + * Copyright 2009-2016 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors + * Available under MIT license + */ +var baseSet = require('lodash._baseset'), + toString = require('lodash.tostring'); + +/** Used to match property names within property paths. */ +var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, + reIsPlainProp = /^\w*$/, + rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]/g; + +/** Used to match backslashes in property paths. */ +var reEscapeChar = /\\(\\)?/g; + +/** + * Casts `value` to `identity` if it's not a function. + * + * @private + * @param {*} value The value to inspect. + * @returns {Array} Returns the array-like object. + */ +function baseCastFunction(value) { + return typeof value == 'function' ? value : identity; +} + +/** + * Casts `value` to a path array if it's not one. + * + * @private + * @param {*} value The value to inspect. + * @returns {Array} Returns the cast property path array. + */ +function baseCastPath(value) { + return isArray(value) ? value : stringToPath(value); +} + +/** + * The base implementation of `_.get` without support for default values. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @returns {*} Returns the resolved value. + */ +function baseGet(object, path) { + path = isKey(path, object) ? [path + ''] : baseCastPath(path); + + var index = 0, + length = path.length; + + while (object != null && index < length) { + object = object[path[index++]]; + } + return (index && index == length) ? object : undefined; +} + +/** + * The base implementation of `_.update`. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to update. + * @param {Function} updater The function to produce the updated value. + * @param {Function} [customizer] The function to customize path creation. + * @returns {Object} Returns `object`. + */ +function baseUpdate(object, path, updater, customizer) { + return baseSet(object, path, updater(baseGet(object, path)), customizer); +} + +/** + * Checks if `value` is a property name and not a property path. + * + * @private + * @param {*} value The value to check. + * @param {Object} [object] The object to query keys on. + * @returns {boolean} Returns `true` if `value` is a property name, else `false`. + */ +function isKey(value, object) { + if (typeof value == 'number') { + return true; + } + return !isArray(value) && + (reIsPlainProp.test(value) || !reIsDeepProp.test(value) || + (object != null && value in Object(object))); +} + +/** + * Converts `string` to a property path array. + * + * @private + * @param {string} string The string to convert. + * @returns {Array} Returns the property path array. + */ +function stringToPath(string) { + var result = []; + toString(string).replace(rePropName, function(match, number, quote, string) { + result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match)); + }); + return result; +} + +/** + * Checks if `value` is classified as an `Array` object. + * + * @static + * @memberOf _ + * @type {Function} + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`. + * @example + * + * _.isArray([1, 2, 3]); + * // => true + * + * _.isArray(document.body.children); + * // => false + * + * _.isArray('abc'); + * // => false + * + * _.isArray(_.noop); + * // => false + */ +var isArray = Array.isArray; + +/** + * This method is like `_.set` except that accepts `updater` to produce the + * value to set. Use `_.updateWith` to customize `path` creation. The `updater` + * is invoked with one argument: (value). + * + * **Note:** This method mutates `object`. + * + * @static + * @memberOf _ + * @category Object + * @param {Object} object The object to modify. + * @param {Array|string} path The path of the property to set. + * @param {Function} updater The function to produce the updated value. + * @returns {Object} Returns `object`. + * @example + * + * var object = { 'a': [{ 'b': { 'c': 3 } }] }; + * + * _.update(object, 'a[0].b.c', function(n) { return n * n; }); + * console.log(object.a[0].b.c); + * // => 9 + * + * _.update(object, 'x[0].y.z', function(n) { return n ? n + 1 : 0; }); + * console.log(object.x[0].y.z); + * // => 0 + */ +function update(object, path, updater) { + return object == null ? object : baseUpdate(object, path, baseCastFunction(updater)); +} + +/** + * This method returns the first argument given to it. + * + * @static + * @memberOf _ + * @category Util + * @param {*} value Any value. + * @returns {*} Returns `value`. + * @example + * + * var object = { 'user': 'fred' }; + * + * _.identity(object) === object; + * // => true + */ +function identity(value) { + return value; +} + +module.exports = update; diff --git a/lodash.update/package.json b/lodash.update/package.json new file mode 100644 index 000000000..53a300302 --- /dev/null +++ b/lodash.update/package.json @@ -0,0 +1,21 @@ +{ + "name": "lodash.update", + "version": "4.6.0", + "description": "The lodash method `_.update` exported as a module.", + "homepage": "https://lodash.com/", + "icon": "https://lodash.com/icon.svg", + "license": "MIT", + "keywords": "lodash-modularized, update", + "author": "John-David Dalton (http://allyoucanleet.com/)", + "contributors": [ + "John-David Dalton (http://allyoucanleet.com/)", + "Blaine Bublitz (https://github.com/phated)", + "Mathias Bynens (https://mathiasbynens.be/)" + ], + "repository": "lodash/lodash", + "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" }, + "dependencies": { + "lodash._baseset": "^4.0.0", + "lodash.tostring": "^4.0.0" + } +} diff --git a/lodash.updatewith/LICENSE b/lodash.updatewith/LICENSE new file mode 100644 index 000000000..bcbe13d67 --- /dev/null +++ b/lodash.updatewith/LICENSE @@ -0,0 +1,23 @@ +The MIT License (MIT) + +Copyright 2012-2016 The Dojo Foundation +Based on Underscore.js, copyright 2009-2016 Jeremy Ashkenas, +DocumentCloud and Investigative Reporters & Editors + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. diff --git a/lodash.updatewith/README.md b/lodash.updatewith/README.md new file mode 100644 index 000000000..f308d8c04 --- /dev/null +++ b/lodash.updatewith/README.md @@ -0,0 +1,18 @@ +# lodash.updatewith v4.6.0 + +The [lodash](https://lodash.com/) method `_.updateWith` exported as a [Node.js](https://nodejs.org/) module. + +## Installation + +Using npm: +```bash +$ {sudo -H} npm i -g npm +$ npm i --save lodash.updatewith +``` + +In Node.js: +```js +var updateWith = require('lodash.updatewith'); +``` + +See the [documentation](https://lodash.com/docs#updateWith) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.updatewith) for more details. diff --git a/lodash.updatewith/index.js b/lodash.updatewith/index.js new file mode 100644 index 000000000..7317f693c --- /dev/null +++ b/lodash.updatewith/index.js @@ -0,0 +1,180 @@ +/** + * lodash 4.6.0 (Custom Build) + * Build: `lodash modularize exports="npm" -o ./` + * Copyright 2012-2016 The Dojo Foundation + * Based on Underscore.js 1.8.3 + * Copyright 2009-2016 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors + * Available under MIT license + */ +var baseSet = require('lodash._baseset'), + toString = require('lodash.tostring'); + +/** Used to match property names within property paths. */ +var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, + reIsPlainProp = /^\w*$/, + rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]/g; + +/** Used to match backslashes in property paths. */ +var reEscapeChar = /\\(\\)?/g; + +/** + * Casts `value` to `identity` if it's not a function. + * + * @private + * @param {*} value The value to inspect. + * @returns {Array} Returns the array-like object. + */ +function baseCastFunction(value) { + return typeof value == 'function' ? value : identity; +} + +/** + * Casts `value` to a path array if it's not one. + * + * @private + * @param {*} value The value to inspect. + * @returns {Array} Returns the cast property path array. + */ +function baseCastPath(value) { + return isArray(value) ? value : stringToPath(value); +} + +/** + * The base implementation of `_.get` without support for default values. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @returns {*} Returns the resolved value. + */ +function baseGet(object, path) { + path = isKey(path, object) ? [path + ''] : baseCastPath(path); + + var index = 0, + length = path.length; + + while (object != null && index < length) { + object = object[path[index++]]; + } + return (index && index == length) ? object : undefined; +} + +/** + * The base implementation of `_.update`. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to update. + * @param {Function} updater The function to produce the updated value. + * @param {Function} [customizer] The function to customize path creation. + * @returns {Object} Returns `object`. + */ +function baseUpdate(object, path, updater, customizer) { + return baseSet(object, path, updater(baseGet(object, path)), customizer); +} + +/** + * Checks if `value` is a property name and not a property path. + * + * @private + * @param {*} value The value to check. + * @param {Object} [object] The object to query keys on. + * @returns {boolean} Returns `true` if `value` is a property name, else `false`. + */ +function isKey(value, object) { + if (typeof value == 'number') { + return true; + } + return !isArray(value) && + (reIsPlainProp.test(value) || !reIsDeepProp.test(value) || + (object != null && value in Object(object))); +} + +/** + * Converts `string` to a property path array. + * + * @private + * @param {string} string The string to convert. + * @returns {Array} Returns the property path array. + */ +function stringToPath(string) { + var result = []; + toString(string).replace(rePropName, function(match, number, quote, string) { + result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match)); + }); + return result; +} + +/** + * Checks if `value` is classified as an `Array` object. + * + * @static + * @memberOf _ + * @type {Function} + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`. + * @example + * + * _.isArray([1, 2, 3]); + * // => true + * + * _.isArray(document.body.children); + * // => false + * + * _.isArray('abc'); + * // => false + * + * _.isArray(_.noop); + * // => false + */ +var isArray = Array.isArray; + +/** + * This method is like `_.update` except that it accepts `customizer` which is + * invoked to produce the objects of `path`. If `customizer` returns `undefined` + * path creation is handled by the method instead. The `customizer` is invoked + * with three arguments: (nsValue, key, nsObject). + * + * **Note:** This method mutates `object`. + * + * @static + * @memberOf _ + * @category Object + * @param {Object} object The object to modify. + * @param {Array|string} path The path of the property to set. + * @param {Function} updater The function to produce the updated value. + * @param {Function} [customizer] The function to customize assigned values. + * @returns {Object} Returns `object`. + * @example + * + * var object = {}; + * + * _.updateWith(object, '[0][1]', _.constant('a'), Object); + * // => { '0': { '1': 'a' } } + */ +function updateWith(object, path, updater, customizer) { + customizer = typeof customizer == 'function' ? customizer : undefined; + return object == null ? object : baseUpdate(object, path, baseCastFunction(updater), customizer); +} + +/** + * This method returns the first argument given to it. + * + * @static + * @memberOf _ + * @category Util + * @param {*} value Any value. + * @returns {*} Returns `value`. + * @example + * + * var object = { 'user': 'fred' }; + * + * _.identity(object) === object; + * // => true + */ +function identity(value) { + return value; +} + +module.exports = updateWith; diff --git a/lodash.updatewith/package.json b/lodash.updatewith/package.json new file mode 100644 index 000000000..24bc65b4c --- /dev/null +++ b/lodash.updatewith/package.json @@ -0,0 +1,21 @@ +{ + "name": "lodash.updatewith", + "version": "4.6.0", + "description": "The lodash method `_.updateWith` exported as a module.", + "homepage": "https://lodash.com/", + "icon": "https://lodash.com/icon.svg", + "license": "MIT", + "keywords": "lodash-modularized, updatewith", + "author": "John-David Dalton (http://allyoucanleet.com/)", + "contributors": [ + "John-David Dalton (http://allyoucanleet.com/)", + "Blaine Bublitz (https://github.com/phated)", + "Mathias Bynens (https://mathiasbynens.be/)" + ], + "repository": "lodash/lodash", + "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" }, + "dependencies": { + "lodash._baseset": "^4.0.0", + "lodash.tostring": "^4.0.0" + } +} diff --git a/lodash.xorby/README.md b/lodash.xorby/README.md index 5b97fc30e..7e69aca3f 100644 --- a/lodash.xorby/README.md +++ b/lodash.xorby/README.md @@ -1,4 +1,4 @@ -# lodash.xorby v4.5.0 +# lodash.xorby v4.6.0 The [lodash](https://lodash.com/) method `_.xorBy` exported as a [Node.js](https://nodejs.org/) module. @@ -15,4 +15,4 @@ In Node.js: var xorBy = require('lodash.xorby'); ``` -See the [documentation](https://lodash.com/docs#xorBy) or [package source](https://github.com/lodash/lodash/blob/4.5.0-npm-packages/lodash.xorby) for more details. +See the [documentation](https://lodash.com/docs#xorBy) or [package source](https://github.com/lodash/lodash/blob/4.6.0-npm-packages/lodash.xorby) for more details. diff --git a/lodash.xorby/index.js b/lodash.xorby/index.js index 3949c2e71..be08babe9 100644 --- a/lodash.xorby/index.js +++ b/lodash.xorby/index.js @@ -6,29 +6,153 @@ * Based on Underscore.js 1.8.3 * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors */ -var baseIteratee = require('lodash._baseiteratee'), - baseXor = require('lodash._basexor'), - rest = require('lodash.rest'); + +/** Used as the size to enable large array optimizations. */ +var LARGE_ARRAY_SIZE = 200; + +/** Used as the `TypeError` message for "Functions" methods. */ +var FUNC_ERROR_TEXT = 'Expected a function'; + +/** Used to stand-in for `undefined` hash values. */ +var HASH_UNDEFINED = '__lodash_hash_undefined__'; + +/** Used to compose bitmasks for comparison styles. */ +var UNORDERED_COMPARE_FLAG = 1, + PARTIAL_COMPARE_FLAG = 2; /** Used as references for various `Number` constants. */ -var MAX_SAFE_INTEGER = 9007199254740991; +var INFINITY = 1 / 0, + MAX_SAFE_INTEGER = 9007199254740991; /** `Object#toString` result references. */ -var funcTag = '[object Function]', - genTag = '[object GeneratorFunction]'; +var argsTag = '[object Arguments]', + arrayTag = '[object Array]', + boolTag = '[object Boolean]', + dateTag = '[object Date]', + errorTag = '[object Error]', + funcTag = '[object Function]', + genTag = '[object GeneratorFunction]', + mapTag = '[object Map]', + numberTag = '[object Number]', + objectTag = '[object Object]', + promiseTag = '[object Promise]', + regexpTag = '[object RegExp]', + setTag = '[object Set]', + stringTag = '[object String]', + symbolTag = '[object Symbol]', + weakMapTag = '[object WeakMap]'; + +var arrayBufferTag = '[object ArrayBuffer]', + dataViewTag = '[object DataView]', + float32Tag = '[object Float32Array]', + float64Tag = '[object Float64Array]', + int8Tag = '[object Int8Array]', + int16Tag = '[object Int16Array]', + int32Tag = '[object Int32Array]', + uint8Tag = '[object Uint8Array]', + uint8ClampedTag = '[object Uint8ClampedArray]', + uint16Tag = '[object Uint16Array]', + uint32Tag = '[object Uint32Array]'; + +/** Used to match property names within property paths. */ +var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, + reIsPlainProp = /^\w*$/, + rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(\.|\[\])(?:\4|$))/g; + +/** + * Used to match `RegExp` + * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). + */ +var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; + +/** Used to match backslashes in property paths. */ +var reEscapeChar = /\\(\\)?/g; + +/** Used to detect host constructors (Safari). */ +var reIsHostCtor = /^\[object .+?Constructor\]$/; + +/** Used to detect unsigned integer values. */ +var reIsUint = /^(?:0|[1-9]\d*)$/; + +/** Used to identify `toStringTag` values of typed arrays. */ +var typedArrayTags = {}; +typedArrayTags[float32Tag] = typedArrayTags[float64Tag] = +typedArrayTags[int8Tag] = typedArrayTags[int16Tag] = +typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] = +typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] = +typedArrayTags[uint32Tag] = true; +typedArrayTags[argsTag] = typedArrayTags[arrayTag] = +typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] = +typedArrayTags[dataViewTag] = typedArrayTags[dateTag] = +typedArrayTags[errorTag] = typedArrayTags[funcTag] = +typedArrayTags[mapTag] = typedArrayTags[numberTag] = +typedArrayTags[objectTag] = typedArrayTags[regexpTag] = +typedArrayTags[setTag] = typedArrayTags[stringTag] = +typedArrayTags[weakMapTag] = false; + +/** Detect free variable `global` from Node.js. */ +var freeGlobal = typeof global == 'object' && global && global.Object === Object && global; + +/** Detect free variable `self`. */ +var freeSelf = typeof self == 'object' && self && self.Object === Object && self; + +/** Used as a reference to the global object. */ +var root = freeGlobal || freeSelf || Function('return this')(); + +/** Detect free variable `exports`. */ +var freeExports = freeGlobal && typeof exports == 'object' && exports; + +/** Detect free variable `module`. */ +var freeModule = freeExports && typeof module == 'object' && module; + +/** Detect the popular CommonJS extension `module.exports`. */ +var moduleExports = freeModule && freeModule.exports === freeExports; + +/** Detect free variable `process` from Node.js. */ +var freeProcess = moduleExports && freeGlobal.process; + +/** Used to access faster Node.js helpers. */ +var nodeUtil = (function() { + try { + return freeProcess && freeProcess.binding('util'); + } catch (e) {} +}()); + +/* Node.js helper references. */ +var nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray; + +/** + * A faster alternative to `Function#apply`, this function invokes `func` + * with the `this` binding of `thisArg` and the arguments of `args`. + * + * @private + * @param {Function} func The function to invoke. + * @param {*} thisArg The `this` binding of `func`. + * @param {Array} args The arguments to invoke `func` with. + * @returns {*} Returns the result of `func`. + */ +function apply(func, thisArg, args) { + switch (args.length) { + case 0: return func.call(thisArg); + case 1: return func.call(thisArg, args[0]); + case 2: return func.call(thisArg, args[0], args[1]); + case 3: return func.call(thisArg, args[0], args[1], args[2]); + } + return func.apply(thisArg, args); +} /** * A specialized version of `_.filter` for arrays without support for * iteratee shorthands. * * @private - * @param {Array} array The array to iterate over. + * @param {Array} [array] The array to iterate over. * @param {Function} predicate The function invoked per iteration. * @returns {Array} Returns the new filtered array. */ function arrayFilter(array, predicate) { var index = -1, - length = array.length, + length = array ? array.length : 0, resIndex = 0, result = []; @@ -41,15 +165,159 @@ function arrayFilter(array, predicate) { return result; } -/** Used for built-in method references. */ -var objectProto = Object.prototype; +/** + * A specialized version of `_.includes` for arrays without support for + * specifying an index to search from. + * + * @private + * @param {Array} [array] The array to search. + * @param {*} target The value to search for. + * @returns {boolean} Returns `true` if `target` is found, else `false`. + */ +function arrayIncludes(array, value) { + var length = array ? array.length : 0; + return !!length && baseIndexOf(array, value, 0) > -1; +} /** - * Used to resolve the - * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) - * of values. + * This function is like `arrayIncludes` except that it accepts a comparator. + * + * @private + * @param {Array} [array] The array to search. + * @param {*} target The value to search for. + * @param {Function} comparator The comparator invoked per element. + * @returns {boolean} Returns `true` if `target` is found, else `false`. */ -var objectToString = objectProto.toString; +function arrayIncludesWith(array, value, comparator) { + var index = -1, + length = array ? array.length : 0; + + while (++index < length) { + if (comparator(value, array[index])) { + return true; + } + } + return false; +} + +/** + * A specialized version of `_.map` for arrays without support for iteratee + * shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns the new mapped array. + */ +function arrayMap(array, iteratee) { + var index = -1, + length = array ? array.length : 0, + result = Array(length); + + while (++index < length) { + result[index] = iteratee(array[index], index, array); + } + return result; +} + +/** + * Appends the elements of `values` to `array`. + * + * @private + * @param {Array} array The array to modify. + * @param {Array} values The values to append. + * @returns {Array} Returns `array`. + */ +function arrayPush(array, values) { + var index = -1, + length = values.length, + offset = array.length; + + while (++index < length) { + array[offset + index] = values[index]; + } + return array; +} + +/** + * A specialized version of `_.some` for arrays without support for iteratee + * shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} predicate The function invoked per iteration. + * @returns {boolean} Returns `true` if any element passes the predicate check, + * else `false`. + */ +function arraySome(array, predicate) { + var index = -1, + length = array ? array.length : 0; + + while (++index < length) { + if (predicate(array[index], index, array)) { + return true; + } + } + return false; +} + +/** + * The base implementation of `_.findIndex` and `_.findLastIndex` without + * support for iteratee shorthands. + * + * @private + * @param {Array} array The array to search. + * @param {Function} predicate The function invoked per iteration. + * @param {number} fromIndex The index to search from. + * @param {boolean} [fromRight] Specify iterating from right to left. + * @returns {number} Returns the index of the matched value, else `-1`. + */ +function baseFindIndex(array, predicate, fromIndex, fromRight) { + var length = array.length, + index = fromIndex + (fromRight ? 1 : -1); + + while ((fromRight ? index-- : ++index < length)) { + if (predicate(array[index], index, array)) { + return index; + } + } + return -1; +} + +/** + * The base implementation of `_.indexOf` without `fromIndex` bounds checks. + * + * @private + * @param {Array} array The array to search. + * @param {*} value The value to search for. + * @param {number} fromIndex The index to search from. + * @returns {number} Returns the index of the matched value, else `-1`. + */ +function baseIndexOf(array, value, fromIndex) { + if (value !== value) { + return baseFindIndex(array, baseIsNaN, fromIndex); + } + var index = fromIndex - 1, + length = array.length; + + while (++index < length) { + if (array[index] === value) { + return index; + } + } + return -1; +} + +/** + * The base implementation of `_.isNaN` without support for number objects. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is `NaN`, else `false`. + */ +function baseIsNaN(value) { + return value !== value; +} /** * The base implementation of `_.property` without support for deep paths. @@ -64,6 +332,1412 @@ function baseProperty(key) { }; } +/** + * The base implementation of `_.times` without support for iteratee shorthands + * or max array length checks. + * + * @private + * @param {number} n The number of times to invoke `iteratee`. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns the array of results. + */ +function baseTimes(n, iteratee) { + var index = -1, + result = Array(n); + + while (++index < n) { + result[index] = iteratee(index); + } + return result; +} + +/** + * The base implementation of `_.unary` without support for storing metadata. + * + * @private + * @param {Function} func The function to cap arguments for. + * @returns {Function} Returns the new capped function. + */ +function baseUnary(func) { + return function(value) { + return func(value); + }; +} + +/** + * Checks if a cache value for `key` exists. + * + * @private + * @param {Object} cache The cache to query. + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function cacheHas(cache, key) { + return cache.has(key); +} + +/** + * Gets the value at `key` of `object`. + * + * @private + * @param {Object} [object] The object to query. + * @param {string} key The key of the property to get. + * @returns {*} Returns the property value. + */ +function getValue(object, key) { + return object == null ? undefined : object[key]; +} + +/** + * Checks if `value` is a host object in IE < 9. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a host object, else `false`. + */ +function isHostObject(value) { + // Many host objects are `Object` objects that can coerce to strings + // despite having improperly defined `toString` methods. + var result = false; + if (value != null && typeof value.toString != 'function') { + try { + result = !!(value + ''); + } catch (e) {} + } + return result; +} + +/** + * Converts `map` to its key-value pairs. + * + * @private + * @param {Object} map The map to convert. + * @returns {Array} Returns the key-value pairs. + */ +function mapToArray(map) { + var index = -1, + result = Array(map.size); + + map.forEach(function(value, key) { + result[++index] = [key, value]; + }); + return result; +} + +/** + * Creates a function that invokes `func` with its first argument transformed. + * + * @private + * @param {Function} func The function to wrap. + * @param {Function} transform The argument transform. + * @returns {Function} Returns the new function. + */ +function overArg(func, transform) { + return function(arg) { + return func(transform(arg)); + }; +} + +/** + * Converts `set` to an array of its values. + * + * @private + * @param {Object} set The set to convert. + * @returns {Array} Returns the values. + */ +function setToArray(set) { + var index = -1, + result = Array(set.size); + + set.forEach(function(value) { + result[++index] = value; + }); + return result; +} + +/** Used for built-in method references. */ +var arrayProto = Array.prototype, + objectProto = Object.prototype; + +/** Used to detect overreaching core-js shims. */ +var coreJsData = root['__core-js_shared__']; + +/** Used to detect methods masquerading as native. */ +var maskSrcKey = (function() { + var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || ''); + return uid ? ('Symbol(src)_1.' + uid) : ''; +}()); + +/** Used to resolve the decompiled source of functions. */ +var funcToString = Function.prototype.toString; + +/** Used to check objects for own properties. */ +var hasOwnProperty = objectProto.hasOwnProperty; + +/** + * Used to resolve the + * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * of values. + */ +var objectToString = objectProto.toString; + +/** Used to detect if a method is native. */ +var reIsNative = RegExp('^' + + funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&') + .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$' +); + +/** Built-in value references. */ +var Symbol = root.Symbol, + Uint8Array = root.Uint8Array, + propertyIsEnumerable = objectProto.propertyIsEnumerable, + splice = arrayProto.splice; + +/* Built-in method references for those with the same name as other `lodash` methods. */ +var nativeGetPrototype = Object.getPrototypeOf, + nativeKeys = Object.keys, + nativeMax = Math.max; + +/* Built-in method references that are verified to be native. */ +var DataView = getNative(root, 'DataView'), + Map = getNative(root, 'Map'), + Promise = getNative(root, 'Promise'), + Set = getNative(root, 'Set'), + WeakMap = getNative(root, 'WeakMap'), + nativeCreate = getNative(Object, 'create'); + +/** Used to detect maps, sets, and weakmaps. */ +var dataViewCtorString = toSource(DataView), + mapCtorString = toSource(Map), + promiseCtorString = toSource(Promise), + setCtorString = toSource(Set), + weakMapCtorString = toSource(WeakMap); + +/** Used to convert symbols to primitives and strings. */ +var symbolProto = Symbol ? Symbol.prototype : undefined, + symbolValueOf = symbolProto ? symbolProto.valueOf : undefined, + symbolToString = symbolProto ? symbolProto.toString : undefined; + +/** + * Creates a hash object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Hash(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the hash. + * + * @private + * @name clear + * @memberOf Hash + */ +function hashClear() { + this.__data__ = nativeCreate ? nativeCreate(null) : {}; +} + +/** + * Removes `key` and its value from the hash. + * + * @private + * @name delete + * @memberOf Hash + * @param {Object} hash The hash to modify. + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function hashDelete(key) { + return this.has(key) && delete this.__data__[key]; +} + +/** + * Gets the hash value for `key`. + * + * @private + * @name get + * @memberOf Hash + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function hashGet(key) { + var data = this.__data__; + if (nativeCreate) { + var result = data[key]; + return result === HASH_UNDEFINED ? undefined : result; + } + return hasOwnProperty.call(data, key) ? data[key] : undefined; +} + +/** + * Checks if a hash value for `key` exists. + * + * @private + * @name has + * @memberOf Hash + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function hashHas(key) { + var data = this.__data__; + return nativeCreate ? data[key] !== undefined : hasOwnProperty.call(data, key); +} + +/** + * Sets the hash `key` to `value`. + * + * @private + * @name set + * @memberOf Hash + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the hash instance. + */ +function hashSet(key, value) { + var data = this.__data__; + data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value; + return this; +} + +// Add methods to `Hash`. +Hash.prototype.clear = hashClear; +Hash.prototype['delete'] = hashDelete; +Hash.prototype.get = hashGet; +Hash.prototype.has = hashHas; +Hash.prototype.set = hashSet; + +/** + * Creates an list cache object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function ListCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the list cache. + * + * @private + * @name clear + * @memberOf ListCache + */ +function listCacheClear() { + this.__data__ = []; +} + +/** + * Removes `key` and its value from the list cache. + * + * @private + * @name delete + * @memberOf ListCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function listCacheDelete(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + return false; + } + var lastIndex = data.length - 1; + if (index == lastIndex) { + data.pop(); + } else { + splice.call(data, index, 1); + } + return true; +} + +/** + * Gets the list cache value for `key`. + * + * @private + * @name get + * @memberOf ListCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function listCacheGet(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + return index < 0 ? undefined : data[index][1]; +} + +/** + * Checks if a list cache value for `key` exists. + * + * @private + * @name has + * @memberOf ListCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function listCacheHas(key) { + return assocIndexOf(this.__data__, key) > -1; +} + +/** + * Sets the list cache `key` to `value`. + * + * @private + * @name set + * @memberOf ListCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the list cache instance. + */ +function listCacheSet(key, value) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + data.push([key, value]); + } else { + data[index][1] = value; + } + return this; +} + +// Add methods to `ListCache`. +ListCache.prototype.clear = listCacheClear; +ListCache.prototype['delete'] = listCacheDelete; +ListCache.prototype.get = listCacheGet; +ListCache.prototype.has = listCacheHas; +ListCache.prototype.set = listCacheSet; + +/** + * Creates a map cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function MapCache(entries) { + var index = -1, + length = entries ? entries.length : 0; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } +} + +/** + * Removes all key-value entries from the map. + * + * @private + * @name clear + * @memberOf MapCache + */ +function mapCacheClear() { + this.__data__ = { + 'hash': new Hash, + 'map': new (Map || ListCache), + 'string': new Hash + }; +} + +/** + * Removes `key` and its value from the map. + * + * @private + * @name delete + * @memberOf MapCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function mapCacheDelete(key) { + return getMapData(this, key)['delete'](key); +} + +/** + * Gets the map value for `key`. + * + * @private + * @name get + * @memberOf MapCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function mapCacheGet(key) { + return getMapData(this, key).get(key); +} + +/** + * Checks if a map value for `key` exists. + * + * @private + * @name has + * @memberOf MapCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function mapCacheHas(key) { + return getMapData(this, key).has(key); +} + +/** + * Sets the map `key` to `value`. + * + * @private + * @name set + * @memberOf MapCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the map cache instance. + */ +function mapCacheSet(key, value) { + getMapData(this, key).set(key, value); + return this; +} + +// Add methods to `MapCache`. +MapCache.prototype.clear = mapCacheClear; +MapCache.prototype['delete'] = mapCacheDelete; +MapCache.prototype.get = mapCacheGet; +MapCache.prototype.has = mapCacheHas; +MapCache.prototype.set = mapCacheSet; + +/** + * + * Creates an array cache object to store unique values. + * + * @private + * @constructor + * @param {Array} [values] The values to cache. + */ +function SetCache(values) { + var index = -1, + length = values ? values.length : 0; + + this.__data__ = new MapCache; + while (++index < length) { + this.add(values[index]); + } +} + +/** + * Adds `value` to the array cache. + * + * @private + * @name add + * @memberOf SetCache + * @alias push + * @param {*} value The value to cache. + * @returns {Object} Returns the cache instance. + */ +function setCacheAdd(value) { + this.__data__.set(value, HASH_UNDEFINED); + return this; +} + +/** + * Checks if `value` is in the array cache. + * + * @private + * @name has + * @memberOf SetCache + * @param {*} value The value to search for. + * @returns {number} Returns `true` if `value` is found, else `false`. + */ +function setCacheHas(value) { + return this.__data__.has(value); +} + +// Add methods to `SetCache`. +SetCache.prototype.add = SetCache.prototype.push = setCacheAdd; +SetCache.prototype.has = setCacheHas; + +/** + * Creates a stack cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ +function Stack(entries) { + this.__data__ = new ListCache(entries); +} + +/** + * Removes all key-value entries from the stack. + * + * @private + * @name clear + * @memberOf Stack + */ +function stackClear() { + this.__data__ = new ListCache; +} + +/** + * Removes `key` and its value from the stack. + * + * @private + * @name delete + * @memberOf Stack + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ +function stackDelete(key) { + return this.__data__['delete'](key); +} + +/** + * Gets the stack value for `key`. + * + * @private + * @name get + * @memberOf Stack + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ +function stackGet(key) { + return this.__data__.get(key); +} + +/** + * Checks if a stack value for `key` exists. + * + * @private + * @name has + * @memberOf Stack + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ +function stackHas(key) { + return this.__data__.has(key); +} + +/** + * Sets the stack `key` to `value`. + * + * @private + * @name set + * @memberOf Stack + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the stack cache instance. + */ +function stackSet(key, value) { + var cache = this.__data__; + if (cache instanceof ListCache) { + var pairs = cache.__data__; + if (!Map || (pairs.length < LARGE_ARRAY_SIZE - 1)) { + pairs.push([key, value]); + return this; + } + cache = this.__data__ = new MapCache(pairs); + } + cache.set(key, value); + return this; +} + +// Add methods to `Stack`. +Stack.prototype.clear = stackClear; +Stack.prototype['delete'] = stackDelete; +Stack.prototype.get = stackGet; +Stack.prototype.has = stackHas; +Stack.prototype.set = stackSet; + +/** + * Gets the index at which the `key` is found in `array` of key-value pairs. + * + * @private + * @param {Array} array The array to search. + * @param {*} key The key to search for. + * @returns {number} Returns the index of the matched value, else `-1`. + */ +function assocIndexOf(array, key) { + var length = array.length; + while (length--) { + if (eq(array[length][0], key)) { + return length; + } + } + return -1; +} + +/** + * The base implementation of methods like `_.difference` without support + * for excluding multiple arrays or iteratee shorthands. + * + * @private + * @param {Array} array The array to inspect. + * @param {Array} values The values to exclude. + * @param {Function} [iteratee] The iteratee invoked per element. + * @param {Function} [comparator] The comparator invoked per element. + * @returns {Array} Returns the new array of filtered values. + */ +function baseDifference(array, values, iteratee, comparator) { + var index = -1, + includes = arrayIncludes, + isCommon = true, + length = array.length, + result = [], + valuesLength = values.length; + + if (!length) { + return result; + } + if (iteratee) { + values = arrayMap(values, baseUnary(iteratee)); + } + if (comparator) { + includes = arrayIncludesWith; + isCommon = false; + } + else if (values.length >= LARGE_ARRAY_SIZE) { + includes = cacheHas; + isCommon = false; + values = new SetCache(values); + } + outer: + while (++index < length) { + var value = array[index], + computed = iteratee ? iteratee(value) : value; + + value = (comparator || value !== 0) ? value : 0; + if (isCommon && computed === computed) { + var valuesIndex = valuesLength; + while (valuesIndex--) { + if (values[valuesIndex] === computed) { + continue outer; + } + } + result.push(value); + } + else if (!includes(values, computed, comparator)) { + result.push(value); + } + } + return result; +} + +/** + * The base implementation of `_.get` without support for default values. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @returns {*} Returns the resolved value. + */ +function baseGet(object, path) { + path = isKey(path, object) ? [path] : castPath(path); + + var index = 0, + length = path.length; + + while (object != null && index < length) { + object = object[toKey(path[index++])]; + } + return (index && index == length) ? object : undefined; +} + +/** + * The base implementation of `getTag`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +function baseGetTag(value) { + return objectToString.call(value); +} + +/** + * The base implementation of `_.has` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHas(object, key) { + // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`, + // that are composed entirely of index properties, return `false` for + // `hasOwnProperty` checks of them. + return object != null && + (hasOwnProperty.call(object, key) || + (typeof object == 'object' && key in object && getPrototype(object) === null)); +} + +/** + * The base implementation of `_.hasIn` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ +function baseHasIn(object, key) { + return object != null && key in Object(object); +} + +/** + * The base implementation of `_.isEqual` which supports partial comparisons + * and tracks traversed objects. + * + * @private + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @param {Function} [customizer] The function to customize comparisons. + * @param {boolean} [bitmask] The bitmask of comparison flags. + * The bitmask may be composed of the following flags: + * 1 - Unordered comparison + * 2 - Partial comparison + * @param {Object} [stack] Tracks traversed `value` and `other` objects. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + */ +function baseIsEqual(value, other, customizer, bitmask, stack) { + if (value === other) { + return true; + } + if (value == null || other == null || (!isObject(value) && !isObjectLike(other))) { + return value !== value && other !== other; + } + return baseIsEqualDeep(value, other, baseIsEqual, customizer, bitmask, stack); +} + +/** + * A specialized version of `baseIsEqual` for arrays and objects which performs + * deep comparisons and tracks traversed objects enabling objects with circular + * references to be compared. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} [customizer] The function to customize comparisons. + * @param {number} [bitmask] The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} [stack] Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function baseIsEqualDeep(object, other, equalFunc, customizer, bitmask, stack) { + var objIsArr = isArray(object), + othIsArr = isArray(other), + objTag = arrayTag, + othTag = arrayTag; + + if (!objIsArr) { + objTag = getTag(object); + objTag = objTag == argsTag ? objectTag : objTag; + } + if (!othIsArr) { + othTag = getTag(other); + othTag = othTag == argsTag ? objectTag : othTag; + } + var objIsObj = objTag == objectTag && !isHostObject(object), + othIsObj = othTag == objectTag && !isHostObject(other), + isSameTag = objTag == othTag; + + if (isSameTag && !objIsObj) { + stack || (stack = new Stack); + return (objIsArr || isTypedArray(object)) + ? equalArrays(object, other, equalFunc, customizer, bitmask, stack) + : equalByTag(object, other, objTag, equalFunc, customizer, bitmask, stack); + } + if (!(bitmask & PARTIAL_COMPARE_FLAG)) { + var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'), + othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__'); + + if (objIsWrapped || othIsWrapped) { + var objUnwrapped = objIsWrapped ? object.value() : object, + othUnwrapped = othIsWrapped ? other.value() : other; + + stack || (stack = new Stack); + return equalFunc(objUnwrapped, othUnwrapped, customizer, bitmask, stack); + } + } + if (!isSameTag) { + return false; + } + stack || (stack = new Stack); + return equalObjects(object, other, equalFunc, customizer, bitmask, stack); +} + +/** + * The base implementation of `_.isMatch` without support for iteratee shorthands. + * + * @private + * @param {Object} object The object to inspect. + * @param {Object} source The object of property values to match. + * @param {Array} matchData The property names, values, and compare flags to match. + * @param {Function} [customizer] The function to customize comparisons. + * @returns {boolean} Returns `true` if `object` is a match, else `false`. + */ +function baseIsMatch(object, source, matchData, customizer) { + var index = matchData.length, + length = index, + noCustomizer = !customizer; + + if (object == null) { + return !length; + } + object = Object(object); + while (index--) { + var data = matchData[index]; + if ((noCustomizer && data[2]) + ? data[1] !== object[data[0]] + : !(data[0] in object) + ) { + return false; + } + } + while (++index < length) { + data = matchData[index]; + var key = data[0], + objValue = object[key], + srcValue = data[1]; + + if (noCustomizer && data[2]) { + if (objValue === undefined && !(key in object)) { + return false; + } + } else { + var stack = new Stack; + if (customizer) { + var result = customizer(objValue, srcValue, key, object, source, stack); + } + if (!(result === undefined + ? baseIsEqual(srcValue, objValue, customizer, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG, stack) + : result + )) { + return false; + } + } + } + return true; +} + +/** + * The base implementation of `_.isNative` without bad shim checks. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a native function, + * else `false`. + */ +function baseIsNative(value) { + if (!isObject(value) || isMasked(value)) { + return false; + } + var pattern = (isFunction(value) || isHostObject(value)) ? reIsNative : reIsHostCtor; + return pattern.test(toSource(value)); +} + +/** + * The base implementation of `_.isTypedArray` without Node.js optimizations. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + */ +function baseIsTypedArray(value) { + return isObjectLike(value) && + isLength(value.length) && !!typedArrayTags[objectToString.call(value)]; +} + +/** + * The base implementation of `_.iteratee`. + * + * @private + * @param {*} [value=_.identity] The value to convert to an iteratee. + * @returns {Function} Returns the iteratee. + */ +function baseIteratee(value) { + // Don't store the `typeof` result in a variable to avoid a JIT bug in Safari 9. + // See https://bugs.webkit.org/show_bug.cgi?id=156034 for more details. + if (typeof value == 'function') { + return value; + } + if (value == null) { + return identity; + } + if (typeof value == 'object') { + return isArray(value) + ? baseMatchesProperty(value[0], value[1]) + : baseMatches(value); + } + return property(value); +} + +/** + * The base implementation of `_.keys` which doesn't skip the constructor + * property of prototypes or treat sparse arrays as dense. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + */ +var baseKeys = overArg(nativeKeys, Object); + +/** + * The base implementation of `_.matches` which doesn't clone `source`. + * + * @private + * @param {Object} source The object of property values to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatches(source) { + var matchData = getMatchData(source); + if (matchData.length == 1 && matchData[0][2]) { + return matchesStrictComparable(matchData[0][0], matchData[0][1]); + } + return function(object) { + return object === source || baseIsMatch(object, source, matchData); + }; +} + +/** + * The base implementation of `_.matchesProperty` which doesn't clone `srcValue`. + * + * @private + * @param {string} path The path of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function baseMatchesProperty(path, srcValue) { + if (isKey(path) && isStrictComparable(srcValue)) { + return matchesStrictComparable(toKey(path), srcValue); + } + return function(object) { + var objValue = get(object, path); + return (objValue === undefined && objValue === srcValue) + ? hasIn(object, path) + : baseIsEqual(srcValue, objValue, undefined, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG); + }; +} + +/** + * A specialized version of `baseProperty` which supports deep paths. + * + * @private + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + */ +function basePropertyDeep(path) { + return function(object) { + return baseGet(object, path); + }; +} + +/** + * The base implementation of `_.rest` which doesn't validate or coerce arguments. + * + * @private + * @param {Function} func The function to apply a rest parameter to. + * @param {number} [start=func.length-1] The start position of the rest parameter. + * @returns {Function} Returns the new function. + */ +function baseRest(func, start) { + start = nativeMax(start === undefined ? (func.length - 1) : start, 0); + return function() { + var args = arguments, + index = -1, + length = nativeMax(args.length - start, 0), + array = Array(length); + + while (++index < length) { + array[index] = args[start + index]; + } + index = -1; + var otherArgs = Array(start + 1); + while (++index < start) { + otherArgs[index] = args[index]; + } + otherArgs[start] = array; + return apply(func, this, otherArgs); + }; +} + +/** + * The base implementation of `_.toString` which doesn't convert nullish + * values to empty strings. + * + * @private + * @param {*} value The value to process. + * @returns {string} Returns the string. + */ +function baseToString(value) { + // Exit early for strings to avoid a performance hit in some environments. + if (typeof value == 'string') { + return value; + } + if (isSymbol(value)) { + return symbolToString ? symbolToString.call(value) : ''; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +/** + * The base implementation of `_.uniqBy` without support for iteratee shorthands. + * + * @private + * @param {Array} array The array to inspect. + * @param {Function} [iteratee] The iteratee invoked per element. + * @param {Function} [comparator] The comparator invoked per element. + * @returns {Array} Returns the new duplicate free array. + */ +function baseUniq(array, iteratee, comparator) { + var index = -1, + includes = arrayIncludes, + length = array.length, + isCommon = true, + result = [], + seen = result; + + if (comparator) { + isCommon = false; + includes = arrayIncludesWith; + } + else if (length >= LARGE_ARRAY_SIZE) { + var set = iteratee ? null : createSet(array); + if (set) { + return setToArray(set); + } + isCommon = false; + includes = cacheHas; + seen = new SetCache; + } + else { + seen = iteratee ? [] : result; + } + outer: + while (++index < length) { + var value = array[index], + computed = iteratee ? iteratee(value) : value; + + value = (comparator || value !== 0) ? value : 0; + if (isCommon && computed === computed) { + var seenIndex = seen.length; + while (seenIndex--) { + if (seen[seenIndex] === computed) { + continue outer; + } + } + if (iteratee) { + seen.push(computed); + } + result.push(value); + } + else if (!includes(seen, computed, comparator)) { + if (seen !== result) { + seen.push(computed); + } + result.push(value); + } + } + return result; +} + +/** + * The base implementation of methods like `_.xor`, without support for + * iteratee shorthands, that accepts an array of arrays to inspect. + * + * @private + * @param {Array} arrays The arrays to inspect. + * @param {Function} [iteratee] The iteratee invoked per element. + * @param {Function} [comparator] The comparator invoked per element. + * @returns {Array} Returns the new array of values. + */ +function baseXor(arrays, iteratee, comparator) { + var index = -1, + length = arrays.length; + + while (++index < length) { + var result = result + ? arrayPush( + baseDifference(result, arrays[index], iteratee, comparator), + baseDifference(arrays[index], result, iteratee, comparator) + ) + : arrays[index]; + } + return (result && result.length) ? baseUniq(result, iteratee, comparator) : []; +} + +/** + * Casts `value` to a path array if it's not one. + * + * @private + * @param {*} value The value to inspect. + * @returns {Array} Returns the cast property path array. + */ +function castPath(value) { + return isArray(value) ? value : stringToPath(value); +} + +/** + * Creates a set object of `values`. + * + * @private + * @param {Array} values The values to add to the set. + * @returns {Object} Returns the new set. + */ +var createSet = !(Set && (1 / setToArray(new Set([,-0]))[1]) == INFINITY) ? noop : function(values) { + return new Set(values); +}; + +/** + * A specialized version of `baseIsEqualDeep` for arrays with support for + * partial deep comparisons. + * + * @private + * @param {Array} array The array to compare. + * @param {Array} other The other array to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `array` and `other` objects. + * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`. + */ +function equalArrays(array, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + arrLength = array.length, + othLength = other.length; + + if (arrLength != othLength && !(isPartial && othLength > arrLength)) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(array); + if (stacked && stack.get(other)) { + return stacked == other; + } + var index = -1, + result = true, + seen = (bitmask & UNORDERED_COMPARE_FLAG) ? new SetCache : undefined; + + stack.set(array, other); + stack.set(other, array); + + // Ignore non-index properties. + while (++index < arrLength) { + var arrValue = array[index], + othValue = other[index]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, arrValue, index, other, array, stack) + : customizer(arrValue, othValue, index, array, other, stack); + } + if (compared !== undefined) { + if (compared) { + continue; + } + result = false; + break; + } + // Recursively compare arrays (susceptible to call stack limits). + if (seen) { + if (!arraySome(other, function(othValue, othIndex) { + if (!seen.has(othIndex) && + (arrValue === othValue || equalFunc(arrValue, othValue, customizer, bitmask, stack))) { + return seen.add(othIndex); + } + })) { + result = false; + break; + } + } else if (!( + arrValue === othValue || + equalFunc(arrValue, othValue, customizer, bitmask, stack) + )) { + result = false; + break; + } + } + stack['delete'](array); + return result; +} + +/** + * A specialized version of `baseIsEqualDeep` for comparing objects of + * the same `toStringTag`. + * + * **Note:** This function only supports comparing values with tags of + * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {string} tag The `toStringTag` of the objects to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { + switch (tag) { + case dataViewTag: + if ((object.byteLength != other.byteLength) || + (object.byteOffset != other.byteOffset)) { + return false; + } + object = object.buffer; + other = other.buffer; + + case arrayBufferTag: + if ((object.byteLength != other.byteLength) || + !equalFunc(new Uint8Array(object), new Uint8Array(other))) { + return false; + } + return true; + + case boolTag: + case dateTag: + case numberTag: + // Coerce booleans to `1` or `0` and dates to milliseconds. + // Invalid dates are coerced to `NaN`. + return eq(+object, +other); + + case errorTag: + return object.name == other.name && object.message == other.message; + + case regexpTag: + case stringTag: + // Coerce regexes to strings and treat strings, primitives and objects, + // as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring + // for more details. + return object == (other + ''); + + case mapTag: + var convert = mapToArray; + + case setTag: + var isPartial = bitmask & PARTIAL_COMPARE_FLAG; + convert || (convert = setToArray); + + if (object.size != other.size && !isPartial) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked) { + return stacked == other; + } + bitmask |= UNORDERED_COMPARE_FLAG; + + // Recursively compare objects (susceptible to call stack limits). + stack.set(object, other); + var result = equalArrays(convert(object), convert(other), equalFunc, customizer, bitmask, stack); + stack['delete'](object); + return result; + + case symbolTag: + if (symbolValueOf) { + return symbolValueOf.call(object) == symbolValueOf.call(other); + } + } + return false; +} + +/** + * A specialized version of `baseIsEqualDeep` for objects with support for + * partial deep comparisons. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} customizer The function to customize comparisons. + * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` + * for more details. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalObjects(object, other, equalFunc, customizer, bitmask, stack) { + var isPartial = bitmask & PARTIAL_COMPARE_FLAG, + objProps = keys(object), + objLength = objProps.length, + othProps = keys(other), + othLength = othProps.length; + + if (objLength != othLength && !isPartial) { + return false; + } + var index = objLength; + while (index--) { + var key = objProps[index]; + if (!(isPartial ? key in other : baseHas(other, key))) { + return false; + } + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked && stack.get(other)) { + return stacked == other; + } + var result = true; + stack.set(object, other); + stack.set(other, object); + + var skipCtor = isPartial; + while (++index < objLength) { + key = objProps[index]; + var objValue = object[key], + othValue = other[key]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, objValue, key, other, object, stack) + : customizer(objValue, othValue, key, object, other, stack); + } + // Recursively compare objects (susceptible to call stack limits). + if (!(compared === undefined + ? (objValue === othValue || equalFunc(objValue, othValue, customizer, bitmask, stack)) + : compared + )) { + result = false; + break; + } + skipCtor || (skipCtor = key == 'constructor'); + } + if (result && !skipCtor) { + var objCtor = object.constructor, + othCtor = other.constructor; + + // Non `Object` object instances with different constructors are not equal. + if (objCtor != othCtor && + ('constructor' in object && 'constructor' in other) && + !(typeof objCtor == 'function' && objCtor instanceof objCtor && + typeof othCtor == 'function' && othCtor instanceof othCtor)) { + result = false; + } + } + stack['delete'](object); + return result; +} + /** * Gets the "length" property value of `object`. * @@ -77,6 +1751,300 @@ function baseProperty(key) { */ var getLength = baseProperty('length'); +/** + * Gets the data for `map`. + * + * @private + * @param {Object} map The map to query. + * @param {string} key The reference key. + * @returns {*} Returns the map data. + */ +function getMapData(map, key) { + var data = map.__data__; + return isKeyable(key) + ? data[typeof key == 'string' ? 'string' : 'hash'] + : data.map; +} + +/** + * Gets the property names, values, and compare flags of `object`. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the match data of `object`. + */ +function getMatchData(object) { + var result = keys(object), + length = result.length; + + while (length--) { + var key = result[length], + value = object[key]; + + result[length] = [key, value, isStrictComparable(value)]; + } + return result; +} + +/** + * Gets the native function at `key` of `object`. + * + * @private + * @param {Object} object The object to query. + * @param {string} key The key of the method to get. + * @returns {*} Returns the function if it's native, else `undefined`. + */ +function getNative(object, key) { + var value = getValue(object, key); + return baseIsNative(value) ? value : undefined; +} + +/** + * Gets the `[[Prototype]]` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {null|Object} Returns the `[[Prototype]]`. + */ +var getPrototype = overArg(nativeGetPrototype, Object); + +/** + * Gets the `toStringTag` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +var getTag = baseGetTag; + +// Fallback for data views, maps, sets, and weak maps in IE 11, +// for data views in Edge, and promises in Node.js. +if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || + (Map && getTag(new Map) != mapTag) || + (Promise && getTag(Promise.resolve()) != promiseTag) || + (Set && getTag(new Set) != setTag) || + (WeakMap && getTag(new WeakMap) != weakMapTag)) { + getTag = function(value) { + var result = objectToString.call(value), + Ctor = result == objectTag ? value.constructor : undefined, + ctorString = Ctor ? toSource(Ctor) : undefined; + + if (ctorString) { + switch (ctorString) { + case dataViewCtorString: return dataViewTag; + case mapCtorString: return mapTag; + case promiseCtorString: return promiseTag; + case setCtorString: return setTag; + case weakMapCtorString: return weakMapTag; + } + } + return result; + }; +} + +/** + * Checks if `path` exists on `object`. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @param {Function} hasFunc The function to check properties. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + */ +function hasPath(object, path, hasFunc) { + path = isKey(path, object) ? [path] : castPath(path); + + var result, + index = -1, + length = path.length; + + while (++index < length) { + var key = toKey(path[index]); + if (!(result = object != null && hasFunc(object, key))) { + break; + } + object = object[key]; + } + if (result) { + return result; + } + var length = object ? object.length : 0; + return !!length && isLength(length) && isIndex(key, length) && + (isArray(object) || isString(object) || isArguments(object)); +} + +/** + * Creates an array of index keys for `object` values of arrays, + * `arguments` objects, and strings, otherwise `null` is returned. + * + * @private + * @param {Object} object The object to query. + * @returns {Array|null} Returns index keys, else `null`. + */ +function indexKeys(object) { + var length = object ? object.length : undefined; + if (isLength(length) && + (isArray(object) || isString(object) || isArguments(object))) { + return baseTimes(length, String); + } + return null; +} + +/** + * Checks if `value` is a valid array-like index. + * + * @private + * @param {*} value The value to check. + * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index. + * @returns {boolean} Returns `true` if `value` is a valid index, else `false`. + */ +function isIndex(value, length) { + length = length == null ? MAX_SAFE_INTEGER : length; + return !!length && + (typeof value == 'number' || reIsUint.test(value)) && + (value > -1 && value % 1 == 0 && value < length); +} + +/** + * Checks if `value` is a property name and not a property path. + * + * @private + * @param {*} value The value to check. + * @param {Object} [object] The object to query keys on. + * @returns {boolean} Returns `true` if `value` is a property name, else `false`. + */ +function isKey(value, object) { + if (isArray(value)) { + return false; + } + var type = typeof value; + if (type == 'number' || type == 'symbol' || type == 'boolean' || + value == null || isSymbol(value)) { + return true; + } + return reIsPlainProp.test(value) || !reIsDeepProp.test(value) || + (object != null && value in Object(object)); +} + +/** + * Checks if `value` is suitable for use as unique object key. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is suitable, else `false`. + */ +function isKeyable(value) { + var type = typeof value; + return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean') + ? (value !== '__proto__') + : (value === null); +} + +/** + * Checks if `func` has its source masked. + * + * @private + * @param {Function} func The function to check. + * @returns {boolean} Returns `true` if `func` is masked, else `false`. + */ +function isMasked(func) { + return !!maskSrcKey && (maskSrcKey in func); +} + +/** + * Checks if `value` is likely a prototype object. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a prototype, else `false`. + */ +function isPrototype(value) { + var Ctor = value && value.constructor, + proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto; + + return value === proto; +} + +/** + * Checks if `value` is suitable for strict equality comparisons, i.e. `===`. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` if suitable for strict + * equality comparisons, else `false`. + */ +function isStrictComparable(value) { + return value === value && !isObject(value); +} + +/** + * A specialized version of `matchesProperty` for source values suitable + * for strict equality comparisons, i.e. `===`. + * + * @private + * @param {string} key The key of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ +function matchesStrictComparable(key, srcValue) { + return function(object) { + if (object == null) { + return false; + } + return object[key] === srcValue && + (srcValue !== undefined || (key in Object(object))); + }; +} + +/** + * Converts `string` to a property path array. + * + * @private + * @param {string} string The string to convert. + * @returns {Array} Returns the property path array. + */ +var stringToPath = memoize(function(string) { + var result = []; + toString(string).replace(rePropName, function(match, number, quote, string) { + result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match)); + }); + return result; +}); + +/** + * Converts `value` to a string key if it's not a string or symbol. + * + * @private + * @param {*} value The value to inspect. + * @returns {string|symbol} Returns the key. + */ +function toKey(value) { + if (typeof value == 'string' || isSymbol(value)) { + return value; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +/** + * Converts `func` to its source code. + * + * @private + * @param {Function} func The function to process. + * @returns {string} Returns the source code. + */ +function toSource(func) { + if (func != null) { + try { + return funcToString.call(func); + } catch (e) {} + try { + return (func + ''); + } catch (e) {} + } + return ''; +} + /** * Gets the last element of `array`. * @@ -107,26 +2075,178 @@ function last(array) { * @since 4.0.0 * @category Array * @param {...Array} [arrays] The arrays to inspect. - * @param {Array|Function|Object|string} [iteratee=_.identity] + * @param {Function} [iteratee=_.identity] * The iteratee invoked per element. * @returns {Array} Returns the new array of filtered values. * @example * - * _.xorBy([2.1, 1.2], [4.3, 2.4], Math.floor); - * // => [1.2, 4.3] + * _.xorBy([2.1, 1.2], [2.3, 3.4], Math.floor); + * // => [1.2, 3.4] * * // The `_.property` iteratee shorthand. * _.xorBy([{ 'x': 1 }], [{ 'x': 2 }, { 'x': 1 }], 'x'); * // => [{ 'x': 2 }] */ -var xorBy = rest(function(arrays) { +var xorBy = baseRest(function(arrays) { var iteratee = last(arrays); if (isArrayLikeObject(iteratee)) { iteratee = undefined; } - return baseXor(arrayFilter(arrays, isArrayLikeObject), baseIteratee(iteratee)); + return baseXor(arrayFilter(arrays, isArrayLikeObject), baseIteratee(iteratee, 2)); }); +/** + * Creates a function that memoizes the result of `func`. If `resolver` is + * provided, it determines the cache key for storing the result based on the + * arguments provided to the memoized function. By default, the first argument + * provided to the memoized function is used as the map cache key. The `func` + * is invoked with the `this` binding of the memoized function. + * + * **Note:** The cache is exposed as the `cache` property on the memoized + * function. Its creation may be customized by replacing the `_.memoize.Cache` + * constructor with one whose instances implement the + * [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * method interface of `delete`, `get`, `has`, and `set`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Function + * @param {Function} func The function to have its output memoized. + * @param {Function} [resolver] The function to resolve the cache key. + * @returns {Function} Returns the new memoized function. + * @example + * + * var object = { 'a': 1, 'b': 2 }; + * var other = { 'c': 3, 'd': 4 }; + * + * var values = _.memoize(_.values); + * values(object); + * // => [1, 2] + * + * values(other); + * // => [3, 4] + * + * object.a = 2; + * values(object); + * // => [1, 2] + * + * // Modify the result cache. + * values.cache.set(object, ['a', 'b']); + * values(object); + * // => ['a', 'b'] + * + * // Replace `_.memoize.Cache`. + * _.memoize.Cache = WeakMap; + */ +function memoize(func, resolver) { + if (typeof func != 'function' || (resolver && typeof resolver != 'function')) { + throw new TypeError(FUNC_ERROR_TEXT); + } + var memoized = function() { + var args = arguments, + key = resolver ? resolver.apply(this, args) : args[0], + cache = memoized.cache; + + if (cache.has(key)) { + return cache.get(key); + } + var result = func.apply(this, args); + memoized.cache = cache.set(key, result); + return result; + }; + memoized.cache = new (memoize.Cache || MapCache); + return memoized; +} + +// Assign cache to `_.memoize`. +memoize.Cache = MapCache; + +/** + * Performs a + * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * comparison between two values to determine if they are equivalent. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + * @example + * + * var object = { 'a': 1 }; + * var other = { 'a': 1 }; + * + * _.eq(object, object); + * // => true + * + * _.eq(object, other); + * // => false + * + * _.eq('a', 'a'); + * // => true + * + * _.eq('a', Object('a')); + * // => false + * + * _.eq(NaN, NaN); + * // => true + */ +function eq(value, other) { + return value === other || (value !== value && other !== other); +} + +/** + * Checks if `value` is likely an `arguments` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an `arguments` object, + * else `false`. + * @example + * + * _.isArguments(function() { return arguments; }()); + * // => true + * + * _.isArguments([1, 2, 3]); + * // => false + */ +function isArguments(value) { + // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode. + return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && + (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag); +} + +/** + * Checks if `value` is classified as an `Array` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array, else `false`. + * @example + * + * _.isArray([1, 2, 3]); + * // => true + * + * _.isArray(document.body.children); + * // => false + * + * _.isArray('abc'); + * // => false + * + * _.isArray(_.noop); + * // => false + */ +var isArray = Array.isArray; + /** * Checks if `value` is array-like. A value is considered array-like if it's * not a function and has a `value.length` that's an integer greater than or @@ -193,8 +2313,7 @@ function isArrayLikeObject(value) { * @since 0.1.0 * @category Lang * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is correctly classified, - * else `false`. + * @returns {boolean} Returns `true` if `value` is a function, else `false`. * @example * * _.isFunction(_); @@ -301,4 +2420,262 @@ function isObjectLike(value) { return !!value && typeof value == 'object'; } +/** + * Checks if `value` is classified as a `String` primitive or object. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a string, else `false`. + * @example + * + * _.isString('abc'); + * // => true + * + * _.isString(1); + * // => false + */ +function isString(value) { + return typeof value == 'string' || + (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag); +} + +/** + * Checks if `value` is classified as a `Symbol` primitive or object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a symbol, else `false`. + * @example + * + * _.isSymbol(Symbol.iterator); + * // => true + * + * _.isSymbol('abc'); + * // => false + */ +function isSymbol(value) { + return typeof value == 'symbol' || + (isObjectLike(value) && objectToString.call(value) == symbolTag); +} + +/** + * Checks if `value` is classified as a typed array. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + * @example + * + * _.isTypedArray(new Uint8Array); + * // => true + * + * _.isTypedArray([]); + * // => false + */ +var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray; + +/** + * Converts `value` to a string. An empty string is returned for `null` + * and `undefined` values. The sign of `-0` is preserved. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to process. + * @returns {string} Returns the string. + * @example + * + * _.toString(null); + * // => '' + * + * _.toString(-0); + * // => '-0' + * + * _.toString([1, 2, 3]); + * // => '1,2,3' + */ +function toString(value) { + return value == null ? '' : baseToString(value); +} + +/** + * Gets the value at `path` of `object`. If the resolved value is + * `undefined`, the `defaultValue` is returned in its place. + * + * @static + * @memberOf _ + * @since 3.7.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @param {*} [defaultValue] The value returned for `undefined` resolved values. + * @returns {*} Returns the resolved value. + * @example + * + * var object = { 'a': [{ 'b': { 'c': 3 } }] }; + * + * _.get(object, 'a[0].b.c'); + * // => 3 + * + * _.get(object, ['a', '0', 'b', 'c']); + * // => 3 + * + * _.get(object, 'a.b.c', 'default'); + * // => 'default' + */ +function get(object, path, defaultValue) { + var result = object == null ? undefined : baseGet(object, path); + return result === undefined ? defaultValue : result; +} + +/** + * Checks if `path` is a direct or inherited property of `object`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + * @example + * + * var object = _.create({ 'a': _.create({ 'b': 2 }) }); + * + * _.hasIn(object, 'a'); + * // => true + * + * _.hasIn(object, 'a.b'); + * // => true + * + * _.hasIn(object, ['a', 'b']); + * // => true + * + * _.hasIn(object, 'b'); + * // => false + */ +function hasIn(object, path) { + return object != null && hasPath(object, path, baseHasIn); +} + +/** + * Creates an array of the own enumerable property names of `object`. + * + * **Note:** Non-object values are coerced to objects. See the + * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * for more details. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.keys(new Foo); + * // => ['a', 'b'] (iteration order is not guaranteed) + * + * _.keys('hi'); + * // => ['0', '1'] + */ +function keys(object) { + var isProto = isPrototype(object); + if (!(isProto || isArrayLike(object))) { + return baseKeys(object); + } + var indexes = indexKeys(object), + skipIndexes = !!indexes, + result = indexes || [], + length = result.length; + + for (var key in object) { + if (baseHas(object, key) && + !(skipIndexes && (key == 'length' || isIndex(key, length))) && + !(isProto && key == 'constructor')) { + result.push(key); + } + } + return result; +} + +/** + * This method returns the first argument it receives. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Util + * @param {*} value Any value. + * @returns {*} Returns `value`. + * @example + * + * var object = { 'a': 1 }; + * + * console.log(_.identity(object) === object); + * // => true + */ +function identity(value) { + return value; +} + +/** + * This method returns `undefined`. + * + * @static + * @memberOf _ + * @since 2.3.0 + * @category Util + * @example + * + * _.times(2, _.noop); + * // => [undefined, undefined] + */ +function noop() { + // No operation performed. +} + +/** + * Creates a function that returns the value at `path` of a given object. + * + * @static + * @memberOf _ + * @since 2.4.0 + * @category Util + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + * @example + * + * var objects = [ + * { 'a': { 'b': 2 } }, + * { 'a': { 'b': 1 } } + * ]; + * + * _.map(objects, _.property('a.b')); + * // => [2, 1] + * + * _.map(_.sortBy(objects, _.property(['a', 'b'])), 'a.b'); + * // => [1, 2] + */ +function property(path) { + return isKey(path) ? baseProperty(toKey(path)) : basePropertyDeep(path); +} + module.exports = xorBy; diff --git a/lodash.xorby/package.json b/lodash.xorby/package.json index 18516ddd1..f58367efc 100644 --- a/lodash.xorby/package.json +++ b/lodash.xorby/package.json @@ -1,6 +1,6 @@ { "name": "lodash.xorby", - "version": "4.5.0", + "version": "4.6.0", "description": "The lodash method `_.xorBy` exported as a module.", "homepage": "https://lodash.com/", "icon": "https://lodash.com/icon.svg", @@ -13,10 +13,5 @@ "Mathias Bynens (https://mathiasbynens.be/)" ], "repository": "lodash/lodash", - "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" }, - "dependencies": { - "lodash._baseiteratee": "~4.7.0", - "lodash._basexor": "~4.5.0", - "lodash.rest": "^4.0.0" - } + "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" } }