mirror of
https://code.forgejo.org/actions/setup-node.git
synced 2024-12-29 05:55:48 +00:00
991 lines
25 KiB
JavaScript
991 lines
25 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 jQuery Foundation and other contributors <https://jquery.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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/** Used as the `TypeError` message for "Functions" methods. */
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var FUNC_ERROR_TEXT = 'Expected a function';
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/** Used to stand-in for `undefined` hash values. */
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var HASH_UNDEFINED = '__lodash_hash_undefined__';
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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 funcTag = '[object Function]',
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genTag = '[object GeneratorFunction]',
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symbolTag = '[object Symbol]';
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/** Used to match property names within property paths. */
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var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/,
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reIsPlainProp = /^\w*$/,
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reLeadingDot = /^\./,
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rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(?:\.|\[\])(?:\.|\[\]|$))/g;
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/**
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* Used to match `RegExp`
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* [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns).
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*/
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var reRegExpChar = /[\\^$.*+?()[\]{}|]/g;
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/** Used to match backslashes in property paths. */
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var reEscapeChar = /\\(\\)?/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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/** 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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/**
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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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* Checks if `value` is a host object in IE < 9.
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*
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* @private
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* @param {*} value The value to check.
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* @returns {boolean} Returns `true` if `value` is a host object, else `false`.
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*/
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function isHostObject(value) {
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// Many host objects are `Object` objects that can coerce to strings
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// despite having improperly defined `toString` methods.
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var result = false;
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if (value != null && typeof value.toString != 'function') {
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try {
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result = !!(value + '');
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} catch (e) {}
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}
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return result;
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}
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/** Used for built-in method references. */
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var arrayProto = Array.prototype,
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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 detect methods masquerading as native. */
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var maskSrcKey = (function() {
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var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || '');
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return uid ? ('Symbol(src)_1.' + uid) : '';
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}());
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/** Used to resolve the decompiled source of functions. */
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var funcToString = funcProto.toString;
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/** Used to check objects for own properties. */
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var hasOwnProperty = objectProto.hasOwnProperty;
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/**
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* Used to resolve the
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* [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
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* of values.
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*/
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var objectToString = objectProto.toString;
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/** Used to detect if a method is native. */
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var reIsNative = RegExp('^' +
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funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&')
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.replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$'
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);
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/** Built-in value references. */
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var Symbol = root.Symbol,
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splice = arrayProto.splice;
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/* Built-in method references that are verified to be native. */
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var Map = getNative(root, 'Map'),
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nativeCreate = getNative(Object, 'create');
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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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* Creates a hash object.
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*
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* @private
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* @constructor
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* @param {Array} [entries] The key-value pairs to cache.
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*/
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function Hash(entries) {
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var index = -1,
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length = entries ? entries.length : 0;
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this.clear();
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while (++index < length) {
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var entry = entries[index];
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this.set(entry[0], entry[1]);
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}
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}
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/**
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* Removes all key-value entries from the hash.
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*
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* @private
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* @name clear
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* @memberOf Hash
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*/
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function hashClear() {
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this.__data__ = nativeCreate ? nativeCreate(null) : {};
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}
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/**
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* Removes `key` and its value from the hash.
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*
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* @private
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* @name delete
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* @memberOf Hash
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* @param {Object} hash The hash to modify.
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* @param {string} key The key of the value to remove.
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* @returns {boolean} Returns `true` if the entry was removed, else `false`.
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*/
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function hashDelete(key) {
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return this.has(key) && delete this.__data__[key];
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}
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/**
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* Gets the hash value for `key`.
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*
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* @private
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* @name get
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* @memberOf Hash
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* @param {string} key The key of the value to get.
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* @returns {*} Returns the entry value.
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*/
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function hashGet(key) {
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var data = this.__data__;
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if (nativeCreate) {
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var result = data[key];
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return result === HASH_UNDEFINED ? undefined : result;
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}
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return hasOwnProperty.call(data, key) ? data[key] : undefined;
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}
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/**
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* Checks if a hash value for `key` exists.
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*
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* @private
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* @name has
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* @memberOf Hash
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* @param {string} key The key of the entry to check.
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* @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
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*/
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function hashHas(key) {
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var data = this.__data__;
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return nativeCreate ? data[key] !== undefined : hasOwnProperty.call(data, key);
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}
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/**
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* Sets the hash `key` to `value`.
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*
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* @private
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* @name set
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* @memberOf Hash
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* @param {string} key The key of the value to set.
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* @param {*} value The value to set.
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* @returns {Object} Returns the hash instance.
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*/
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function hashSet(key, value) {
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var data = this.__data__;
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data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value;
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return this;
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}
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// Add methods to `Hash`.
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Hash.prototype.clear = hashClear;
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Hash.prototype['delete'] = hashDelete;
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Hash.prototype.get = hashGet;
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Hash.prototype.has = hashHas;
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Hash.prototype.set = hashSet;
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/**
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* Creates an list cache object.
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*
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* @private
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* @constructor
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* @param {Array} [entries] The key-value pairs to cache.
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*/
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function ListCache(entries) {
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var index = -1,
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length = entries ? entries.length : 0;
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this.clear();
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while (++index < length) {
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var entry = entries[index];
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this.set(entry[0], entry[1]);
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}
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}
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/**
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* Removes all key-value entries from the list cache.
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*
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* @private
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* @name clear
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* @memberOf ListCache
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*/
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function listCacheClear() {
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this.__data__ = [];
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}
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/**
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* Removes `key` and its value from the list cache.
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*
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* @private
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* @name delete
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* @memberOf ListCache
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* @param {string} key The key of the value to remove.
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* @returns {boolean} Returns `true` if the entry was removed, else `false`.
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*/
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function listCacheDelete(key) {
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var data = this.__data__,
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index = assocIndexOf(data, key);
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if (index < 0) {
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return false;
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}
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var lastIndex = data.length - 1;
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if (index == lastIndex) {
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data.pop();
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} else {
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splice.call(data, index, 1);
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}
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return true;
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}
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/**
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* Gets the list cache value for `key`.
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*
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* @private
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* @name get
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* @memberOf ListCache
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* @param {string} key The key of the value to get.
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* @returns {*} Returns the entry value.
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*/
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function listCacheGet(key) {
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var data = this.__data__,
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index = assocIndexOf(data, key);
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return index < 0 ? undefined : data[index][1];
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}
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/**
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* Checks if a list cache value for `key` exists.
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*
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* @private
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* @name has
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* @memberOf ListCache
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* @param {string} key The key of the entry to check.
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* @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
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*/
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function listCacheHas(key) {
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return assocIndexOf(this.__data__, key) > -1;
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}
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/**
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* Sets the list cache `key` to `value`.
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*
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* @private
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* @name set
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* @memberOf ListCache
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* @param {string} key The key of the value to set.
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* @param {*} value The value to set.
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* @returns {Object} Returns the list cache instance.
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*/
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function listCacheSet(key, value) {
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var data = this.__data__,
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index = assocIndexOf(data, key);
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if (index < 0) {
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data.push([key, value]);
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} else {
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data[index][1] = value;
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}
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return this;
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}
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// Add methods to `ListCache`.
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ListCache.prototype.clear = listCacheClear;
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ListCache.prototype['delete'] = listCacheDelete;
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ListCache.prototype.get = listCacheGet;
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ListCache.prototype.has = listCacheHas;
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ListCache.prototype.set = listCacheSet;
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/**
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* Creates a map cache object to store key-value pairs.
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*
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* @private
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* @constructor
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* @param {Array} [entries] The key-value pairs to cache.
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*/
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function MapCache(entries) {
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var index = -1,
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length = entries ? entries.length : 0;
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this.clear();
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while (++index < length) {
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var entry = entries[index];
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this.set(entry[0], entry[1]);
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}
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}
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/**
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* Removes all key-value entries from the map.
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*
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* @private
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* @name clear
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* @memberOf MapCache
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*/
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function mapCacheClear() {
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this.__data__ = {
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'hash': new Hash,
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'map': new (Map || ListCache),
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'string': new Hash
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};
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}
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/**
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* Removes `key` and its value from the map.
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*
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* @private
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* @name delete
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* @memberOf MapCache
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* @param {string} key The key of the value to remove.
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* @returns {boolean} Returns `true` if the entry was removed, else `false`.
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*/
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function mapCacheDelete(key) {
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return getMapData(this, key)['delete'](key);
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}
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/**
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* Gets the map value for `key`.
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*
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* @private
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* @name get
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* @memberOf MapCache
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* @param {string} key The key of the value to get.
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* @returns {*} Returns the entry value.
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*/
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function mapCacheGet(key) {
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return getMapData(this, key).get(key);
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}
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/**
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* Checks if a map value for `key` exists.
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*
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* @private
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* @name has
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* @memberOf MapCache
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* @param {string} key The key of the entry to check.
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* @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
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*/
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function mapCacheHas(key) {
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return getMapData(this, key).has(key);
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}
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/**
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* Sets the map `key` to `value`.
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*
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* @private
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* @name set
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* @memberOf MapCache
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* @param {string} key The key of the value to set.
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* @param {*} value The value to set.
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* @returns {Object} Returns the map cache instance.
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*/
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function mapCacheSet(key, value) {
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getMapData(this, key).set(key, value);
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return this;
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}
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// Add methods to `MapCache`.
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MapCache.prototype.clear = mapCacheClear;
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MapCache.prototype['delete'] = mapCacheDelete;
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MapCache.prototype.get = mapCacheGet;
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MapCache.prototype.has = mapCacheHas;
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MapCache.prototype.set = mapCacheSet;
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/**
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* Assigns `value` to `key` of `object` if the existing value is not equivalent
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* using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
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* for equality comparisons.
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*
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* @private
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* @param {Object} object The object to modify.
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* @param {string} key The key of the property to assign.
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* @param {*} value The value to assign.
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*/
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function assignValue(object, key, value) {
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var objValue = object[key];
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if (!(hasOwnProperty.call(object, key) && eq(objValue, value)) ||
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(value === undefined && !(key in object))) {
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object[key] = value;
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}
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}
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/**
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* Gets the index at which the `key` is found in `array` of key-value pairs.
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*
|
||
|
* @private
|
||
|
* @param {Array} array The array to inspect.
|
||
|
* @param {*} key The key to search for.
|
||
|
* @returns {number} Returns the index of the matched value, else `-1`.
|
||
|
*/
|
||
|
function assocIndexOf(array, key) {
|
||
|
var length = array.length;
|
||
|
while (length--) {
|
||
|
if (eq(array[length][0], key)) {
|
||
|
return length;
|
||
|
}
|
||
|
}
|
||
|
return -1;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* The base implementation of `_.isNative` without bad shim checks.
|
||
|
*
|
||
|
* @private
|
||
|
* @param {*} value The value to check.
|
||
|
* @returns {boolean} Returns `true` if `value` is a native function,
|
||
|
* else `false`.
|
||
|
*/
|
||
|
function baseIsNative(value) {
|
||
|
if (!isObject(value) || isMasked(value)) {
|
||
|
return false;
|
||
|
}
|
||
|
var pattern = (isFunction(value) || isHostObject(value)) ? reIsNative : reIsHostCtor;
|
||
|
return pattern.test(toSource(value));
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* The base implementation of `_.set`.
|
||
|
*
|
||
|
* @private
|
||
|
* @param {Object} object The object to modify.
|
||
|
* @param {Array|string} path The path of the property to set.
|
||
|
* @param {*} value The value to set.
|
||
|
* @param {Function} [customizer] The function to customize path creation.
|
||
|
* @returns {Object} Returns `object`.
|
||
|
*/
|
||
|
function baseSet(object, path, value, customizer) {
|
||
|
if (!isObject(object)) {
|
||
|
return object;
|
||
|
}
|
||
|
path = isKey(path, object) ? [path] : castPath(path);
|
||
|
|
||
|
var index = -1,
|
||
|
length = path.length,
|
||
|
lastIndex = length - 1,
|
||
|
nested = object;
|
||
|
|
||
|
while (nested != null && ++index < length) {
|
||
|
var key = toKey(path[index]),
|
||
|
newValue = value;
|
||
|
|
||
|
if (index != lastIndex) {
|
||
|
var objValue = nested[key];
|
||
|
newValue = customizer ? customizer(objValue, key, nested) : undefined;
|
||
|
if (newValue === undefined) {
|
||
|
newValue = isObject(objValue)
|
||
|
? objValue
|
||
|
: (isIndex(path[index + 1]) ? [] : {});
|
||
|
}
|
||
|
}
|
||
|
assignValue(nested, key, newValue);
|
||
|
nested = nested[key];
|
||
|
}
|
||
|
return object;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* The base implementation of `_.toString` which doesn't convert nullish
|
||
|
* values to empty strings.
|
||
|
*
|
||
|
* @private
|
||
|
* @param {*} value The value to process.
|
||
|
* @returns {string} Returns the string.
|
||
|
*/
|
||
|
function baseToString(value) {
|
||
|
// Exit early for strings to avoid a performance hit in some environments.
|
||
|
if (typeof value == 'string') {
|
||
|
return value;
|
||
|
}
|
||
|
if (isSymbol(value)) {
|
||
|
return symbolToString ? symbolToString.call(value) : '';
|
||
|
}
|
||
|
var result = (value + '');
|
||
|
return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Casts `value` to a path array if it's not one.
|
||
|
*
|
||
|
* @private
|
||
|
* @param {*} value The value to inspect.
|
||
|
* @returns {Array} Returns the cast property path array.
|
||
|
*/
|
||
|
function castPath(value) {
|
||
|
return isArray(value) ? value : stringToPath(value);
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Gets the data for `map`.
|
||
|
*
|
||
|
* @private
|
||
|
* @param {Object} map The map to query.
|
||
|
* @param {string} key The reference key.
|
||
|
* @returns {*} Returns the map data.
|
||
|
*/
|
||
|
function getMapData(map, key) {
|
||
|
var data = map.__data__;
|
||
|
return isKeyable(key)
|
||
|
? data[typeof key == 'string' ? 'string' : 'hash']
|
||
|
: data.map;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Gets the native function at `key` of `object`.
|
||
|
*
|
||
|
* @private
|
||
|
* @param {Object} object The object to query.
|
||
|
* @param {string} key The key of the method to get.
|
||
|
* @returns {*} Returns the function if it's native, else `undefined`.
|
||
|
*/
|
||
|
function getNative(object, key) {
|
||
|
var value = getValue(object, key);
|
||
|
return baseIsNative(value) ? value : undefined;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Checks if `value` is a valid array-like index.
|
||
|
*
|
||
|
* @private
|
||
|
* @param {*} value The value to check.
|
||
|
* @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index.
|
||
|
* @returns {boolean} Returns `true` if `value` is a valid index, else `false`.
|
||
|
*/
|
||
|
function isIndex(value, length) {
|
||
|
length = length == null ? MAX_SAFE_INTEGER : length;
|
||
|
return !!length &&
|
||
|
(typeof value == 'number' || reIsUint.test(value)) &&
|
||
|
(value > -1 && value % 1 == 0 && value < length);
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Checks if `value` is a property name and not a property path.
|
||
|
*
|
||
|
* @private
|
||
|
* @param {*} value The value to check.
|
||
|
* @param {Object} [object] The object to query keys on.
|
||
|
* @returns {boolean} Returns `true` if `value` is a property name, else `false`.
|
||
|
*/
|
||
|
function isKey(value, object) {
|
||
|
if (isArray(value)) {
|
||
|
return false;
|
||
|
}
|
||
|
var type = typeof value;
|
||
|
if (type == 'number' || type == 'symbol' || type == 'boolean' ||
|
||
|
value == null || isSymbol(value)) {
|
||
|
return true;
|
||
|
}
|
||
|
return reIsPlainProp.test(value) || !reIsDeepProp.test(value) ||
|
||
|
(object != null && value in Object(object));
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Checks if `value` is suitable for use as unique object key.
|
||
|
*
|
||
|
* @private
|
||
|
* @param {*} value The value to check.
|
||
|
* @returns {boolean} Returns `true` if `value` is suitable, else `false`.
|
||
|
*/
|
||
|
function isKeyable(value) {
|
||
|
var type = typeof value;
|
||
|
return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean')
|
||
|
? (value !== '__proto__')
|
||
|
: (value === null);
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Checks if `func` has its source masked.
|
||
|
*
|
||
|
* @private
|
||
|
* @param {Function} func The function to check.
|
||
|
* @returns {boolean} Returns `true` if `func` is masked, else `false`.
|
||
|
*/
|
||
|
function isMasked(func) {
|
||
|
return !!maskSrcKey && (maskSrcKey in func);
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Converts `string` to a property path array.
|
||
|
*
|
||
|
* @private
|
||
|
* @param {string} string The string to convert.
|
||
|
* @returns {Array} Returns the property path array.
|
||
|
*/
|
||
|
var stringToPath = memoize(function(string) {
|
||
|
string = toString(string);
|
||
|
|
||
|
var result = [];
|
||
|
if (reLeadingDot.test(string)) {
|
||
|
result.push('');
|
||
|
}
|
||
|
string.replace(rePropName, function(match, number, quote, string) {
|
||
|
result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match));
|
||
|
});
|
||
|
return result;
|
||
|
});
|
||
|
|
||
|
/**
|
||
|
* Converts `value` to a string key if it's not a string or symbol.
|
||
|
*
|
||
|
* @private
|
||
|
* @param {*} value The value to inspect.
|
||
|
* @returns {string|symbol} Returns the key.
|
||
|
*/
|
||
|
function toKey(value) {
|
||
|
if (typeof value == 'string' || isSymbol(value)) {
|
||
|
return value;
|
||
|
}
|
||
|
var result = (value + '');
|
||
|
return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Converts `func` to its source code.
|
||
|
*
|
||
|
* @private
|
||
|
* @param {Function} func The function to process.
|
||
|
* @returns {string} Returns the source code.
|
||
|
*/
|
||
|
function toSource(func) {
|
||
|
if (func != null) {
|
||
|
try {
|
||
|
return funcToString.call(func);
|
||
|
} catch (e) {}
|
||
|
try {
|
||
|
return (func + '');
|
||
|
} catch (e) {}
|
||
|
}
|
||
|
return '';
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Creates a function that memoizes the result of `func`. If `resolver` is
|
||
|
* provided, it determines the cache key for storing the result based on the
|
||
|
* arguments provided to the memoized function. By default, the first argument
|
||
|
* provided to the memoized function is used as the map cache key. The `func`
|
||
|
* is invoked with the `this` binding of the memoized function.
|
||
|
*
|
||
|
* **Note:** The cache is exposed as the `cache` property on the memoized
|
||
|
* function. Its creation may be customized by replacing the `_.memoize.Cache`
|
||
|
* constructor with one whose instances implement the
|
||
|
* [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object)
|
||
|
* method interface of `delete`, `get`, `has`, and `set`.
|
||
|
*
|
||
|
* @static
|
||
|
* @memberOf _
|
||
|
* @since 0.1.0
|
||
|
* @category Function
|
||
|
* @param {Function} func The function to have its output memoized.
|
||
|
* @param {Function} [resolver] The function to resolve the cache key.
|
||
|
* @returns {Function} Returns the new memoized function.
|
||
|
* @example
|
||
|
*
|
||
|
* var object = { 'a': 1, 'b': 2 };
|
||
|
* var other = { 'c': 3, 'd': 4 };
|
||
|
*
|
||
|
* var values = _.memoize(_.values);
|
||
|
* values(object);
|
||
|
* // => [1, 2]
|
||
|
*
|
||
|
* values(other);
|
||
|
* // => [3, 4]
|
||
|
*
|
||
|
* object.a = 2;
|
||
|
* values(object);
|
||
|
* // => [1, 2]
|
||
|
*
|
||
|
* // Modify the result cache.
|
||
|
* values.cache.set(object, ['a', 'b']);
|
||
|
* values(object);
|
||
|
* // => ['a', 'b']
|
||
|
*
|
||
|
* // Replace `_.memoize.Cache`.
|
||
|
* _.memoize.Cache = WeakMap;
|
||
|
*/
|
||
|
function memoize(func, resolver) {
|
||
|
if (typeof func != 'function' || (resolver && typeof resolver != 'function')) {
|
||
|
throw new TypeError(FUNC_ERROR_TEXT);
|
||
|
}
|
||
|
var memoized = function() {
|
||
|
var args = arguments,
|
||
|
key = resolver ? resolver.apply(this, args) : args[0],
|
||
|
cache = memoized.cache;
|
||
|
|
||
|
if (cache.has(key)) {
|
||
|
return cache.get(key);
|
||
|
}
|
||
|
var result = func.apply(this, args);
|
||
|
memoized.cache = cache.set(key, result);
|
||
|
return result;
|
||
|
};
|
||
|
memoized.cache = new (memoize.Cache || MapCache);
|
||
|
return memoized;
|
||
|
}
|
||
|
|
||
|
// Assign cache to `_.memoize`.
|
||
|
memoize.Cache = MapCache;
|
||
|
|
||
|
/**
|
||
|
* Performs a
|
||
|
* [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#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 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 classified as a `Function` object.
|
||
|
*
|
||
|
* @static
|
||
|
* @memberOf _
|
||
|
* @since 0.1.0
|
||
|
* @category Lang
|
||
|
* @param {*} value The value to check.
|
||
|
* @returns {boolean} Returns `true` if `value` is a function, else `false`.
|
||
|
* @example
|
||
|
*
|
||
|
* _.isFunction(_);
|
||
|
* // => true
|
||
|
*
|
||
|
* _.isFunction(/abc/);
|
||
|
* // => false
|
||
|
*/
|
||
|
function isFunction(value) {
|
||
|
// The use of `Object#toString` avoids issues with the `typeof` operator
|
||
|
// in Safari 8-9 which returns 'object' for typed array and other constructors.
|
||
|
var tag = isObject(value) ? objectToString.call(value) : '';
|
||
|
return tag == funcTag || tag == genTag;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Checks if `value` is the
|
||
|
* [language type](http://www.ecma-international.org/ecma-262/7.0/#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 && (type == 'object' || type == 'function');
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Checks if `value` is object-like. A value is object-like if it's not `null`
|
||
|
* and has a `typeof` result of "object".
|
||
|
*
|
||
|
* @static
|
||
|
* @memberOf _
|
||
|
* @since 4.0.0
|
||
|
* @category Lang
|
||
|
* @param {*} value The value to check.
|
||
|
* @returns {boolean} Returns `true` if `value` is object-like, else `false`.
|
||
|
* @example
|
||
|
*
|
||
|
* _.isObjectLike({});
|
||
|
* // => true
|
||
|
*
|
||
|
* _.isObjectLike([1, 2, 3]);
|
||
|
* // => true
|
||
|
*
|
||
|
* _.isObjectLike(_.noop);
|
||
|
* // => false
|
||
|
*
|
||
|
* _.isObjectLike(null);
|
||
|
* // => false
|
||
|
*/
|
||
|
function isObjectLike(value) {
|
||
|
return !!value && typeof value == 'object';
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Checks if `value` is classified as a `Symbol` primitive or object.
|
||
|
*
|
||
|
* @static
|
||
|
* @memberOf _
|
||
|
* @since 4.0.0
|
||
|
* @category Lang
|
||
|
* @param {*} value The value to check.
|
||
|
* @returns {boolean} Returns `true` if `value` is a symbol, else `false`.
|
||
|
* @example
|
||
|
*
|
||
|
* _.isSymbol(Symbol.iterator);
|
||
|
* // => true
|
||
|
*
|
||
|
* _.isSymbol('abc');
|
||
|
* // => false
|
||
|
*/
|
||
|
function isSymbol(value) {
|
||
|
return typeof value == 'symbol' ||
|
||
|
(isObjectLike(value) && objectToString.call(value) == symbolTag);
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Converts `value` to a string. An empty string is returned for `null`
|
||
|
* and `undefined` values. The sign of `-0` is preserved.
|
||
|
*
|
||
|
* @static
|
||
|
* @memberOf _
|
||
|
* @since 4.0.0
|
||
|
* @category Lang
|
||
|
* @param {*} value The value to process.
|
||
|
* @returns {string} Returns the string.
|
||
|
* @example
|
||
|
*
|
||
|
* _.toString(null);
|
||
|
* // => ''
|
||
|
*
|
||
|
* _.toString(-0);
|
||
|
* // => '-0'
|
||
|
*
|
||
|
* _.toString([1, 2, 3]);
|
||
|
* // => '1,2,3'
|
||
|
*/
|
||
|
function toString(value) {
|
||
|
return value == null ? '' : baseToString(value);
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Sets the value at `path` of `object`. If a portion of `path` doesn't exist,
|
||
|
* it's created. Arrays are created for missing index properties while objects
|
||
|
* are created for all other missing properties. Use `_.setWith` to customize
|
||
|
* `path` creation.
|
||
|
*
|
||
|
* **Note:** This method mutates `object`.
|
||
|
*
|
||
|
* @static
|
||
|
* @memberOf _
|
||
|
* @since 3.7.0
|
||
|
* @category Object
|
||
|
* @param {Object} object The object to modify.
|
||
|
* @param {Array|string} path The path of the property to set.
|
||
|
* @param {*} value The value to set.
|
||
|
* @returns {Object} Returns `object`.
|
||
|
* @example
|
||
|
*
|
||
|
* var object = { 'a': [{ 'b': { 'c': 3 } }] };
|
||
|
*
|
||
|
* _.set(object, 'a[0].b.c', 4);
|
||
|
* console.log(object.a[0].b.c);
|
||
|
* // => 4
|
||
|
*
|
||
|
* _.set(object, ['x', '0', 'y', 'z'], 5);
|
||
|
* console.log(object.x[0].y.z);
|
||
|
* // => 5
|
||
|
*/
|
||
|
function set(object, path, value) {
|
||
|
return object == null ? object : baseSet(object, path, value);
|
||
|
}
|
||
|
|
||
|
module.exports = set;
|