mirror of
https://github.com/idanoo/GoScrobble.git
synced 2024-11-24 09:25:15 +00:00
1656 lines
46 KiB
JavaScript
1656 lines
46 KiB
JavaScript
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/**
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* Lodash (Custom Build) <https://lodash.com/>
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* Build: `lodash modularize exports="npm" -o ./`
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* Copyright OpenJS Foundation and other contributors <https://openjsf.org/>
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* Released under MIT license <https://lodash.com/license>
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* Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
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* Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
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*/
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var reInterpolate = require('lodash._reinterpolate'),
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templateSettings = require('lodash.templatesettings');
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/** Used to detect hot functions by number of calls within a span of milliseconds. */
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var HOT_COUNT = 800,
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HOT_SPAN = 16;
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/** Used as references for various `Number` constants. */
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var INFINITY = 1 / 0,
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MAX_SAFE_INTEGER = 9007199254740991;
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/** `Object#toString` result references. */
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var argsTag = '[object Arguments]',
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arrayTag = '[object Array]',
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asyncTag = '[object AsyncFunction]',
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boolTag = '[object Boolean]',
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dateTag = '[object Date]',
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domExcTag = '[object DOMException]',
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errorTag = '[object Error]',
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funcTag = '[object Function]',
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genTag = '[object GeneratorFunction]',
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mapTag = '[object Map]',
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numberTag = '[object Number]',
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nullTag = '[object Null]',
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objectTag = '[object Object]',
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proxyTag = '[object Proxy]',
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regexpTag = '[object RegExp]',
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setTag = '[object Set]',
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stringTag = '[object String]',
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symbolTag = '[object Symbol]',
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undefinedTag = '[object Undefined]',
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weakMapTag = '[object WeakMap]';
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var arrayBufferTag = '[object ArrayBuffer]',
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dataViewTag = '[object DataView]',
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float32Tag = '[object Float32Array]',
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float64Tag = '[object Float64Array]',
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int8Tag = '[object Int8Array]',
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int16Tag = '[object Int16Array]',
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int32Tag = '[object Int32Array]',
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uint8Tag = '[object Uint8Array]',
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uint8ClampedTag = '[object Uint8ClampedArray]',
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uint16Tag = '[object Uint16Array]',
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uint32Tag = '[object Uint32Array]';
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/** Used to match empty string literals in compiled template source. */
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var reEmptyStringLeading = /\b__p \+= '';/g,
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reEmptyStringMiddle = /\b(__p \+=) '' \+/g,
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reEmptyStringTrailing = /(__e\(.*?\)|\b__t\)) \+\n'';/g;
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/**
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* Used to match `RegExp`
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* [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns).
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*/
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var reRegExpChar = /[\\^$.*+?()[\]{}|]/g;
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/**
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* Used to match
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* [ES template delimiters](http://ecma-international.org/ecma-262/7.0/#sec-template-literal-lexical-components).
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*/
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var reEsTemplate = /\$\{([^\\}]*(?:\\.[^\\}]*)*)\}/g;
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/** Used to detect host constructors (Safari). */
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var reIsHostCtor = /^\[object .+?Constructor\]$/;
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/** Used to detect unsigned integer values. */
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var reIsUint = /^(?:0|[1-9]\d*)$/;
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/** Used to ensure capturing order of template delimiters. */
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var reNoMatch = /($^)/;
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/** Used to match unescaped characters in compiled string literals. */
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var reUnescapedString = /['\n\r\u2028\u2029\\]/g;
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/** Used to identify `toStringTag` values of typed arrays. */
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var typedArrayTags = {};
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typedArrayTags[float32Tag] = typedArrayTags[float64Tag] =
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typedArrayTags[int8Tag] = typedArrayTags[int16Tag] =
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typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] =
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typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] =
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typedArrayTags[uint32Tag] = true;
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typedArrayTags[argsTag] = typedArrayTags[arrayTag] =
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typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] =
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typedArrayTags[dataViewTag] = typedArrayTags[dateTag] =
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typedArrayTags[errorTag] = typedArrayTags[funcTag] =
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typedArrayTags[mapTag] = typedArrayTags[numberTag] =
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typedArrayTags[objectTag] = typedArrayTags[regexpTag] =
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typedArrayTags[setTag] = typedArrayTags[stringTag] =
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typedArrayTags[weakMapTag] = false;
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/** Used to escape characters for inclusion in compiled string literals. */
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var stringEscapes = {
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'\\': '\\',
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"'": "'",
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'\n': 'n',
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'\r': 'r',
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'\u2028': 'u2028',
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'\u2029': 'u2029'
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};
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/** Detect free variable `global` from Node.js. */
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var freeGlobal = typeof global == 'object' && global && global.Object === Object && global;
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/** Detect free variable `self`. */
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var freeSelf = typeof self == 'object' && self && self.Object === Object && self;
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/** Used as a reference to the global object. */
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var root = freeGlobal || freeSelf || Function('return this')();
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/** Detect free variable `exports`. */
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var freeExports = typeof exports == 'object' && exports && !exports.nodeType && exports;
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/** Detect free variable `module`. */
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var freeModule = freeExports && typeof module == 'object' && module && !module.nodeType && module;
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/** Detect the popular CommonJS extension `module.exports`. */
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var moduleExports = freeModule && freeModule.exports === freeExports;
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/** Detect free variable `process` from Node.js. */
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var freeProcess = moduleExports && freeGlobal.process;
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/** Used to access faster Node.js helpers. */
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var nodeUtil = (function() {
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try {
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// Use `util.types` for Node.js 10+.
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var types = freeModule && freeModule.require && freeModule.require('util').types;
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if (types) {
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return types;
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}
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// Legacy `process.binding('util')` for Node.js < 10.
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return freeProcess && freeProcess.binding && freeProcess.binding('util');
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} catch (e) {}
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}());
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/* Node.js helper references. */
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var nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray;
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/**
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* A faster alternative to `Function#apply`, this function invokes `func`
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* with the `this` binding of `thisArg` and the arguments of `args`.
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*
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* @private
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* @param {Function} func The function to invoke.
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* @param {*} thisArg The `this` binding of `func`.
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* @param {Array} args The arguments to invoke `func` with.
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* @returns {*} Returns the result of `func`.
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*/
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function apply(func, thisArg, args) {
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switch (args.length) {
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case 0: return func.call(thisArg);
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case 1: return func.call(thisArg, args[0]);
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case 2: return func.call(thisArg, args[0], args[1]);
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case 3: return func.call(thisArg, args[0], args[1], args[2]);
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}
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return func.apply(thisArg, args);
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}
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/**
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* A specialized version of `_.map` for arrays without support for iteratee
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* shorthands.
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*
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* @private
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* @param {Array} [array] The array to iterate over.
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* @param {Function} iteratee The function invoked per iteration.
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* @returns {Array} Returns the new mapped array.
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*/
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function arrayMap(array, iteratee) {
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var index = -1,
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length = array == null ? 0 : array.length,
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result = Array(length);
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while (++index < length) {
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result[index] = iteratee(array[index], index, array);
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}
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return result;
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}
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/**
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* The base implementation of `_.times` without support for iteratee shorthands
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* or max array length checks.
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*
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* @private
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* @param {number} n The number of times to invoke `iteratee`.
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* @param {Function} iteratee The function invoked per iteration.
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* @returns {Array} Returns the array of results.
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*/
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function baseTimes(n, iteratee) {
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var index = -1,
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result = Array(n);
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while (++index < n) {
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result[index] = iteratee(index);
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}
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return result;
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}
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/**
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* The base implementation of `_.unary` without support for storing metadata.
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*
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* @private
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* @param {Function} func The function to cap arguments for.
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* @returns {Function} Returns the new capped function.
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*/
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function baseUnary(func) {
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return function(value) {
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return func(value);
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};
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}
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/**
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* The base implementation of `_.values` and `_.valuesIn` which creates an
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* array of `object` property values corresponding to the property names
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* of `props`.
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*
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* @private
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* @param {Object} object The object to query.
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* @param {Array} props The property names to get values for.
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* @returns {Object} Returns the array of property values.
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*/
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function baseValues(object, props) {
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return arrayMap(props, function(key) {
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return object[key];
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});
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}
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/**
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* Used by `_.template` to escape characters for inclusion in compiled string literals.
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*
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* @private
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* @param {string} chr The matched character to escape.
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* @returns {string} Returns the escaped character.
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*/
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function escapeStringChar(chr) {
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return '\\' + stringEscapes[chr];
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}
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/**
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* Gets the value at `key` of `object`.
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*
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* @private
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* @param {Object} [object] The object to query.
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* @param {string} key The key of the property to get.
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* @returns {*} Returns the property value.
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*/
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function getValue(object, key) {
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return object == null ? undefined : object[key];
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}
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/**
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* Creates a unary function that invokes `func` with its argument transformed.
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*
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* @private
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* @param {Function} func The function to wrap.
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* @param {Function} transform The argument transform.
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* @returns {Function} Returns the new function.
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*/
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function overArg(func, transform) {
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return function(arg) {
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return func(transform(arg));
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};
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}
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/** Used for built-in method references. */
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var funcProto = Function.prototype,
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objectProto = Object.prototype;
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/** Used to detect overreaching core-js shims. */
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var coreJsData = root['__core-js_shared__'];
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/** Used to resolve the decompiled source of functions. */
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var funcToString = funcProto.toString;
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/** Used to check objects for own properties. */
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var hasOwnProperty = objectProto.hasOwnProperty;
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/** Used to detect methods masquerading as native. */
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var maskSrcKey = (function() {
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var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || '');
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return uid ? ('Symbol(src)_1.' + uid) : '';
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}());
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/**
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* Used to resolve the
|
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* [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
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* of values.
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*/
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var nativeObjectToString = objectProto.toString;
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/** Used to infer the `Object` constructor. */
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var objectCtorString = funcToString.call(Object);
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/** Used to detect if a method is native. */
|
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var reIsNative = RegExp('^' +
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funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&')
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.replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$'
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);
|
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|
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/** Built-in value references. */
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var Buffer = moduleExports ? root.Buffer : undefined,
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Symbol = root.Symbol,
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getPrototype = overArg(Object.getPrototypeOf, Object),
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propertyIsEnumerable = objectProto.propertyIsEnumerable,
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symToStringTag = Symbol ? Symbol.toStringTag : undefined;
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|
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var defineProperty = (function() {
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try {
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var func = getNative(Object, 'defineProperty');
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func({}, '', {});
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return func;
|
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} catch (e) {}
|
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|
}());
|
||
|
|
||
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/* Built-in method references for those with the same name as other `lodash` methods. */
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var nativeIsBuffer = Buffer ? Buffer.isBuffer : undefined,
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nativeKeys = overArg(Object.keys, Object),
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nativeMax = Math.max,
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nativeNow = Date.now;
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|
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/** Used to convert symbols to primitives and strings. */
|
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var symbolProto = Symbol ? Symbol.prototype : undefined,
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symbolToString = symbolProto ? symbolProto.toString : undefined;
|
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|
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||
|
/**
|
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* Creates an array of the enumerable property names of the array-like `value`.
|
||
|
*
|
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|
* @private
|
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* @param {*} value The value to query.
|
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* @param {boolean} inherited Specify returning inherited property names.
|
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|
* @returns {Array} Returns the array of property names.
|
||
|
*/
|
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function arrayLikeKeys(value, inherited) {
|
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|
var isArr = isArray(value),
|
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|
isArg = !isArr && isArguments(value),
|
||
|
isBuff = !isArr && !isArg && isBuffer(value),
|
||
|
isType = !isArr && !isArg && !isBuff && isTypedArray(value),
|
||
|
skipIndexes = isArr || isArg || isBuff || isType,
|
||
|
result = skipIndexes ? baseTimes(value.length, String) : [],
|
||
|
length = result.length;
|
||
|
|
||
|
for (var key in value) {
|
||
|
if ((inherited || hasOwnProperty.call(value, key)) &&
|
||
|
!(skipIndexes && (
|
||
|
// Safari 9 has enumerable `arguments.length` in strict mode.
|
||
|
key == 'length' ||
|
||
|
// Node.js 0.10 has enumerable non-index properties on buffers.
|
||
|
(isBuff && (key == 'offset' || key == 'parent')) ||
|
||
|
// PhantomJS 2 has enumerable non-index properties on typed arrays.
|
||
|
(isType && (key == 'buffer' || key == 'byteLength' || key == 'byteOffset')) ||
|
||
|
// Skip index properties.
|
||
|
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-262/7.0/#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))) {
|
||
|
baseAssignValue(object, key, value);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* The base implementation of `assignValue` and `assignMergeValue` without
|
||
|
* value checks.
|
||
|
*
|
||
|
* @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 baseAssignValue(object, key, value) {
|
||
|
if (key == '__proto__' && defineProperty) {
|
||
|
defineProperty(object, key, {
|
||
|
'configurable': true,
|
||
|
'enumerable': true,
|
||
|
'value': value,
|
||
|
'writable': true
|
||
|
});
|
||
|
} else {
|
||
|
object[key] = value;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* The base implementation of `getTag` without fallbacks for buggy environments.
|
||
|
*
|
||
|
* @private
|
||
|
* @param {*} value The value to query.
|
||
|
* @returns {string} Returns the `toStringTag`.
|
||
|
*/
|
||
|
function baseGetTag(value) {
|
||
|
if (value == null) {
|
||
|
return value === undefined ? undefinedTag : nullTag;
|
||
|
}
|
||
|
return (symToStringTag && symToStringTag in Object(value))
|
||
|
? getRawTag(value)
|
||
|
: objectToString(value);
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* The base implementation of `_.isArguments`.
|
||
|
*
|
||
|
* @private
|
||
|
* @param {*} value The value to check.
|
||
|
* @returns {boolean} Returns `true` if `value` is an `arguments` object,
|
||
|
*/
|
||
|
function baseIsArguments(value) {
|
||
|
return isObjectLike(value) && baseGetTag(value) == argsTag;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* 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) ? 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[baseGetTag(value)];
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* 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.
|
||
|
*/
|
||
|
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 treat sparse arrays as dense.
|
||
|
*
|
||
|
* @private
|
||
|
* @param {Object} object The object to query.
|
||
|
* @returns {Array} Returns the array of property names.
|
||
|
*/
|
||
|
function baseKeysIn(object) {
|
||
|
if (!isObject(object)) {
|
||
|
return nativeKeysIn(object);
|
||
|
}
|
||
|
var isProto = isPrototype(object),
|
||
|
result = [];
|
||
|
|
||
|
for (var key in object) {
|
||
|
if (!(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) {
|
||
|
result.push(key);
|
||
|
}
|
||
|
}
|
||
|
return result;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* 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) {
|
||
|
return setToString(overRest(func, start, identity), func + '');
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* The base implementation of `setToString` without support for hot loop shorting.
|
||
|
*
|
||
|
* @private
|
||
|
* @param {Function} func The function to modify.
|
||
|
* @param {Function} string The `toString` result.
|
||
|
* @returns {Function} Returns `func`.
|
||
|
*/
|
||
|
var baseSetToString = !defineProperty ? identity : function(func, string) {
|
||
|
return defineProperty(func, 'toString', {
|
||
|
'configurable': true,
|
||
|
'enumerable': false,
|
||
|
'value': constant(string),
|
||
|
'writable': true
|
||
|
});
|
||
|
};
|
||
|
|
||
|
/**
|
||
|
* 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 (isArray(value)) {
|
||
|
// Recursively convert values (susceptible to call stack limits).
|
||
|
return arrayMap(value, baseToString) + '';
|
||
|
}
|
||
|
if (isSymbol(value)) {
|
||
|
return symbolToString ? symbolToString.call(value) : '';
|
||
|
}
|
||
|
var result = (value + '');
|
||
|
return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* 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) {
|
||
|
var isNew = !object;
|
||
|
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;
|
||
|
|
||
|
if (newValue === undefined) {
|
||
|
newValue = source[key];
|
||
|
}
|
||
|
if (isNew) {
|
||
|
baseAssignValue(object, key, newValue);
|
||
|
} else {
|
||
|
assignValue(object, key, newValue);
|
||
|
}
|
||
|
}
|
||
|
return object;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Creates a function like `_.assign`.
|
||
|
*
|
||
|
* @private
|
||
|
* @param {Function} assigner The function to assign values.
|
||
|
* @returns {Function} Returns the new assigner function.
|
||
|
*/
|
||
|
function createAssigner(assigner) {
|
||
|
return baseRest(function(object, sources) {
|
||
|
var index = -1,
|
||
|
length = sources.length,
|
||
|
customizer = length > 1 ? sources[length - 1] : undefined,
|
||
|
guard = length > 2 ? sources[2] : undefined;
|
||
|
|
||
|
customizer = (assigner.length > 3 && typeof customizer == 'function')
|
||
|
? (length--, customizer)
|
||
|
: undefined;
|
||
|
|
||
|
if (guard && isIterateeCall(sources[0], sources[1], guard)) {
|
||
|
customizer = length < 3 ? undefined : customizer;
|
||
|
length = 1;
|
||
|
}
|
||
|
object = Object(object);
|
||
|
while (++index < length) {
|
||
|
var source = sources[index];
|
||
|
if (source) {
|
||
|
assigner(object, source, index, customizer);
|
||
|
}
|
||
|
}
|
||
|
return object;
|
||
|
});
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Used by `_.defaults` to customize its `_.assignIn` use to assign properties
|
||
|
* of source objects to the destination object for all destination properties
|
||
|
* that resolve to `undefined`.
|
||
|
*
|
||
|
* @private
|
||
|
* @param {*} objValue The destination value.
|
||
|
* @param {*} srcValue The source value.
|
||
|
* @param {string} key The key of the property to assign.
|
||
|
* @param {Object} object The parent object of `objValue`.
|
||
|
* @returns {*} Returns the value to assign.
|
||
|
*/
|
||
|
function customDefaultsAssignIn(objValue, srcValue, key, object) {
|
||
|
if (objValue === undefined ||
|
||
|
(eq(objValue, objectProto[key]) && !hasOwnProperty.call(object, key))) {
|
||
|
return srcValue;
|
||
|
}
|
||
|
return objValue;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* 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;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* A specialized version of `baseGetTag` which ignores `Symbol.toStringTag` values.
|
||
|
*
|
||
|
* @private
|
||
|
* @param {*} value The value to query.
|
||
|
* @returns {string} Returns the raw `toStringTag`.
|
||
|
*/
|
||
|
function getRawTag(value) {
|
||
|
var isOwn = hasOwnProperty.call(value, symToStringTag),
|
||
|
tag = value[symToStringTag];
|
||
|
|
||
|
try {
|
||
|
value[symToStringTag] = undefined;
|
||
|
var unmasked = true;
|
||
|
} catch (e) {}
|
||
|
|
||
|
var result = nativeObjectToString.call(value);
|
||
|
if (unmasked) {
|
||
|
if (isOwn) {
|
||
|
value[symToStringTag] = tag;
|
||
|
} else {
|
||
|
delete value[symToStringTag];
|
||
|
}
|
||
|
}
|
||
|
return result;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* 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) {
|
||
|
var type = typeof value;
|
||
|
length = length == null ? MAX_SAFE_INTEGER : length;
|
||
|
|
||
|
return !!length &&
|
||
|
(type == 'number' ||
|
||
|
(type != 'symbol' && reIsUint.test(value))) &&
|
||
|
(value > -1 && value % 1 == 0 && value < length);
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Checks if the given arguments are from an iteratee call.
|
||
|
*
|
||
|
* @private
|
||
|
* @param {*} value The potential iteratee value argument.
|
||
|
* @param {*} index The potential iteratee index or key argument.
|
||
|
* @param {*} object The potential iteratee object argument.
|
||
|
* @returns {boolean} Returns `true` if the arguments are from an iteratee call,
|
||
|
* else `false`.
|
||
|
*/
|
||
|
function isIterateeCall(value, index, object) {
|
||
|
if (!isObject(object)) {
|
||
|
return false;
|
||
|
}
|
||
|
var type = typeof index;
|
||
|
if (type == 'number'
|
||
|
? (isArrayLike(object) && isIndex(index, object.length))
|
||
|
: (type == 'string' && index in object)
|
||
|
) {
|
||
|
return eq(object[index], value);
|
||
|
}
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* 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;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* 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 `value` to a string using `Object.prototype.toString`.
|
||
|
*
|
||
|
* @private
|
||
|
* @param {*} value The value to convert.
|
||
|
* @returns {string} Returns the converted string.
|
||
|
*/
|
||
|
function objectToString(value) {
|
||
|
return nativeObjectToString.call(value);
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* A specialized version of `baseRest` which transforms the rest array.
|
||
|
*
|
||
|
* @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.
|
||
|
* @param {Function} transform The rest array transform.
|
||
|
* @returns {Function} Returns the new function.
|
||
|
*/
|
||
|
function overRest(func, start, transform) {
|
||
|
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] = transform(array);
|
||
|
return apply(func, this, otherArgs);
|
||
|
};
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Sets the `toString` method of `func` to return `string`.
|
||
|
*
|
||
|
* @private
|
||
|
* @param {Function} func The function to modify.
|
||
|
* @param {Function} string The `toString` result.
|
||
|
* @returns {Function} Returns `func`.
|
||
|
*/
|
||
|
var setToString = shortOut(baseSetToString);
|
||
|
|
||
|
/**
|
||
|
* Creates a function that'll short out and invoke `identity` instead
|
||
|
* of `func` when it's called `HOT_COUNT` or more times in `HOT_SPAN`
|
||
|
* milliseconds.
|
||
|
*
|
||
|
* @private
|
||
|
* @param {Function} func The function to restrict.
|
||
|
* @returns {Function} Returns the new shortable function.
|
||
|
*/
|
||
|
function shortOut(func) {
|
||
|
var count = 0,
|
||
|
lastCalled = 0;
|
||
|
|
||
|
return function() {
|
||
|
var stamp = nativeNow(),
|
||
|
remaining = HOT_SPAN - (stamp - lastCalled);
|
||
|
|
||
|
lastCalled = stamp;
|
||
|
if (remaining > 0) {
|
||
|
if (++count >= HOT_COUNT) {
|
||
|
return arguments[0];
|
||
|
}
|
||
|
} else {
|
||
|
count = 0;
|
||
|
}
|
||
|
return func.apply(undefined, arguments);
|
||
|
};
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Converts `func` to its source code.
|
||
|
*
|
||
|
* @private
|
||
|
* @param {Function} func The function to convert.
|
||
|
* @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-262/7.0/#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
|
||
|
*/
|
||
|
var isArguments = baseIsArguments(function() { return arguments; }()) ? baseIsArguments : function(value) {
|
||
|
return isObjectLike(value) && hasOwnProperty.call(value, 'callee') &&
|
||
|
!propertyIsEnumerable.call(value, 'callee');
|
||
|
};
|
||
|
|
||
|
/**
|
||
|
* 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(value.length) && !isFunction(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 an `Error`, `EvalError`, `RangeError`, `ReferenceError`,
|
||
|
* `SyntaxError`, `TypeError`, or `URIError` object.
|
||
|
*
|
||
|
* @static
|
||
|
* @memberOf _
|
||
|
* @since 3.0.0
|
||
|
* @category Lang
|
||
|
* @param {*} value The value to check.
|
||
|
* @returns {boolean} Returns `true` if `value` is an error object, else `false`.
|
||
|
* @example
|
||
|
*
|
||
|
* _.isError(new Error);
|
||
|
* // => true
|
||
|
*
|
||
|
* _.isError(Error);
|
||
|
* // => false
|
||
|
*/
|
||
|
function isError(value) {
|
||
|
if (!isObjectLike(value)) {
|
||
|
return false;
|
||
|
}
|
||
|
var tag = baseGetTag(value);
|
||
|
return tag == errorTag || tag == domExcTag ||
|
||
|
(typeof value.message == 'string' && typeof value.name == 'string' && !isPlainObject(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) {
|
||
|
if (!isObject(value)) {
|
||
|
return false;
|
||
|
}
|
||
|
// The use of `Object#toString` avoids issues with the `typeof` operator
|
||
|
// in Safari 9 which returns 'object' for typed arrays and other constructors.
|
||
|
var tag = baseGetTag(value);
|
||
|
return tag == funcTag || tag == genTag || tag == asyncTag || tag == proxyTag;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Checks if `value` is a valid array-like length.
|
||
|
*
|
||
|
* **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`.
|
||
|
* @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-262/7.0/#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 != null && (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 != null && typeof value == 'object';
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Checks if `value` is a plain object, that is, an object created by the
|
||
|
* `Object` constructor or one with a `[[Prototype]]` of `null`.
|
||
|
*
|
||
|
* @static
|
||
|
* @memberOf _
|
||
|
* @since 0.8.0
|
||
|
* @category Lang
|
||
|
* @param {*} value The value to check.
|
||
|
* @returns {boolean} Returns `true` if `value` is a plain object, else `false`.
|
||
|
* @example
|
||
|
*
|
||
|
* function Foo() {
|
||
|
* this.a = 1;
|
||
|
* }
|
||
|
*
|
||
|
* _.isPlainObject(new Foo);
|
||
|
* // => false
|
||
|
*
|
||
|
* _.isPlainObject([1, 2, 3]);
|
||
|
* // => false
|
||
|
*
|
||
|
* _.isPlainObject({ 'x': 0, 'y': 0 });
|
||
|
* // => true
|
||
|
*
|
||
|
* _.isPlainObject(Object.create(null));
|
||
|
* // => true
|
||
|
*/
|
||
|
function isPlainObject(value) {
|
||
|
if (!isObjectLike(value) || baseGetTag(value) != objectTag) {
|
||
|
return false;
|
||
|
}
|
||
|
var proto = getPrototype(value);
|
||
|
if (proto === null) {
|
||
|
return true;
|
||
|
}
|
||
|
var Ctor = hasOwnProperty.call(proto, 'constructor') && proto.constructor;
|
||
|
return typeof Ctor == 'function' && Ctor instanceof Ctor &&
|
||
|
funcToString.call(Ctor) == objectCtorString;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* 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) && baseGetTag(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 convert.
|
||
|
* @returns {string} Returns the converted 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 `_.assignIn` except that it accepts `customizer`
|
||
|
* which is invoked to produce the assigned values. If `customizer` returns
|
||
|
* `undefined`, assignment is handled by the method instead. The `customizer`
|
||
|
* is invoked with five arguments: (objValue, srcValue, key, object, source).
|
||
|
*
|
||
|
* **Note:** This method mutates `object`.
|
||
|
*
|
||
|
* @static
|
||
|
* @memberOf _
|
||
|
* @since 4.0.0
|
||
|
* @alias extendWith
|
||
|
* @category Object
|
||
|
* @param {Object} object The destination object.
|
||
|
* @param {...Object} sources The source objects.
|
||
|
* @param {Function} [customizer] The function to customize assigned values.
|
||
|
* @returns {Object} Returns `object`.
|
||
|
* @see _.assignWith
|
||
|
* @example
|
||
|
*
|
||
|
* function customizer(objValue, srcValue) {
|
||
|
* return _.isUndefined(objValue) ? srcValue : objValue;
|
||
|
* }
|
||
|
*
|
||
|
* var defaults = _.partialRight(_.assignInWith, customizer);
|
||
|
*
|
||
|
* defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 });
|
||
|
* // => { 'a': 1, 'b': 2 }
|
||
|
*/
|
||
|
var assignInWith = createAssigner(function(object, source, srcIndex, customizer) {
|
||
|
copyObject(source, keysIn(source), object, customizer);
|
||
|
});
|
||
|
|
||
|
/**
|
||
|
* 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-262/7.0/#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) {
|
||
|
return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object);
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Creates an array of the own and inherited enumerable property names of `object`.
|
||
|
*
|
||
|
* **Note:** Non-object values are coerced to objects.
|
||
|
*
|
||
|
* @static
|
||
|
* @memberOf _
|
||
|
* @since 3.0.0
|
||
|
* @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;
|
||
|
*
|
||
|
* _.keysIn(new Foo);
|
||
|
* // => ['a', 'b', 'c'] (iteration order is not guaranteed)
|
||
|
*/
|
||
|
function keysIn(object) {
|
||
|
return isArrayLike(object) ? arrayLikeKeys(object, true) : baseKeysIn(object);
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Creates a compiled template function that can interpolate data properties
|
||
|
* in "interpolate" delimiters, HTML-escape interpolated data properties in
|
||
|
* "escape" delimiters, and execute JavaScript in "evaluate" delimiters. Data
|
||
|
* properties may be accessed as free variables in the template. If a setting
|
||
|
* object is given, it takes precedence over `_.templateSettings` values.
|
||
|
*
|
||
|
* **Note:** In the development build `_.template` utilizes
|
||
|
* [sourceURLs](http://www.html5rocks.com/en/tutorials/developertools/sourcemaps/#toc-sourceurl)
|
||
|
* for easier debugging.
|
||
|
*
|
||
|
* For more information on precompiling templates see
|
||
|
* [lodash's custom builds documentation](https://lodash.com/custom-builds).
|
||
|
*
|
||
|
* For more information on Chrome extension sandboxes see
|
||
|
* [Chrome's extensions documentation](https://developer.chrome.com/extensions/sandboxingEval).
|
||
|
*
|
||
|
* @static
|
||
|
* @since 0.1.0
|
||
|
* @memberOf _
|
||
|
* @category String
|
||
|
* @param {string} [string=''] The template string.
|
||
|
* @param {Object} [options={}] The options object.
|
||
|
* @param {RegExp} [options.escape=_.templateSettings.escape]
|
||
|
* The HTML "escape" delimiter.
|
||
|
* @param {RegExp} [options.evaluate=_.templateSettings.evaluate]
|
||
|
* The "evaluate" delimiter.
|
||
|
* @param {Object} [options.imports=_.templateSettings.imports]
|
||
|
* An object to import into the template as free variables.
|
||
|
* @param {RegExp} [options.interpolate=_.templateSettings.interpolate]
|
||
|
* The "interpolate" delimiter.
|
||
|
* @param {string} [options.sourceURL='templateSources[n]']
|
||
|
* The sourceURL of the compiled template.
|
||
|
* @param {string} [options.variable='obj']
|
||
|
* The data object variable name.
|
||
|
* @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
|
||
|
* @returns {Function} Returns the compiled template function.
|
||
|
* @example
|
||
|
*
|
||
|
* // Use the "interpolate" delimiter to create a compiled template.
|
||
|
* var compiled = _.template('hello <%= user %>!');
|
||
|
* compiled({ 'user': 'fred' });
|
||
|
* // => 'hello fred!'
|
||
|
*
|
||
|
* // Use the HTML "escape" delimiter to escape data property values.
|
||
|
* var compiled = _.template('<b><%- value %></b>');
|
||
|
* compiled({ 'value': '<script>' });
|
||
|
* // => '<b><script></b>'
|
||
|
*
|
||
|
* // Use the "evaluate" delimiter to execute JavaScript and generate HTML.
|
||
|
* var compiled = _.template('<% _.forEach(users, function(user) { %><li><%- user %></li><% }); %>');
|
||
|
* compiled({ 'users': ['fred', 'barney'] });
|
||
|
* // => '<li>fred</li><li>barney</li>'
|
||
|
*
|
||
|
* // Use the internal `print` function in "evaluate" delimiters.
|
||
|
* var compiled = _.template('<% print("hello " + user); %>!');
|
||
|
* compiled({ 'user': 'barney' });
|
||
|
* // => 'hello barney!'
|
||
|
*
|
||
|
* // Use the ES template literal delimiter as an "interpolate" delimiter.
|
||
|
* // Disable support by replacing the "interpolate" delimiter.
|
||
|
* var compiled = _.template('hello ${ user }!');
|
||
|
* compiled({ 'user': 'pebbles' });
|
||
|
* // => 'hello pebbles!'
|
||
|
*
|
||
|
* // Use backslashes to treat delimiters as plain text.
|
||
|
* var compiled = _.template('<%= "\\<%- value %\\>" %>');
|
||
|
* compiled({ 'value': 'ignored' });
|
||
|
* // => '<%- value %>'
|
||
|
*
|
||
|
* // Use the `imports` option to import `jQuery` as `jq`.
|
||
|
* var text = '<% jq.each(users, function(user) { %><li><%- user %></li><% }); %>';
|
||
|
* var compiled = _.template(text, { 'imports': { 'jq': jQuery } });
|
||
|
* compiled({ 'users': ['fred', 'barney'] });
|
||
|
* // => '<li>fred</li><li>barney</li>'
|
||
|
*
|
||
|
* // Use the `sourceURL` option to specify a custom sourceURL for the template.
|
||
|
* var compiled = _.template('hello <%= user %>!', { 'sourceURL': '/basic/greeting.jst' });
|
||
|
* compiled(data);
|
||
|
* // => Find the source of "greeting.jst" under the Sources tab or Resources panel of the web inspector.
|
||
|
*
|
||
|
* // Use the `variable` option to ensure a with-statement isn't used in the compiled template.
|
||
|
* var compiled = _.template('hi <%= data.user %>!', { 'variable': 'data' });
|
||
|
* compiled.source;
|
||
|
* // => function(data) {
|
||
|
* // var __t, __p = '';
|
||
|
* // __p += 'hi ' + ((__t = ( data.user )) == null ? '' : __t) + '!';
|
||
|
* // return __p;
|
||
|
* // }
|
||
|
*
|
||
|
* // Use custom template delimiters.
|
||
|
* _.templateSettings.interpolate = /{{([\s\S]+?)}}/g;
|
||
|
* var compiled = _.template('hello {{ user }}!');
|
||
|
* compiled({ 'user': 'mustache' });
|
||
|
* // => 'hello mustache!'
|
||
|
*
|
||
|
* // Use the `source` property to inline compiled templates for meaningful
|
||
|
* // line numbers in error messages and stack traces.
|
||
|
* fs.writeFileSync(path.join(process.cwd(), 'jst.js'), '\
|
||
|
* var JST = {\
|
||
|
* "main": ' + _.template(mainText).source + '\
|
||
|
* };\
|
||
|
* ');
|
||
|
*/
|
||
|
function template(string, options, guard) {
|
||
|
// Based on John Resig's `tmpl` implementation
|
||
|
// (http://ejohn.org/blog/javascript-micro-templating/)
|
||
|
// and Laura Doktorova's doT.js (https://github.com/olado/doT).
|
||
|
var settings = templateSettings.imports._.templateSettings || templateSettings;
|
||
|
|
||
|
if (guard && isIterateeCall(string, options, guard)) {
|
||
|
options = undefined;
|
||
|
}
|
||
|
string = toString(string);
|
||
|
options = assignInWith({}, options, settings, customDefaultsAssignIn);
|
||
|
|
||
|
var imports = assignInWith({}, options.imports, settings.imports, customDefaultsAssignIn),
|
||
|
importsKeys = keys(imports),
|
||
|
importsValues = baseValues(imports, importsKeys);
|
||
|
|
||
|
var isEscaping,
|
||
|
isEvaluating,
|
||
|
index = 0,
|
||
|
interpolate = options.interpolate || reNoMatch,
|
||
|
source = "__p += '";
|
||
|
|
||
|
// Compile the regexp to match each delimiter.
|
||
|
var reDelimiters = RegExp(
|
||
|
(options.escape || reNoMatch).source + '|' +
|
||
|
interpolate.source + '|' +
|
||
|
(interpolate === reInterpolate ? reEsTemplate : reNoMatch).source + '|' +
|
||
|
(options.evaluate || reNoMatch).source + '|$'
|
||
|
, 'g');
|
||
|
|
||
|
// Use a sourceURL for easier debugging.
|
||
|
// The sourceURL gets injected into the source that's eval-ed, so be careful
|
||
|
// with lookup (in case of e.g. prototype pollution), and strip newlines if any.
|
||
|
// A newline wouldn't be a valid sourceURL anyway, and it'd enable code injection.
|
||
|
var sourceURL = hasOwnProperty.call(options, 'sourceURL')
|
||
|
? ('//# sourceURL=' +
|
||
|
(options.sourceURL + '').replace(/[\r\n]/g, ' ') +
|
||
|
'\n')
|
||
|
: '';
|
||
|
|
||
|
string.replace(reDelimiters, function(match, escapeValue, interpolateValue, esTemplateValue, evaluateValue, offset) {
|
||
|
interpolateValue || (interpolateValue = esTemplateValue);
|
||
|
|
||
|
// Escape characters that can't be included in string literals.
|
||
|
source += string.slice(index, offset).replace(reUnescapedString, escapeStringChar);
|
||
|
|
||
|
// Replace delimiters with snippets.
|
||
|
if (escapeValue) {
|
||
|
isEscaping = true;
|
||
|
source += "' +\n__e(" + escapeValue + ") +\n'";
|
||
|
}
|
||
|
if (evaluateValue) {
|
||
|
isEvaluating = true;
|
||
|
source += "';\n" + evaluateValue + ";\n__p += '";
|
||
|
}
|
||
|
if (interpolateValue) {
|
||
|
source += "' +\n((__t = (" + interpolateValue + ")) == null ? '' : __t) +\n'";
|
||
|
}
|
||
|
index = offset + match.length;
|
||
|
|
||
|
// The JS engine embedded in Adobe products needs `match` returned in
|
||
|
// order to produce the correct `offset` value.
|
||
|
return match;
|
||
|
});
|
||
|
|
||
|
source += "';\n";
|
||
|
|
||
|
// If `variable` is not specified wrap a with-statement around the generated
|
||
|
// code to add the data object to the top of the scope chain.
|
||
|
// Like with sourceURL, we take care to not check the option's prototype,
|
||
|
// as this configuration is a code injection vector.
|
||
|
var variable = hasOwnProperty.call(options, 'variable') && options.variable;
|
||
|
if (!variable) {
|
||
|
source = 'with (obj) {\n' + source + '\n}\n';
|
||
|
}
|
||
|
// Cleanup code by stripping empty strings.
|
||
|
source = (isEvaluating ? source.replace(reEmptyStringLeading, '') : source)
|
||
|
.replace(reEmptyStringMiddle, '$1')
|
||
|
.replace(reEmptyStringTrailing, '$1;');
|
||
|
|
||
|
// Frame code as the function body.
|
||
|
source = 'function(' + (variable || 'obj') + ') {\n' +
|
||
|
(variable
|
||
|
? ''
|
||
|
: 'obj || (obj = {});\n'
|
||
|
) +
|
||
|
"var __t, __p = ''" +
|
||
|
(isEscaping
|
||
|
? ', __e = _.escape'
|
||
|
: ''
|
||
|
) +
|
||
|
(isEvaluating
|
||
|
? ', __j = Array.prototype.join;\n' +
|
||
|
"function print() { __p += __j.call(arguments, '') }\n"
|
||
|
: ';\n'
|
||
|
) +
|
||
|
source +
|
||
|
'return __p\n}';
|
||
|
|
||
|
var result = attempt(function() {
|
||
|
return Function(importsKeys, sourceURL + 'return ' + source)
|
||
|
.apply(undefined, importsValues);
|
||
|
});
|
||
|
|
||
|
// Provide the compiled function's source by its `toString` method or
|
||
|
// the `source` property as a convenience for inlining compiled templates.
|
||
|
result.source = source;
|
||
|
if (isError(result)) {
|
||
|
throw result;
|
||
|
}
|
||
|
return result;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Attempts to invoke `func`, returning either the result or the caught error
|
||
|
* object. Any additional arguments are provided to `func` when it's invoked.
|
||
|
*
|
||
|
* @static
|
||
|
* @memberOf _
|
||
|
* @since 3.0.0
|
||
|
* @category Util
|
||
|
* @param {Function} func The function to attempt.
|
||
|
* @param {...*} [args] The arguments to invoke `func` with.
|
||
|
* @returns {*} Returns the `func` result or error object.
|
||
|
* @example
|
||
|
*
|
||
|
* // Avoid throwing errors for invalid selectors.
|
||
|
* var elements = _.attempt(function(selector) {
|
||
|
* return document.querySelectorAll(selector);
|
||
|
* }, '>_>');
|
||
|
*
|
||
|
* if (_.isError(elements)) {
|
||
|
* elements = [];
|
||
|
* }
|
||
|
*/
|
||
|
var attempt = baseRest(function(func, args) {
|
||
|
try {
|
||
|
return apply(func, undefined, args);
|
||
|
} catch (e) {
|
||
|
return isError(e) ? e : new Error(e);
|
||
|
}
|
||
|
});
|
||
|
|
||
|
/**
|
||
|
* 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 objects = _.times(2, _.constant({ 'a': 1 }));
|
||
|
*
|
||
|
* console.log(objects);
|
||
|
* // => [{ 'a': 1 }, { 'a': 1 }]
|
||
|
*
|
||
|
* console.log(objects[0] === objects[1]);
|
||
|
* // => true
|
||
|
*/
|
||
|
function constant(value) {
|
||
|
return function() {
|
||
|
return value;
|
||
|
};
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* 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 `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 = template;
|