Mirrors/lodash
1
0
Fork 0
mirror of https://github.com/whoisclebs/lodash.git synced 2026-02-07 18:07:49 +00:00
Code Issues Packages Projects Releases Wiki Activity

Bump to v4.4.0.

Browse Source
This commit is contained in:
John-David Dalton
2016-04-12 23:55:57 -07:00
parent 04e08670ed
commit fb1f99d9d9
415 changed files with 36968 additions and 4619 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
lodash.isempty/README.md
View File

@@ -1,4 +1,4 @@
# lodash.isempty v4.3.1
# lodash.isempty v4.4.0
The [lodash](https://lodash.com/) method `_.isEmpty` exported as a [Node.js](https://nodejs.org/) module.
@@ -15,4 +15,4 @@ In Node.js:
var isEmpty = require('lodash.isempty');
```
See the [documentation](https://lodash.com/docs#isEmpty) or [package source](https://github.com/lodash/lodash/blob/4.3.1-npm-packages/lodash.isempty) for more details.
See the [documentation](https://lodash.com/docs#isEmpty) or [package source](https://github.com/lodash/lodash/blob/4.4.0-npm-packages/lodash.isempty) for more details.

238
lodash.isempty/index.js
View File

@@ -18,23 +18,19 @@ var argsTag = '[object Arguments]',
objectTag = '[object Object]',
promiseTag = '[object Promise]',
setTag = '[object Set]',
stringTag = '[object String]',
weakMapTag = '[object WeakMap]';
var dataViewTag = '[object DataView]';
/**
* 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;
/** Used to detect host constructors (Safari). */
var reIsHostCtor = /^\[object .+?Constructor\]$/;
/** Used to detect unsigned integer values. */
var reIsUint = /^(?:0|[1-9]\d*)$/;
/** Detect free variable `global` from Node.js. */
var freeGlobal = typeof global == 'object' && global && global.Object === Object && global;
@@ -53,38 +49,6 @@ var freeModule = freeExports && typeof module == 'object' && module && !module.n
/** Detect the popular CommonJS extension `module.exports`. */
var moduleExports = freeModule && freeModule.exports === freeExports;
/**
* 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;
}
/**
* Gets the value at `key` of `object`.
*
@@ -117,7 +81,7 @@ 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.
@@ -131,7 +95,8 @@ function overArg(func, transform) {
}
/** Used for built-in method references. */
var objectProto = Object.prototype;
var funcProto = Function.prototype,
objectProto = Object.prototype;
/** Used to detect overreaching core-js shims. */
var coreJsData = root['__core-js_shared__'];
@@ -143,14 +108,14 @@ 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;
@@ -166,9 +131,8 @@ var Buffer = moduleExports ? root.Buffer : undefined,
propertyIsEnumerable = objectProto.propertyIsEnumerable;
/* Built-in method references for those with the same name as other `lodash` methods. */
var nativeGetPrototype = Object.getPrototypeOf,
nativeIsBuffer = Buffer ? Buffer.isBuffer : undefined,
nativeKeys = Object.keys;
var nativeIsBuffer = Buffer ? Buffer.isBuffer : undefined,
nativeKeys = overArg(Object.keys, Object);
/* Built-in method references that are verified to be native. */
var DataView = getNative(root, 'DataView'),
@@ -198,23 +162,6 @@ 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.
*
@@ -231,29 +178,6 @@ function baseIsNative(value) {
return pattern.test(toSource(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);
/**
* 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 native function at `key` of `object`.
*
@@ -267,15 +191,6 @@ 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`.
*
@@ -286,7 +201,7 @@ 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) ||
@@ -310,38 +225,6 @@ if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) ||
};
}
/**
* 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 `func` has its source masked.
*
@@ -405,7 +288,7 @@ function toSource(func) {
* // => 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);
}
@@ -461,7 +344,7 @@ var isArray = Array.isArray;
* // => false
*/
function isArrayLike(value) {
return value != null && isLength(getLength(value)) && !isFunction(value);
return value != null && isLength(value.length) && !isFunction(value);
}
/**
@@ -547,22 +430,23 @@ var isBuffer = nativeIsBuffer || stubFalse;
*/
function isEmpty(value) {
if (isArrayLike(value) &&
(isArray(value) || isString(value) || isFunction(value.splice) ||
isArguments(value) || isBuffer(value))) {
(isArray(value) || typeof value == 'string' ||
typeof value.splice == 'function' || isBuffer(value) || isArguments(value))) {
return !value.length;
}
if (isObjectLike(value)) {
var tag = getTag(value);
if (tag == mapTag || tag == setTag) {
return !value.size;
}
var tag = getTag(value);
if (tag == mapTag || tag == setTag) {
return !value.size;
}
if (nonEnumShadows || isPrototype(value)) {
return !nativeKeys(value).length;
}
for (var key in value) {
if (hasOwnProperty.call(value, key)) {
return false;
}
}
return !(nonEnumShadows && keys(value).length);
return true;
}
/**
@@ -584,8 +468,7 @@ function isEmpty(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;
}
@@ -593,16 +476,15 @@ 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);
@@ -624,7 +506,7 @@ 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
@@ -680,76 +562,6 @@ 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);
}
/**
* 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 `false`.
*

2
lodash.isempty/package.json
View File

@@ -1,6 +1,6 @@
{
"name": "lodash.isempty",
"version": "4.3.1",
"version": "4.4.0",
"description": "The lodash method `_.isEmpty` exported as a module.",
"homepage": "https://lodash.com/",
"icon": "https://lodash.com/icon.svg",