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- /**
- * @license
- * Lo-Dash 2.4.1 (Custom Build) <http://lodash.com/>
- * Build: `lodash modern exports="amd" include="clone,extend,isPlainObject,isObject" --debug --output src/lib/lodash/lodash-ckeditor.js`
- * Copyright 2012-2013 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.5.2 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2013 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <http://lodash.com/license>
- */
- ;(function() {
- /** Used to pool arrays and objects used internally */
- var arrayPool = [];
- /** Used as the max size of the `arrayPool` and `objectPool` */
- var maxPoolSize = 40;
- /** Used to match regexp flags from their coerced string values */
- var reFlags = /\w*$/;
- /** Used to detected named functions */
- var reFuncName = /^\s*function[ \n\r\t]+\w/;
- /** Used to detect functions containing a `this` reference */
- var reThis = /\bthis\b/;
- /** `Object#toString` result shortcuts */
- var argsClass = '[object Arguments]',
- arrayClass = '[object Array]',
- boolClass = '[object Boolean]',
- dateClass = '[object Date]',
- funcClass = '[object Function]',
- numberClass = '[object Number]',
- objectClass = '[object Object]',
- regexpClass = '[object RegExp]',
- stringClass = '[object String]';
- /** Used to identify object classifications that `_.clone` supports */
- var cloneableClasses = {};
- cloneableClasses[funcClass] = false;
- cloneableClasses[argsClass] = cloneableClasses[arrayClass] =
- cloneableClasses[boolClass] = cloneableClasses[dateClass] =
- cloneableClasses[numberClass] = cloneableClasses[objectClass] =
- cloneableClasses[regexpClass] = cloneableClasses[stringClass] = true;
- /** Used as the property descriptor for `__bindData__` */
- var descriptor = {
- 'configurable': false,
- 'enumerable': false,
- 'value': null,
- 'writable': false
- };
- /** Used to determine if values are of the language type Object */
- var objectTypes = {
- 'boolean': false,
- 'function': true,
- 'object': true,
- 'number': false,
- 'string': false,
- 'undefined': false
- };
- /** Used as a reference to the global object */
- var root = (objectTypes[typeof window] && window) || this;
- /** Detect free variable `global` from Node.js or Browserified code and use it as `root` */
- var freeGlobal = objectTypes[typeof global] && global;
- if (freeGlobal && (freeGlobal.global === freeGlobal || freeGlobal.window === freeGlobal)) {
- root = freeGlobal;
- }
- /*--------------------------------------------------------------------------*/
- /**
- * Gets an array from the array pool or creates a new one if the pool is empty.
- *
- * @private
- * @returns {Array} The array from the pool.
- */
- function getArray() {
- return arrayPool.pop() || [];
- }
- /**
- * Releases the given array back to the array pool.
- *
- * @private
- * @param {Array} [array] The array to release.
- */
- function releaseArray(array) {
- array.length = 0;
- if (arrayPool.length < maxPoolSize) {
- arrayPool.push(array);
- }
- }
- /**
- * Slices the `collection` from the `start` index up to, but not including,
- * the `end` index.
- *
- * Note: This function is used instead of `Array#slice` to support node lists
- * in IE < 9 and to ensure dense arrays are returned.
- *
- * @private
- * @param {Array|Object|string} collection The collection to slice.
- * @param {number} start The start index.
- * @param {number} end The end index.
- * @returns {Array} Returns the new array.
- */
- function slice(array, start, end) {
- start || (start = 0);
- if (typeof end == 'undefined') {
- end = array ? array.length : 0;
- }
- var index = -1,
- length = end - start || 0,
- result = Array(length < 0 ? 0 : length);
- while (++index < length) {
- result[index] = array[start + index];
- }
- return result;
- }
- /*--------------------------------------------------------------------------*/
- /**
- * Used for `Array` method references.
- *
- * Normally `Array.prototype` would suffice, however, using an array literal
- * avoids issues in Narwhal.
- */
- var arrayRef = [];
- /** Used for native method references */
- var objectProto = Object.prototype;
- /** Used to resolve the internal [[Class]] of values */
- var toString = objectProto.toString;
- /** Used to detect if a method is native */
- var reNative = RegExp('^' +
- String(toString)
- .replace(/[.*+?^${}()|[\]\\]/g, '\\$&')
- .replace(/toString| for [^\]]+/g, '.*?') + '$'
- );
- /** Native method shortcuts */
- var fnToString = Function.prototype.toString,
- getPrototypeOf = isNative(getPrototypeOf = Object.getPrototypeOf) && getPrototypeOf,
- hasOwnProperty = objectProto.hasOwnProperty,
- push = arrayRef.push,
- unshift = arrayRef.unshift;
- /** Used to set meta data on functions */
- var defineProperty = (function() {
- // IE 8 only accepts DOM elements
- try {
- var o = {},
- func = isNative(func = Object.defineProperty) && func,
- result = func(o, o, o) && func;
- } catch(e) { }
- return result;
- }());
- /* Native method shortcuts for methods with the same name as other `lodash` methods */
- var nativeCreate = isNative(nativeCreate = Object.create) && nativeCreate,
- nativeIsArray = isNative(nativeIsArray = Array.isArray) && nativeIsArray,
- nativeKeys = isNative(nativeKeys = Object.keys) && nativeKeys;
- /** Used to lookup a built-in constructor by [[Class]] */
- var ctorByClass = {};
- ctorByClass[arrayClass] = Array;
- ctorByClass[boolClass] = Boolean;
- ctorByClass[dateClass] = Date;
- ctorByClass[funcClass] = Function;
- ctorByClass[objectClass] = Object;
- ctorByClass[numberClass] = Number;
- ctorByClass[regexpClass] = RegExp;
- ctorByClass[stringClass] = String;
- /*--------------------------------------------------------------------------*/
- /**
- * Creates a `lodash` object which wraps the given value to enable intuitive
- * method chaining.
- *
- * In addition to Lo-Dash methods, wrappers also have the following `Array` methods:
- * `concat`, `join`, `pop`, `push`, `reverse`, `shift`, `slice`, `sort`, `splice`,
- * and `unshift`
- *
- * Chaining is supported in custom builds as long as the `value` method is
- * implicitly or explicitly included in the build.
- *
- * The chainable wrapper functions are:
- * `after`, `assign`, `bind`, `bindAll`, `bindKey`, `chain`, `compact`,
- * `compose`, `concat`, `countBy`, `create`, `createCallback`, `curry`,
- * `debounce`, `defaults`, `defer`, `delay`, `difference`, `filter`, `flatten`,
- * `forEach`, `forEachRight`, `forIn`, `forInRight`, `forOwn`, `forOwnRight`,
- * `functions`, `groupBy`, `indexBy`, `initial`, `intersection`, `invert`,
- * `invoke`, `keys`, `map`, `max`, `memoize`, `merge`, `min`, `object`, `omit`,
- * `once`, `pairs`, `partial`, `partialRight`, `pick`, `pluck`, `pull`, `push`,
- * `range`, `reject`, `remove`, `rest`, `reverse`, `shuffle`, `slice`, `sort`,
- * `sortBy`, `splice`, `tap`, `throttle`, `times`, `toArray`, `transform`,
- * `union`, `uniq`, `unshift`, `unzip`, `values`, `where`, `without`, `wrap`,
- * and `zip`
- *
- * The non-chainable wrapper functions are:
- * `clone`, `cloneDeep`, `contains`, `escape`, `every`, `find`, `findIndex`,
- * `findKey`, `findLast`, `findLastIndex`, `findLastKey`, `has`, `identity`,
- * `indexOf`, `isArguments`, `isArray`, `isBoolean`, `isDate`, `isElement`,
- * `isEmpty`, `isEqual`, `isFinite`, `isFunction`, `isNaN`, `isNull`, `isNumber`,
- * `isObject`, `isPlainObject`, `isRegExp`, `isString`, `isUndefined`, `join`,
- * `lastIndexOf`, `mixin`, `noConflict`, `parseInt`, `pop`, `random`, `reduce`,
- * `reduceRight`, `result`, `shift`, `size`, `some`, `sortedIndex`, `runInContext`,
- * `template`, `unescape`, `uniqueId`, and `value`
- *
- * The wrapper functions `first` and `last` return wrapped values when `n` is
- * provided, otherwise they return unwrapped values.
- *
- * Explicit chaining can be enabled by using the `_.chain` method.
- *
- * @name _
- * @constructor
- * @category Chaining
- * @param {*} value The value to wrap in a `lodash` instance.
- * @returns {Object} Returns a `lodash` instance.
- * @example
- *
- * var wrapped = _([1, 2, 3]);
- *
- * // returns an unwrapped value
- * wrapped.reduce(function(sum, num) {
- * return sum + num;
- * });
- * // => 6
- *
- * // returns a wrapped value
- * var squares = wrapped.map(function(num) {
- * return num * num;
- * });
- *
- * _.isArray(squares);
- * // => false
- *
- * _.isArray(squares.value());
- * // => true
- */
- function lodash() {
- // no operation performed
- }
- /**
- * An object used to flag environments features.
- *
- * @static
- * @memberOf _
- * @type Object
- */
- var support = lodash.support = {};
- /**
- * Detect if functions can be decompiled by `Function#toString`
- * (all but PS3 and older Opera mobile browsers & avoided in Windows 8 apps).
- *
- * @memberOf _.support
- * @type boolean
- */
- support.funcDecomp = !isNative(root.WinRTError) && reThis.test(function() { return this; });
- /**
- * Detect if `Function#name` is supported (all but IE).
- *
- * @memberOf _.support
- * @type boolean
- */
- support.funcNames = typeof Function.name == 'string';
- /*--------------------------------------------------------------------------*/
- /**
- * The base implementation of `_.bind` that creates the bound function and
- * sets its meta data.
- *
- * @private
- * @param {Array} bindData The bind data array.
- * @returns {Function} Returns the new bound function.
- */
- function baseBind(bindData) {
- var func = bindData[0],
- partialArgs = bindData[2],
- thisArg = bindData[4];
- function bound() {
- // `Function#bind` spec
- // http://es5.github.io/#x15.3.4.5
- if (partialArgs) {
- // avoid `arguments` object deoptimizations by using `slice` instead
- // of `Array.prototype.slice.call` and not assigning `arguments` to a
- // variable as a ternary expression
- var args = slice(partialArgs);
- push.apply(args, arguments);
- }
- // mimic the constructor's `return` behavior
- // http://es5.github.io/#x13.2.2
- if (this instanceof bound) {
- // ensure `new bound` is an instance of `func`
- var thisBinding = baseCreate(func.prototype),
- result = func.apply(thisBinding, args || arguments);
- return isObject(result) ? result : thisBinding;
- }
- return func.apply(thisArg, args || arguments);
- }
- setBindData(bound, bindData);
- return bound;
- }
- /**
- * The base implementation of `_.clone` without argument juggling or support
- * for `thisArg` binding.
- *
- * @private
- * @param {*} value The value to clone.
- * @param {boolean} [isDeep=false] Specify a deep clone.
- * @param {Function} [callback] The function to customize cloning values.
- * @param {Array} [stackA=[]] Tracks traversed source objects.
- * @param {Array} [stackB=[]] Associates clones with source counterparts.
- * @returns {*} Returns the cloned value.
- */
- function baseClone(value, isDeep, callback, stackA, stackB) {
- if (callback) {
- var result = callback(value);
- if (typeof result != 'undefined') {
- return result;
- }
- }
- // inspect [[Class]]
- var isObj = isObject(value);
- if (isObj) {
- var className = toString.call(value);
- if (!cloneableClasses[className]) {
- return value;
- }
- var ctor = ctorByClass[className];
- switch (className) {
- case boolClass:
- case dateClass:
- return new ctor(+value);
- case numberClass:
- case stringClass:
- return new ctor(value);
- case regexpClass:
- result = ctor(value.source, reFlags.exec(value));
- result.lastIndex = value.lastIndex;
- return result;
- }
- } else {
- return value;
- }
- var isArr = isArray(value);
- if (isDeep) {
- // check for circular references and return corresponding clone
- var initedStack = !stackA;
- stackA || (stackA = getArray());
- stackB || (stackB = getArray());
- var length = stackA.length;
- while (length--) {
- if (stackA[length] == value) {
- return stackB[length];
- }
- }
- result = isArr ? ctor(value.length) : {};
- }
- else {
- result = isArr ? slice(value) : assign({}, value);
- }
- // add array properties assigned by `RegExp#exec`
- if (isArr) {
- if (hasOwnProperty.call(value, 'index')) {
- result.index = value.index;
- }
- if (hasOwnProperty.call(value, 'input')) {
- result.input = value.input;
- }
- }
- // exit for shallow clone
- if (!isDeep) {
- return result;
- }
- // add the source value to the stack of traversed objects
- // and associate it with its clone
- stackA.push(value);
- stackB.push(result);
- // recursively populate clone (susceptible to call stack limits)
- (isArr ? forEach : forOwn)(value, function(objValue, key) {
- result[key] = baseClone(objValue, isDeep, callback, stackA, stackB);
- });
- if (initedStack) {
- releaseArray(stackA);
- releaseArray(stackB);
- }
- return result;
- }
- /**
- * The base implementation of `_.create` without support for assigning
- * properties to the created object.
- *
- * @private
- * @param {Object} prototype The object to inherit from.
- * @returns {Object} Returns the new object.
- */
- function baseCreate(prototype, properties) {
- return isObject(prototype) ? nativeCreate(prototype) : {};
- }
- // fallback for browsers without `Object.create`
- if (!nativeCreate) {
- baseCreate = (function() {
- function Object() {}
- return function(prototype) {
- if (isObject(prototype)) {
- Object.prototype = prototype;
- var result = new Object;
- Object.prototype = null;
- }
- return result || root.Object();
- };
- }());
- }
- /**
- * The base implementation of `_.createCallback` without support for creating
- * "_.pluck" or "_.where" style callbacks.
- *
- * @private
- * @param {*} [func=identity] The value to convert to a callback.
- * @param {*} [thisArg] The `this` binding of the created callback.
- * @param {number} [argCount] The number of arguments the callback accepts.
- * @returns {Function} Returns a callback function.
- */
- function baseCreateCallback(func, thisArg, argCount) {
- if (typeof func != 'function') {
- return identity;
- }
- // exit early for no `thisArg` or already bound by `Function#bind`
- if (typeof thisArg == 'undefined' || !('prototype' in func)) {
- return func;
- }
- var bindData = func.__bindData__;
- if (typeof bindData == 'undefined') {
- if (support.funcNames) {
- bindData = !func.name;
- }
- bindData = bindData || !support.funcDecomp;
- if (!bindData) {
- var source = fnToString.call(func);
- if (!support.funcNames) {
- bindData = !reFuncName.test(source);
- }
- if (!bindData) {
- // checks if `func` references the `this` keyword and stores the result
- bindData = reThis.test(source);
- setBindData(func, bindData);
- }
- }
- }
- // exit early if there are no `this` references or `func` is bound
- if (bindData === false || (bindData !== true && bindData[1] & 1)) {
- return func;
- }
- switch (argCount) {
- case 1: return function(value) {
- return func.call(thisArg, value);
- };
- case 2: return function(a, b) {
- return func.call(thisArg, a, b);
- };
- case 3: return function(value, index, collection) {
- return func.call(thisArg, value, index, collection);
- };
- case 4: return function(accumulator, value, index, collection) {
- return func.call(thisArg, accumulator, value, index, collection);
- };
- }
- return bind(func, thisArg);
- }
- /**
- * The base implementation of `createWrapper` that creates the wrapper and
- * sets its meta data.
- *
- * @private
- * @param {Array} bindData The bind data array.
- * @returns {Function} Returns the new function.
- */
- function baseCreateWrapper(bindData) {
- var func = bindData[0],
- bitmask = bindData[1],
- partialArgs = bindData[2],
- partialRightArgs = bindData[3],
- thisArg = bindData[4],
- arity = bindData[5];
- var isBind = bitmask & 1,
- isBindKey = bitmask & 2,
- isCurry = bitmask & 4,
- isCurryBound = bitmask & 8,
- key = func;
- function bound() {
- var thisBinding = isBind ? thisArg : this;
- if (partialArgs) {
- var args = slice(partialArgs);
- push.apply(args, arguments);
- }
- if (partialRightArgs || isCurry) {
- args || (args = slice(arguments));
- if (partialRightArgs) {
- push.apply(args, partialRightArgs);
- }
- if (isCurry && args.length < arity) {
- bitmask |= 16 & ~32;
- return baseCreateWrapper([func, (isCurryBound ? bitmask : bitmask & ~3), args, null, thisArg, arity]);
- }
- }
- args || (args = arguments);
- if (isBindKey) {
- func = thisBinding[key];
- }
- if (this instanceof bound) {
- thisBinding = baseCreate(func.prototype);
- var result = func.apply(thisBinding, args);
- return isObject(result) ? result : thisBinding;
- }
- return func.apply(thisBinding, args);
- }
- setBindData(bound, bindData);
- return bound;
- }
- /**
- * Creates a function that, when called, either curries or invokes `func`
- * with an optional `this` binding and partially applied arguments.
- *
- * @private
- * @param {Function|string} func The function or method name to reference.
- * @param {number} bitmask The bitmask of method flags to compose.
- * The bitmask may be composed of the following flags:
- * 1 - `_.bind`
- * 2 - `_.bindKey`
- * 4 - `_.curry`
- * 8 - `_.curry` (bound)
- * 16 - `_.partial`
- * 32 - `_.partialRight`
- * @param {Array} [partialArgs] An array of arguments to prepend to those
- * provided to the new function.
- * @param {Array} [partialRightArgs] An array of arguments to append to those
- * provided to the new function.
- * @param {*} [thisArg] The `this` binding of `func`.
- * @param {number} [arity] The arity of `func`.
- * @returns {Function} Returns the new function.
- */
- function createWrapper(func, bitmask, partialArgs, partialRightArgs, thisArg, arity) {
- var isBind = bitmask & 1,
- isBindKey = bitmask & 2,
- isCurry = bitmask & 4,
- isCurryBound = bitmask & 8,
- isPartial = bitmask & 16,
- isPartialRight = bitmask & 32;
- if (!isBindKey && !isFunction(func)) {
- throw new TypeError;
- }
- if (isPartial && !partialArgs.length) {
- bitmask &= ~16;
- isPartial = partialArgs = false;
- }
- if (isPartialRight && !partialRightArgs.length) {
- bitmask &= ~32;
- isPartialRight = partialRightArgs = false;
- }
- var bindData = func && func.__bindData__;
- if (bindData && bindData !== true) {
- // clone `bindData`
- bindData = slice(bindData);
- if (bindData[2]) {
- bindData[2] = slice(bindData[2]);
- }
- if (bindData[3]) {
- bindData[3] = slice(bindData[3]);
- }
- // set `thisBinding` is not previously bound
- if (isBind && !(bindData[1] & 1)) {
- bindData[4] = thisArg;
- }
- // set if previously bound but not currently (subsequent curried functions)
- if (!isBind && bindData[1] & 1) {
- bitmask |= 8;
- }
- // set curried arity if not yet set
- if (isCurry && !(bindData[1] & 4)) {
- bindData[5] = arity;
- }
- // append partial left arguments
- if (isPartial) {
- push.apply(bindData[2] || (bindData[2] = []), partialArgs);
- }
- // append partial right arguments
- if (isPartialRight) {
- unshift.apply(bindData[3] || (bindData[3] = []), partialRightArgs);
- }
- // merge flags
- bindData[1] |= bitmask;
- return createWrapper.apply(null, bindData);
- }
- // fast path for `_.bind`
- var creater = (bitmask == 1 || bitmask === 17) ? baseBind : baseCreateWrapper;
- return creater([func, bitmask, partialArgs, partialRightArgs, thisArg, arity]);
- }
- /**
- * Checks if `value` is a native function.
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if the `value` is a native function, else `false`.
- */
- function isNative(value) {
- return typeof value == 'function' && reNative.test(value);
- }
- /**
- * Sets `this` binding data on a given function.
- *
- * @private
- * @param {Function} func The function to set data on.
- * @param {Array} value The data array to set.
- */
- var setBindData = !defineProperty ? noop : function(func, value) {
- descriptor.value = value;
- defineProperty(func, '__bindData__', descriptor);
- };
- /**
- * A fallback implementation of `isPlainObject` which checks if a given value
- * is an object created by the `Object` constructor, assuming objects created
- * by the `Object` constructor have no inherited enumerable properties and that
- * there are no `Object.prototype` extensions.
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is a plain object, else `false`.
- */
- function shimIsPlainObject(value) {
- var ctor,
- result;
- // avoid non Object objects, `arguments` objects, and DOM elements
- if (!(value && toString.call(value) == objectClass) ||
- (ctor = value.constructor, isFunction(ctor) && !(ctor instanceof ctor))) {
- return false;
- }
- // In most environments an object's own properties are iterated before
- // its inherited properties. If the last iterated property is an object's
- // own property then there are no inherited enumerable properties.
- forIn(value, function(value, key) {
- result = key;
- });
- return typeof result == 'undefined' || hasOwnProperty.call(value, result);
- }
- /*--------------------------------------------------------------------------*/
- /**
- * Checks if `value` is an array.
- *
- * @static
- * @memberOf _
- * @type Function
- * @category Objects
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if the `value` is an array, else `false`.
- * @example
- *
- * (function() { return _.isArray(arguments); })();
- * // => false
- *
- * _.isArray([1, 2, 3]);
- * // => true
- */
- var isArray = nativeIsArray || function(value) {
- return value && typeof value == 'object' && typeof value.length == 'number' &&
- toString.call(value) == arrayClass || false;
- };
- /**
- * A fallback implementation of `Object.keys` which produces an array of the
- * given object's own enumerable property names.
- *
- * @private
- * @type Function
- * @param {Object} object The object to inspect.
- * @returns {Array} Returns an array of property names.
- */
- var shimKeys = function(object) {
- var index, iterable = object, result = [];
- if (!iterable) return result;
- if (!(objectTypes[typeof object])) return result;
- for (index in iterable) {
- if (hasOwnProperty.call(iterable, index)) {
- result.push(index);
- }
- }
- return result
- };
- /**
- * Creates an array composed of the own enumerable property names of an object.
- *
- * @static
- * @memberOf _
- * @category Objects
- * @param {Object} object The object to inspect.
- * @returns {Array} Returns an array of property names.
- * @example
- *
- * _.keys({ 'one': 1, 'two': 2, 'three': 3 });
- * // => ['one', 'two', 'three'] (property order is not guaranteed across environments)
- */
- var keys = !nativeKeys ? shimKeys : function(object) {
- if (!isObject(object)) {
- return [];
- }
- return nativeKeys(object);
- };
- /*--------------------------------------------------------------------------*/
- /**
- * Assigns own enumerable properties of source object(s) to the destination
- * object. Subsequent sources will overwrite property assignments of previous
- * sources. If a callback is provided it will be executed to produce the
- * assigned values. The callback is bound to `thisArg` and invoked with two
- * arguments; (objectValue, sourceValue).
- *
- * @static
- * @memberOf _
- * @type Function
- * @alias extend
- * @category Objects
- * @param {Object} object The destination object.
- * @param {...Object} [source] The source objects.
- * @param {Function} [callback] The function to customize assigning values.
- * @param {*} [thisArg] The `this` binding of `callback`.
- * @returns {Object} Returns the destination object.
- * @example
- *
- * _.assign({ 'name': 'fred' }, { 'employer': 'slate' });
- * // => { 'name': 'fred', 'employer': 'slate' }
- *
- * var defaults = _.partialRight(_.assign, function(a, b) {
- * return typeof a == 'undefined' ? b : a;
- * });
- *
- * var object = { 'name': 'barney' };
- * defaults(object, { 'name': 'fred', 'employer': 'slate' });
- * // => { 'name': 'barney', 'employer': 'slate' }
- */
- var assign = function(object, source, guard) {
- var index, iterable = object, result = iterable;
- if (!iterable) return result;
- var args = arguments,
- argsIndex = 0,
- argsLength = typeof guard == 'number' ? 2 : args.length;
- if (argsLength > 3 && typeof args[argsLength - 2] == 'function') {
- var callback = baseCreateCallback(args[--argsLength - 1], args[argsLength--], 2);
- } else if (argsLength > 2 && typeof args[argsLength - 1] == 'function') {
- callback = args[--argsLength];
- }
- while (++argsIndex < argsLength) {
- iterable = args[argsIndex];
- if (iterable && objectTypes[typeof iterable]) {
- var ownIndex = -1,
- ownProps = objectTypes[typeof iterable] && keys(iterable),
- length = ownProps ? ownProps.length : 0;
- while (++ownIndex < length) {
- index = ownProps[ownIndex];
- result[index] = callback ? callback(result[index], iterable[index]) : iterable[index];
- }
- }
- }
- return result
- };
- /**
- * Creates a clone of `value`. If `isDeep` is `true` nested objects will also
- * be cloned, otherwise they will be assigned by reference. If a callback
- * is provided it will be executed to produce the cloned values. If the
- * callback returns `undefined` cloning will be handled by the method instead.
- * The callback is bound to `thisArg` and invoked with one argument; (value).
- *
- * @static
- * @memberOf _
- * @category Objects
- * @param {*} value The value to clone.
- * @param {boolean} [isDeep=false] Specify a deep clone.
- * @param {Function} [callback] The function to customize cloning values.
- * @param {*} [thisArg] The `this` binding of `callback`.
- * @returns {*} Returns the cloned value.
- * @example
- *
- * var characters = [
- * { 'name': 'barney', 'age': 36 },
- * { 'name': 'fred', 'age': 40 }
- * ];
- *
- * var shallow = _.clone(characters);
- * shallow[0] === characters[0];
- * // => true
- *
- * var deep = _.clone(characters, true);
- * deep[0] === characters[0];
- * // => false
- *
- * _.mixin({
- * 'clone': _.partialRight(_.clone, function(value) {
- * return _.isElement(value) ? value.cloneNode(false) : undefined;
- * })
- * });
- *
- * var clone = _.clone(document.body);
- * clone.childNodes.length;
- * // => 0
- */
- function clone(value, isDeep, callback, thisArg) {
- // allows working with "Collections" methods without using their `index`
- // and `collection` arguments for `isDeep` and `callback`
- if (typeof isDeep != 'boolean' && isDeep != null) {
- thisArg = callback;
- callback = isDeep;
- isDeep = false;
- }
- return baseClone(value, isDeep, typeof callback == 'function' && baseCreateCallback(callback, thisArg, 1));
- }
- /**
- * Iterates over own and inherited enumerable properties of an object,
- * executing the callback for each property. The callback is bound to `thisArg`
- * and invoked with three arguments; (value, key, object). Callbacks may exit
- * iteration early by explicitly returning `false`.
- *
- * @static
- * @memberOf _
- * @type Function
- * @category Objects
- * @param {Object} object The object to iterate over.
- * @param {Function} [callback=identity] The function called per iteration.
- * @param {*} [thisArg] The `this` binding of `callback`.
- * @returns {Object} Returns `object`.
- * @example
- *
- * function Shape() {
- * this.x = 0;
- * this.y = 0;
- * }
- *
- * Shape.prototype.move = function(x, y) {
- * this.x += x;
- * this.y += y;
- * };
- *
- * _.forIn(new Shape, function(value, key) {
- * console.log(key);
- * });
- * // => logs 'x', 'y', and 'move' (property order is not guaranteed across environments)
- */
- var forIn = function(collection, callback, thisArg) {
- var index, iterable = collection, result = iterable;
- if (!iterable) return result;
- if (!objectTypes[typeof iterable]) return result;
- callback = callback && typeof thisArg == 'undefined' ? callback : baseCreateCallback(callback, thisArg, 3);
- for (index in iterable) {
- if (callback(iterable[index], index, collection) === false) return result;
- }
- return result
- };
- /**
- * Iterates over own enumerable properties of an object, executing the callback
- * for each property. The callback is bound to `thisArg` and invoked with three
- * arguments; (value, key, object). Callbacks may exit iteration early by
- * explicitly returning `false`.
- *
- * @static
- * @memberOf _
- * @type Function
- * @category Objects
- * @param {Object} object The object to iterate over.
- * @param {Function} [callback=identity] The function called per iteration.
- * @param {*} [thisArg] The `this` binding of `callback`.
- * @returns {Object} Returns `object`.
- * @example
- *
- * _.forOwn({ '0': 'zero', '1': 'one', 'length': 2 }, function(num, key) {
- * console.log(key);
- * });
- * // => logs '0', '1', and 'length' (property order is not guaranteed across environments)
- */
- var forOwn = function(collection, callback, thisArg) {
- var index, iterable = collection, result = iterable;
- if (!iterable) return result;
- if (!objectTypes[typeof iterable]) return result;
- callback = callback && typeof thisArg == 'undefined' ? callback : baseCreateCallback(callback, thisArg, 3);
- var ownIndex = -1,
- ownProps = objectTypes[typeof iterable] && keys(iterable),
- length = ownProps ? ownProps.length : 0;
- while (++ownIndex < length) {
- index = ownProps[ownIndex];
- if (callback(iterable[index], index, collection) === false) return result;
- }
- return result
- };
- /**
- * Checks if `value` is a function.
- *
- * @static
- * @memberOf _
- * @category Objects
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if the `value` is a function, else `false`.
- * @example
- *
- * _.isFunction(_);
- * // => true
- */
- function isFunction(value) {
- return typeof value == 'function';
- }
- /**
- * Checks if `value` is the language type of Object.
- * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
- *
- * @static
- * @memberOf _
- * @category Objects
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if the `value` is an object, else `false`.
- * @example
- *
- * _.isObject({});
- * // => true
- *
- * _.isObject([1, 2, 3]);
- * // => true
- *
- * _.isObject(1);
- * // => false
- */
- function isObject(value) {
- // check if the value is the ECMAScript language type of Object
- // http://es5.github.io/#x8
- // and avoid a V8 bug
- // http://code.google.com/p/v8/issues/detail?id=2291
- return !!(value && objectTypes[typeof value]);
- }
- /**
- * Checks if `value` is an object created by the `Object` constructor.
- *
- * @static
- * @memberOf _
- * @category Objects
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is a plain object, else `false`.
- * @example
- *
- * function Shape() {
- * this.x = 0;
- * this.y = 0;
- * }
- *
- * _.isPlainObject(new Shape);
- * // => false
- *
- * _.isPlainObject([1, 2, 3]);
- * // => false
- *
- * _.isPlainObject({ 'x': 0, 'y': 0 });
- * // => true
- */
- var isPlainObject = !getPrototypeOf ? shimIsPlainObject : function(value) {
- if (!(value && toString.call(value) == objectClass)) {
- return false;
- }
- var valueOf = value.valueOf,
- objProto = isNative(valueOf) && (objProto = getPrototypeOf(valueOf)) && getPrototypeOf(objProto);
- return objProto
- ? (value == objProto || getPrototypeOf(value) == objProto)
- : shimIsPlainObject(value);
- };
- /*--------------------------------------------------------------------------*/
- /**
- * Iterates over elements of a collection, executing the callback for each
- * element. The callback is bound to `thisArg` and invoked with three arguments;
- * (value, index|key, collection). Callbacks may exit iteration early by
- * explicitly returning `false`.
- *
- * Note: As with other "Collections" methods, objects with a `length` property
- * are iterated like arrays. To avoid this behavior `_.forIn` or `_.forOwn`
- * may be used for object iteration.
- *
- * @static
- * @memberOf _
- * @alias each
- * @category Collections
- * @param {Array|Object|string} collection The collection to iterate over.
- * @param {Function} [callback=identity] The function called per iteration.
- * @param {*} [thisArg] The `this` binding of `callback`.
- * @returns {Array|Object|string} Returns `collection`.
- * @example
- *
- * _([1, 2, 3]).forEach(function(num) { console.log(num); }).join(',');
- * // => logs each number and returns '1,2,3'
- *
- * _.forEach({ 'one': 1, 'two': 2, 'three': 3 }, function(num) { console.log(num); });
- * // => logs each number and returns the object (property order is not guaranteed across environments)
- */
- function forEach(collection, callback, thisArg) {
- var index = -1,
- length = collection ? collection.length : 0;
- callback = callback && typeof thisArg == 'undefined' ? callback : baseCreateCallback(callback, thisArg, 3);
- if (typeof length == 'number') {
- while (++index < length) {
- if (callback(collection[index], index, collection) === false) {
- break;
- }
- }
- } else {
- forOwn(collection, callback);
- }
- return collection;
- }
- /*--------------------------------------------------------------------------*/
- /**
- * Creates a function that, when called, invokes `func` with the `this`
- * binding of `thisArg` and prepends any additional `bind` arguments to those
- * provided to the bound function.
- *
- * @static
- * @memberOf _
- * @category Functions
- * @param {Function} func The function to bind.
- * @param {*} [thisArg] The `this` binding of `func`.
- * @param {...*} [arg] Arguments to be partially applied.
- * @returns {Function} Returns the new bound function.
- * @example
- *
- * var func = function(greeting) {
- * return greeting + ' ' + this.name;
- * };
- *
- * func = _.bind(func, { 'name': 'fred' }, 'hi');
- * func();
- * // => 'hi fred'
- */
- function bind(func, thisArg) {
- return arguments.length > 2
- ? createWrapper(func, 17, slice(arguments, 2), null, thisArg)
- : createWrapper(func, 1, null, null, thisArg);
- }
- /*--------------------------------------------------------------------------*/
- /**
- * This method returns the first argument provided to it.
- *
- * @static
- * @memberOf _
- * @category Utilities
- * @param {*} value Any value.
- * @returns {*} Returns `value`.
- * @example
- *
- * var object = { 'name': 'fred' };
- * _.identity(object) === object;
- * // => true
- */
- function identity(value) {
- return value;
- }
- /**
- * A no-operation function.
- *
- * @static
- * @memberOf _
- * @category Utilities
- * @example
- *
- * var object = { 'name': 'fred' };
- * _.noop(object) === undefined;
- * // => true
- */
- function noop() {
- // no operation performed
- }
- /*--------------------------------------------------------------------------*/
- lodash.assign = assign;
- lodash.bind = bind;
- lodash.forEach = forEach;
- lodash.forIn = forIn;
- lodash.forOwn = forOwn;
- lodash.keys = keys;
- lodash.each = forEach;
- lodash.extend = assign;
- /*--------------------------------------------------------------------------*/
- // add functions that return unwrapped values when chaining
- lodash.clone = clone;
- lodash.identity = identity;
- lodash.isArray = isArray;
- lodash.isFunction = isFunction;
- lodash.isObject = isObject;
- lodash.isPlainObject = isPlainObject;
- lodash.noop = noop;
- /*--------------------------------------------------------------------------*/
- /**
- * The semantic version number.
- *
- * @static
- * @memberOf _
- * @type string
- */
- lodash.VERSION = '2.4.1';
- /*--------------------------------------------------------------------------*/
- // some AMD build optimizers like r.js check for condition patterns like the following:
- if (typeof define == 'function' && typeof define.amd == 'object' && define.amd) {
- // define as an anonymous module so, through path mapping, it can be
- // referenced as the "underscore" module
- define(function() {
- return lodash;
- });
- }
- }.call(this));
|