Mirrors/lodash
1
0
Fork 0
mirror of https://github.com/whoisclebs/lodash.git synced 2026-02-13 12:27:49 +00:00
Code Issues Packages Projects Releases Wiki Activity

Bump to v4.0.0.

Browse Source
This commit is contained in:
John-David Dalton
2016-02-26 01:06:04 -08:00
parent 51e917b094
commit d35a9c40be
1337 changed files with 70148 additions and 17945 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
lodash._baseisequal/LICENSE.txt → lodash._baseisequal/LICENSE
View File

@@ -1,5 +1,5 @@
Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
Based on Underscore.js, copyright 2009-2015 Jeremy Ashkenas,
Copyright 2012-2016 The Dojo Foundation <http://dojofoundation.org/>
Based on Underscore.js, copyright 2009-2016 Jeremy Ashkenas,
DocumentCloud and Investigative Reporters & Editors <http://underscorejs.org/>
Permission is hereby granted, free of charge, to any person obtaining

10
lodash._baseisequal/README.md
View File

@@ -1,20 +1,18 @@
# lodash._baseisequal v3.0.7
# lodash._baseisequal v4.0.0
The [modern build](https://github.com/lodash/lodash/wiki/Build-Differences) of [lodash’s](https://lodash.com/) internal `baseIsEqual` exported as a [Node.js](http://nodejs.org/)/[io.js](https://iojs.org/) module.
The internal [lodash](https://lodash.com/) function `baseIsEqual` exported as a [Node.js](https://nodejs.org/) module.
## Installation
Using npm:
```bash
$ {sudo -H} npm i -g npm
$ npm i --save lodash._baseisequal
```
In Node.js/io.js:
In Node.js:
```js
var baseIsEqual = require('lodash._baseisequal');
```
See the [package source](https://github.com/lodash/lodash/blob/3.0.7-npm-packages/lodash._baseisequal) for more details.
See the [package source](https://github.com/lodash/lodash/blob/4.0.0-npm-packages/lodash._baseisequal) for more details.

591
lodash._baseisequal/index.js
View File

@@ -1,58 +1,78 @@
/**
* lodash 3.0.7 (Custom Build) <https://lodash.com/>
* Build: `lodash modern modularize exports="npm" -o ./`
* Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
* lodash 4.0.0 (Custom Build) <https://lodash.com/>
* Build: `lodash modularize exports="npm" -o ./`
* Copyright 2012-2016 The Dojo Foundation <http://dojofoundation.org/>
* Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
* Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
* Copyright 2009-2016 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
* Available under MIT license <https://lodash.com/license>
*/
var isArray = require('lodash.isarray'),
isTypedArray = require('lodash.istypedarray'),
var Stack = require('lodash._stack'),
keys = require('lodash.keys');
/** 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;
/** `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]',
regexpTag = '[object RegExp]',
stringTag = '[object String]';
setTag = '[object Set]',
stringTag = '[object String]',
symbolTag = '[object Symbol]',
weakMapTag = '[object WeakMap]';
var arrayBufferTag = '[object ArrayBuffer]',
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 detect host constructors (Safari > 5). */
var reIsHostCtor = /^\[object .+?Constructor\]$/;
/** 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[dateTag] = typedArrayTags[errorTag] =
typedArrayTags[funcTag] = typedArrayTags[mapTag] =
typedArrayTags[numberTag] = typedArrayTags[objectTag] =
typedArrayTags[regexpTag] = typedArrayTags[setTag] =
typedArrayTags[stringTag] = typedArrayTags[weakMapTag] = false;
/**
* Checks if `value` is object-like.
*
* @private
* @param {*} value The value to check.
* @returns {boolean} Returns `true` if `value` is object-like, else `false`.
*/
function isObjectLike(value) {
return !!value && typeof value == 'object';
}
/** Used for native 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)
* of values.
*/
var objToString = objectProto.toString;
/**
* A specialized version of `_.some` for arrays without support for callback
* shorthands and `this` binding.
* 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`.
* @returns {boolean} Returns `true` if any element passes the predicate check, else `false`.
*/
function arraySome(array, predicate) {
var index = -1,
@@ -67,26 +87,135 @@ function arraySome(array, predicate) {
}
/**
* The base implementation of `_.isEqual` without support for `this` binding
* `customizer` functions.
* 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 an array.
*
* @private
* @param {Object} map The map to convert.
* @returns {Array} Returns the converted array.
*/
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.
*
* @private
* @param {Object} set The set to convert.
* @returns {Array} Returns the converted array.
*/
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 = global.Object.prototype;
/** Used to resolve the decompiled source of functions. */
var funcToString = global.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 = global.Symbol,
Uint8Array = global.Uint8Array,
getPrototypeOf = Object.getPrototypeOf;
/* Built-in method references that are verified to be native. */
var Map = getNative(global, 'Map'),
Set = getNative(global, 'Set');
/** Used to detect maps and sets. */
var mapCtorString = Map ? funcToString.call(Map) : '',
setCtorString = Set ? funcToString.call(Set) : '';
/** Used to convert symbols to primitives and strings. */
var symbolProto = _Symbol ? _Symbol.prototype : undefined,
symbolValueOf = _Symbol ? symbolProto.valueOf : 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 hasOwnProperty.call(object, key) ||
(typeof object == 'object' && key in object && getPrototypeOf(object) === null);
}
/**
* 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 comparing values.
* @param {boolean} [isLoose] Specify performing partial comparisons.
* @param {Array} [stackA] Tracks traversed `value` objects.
* @param {Array} [stackB] Tracks traversed `other` objects.
* @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, isLoose, stackA, stackB) {
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, isLoose, stackA, stackB);
return baseIsEqualDeep(value, other, baseIsEqual, customizer, bitmask, stack);
}
/**
@@ -98,20 +227,19 @@ function baseIsEqual(value, other, customizer, isLoose, stackA, stackB) {
* @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 comparing objects.
* @param {boolean} [isLoose] Specify performing partial comparisons.
* @param {Array} [stackA=[]] Tracks traversed `value` objects.
* @param {Array} [stackB=[]] Tracks traversed `other` objects.
* @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, isLoose, stackA, stackB) {
function baseIsEqualDeep(object, other, equalFunc, customizer, bitmask, stack) {
var objIsArr = isArray(object),
othIsArr = isArray(other),
objTag = arrayTag,
othTag = arrayTag;
if (!objIsArr) {
objTag = objToString.call(object);
objTag = getTag(object);
if (objTag == argsTag) {
objTag = objectTag;
} else if (objTag != objectTag) {
@@ -119,52 +247,34 @@ function baseIsEqualDeep(object, other, equalFunc, customizer, isLoose, stackA,
}
}
if (!othIsArr) {
othTag = objToString.call(other);
othTag = getTag(other);
if (othTag == argsTag) {
othTag = objectTag;
} else if (othTag != objectTag) {
othIsArr = isTypedArray(other);
}
}
var objIsObj = objTag == objectTag,
othIsObj = othTag == objectTag,
var objIsObj = objTag == objectTag && !isHostObject(object),
othIsObj = othTag == objectTag && !isHostObject(other),
isSameTag = objTag == othTag;
if (isSameTag && !(objIsArr || objIsObj)) {
return equalByTag(object, other, objTag);
return equalByTag(object, other, objTag, equalFunc, customizer, bitmask);
}
if (!isLoose) {
var isPartial = bitmask & PARTIAL_COMPARE_FLAG;
if (!isPartial) {
var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'),
othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__');
if (objIsWrapped || othIsWrapped) {
return equalFunc(objIsWrapped ? object.value() : object, othIsWrapped ? other.value() : other, customizer, isLoose, stackA, stackB);
return equalFunc(objIsWrapped ? object.value() : object, othIsWrapped ? other.value() : other, customizer, bitmask, stack);
}
}
if (!isSameTag) {
return false;
}
// Assume cyclic values are equal.
// For more information on detecting circular references see https://es5.github.io/#JO.
stackA || (stackA = []);
stackB || (stackB = []);
var length = stackA.length;
while (length--) {
if (stackA[length] == object) {
return stackB[length] == other;
}
}
// Add `object` and `other` to the stack of traversed objects.
stackA.push(object);
stackB.push(other);
var result = (objIsArr ? equalArrays : equalObjects)(object, other, equalFunc, customizer, isLoose, stackA, stackB);
stackA.pop();
stackB.pop();
return result;
stack || (stack = new Stack);
return (objIsArr ? equalArrays : equalObjects)(object, other, equalFunc, customizer, bitmask, stack);
}
/**
@@ -175,44 +285,61 @@ function baseIsEqualDeep(object, other, equalFunc, customizer, isLoose, stackA,
* @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 comparing arrays.
* @param {boolean} [isLoose] Specify performing partial comparisons.
* @param {Array} [stackA] Tracks traversed `value` objects.
* @param {Array} [stackB] Tracks traversed `other` objects.
* @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, isLoose, stackA, stackB) {
function equalArrays(array, other, equalFunc, customizer, bitmask, stack) {
var index = -1,
isPartial = bitmask & PARTIAL_COMPARE_FLAG,
isUnordered = bitmask & UNORDERED_COMPARE_FLAG,
arrLength = array.length,
othLength = other.length;
if (arrLength != othLength && !(isLoose && othLength > arrLength)) {
if (arrLength != othLength && !(isPartial && othLength > arrLength)) {
return false;
}
// Assume cyclic values are equal.
var stacked = stack.get(array);
if (stacked) {
return stacked == other;
}
var result = true;
stack.set(array, other);
// Ignore non-index properties.
while (++index < arrLength) {
var arrValue = array[index],
othValue = other[index],
result = customizer ? customizer(isLoose ? othValue : arrValue, isLoose ? arrValue : othValue, index) : undefined;
othValue = other[index];
if (result !== undefined) {
if (result) {
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;
}
return false;
result = false;
break;
}
// Recursively compare arrays (susceptible to call stack limits).
if (isLoose) {
if (isUnordered) {
if (!arraySome(other, function(othValue) {
return arrValue === othValue || equalFunc(arrValue, othValue, customizer, isLoose, stackA, stackB);
return arrValue === othValue || equalFunc(arrValue, othValue, customizer, bitmask, stack);
})) {
return false;
result = false;
break;
}
} else if (!(arrValue === othValue || equalFunc(arrValue, othValue, customizer, isLoose, stackA, stackB))) {
return false;
} else if (!(arrValue === othValue || equalFunc(arrValue, othValue, customizer, bitmask, stack))) {
result = false;
break;
}
}
return true;
stack['delete'](array);
return result;
}
/**
@@ -226,10 +353,20 @@ function equalArrays(array, other, equalFunc, customizer, isLoose, stackA, stack
* @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.
* @returns {boolean} Returns `true` if the objects are equivalent, else `false`.
*/
function equalByTag(object, other, tag) {
function equalByTag(object, other, tag, equalFunc, customizer, bitmask) {
switch (tag) {
case arrayBufferTag:
if ((object.byteLength != other.byteLength) ||
!equalFunc(new Uint8Array(object), new Uint8Array(other))) {
return false;
}
return true;
case boolTag:
case dateTag:
// Coerce dates and booleans to numbers, dates to milliseconds and booleans
@@ -241,15 +378,27 @@ function equalByTag(object, other, tag) {
case numberTag:
// Treat `NaN` vs. `NaN` as equal.
return (object != +object)
? other != +other
: object == +other;
return (object != +object) ? other != +other : object == +other;
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.
return object == (other + '');
case mapTag:
var convert = mapToArray;
case setTag:
var isPartial = bitmask & PARTIAL_COMPARE_FLAG;
convert || (convert = setToArray);
// Recursively compare objects (susceptible to call stack limits).
return (isPartial || object.size == other.size) &&
equalFunc(convert(object), convert(other), customizer, bitmask | UNORDERED_COMPARE_FLAG);
case symbolTag:
return !!_Symbol && (symbolValueOf.call(object) == symbolValueOf.call(other));
}
return false;
}
@@ -262,42 +411,60 @@ function equalByTag(object, other, tag) {
* @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 comparing values.
* @param {boolean} [isLoose] Specify performing partial comparisons.
* @param {Array} [stackA] Tracks traversed `value` objects.
* @param {Array} [stackB] Tracks traversed `other` objects.
* @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, isLoose, stackA, stackB) {
var objProps = keys(object),
function equalObjects(object, other, equalFunc, customizer, bitmask, stack) {
var isPartial = bitmask & PARTIAL_COMPARE_FLAG,
isUnordered = bitmask & UNORDERED_COMPARE_FLAG,
objProps = keys(object),
objLength = objProps.length,
othProps = keys(other),
othLength = othProps.length;
if (objLength != othLength && !isLoose) {
if (objLength != othLength && !isPartial) {
return false;
}
var index = objLength;
while (index--) {
var key = objProps[index];
if (!(isLoose ? key in other : hasOwnProperty.call(other, key))) {
if (!(isPartial ? key in other : baseHas(other, key)) ||
!(isUnordered || key == othProps[index])) {
return false;
}
}
var skipCtor = isLoose;
// Assume cyclic values are equal.
var stacked = stack.get(object);
if (stacked) {
return stacked == other;
}
var result = true;
stack.set(object, other);
var skipCtor = isPartial;
while (++index < objLength) {
key = objProps[index];
var objValue = object[key],
othValue = other[key],
result = customizer ? customizer(isLoose ? othValue : objValue, isLoose? objValue : othValue, key) : undefined;
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 (!(result === undefined ? equalFunc(objValue, othValue, customizer, isLoose, stackA, stackB) : result)) {
return false;
if (!(compared === undefined
? (objValue === othValue || equalFunc(objValue, othValue, customizer, bitmask, stack))
: compared
)) {
result = false;
break;
}
skipCtor || (skipCtor = key == 'constructor');
}
if (!skipCtor) {
if (result && !skipCtor) {
var objCtor = object.constructor,
othCtor = other.constructor;
@@ -306,10 +473,131 @@ function equalObjects(object, other, equalFunc, customizer, isLoose, stackA, sta
('constructor' in object && 'constructor' in other) &&
!(typeof objCtor == 'function' && objCtor instanceof objCtor &&
typeof othCtor == 'function' && othCtor instanceof othCtor)) {
return false;
result = false;
}
}
return true;
stack['delete'](object);
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 = object == null ? undefined : object[key];
return isNative(value) ? value : undefined;
}
/**
* 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 IE 11 providing `toStringTag` values for maps and sets.
if ((Map && getTag(new Map) != mapTag) || (Set && getTag(new Set) != setTag)) {
getTag = function(value) {
var result = objectToString.call(value),
Ctor = result == objectTag ? value.constructor : null,
ctorString = typeof Ctor == 'function' ? funcToString.call(Ctor) : '';
if (ctorString) {
if (ctorString == mapCtorString) {
return mapTag;
}
if (ctorString == setCtorString) {
return setTag;
}
}
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;
/**
* Checks if `value` is classified as a `Function` object.
*
* @static
* @memberOf _
* @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 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 _
* @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;
}
/**
@@ -329,7 +617,10 @@ function equalObjects(object, other, equalFunc, customizer, isLoose, stackA, sta
* _.isObject([1, 2, 3]);
* // => true
*
* _.isObject(1);
* _.isObject(_.noop);
* // => true
*
* _.isObject(null);
* // => false
*/
function isObject(value) {
@@ -339,4 +630,78 @@ 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 _
* @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 _
* @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 (value == null) {
return false;
}
if (isFunction(value)) {
return reIsNative.test(funcToString.call(value));
}
return isObjectLike(value) &&
(isHostObject(value) ? reIsNative : reIsHostCtor).test(value);
}
/**
* Checks if `value` is classified as a typed array.
*
* @static
* @memberOf _
* @category Lang
* @param {*} value The value to check.
* @returns {boolean} Returns `true` if `value` is correctly classified, else `false`.
* @example
*
* _.isTypedArray(new Uint8Array);
* // => true
*
* _.isTypedArray([]);
* // => false
*/
function isTypedArray(value) {
return isObjectLike(value) && isLength(value.length) && !!typedArrayTags[objectToString.call(value)];
}
module.exports = baseIsEqual;

13
lodash._baseisequal/package.json
View File

@@ -1,23 +1,20 @@
{
"name": "lodash._baseisequal",
"version": "3.0.7",
"description": "The modern build of lodash’s internal `baseIsEqual` as a module.",
"version": "4.0.0",
"description": "The internal lodash function `baseIsEqual` exported as a module.",
"homepage": "https://lodash.com/",
"icon": "https://lodash.com/icon.svg",
"license": "MIT",
"author": "John-David Dalton <john.david.dalton@gmail.com> (http://allyoucanleet.com/)",
"contributors": [
"John-David Dalton <john.david.dalton@gmail.com> (http://allyoucanleet.com/)",
"Benjamin Tan <demoneaux@gmail.com> (https://d10.github.io/)",
"Blaine Bublitz <blaine@iceddev.com> (http://www.iceddev.com/)",
"Kit Cambridge <github@kitcambridge.be> (http://kitcambridge.be/)",
"Blaine Bublitz <blaine@iceddev.com> (https://github.com/phated)",
"Mathias Bynens <mathias@qiwi.be> (https://mathiasbynens.be/)"
],
"repository": "lodash/lodash",
"scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" },
"dependencies": {
"lodash.isarray": "^3.0.0",
"lodash.istypedarray": "^3.0.0",
"lodash.keys": "^3.0.0"
"lodash._stack": "^3.0.0",
"lodash.keys": "^4.0.0"
}
}