http://git-wip-us.apache.org/repos/asf/atlas-website/blob/58bb55a6/api/v2/ui/lib/es5-shim.js ---------------------------------------------------------------------- diff --git a/api/v2/ui/lib/es5-shim.js b/api/v2/ui/lib/es5-shim.js index f94b433..4c0fcab 100644 --- a/api/v2/ui/lib/es5-shim.js +++ b/api/v2/ui/lib/es5-shim.js @@ -1,2065 +1 @@ -/*! - * https://github.com/es-shims/es5-shim - * @license es5-shim Copyright 2009-2015 by contributors, MIT License - * see https://github.com/es-shims/es5-shim/blob/master/LICENSE - */ - -// vim: ts=4 sts=4 sw=4 expandtab - -// Add semicolon to prevent IIFE from being passed as argument to concatenated code. -; - -// UMD (Universal Module Definition) -// see https://github.com/umdjs/umd/blob/master/templates/returnExports.js -(function (root, factory) { - 'use strict'; - - /* global define, exports, module */ - if (typeof define === 'function' && define.amd) { - // AMD. Register as an anonymous module. - define(factory); - } else if (typeof exports === 'object') { - // Node. Does not work with strict CommonJS, but - // only CommonJS-like enviroments that support module.exports, - // like Node. - module.exports = factory(); - } else { - // Browser globals (root is window) - root.returnExports = factory(); - } -}(this, function () { - /** - * Brings an environment as close to ECMAScript 5 compliance - * as is possible with the facilities of erstwhile engines. - * - * Annotated ES5: http://es5.github.com/ (specific links below) - * ES5 Spec: http://www.ecma-international.org/publications/files/ECMA-ST/Ecma-262.pdf - * Required reading: http://javascriptweblog.wordpress.com/2011/12/05/extending-javascript-natives/ - */ - - // Shortcut to an often accessed properties, in order to avoid multiple - // dereference that costs universally. This also holds a reference to known-good - // functions. - var $Array = Array; - var ArrayPrototype = $Array.prototype; - var $Object = Object; - var ObjectPrototype = $Object.prototype; - var $Function = Function; - var FunctionPrototype = $Function.prototype; - var $String = String; - var StringPrototype = $String.prototype; - var $Number = Number; - var NumberPrototype = $Number.prototype; - var array_slice = ArrayPrototype.slice; - var array_splice = ArrayPrototype.splice; - var array_push = ArrayPrototype.push; - var array_unshift = ArrayPrototype.unshift; - var array_concat = ArrayPrototype.concat; - var array_join = ArrayPrototype.join; - var call = FunctionPrototype.call; - var apply = FunctionPrototype.apply; - var max = Math.max; - var min = Math.min; - - // Having a toString local variable name breaks in Opera so use to_string. - var to_string = ObjectPrototype.toString; - - /* global Symbol */ - /* eslint-disable one-var-declaration-per-line, no-redeclare, max-statements-per-line */ - var hasToStringTag = typeof Symbol === 'function' && typeof Symbol.toStringTag === 'symbol'; - var isCallable; /* inlined from https://npmjs.com/is-callable */ var fnToStr = Function.prototype.toString, constructorRegex = /^\s*class /, isES6ClassFn = function isES6ClassFn(value) { try { var fnStr = fnToStr.call(value); var singleStripped = fnStr.replace(/\/\/.*\n/g, ''); var multiStripped = singleStripped.replace(/\/\*[.\s\S]*\*\//g, ''); var spaceStripped = multiStripped.replace(/\n/mg, ' ').replace(/ {2}/g, ' '); return constructorRegex.test(spaceStripped); } catch (e) { return false; /* not a function */ } }, tryFunctionObject = function tryFunctionObject(value) { try { if (isES6ClassFn(value)) { return false; } fnToStr.call(value); return true; } catch (e) { return false; } }, fnClass = '[object Function]', genClass = '[object GeneratorFunction]', isCallable = function isCallable(value) { if (!value) { return false; } if (typeof value !== 'function' && typeof value !== 'object') { return false; } if (hasToStringTag) { return tryFunctionObject(value); } if (isES6ClassF n(value)) { return false; } var strClass = to_string.call(value); return strClass === fnClass || strClass === genClass; }; - - var isRegex; /* inlined from https://npmjs.com/is-regex */ var regexExec = RegExp.prototype.exec, tryRegexExec = function tryRegexExec(value) { try { regexExec.call(value); return true; } catch (e) { return false; } }, regexClass = '[object RegExp]'; isRegex = function isRegex(value) { if (typeof value !== 'object') { return false; } return hasToStringTag ? tryRegexExec(value) : to_string.call(value) === regexClass; }; - var isString; /* inlined from https://npmjs.com/is-string */ var strValue = String.prototype.valueOf, tryStringObject = function tryStringObject(value) { try { strValue.call(value); return true; } catch (e) { return false; } }, stringClass = '[object String]'; isString = function isString(value) { if (typeof value === 'string') { return true; } if (typeof value !== 'object') { return false; } return hasToStringTag ? tryStringObject(value) : to_string.call(value) === stringClass; }; - /* eslint-enable one-var-declaration-per-line, no-redeclare, max-statements-per-line */ - - /* inlined from http://npmjs.com/define-properties */ - var supportsDescriptors = $Object.defineProperty && (function () { - try { - var obj = {}; - $Object.defineProperty(obj, 'x', { enumerable: false, value: obj }); - for (var _ in obj) { // jscs:ignore disallowUnusedVariables - return false; - } - return obj.x === obj; - } catch (e) { /* this is ES3 */ - return false; - } - }()); - var defineProperties = (function (has) { - // Define configurable, writable, and non-enumerable props - // if they don't exist. - var defineProperty; - if (supportsDescriptors) { - defineProperty = function (object, name, method, forceAssign) { - if (!forceAssign && (name in object)) { - return; - } - $Object.defineProperty(object, name, { - configurable: true, - enumerable: false, - writable: true, - value: method - }); - }; - } else { - defineProperty = function (object, name, method, forceAssign) { - if (!forceAssign && (name in object)) { - return; - } - object[name] = method; - }; - } - return function defineProperties(object, map, forceAssign) { - for (var name in map) { - if (has.call(map, name)) { - defineProperty(object, name, map[name], forceAssign); - } - } - }; - }(ObjectPrototype.hasOwnProperty)); - - // - // Util - // ====== - // - - /* replaceable with https://npmjs.com/package/es-abstract /helpers/isPrimitive */ - var isPrimitive = function isPrimitive(input) { - var type = typeof input; - return input === null || (type !== 'object' && type !== 'function'); - }; - - var isActualNaN = $Number.isNaN || function isActualNaN(x) { - return x !== x; - }; - - var ES = { - // ES5 9.4 - // http://es5.github.com/#x9.4 - // http://jsperf.com/to-integer - /* replaceable with https://npmjs.com/package/es-abstract ES5.ToInteger */ - ToInteger: function ToInteger(num) { - var n = +num; - if (isActualNaN(n)) { - n = 0; - } else if (n !== 0 && n !== (1 / 0) && n !== -(1 / 0)) { - n = (n > 0 || -1) * Math.floor(Math.abs(n)); - } - return n; - }, - - /* replaceable with https://npmjs.com/package/es-abstract ES5.ToPrimitive */ - ToPrimitive: function ToPrimitive(input) { - var val, valueOf, toStr; - if (isPrimitive(input)) { - return input; - } - valueOf = input.valueOf; - if (isCallable(valueOf)) { - val = valueOf.call(input); - if (isPrimitive(val)) { - return val; - } - } - toStr = input.toString; - if (isCallable(toStr)) { - val = toStr.call(input); - if (isPrimitive(val)) { - return val; - } - } - throw new TypeError(); - }, - - // ES5 9.9 - // http://es5.github.com/#x9.9 - /* replaceable with https://npmjs.com/package/es-abstract ES5.ToObject */ - ToObject: function (o) { - if (o == null) { // this matches both null and undefined - throw new TypeError("can't convert " + o + ' to object'); - } - return $Object(o); - }, - - /* replaceable with https://npmjs.com/package/es-abstract ES5.ToUint32 */ - ToUint32: function ToUint32(x) { - return x >>> 0; - } - }; - - // - // Function - // ======== - // - - // ES-5 15.3.4.5 - // http://es5.github.com/#x15.3.4.5 - - var Empty = function Empty() {}; - - defineProperties(FunctionPrototype, { - bind: function bind(that) { // .length is 1 - // 1. Let Target be the this value. - var target = this; - // 2. If IsCallable(Target) is false, throw a TypeError exception. - if (!isCallable(target)) { - throw new TypeError('Function.prototype.bind called on incompatible ' + target); - } - // 3. Let A be a new (possibly empty) internal list of all of the - // argument values provided after thisArg (arg1, arg2 etc), in order. - // XXX slicedArgs will stand in for "A" if used - var args = array_slice.call(arguments, 1); // for normal call - // 4. Let F be a new native ECMAScript object. - // 11. Set the [[Prototype]] internal property of F to the standard - // built-in Function prototype object as specified in 15.3.3.1. - // 12. Set the [[Call]] internal property of F as described in - // 15.3.4.5.1. - // 13. Set the [[Construct]] internal property of F as described in - // 15.3.4.5.2. - // 14. Set the [[HasInstance]] internal property of F as described in - // 15.3.4.5.3. - var bound; - var binder = function () { - - if (this instanceof bound) { - // 15.3.4.5.2 [[Construct]] - // When the [[Construct]] internal method of a function object, - // F that was created using the bind function is called with a - // list of arguments ExtraArgs, the following steps are taken: - // 1. Let target be the value of F's [[TargetFunction]] - // internal property. - // 2. If target has no [[Construct]] internal method, a - // TypeError exception is thrown. - // 3. Let boundArgs be the value of F's [[BoundArgs]] internal - // property. - // 4. Let args be a new list containing the same values as the - // list boundArgs in the same order followed by the same - // values as the list ExtraArgs in the same order. - // 5. Return the result of calling the [[Construct]] internal - // method of target providing args as the arguments. - - var result = apply.call( - target, - this, - array_concat.call(args, array_slice.call(arguments)) - ); - if ($Object(result) === result) { - return result; - } - return this; - - } else { - // 15.3.4.5.1 [[Call]] - // When the [[Call]] internal method of a function object, F, - // which was created using the bind function is called with a - // this value and a list of arguments ExtraArgs, the following - // steps are taken: - // 1. Let boundArgs be the value of F's [[BoundArgs]] internal - // property. - // 2. Let boundThis be the value of F's [[BoundThis]] internal - // property. - // 3. Let target be the value of F's [[TargetFunction]] internal - // property. - // 4. Let args be a new list containing the same values as the - // list boundArgs in the same order followed by the same - // values as the list ExtraArgs in the same order. - // 5. Return the result of calling the [[Call]] internal method - // of target providing boundThis as the this value and - // providing args as the arguments. - - // equiv: target.call(this, ...boundArgs, ...args) - return apply.call( - target, - that, - array_concat.call(args, array_slice.call(arguments)) - ); - - } - - }; - - // 15. If the [[Class]] internal property of Target is "Function", then - // a. Let L be the length property of Target minus the length of A. - // b. Set the length own property of F to either 0 or L, whichever is - // larger. - // 16. Else set the length own property of F to 0. - - var boundLength = max(0, target.length - args.length); - - // 17. Set the attributes of the length own property of F to the values - // specified in 15.3.5.1. - var boundArgs = []; - for (var i = 0; i < boundLength; i++) { - array_push.call(boundArgs, '$' + i); - } - - // XXX Build a dynamic function with desired amount of arguments is the only - // way to set the length property of a function. - // In environments where Content Security Policies enabled (Chrome extensions, - // for ex.) all use of eval or Function costructor throws an exception. - // However in all of these environments Function.prototype.bind exists - // and so this code will never be executed. - bound = $Function('binder', 'return function (' + array_join.call(boundArgs, ',') + '){ return binder.apply(this, arguments); }')(binder); - - if (target.prototype) { - Empty.prototype = target.prototype; - bound.prototype = new Empty(); - // Clean up dangling references. - Empty.prototype = null; - } - - // TODO - // 18. Set the [[Extensible]] internal property of F to true. - - // TODO - // 19. Let thrower be the [[ThrowTypeError]] function Object (13.2.3). - // 20. Call the [[DefineOwnProperty]] internal method of F with - // arguments "caller", PropertyDescriptor {[[Get]]: thrower, [[Set]]: - // thrower, [[Enumerable]]: false, [[Configurable]]: false}, and - // false. - // 21. Call the [[DefineOwnProperty]] internal method of F with - // arguments "arguments", PropertyDescriptor {[[Get]]: thrower, - // [[Set]]: thrower, [[Enumerable]]: false, [[Configurable]]: false}, - // and false. - - // TODO - // NOTE Function objects created using Function.prototype.bind do not - // have a prototype property or the [[Code]], [[FormalParameters]], and - // [[Scope]] internal properties. - // XXX can't delete prototype in pure-js. - - // 22. Return F. - return bound; - } - }); - - // _Please note: Shortcuts are defined after `Function.prototype.bind` as we - // use it in defining shortcuts. - var owns = call.bind(ObjectPrototype.hasOwnProperty); - var toStr = call.bind(ObjectPrototype.toString); - var arraySlice = call.bind(array_slice); - var arraySliceApply = apply.bind(array_slice); - var strSlice = call.bind(StringPrototype.slice); - var strSplit = call.bind(StringPrototype.split); - var strIndexOf = call.bind(StringPrototype.indexOf); - var pushCall = call.bind(array_push); - var isEnum = call.bind(ObjectPrototype.propertyIsEnumerable); - var arraySort = call.bind(ArrayPrototype.sort); - - // - // Array - // ===== - // - - var isArray = $Array.isArray || function isArray(obj) { - return toStr(obj) === '[object Array]'; - }; - - // ES5 15.4.4.12 - // http://es5.github.com/#x15.4.4.13 - // Return len+argCount. - // [bugfix, ielt8] - // IE < 8 bug: [].unshift(0) === undefined but should be "1" - var hasUnshiftReturnValueBug = [].unshift(0) !== 1; - defineProperties(ArrayPrototype, { - unshift: function () { - array_unshift.apply(this, arguments); - return this.length; - } - }, hasUnshiftReturnValueBug); - - // ES5 15.4.3.2 - // http://es5.github.com/#x15.4.3.2 - // https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/isArray - defineProperties($Array, { isArray: isArray }); - - // The IsCallable() check in the Array functions - // has been replaced with a strict check on the - // internal class of the object to trap cases where - // the provided function was actually a regular - // expression literal, which in V8 and - // JavaScriptCore is a typeof "function". Only in - // V8 are regular expression literals permitted as - // reduce parameters, so it is desirable in the - // general case for the shim to match the more - // strict and common behavior of rejecting regular - // expressions. - - // ES5 15.4.4.18 - // http://es5.github.com/#x15.4.4.18 - // https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/array/forEach - - // Check failure of by-index access of string characters (IE < 9) - // and failure of `0 in boxedString` (Rhino) - var boxedString = $Object('a'); - var splitString = boxedString[0] !== 'a' || !(0 in boxedString); - - var properlyBoxesContext = function properlyBoxed(method) { - // Check node 0.6.21 bug where third parameter is not boxed - var properlyBoxesNonStrict = true; - var properlyBoxesStrict = true; - var threwException = false; - if (method) { - try { - method.call('foo', function (_, __, context) { - if (typeof context !== 'object') { - properlyBoxesNonStrict = false; - } - }); - - method.call([1], function () { - 'use strict'; - - properlyBoxesStrict = typeof this === 'string'; - }, 'x'); - } catch (e) { - threwException = true; - } - } - return !!method && !threwException && properlyBoxesNonStrict && properlyBoxesStrict; - }; - - defineProperties(ArrayPrototype, { - forEach: function forEach(callbackfn/*, thisArg*/) { - var object = ES.ToObject(this); - var self = splitString && isString(this) ? strSplit(this, '') : object; - var i = -1; - var length = ES.ToUint32(self.length); - var T; - if (arguments.length > 1) { - T = arguments[1]; - } - - // If no callback function or if callback is not a callable function - if (!isCallable(callbackfn)) { - throw new TypeError('Array.prototype.forEach callback must be a function'); - } - - while (++i < length) { - if (i in self) { - // Invoke the callback function with call, passing arguments: - // context, property value, property key, thisArg object - if (typeof T === 'undefined') { - callbackfn(self[i], i, object); - } else { - callbackfn.call(T, self[i], i, object); - } - } - } - } - }, !properlyBoxesContext(ArrayPrototype.forEach)); - - // ES5 15.4.4.19 - // http://es5.github.com/#x15.4.4.19 - // https://developer.mozilla.org/en/Core_JavaScript_1.5_Reference/Objects/Array/map - defineProperties(ArrayPrototype, { - map: function map(callbackfn/*, thisArg*/) { - var object = ES.ToObject(this); - var self = splitString && isString(this) ? strSplit(this, '') : object; - var length = ES.ToUint32(self.length); - var result = $Array(length); - var T; - if (arguments.length > 1) { - T = arguments[1]; - } - - // If no callback function or if callback is not a callable function - if (!isCallable(callbackfn)) { - throw new TypeError('Array.prototype.map callback must be a function'); - } - - for (var i = 0; i < length; i++) { - if (i in self) { - if (typeof T === 'undefined') { - result[i] = callbackfn(self[i], i, object); - } else { - result[i] = callbackfn.call(T, self[i], i, object); - } - } - } - return result; - } - }, !properlyBoxesContext(ArrayPrototype.map)); - - // ES5 15.4.4.20 - // http://es5.github.com/#x15.4.4.20 - // https://developer.mozilla.org/en/Core_JavaScript_1.5_Reference/Objects/Array/filter - defineProperties(ArrayPrototype, { - filter: function filter(callbackfn/*, thisArg*/) { - var object = ES.ToObject(this); - var self = splitString && isString(this) ? strSplit(this, '') : object; - var length = ES.ToUint32(self.length); - var result = []; - var value; - var T; - if (arguments.length > 1) { - T = arguments[1]; - } - - // If no callback function or if callback is not a callable function - if (!isCallable(callbackfn)) { - throw new TypeError('Array.prototype.filter callback must be a function'); - } - - for (var i = 0; i < length; i++) { - if (i in self) { - value = self[i]; - if (typeof T === 'undefined' ? callbackfn(value, i, object) : callbackfn.call(T, value, i, object)) { - pushCall(result, value); - } - } - } - return result; - } - }, !properlyBoxesContext(ArrayPrototype.filter)); - - // ES5 15.4.4.16 - // http://es5.github.com/#x15.4.4.16 - // https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/every - defineProperties(ArrayPrototype, { - every: function every(callbackfn/*, thisArg*/) { - var object = ES.ToObject(this); - var self = splitString && isString(this) ? strSplit(this, '') : object; - var length = ES.ToUint32(self.length); - var T; - if (arguments.length > 1) { - T = arguments[1]; - } - - // If no callback function or if callback is not a callable function - if (!isCallable(callbackfn)) { - throw new TypeError('Array.prototype.every callback must be a function'); - } - - for (var i = 0; i < length; i++) { - if (i in self && !(typeof T === 'undefined' ? callbackfn(self[i], i, object) : callbackfn.call(T, self[i], i, object))) { - return false; - } - } - return true; - } - }, !properlyBoxesContext(ArrayPrototype.every)); - - // ES5 15.4.4.17 - // http://es5.github.com/#x15.4.4.17 - // https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/some - defineProperties(ArrayPrototype, { - some: function some(callbackfn/*, thisArg */) { - var object = ES.ToObject(this); - var self = splitString && isString(this) ? strSplit(this, '') : object; - var length = ES.ToUint32(self.length); - var T; - if (arguments.length > 1) { - T = arguments[1]; - } - - // If no callback function or if callback is not a callable function - if (!isCallable(callbackfn)) { - throw new TypeError('Array.prototype.some callback must be a function'); - } - - for (var i = 0; i < length; i++) { - if (i in self && (typeof T === 'undefined' ? callbackfn(self[i], i, object) : callbackfn.call(T, self[i], i, object))) { - return true; - } - } - return false; - } - }, !properlyBoxesContext(ArrayPrototype.some)); - - // ES5 15.4.4.21 - // http://es5.github.com/#x15.4.4.21 - // https://developer.mozilla.org/en/Core_JavaScript_1.5_Reference/Objects/Array/reduce - var reduceCoercesToObject = false; - if (ArrayPrototype.reduce) { - reduceCoercesToObject = typeof ArrayPrototype.reduce.call('es5', function (_, __, ___, list) { - return list; - }) === 'object'; - } - defineProperties(ArrayPrototype, { - reduce: function reduce(callbackfn/*, initialValue*/) { - var object = ES.ToObject(this); - var self = splitString && isString(this) ? strSplit(this, '') : object; - var length = ES.ToUint32(self.length); - - // If no callback function or if callback is not a callable function - if (!isCallable(callbackfn)) { - throw new TypeError('Array.prototype.reduce callback must be a function'); - } - - // no value to return if no initial value and an empty array - if (length === 0 && arguments.length === 1) { - throw new TypeError('reduce of empty array with no initial value'); - } - - var i = 0; - var result; - if (arguments.length >= 2) { - result = arguments[1]; - } else { - do { - if (i in self) { - result = self[i++]; - break; - } - - // if array contains no values, no initial value to return - if (++i >= length) { - throw new TypeError('reduce of empty array with no initial value'); - } - } while (true); - } - - for (; i < length; i++) { - if (i in self) { - result = callbackfn(result, self[i], i, object); - } - } - - return result; - } - }, !reduceCoercesToObject); - - // ES5 15.4.4.22 - // http://es5.github.com/#x15.4.4.22 - // https://developer.mozilla.org/en/Core_JavaScript_1.5_Reference/Objects/Array/reduceRight - var reduceRightCoercesToObject = false; - if (ArrayPrototype.reduceRight) { - reduceRightCoercesToObject = typeof ArrayPrototype.reduceRight.call('es5', function (_, __, ___, list) { - return list; - }) === 'object'; - } - defineProperties(ArrayPrototype, { - reduceRight: function reduceRight(callbackfn/*, initial*/) { - var object = ES.ToObject(this); - var self = splitString && isString(this) ? strSplit(this, '') : object; - var length = ES.ToUint32(self.length); - - // If no callback function or if callback is not a callable function - if (!isCallable(callbackfn)) { - throw new TypeError('Array.prototype.reduceRight callback must be a function'); - } - - // no value to return if no initial value, empty array - if (length === 0 && arguments.length === 1) { - throw new TypeError('reduceRight of empty array with no initial value'); - } - - var result; - var i = length - 1; - if (arguments.length >= 2) { - result = arguments[1]; - } else { - do { - if (i in self) { - result = self[i--]; - break; - } - - // if array contains no values, no initial value to return - if (--i < 0) { - throw new TypeError('reduceRight of empty array with no initial value'); - } - } while (true); - } - - if (i < 0) { - return result; - } - - do { - if (i in self) { - result = callbackfn(result, self[i], i, object); - } - } while (i--); - - return result; - } - }, !reduceRightCoercesToObject); - - // ES5 15.4.4.14 - // http://es5.github.com/#x15.4.4.14 - // https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/indexOf - var hasFirefox2IndexOfBug = ArrayPrototype.indexOf && [0, 1].indexOf(1, 2) !== -1; - defineProperties(ArrayPrototype, { - indexOf: function indexOf(searchElement/*, fromIndex */) { - var self = splitString && isString(this) ? strSplit(this, '') : ES.ToObject(this); - var length = ES.ToUint32(self.length); - - if (length === 0) { - return -1; - } - - var i = 0; - if (arguments.length > 1) { - i = ES.ToInteger(arguments[1]); - } - - // handle negative indices - i = i >= 0 ? i : max(0, length + i); - for (; i < length; i++) { - if (i in self && self[i] === searchElement) { - return i; - } - } - return -1; - } - }, hasFirefox2IndexOfBug); - - // ES5 15.4.4.15 - // http://es5.github.com/#x15.4.4.15 - // https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/lastIndexOf - var hasFirefox2LastIndexOfBug = ArrayPrototype.lastIndexOf && [0, 1].lastIndexOf(0, -3) !== -1; - defineProperties(ArrayPrototype, { - lastIndexOf: function lastIndexOf(searchElement/*, fromIndex */) { - var self = splitString && isString(this) ? strSplit(this, '') : ES.ToObject(this); - var length = ES.ToUint32(self.length); - - if (length === 0) { - return -1; - } - var i = length - 1; - if (arguments.length > 1) { - i = min(i, ES.ToInteger(arguments[1])); - } - // handle negative indices - i = i >= 0 ? i : length - Math.abs(i); - for (; i >= 0; i--) { - if (i in self && searchElement === self[i]) { - return i; - } - } - return -1; - } - }, hasFirefox2LastIndexOfBug); - - // ES5 15.4.4.12 - // http://es5.github.com/#x15.4.4.12 - var spliceNoopReturnsEmptyArray = (function () { - var a = [1, 2]; - var result = a.splice(); - return a.length === 2 && isArray(result) && result.length === 0; - }()); - defineProperties(ArrayPrototype, { - // Safari 5.0 bug where .splice() returns undefined - splice: function splice(start, deleteCount) { - if (arguments.length === 0) { - return []; - } else { - return array_splice.apply(this, arguments); - } - } - }, !spliceNoopReturnsEmptyArray); - - var spliceWorksWithEmptyObject = (function () { - var obj = {}; - ArrayPrototype.splice.call(obj, 0, 0, 1); - return obj.length === 1; - }()); - defineProperties(ArrayPrototype, { - splice: function splice(start, deleteCount) { - if (arguments.length === 0) { - return []; - } - var args = arguments; - this.length = max(ES.ToInteger(this.length), 0); - if (arguments.length > 0 && typeof deleteCount !== 'number') { - args = arraySlice(arguments); - if (args.length < 2) { - pushCall(args, this.length - start); - } else { - args[1] = ES.ToInteger(deleteCount); - } - } - return array_splice.apply(this, args); - } - }, !spliceWorksWithEmptyObject); - var spliceWorksWithLargeSparseArrays = (function () { - // Per https://github.com/es-shims/es5-shim/issues/295 - // Safari 7/8 breaks with sparse arrays of size 1e5 or greater - var arr = new $Array(1e5); - // note: the index MUST be 8 or larger or the test will false pass - arr[8] = 'x'; - arr.splice(1, 1); - // note: this test must be defined *after* the indexOf shim - // per https://github.com/es-shims/es5-shim/issues/313 - return arr.indexOf('x') === 7; - }()); - var spliceWorksWithSmallSparseArrays = (function () { - // Per https://github.com/es-shims/es5-shim/issues/295 - // Opera 12.15 breaks on this, no idea why. - var n = 256; - var arr = []; - arr[n] = 'a'; - arr.splice(n + 1, 0, 'b'); - return arr[n] === 'a'; - }()); - defineProperties(ArrayPrototype, { - splice: function splice(start, deleteCount) { - var O = ES.ToObject(this); - var A = []; - var len = ES.ToUint32(O.length); - var relativeStart = ES.ToInteger(start); - var actualStart = relativeStart < 0 ? max((len + relativeStart), 0) : min(relativeStart, len); - var actualDeleteCount = min(max(ES.ToInteger(deleteCount), 0), len - actualStart); - - var k = 0; - var from; - while (k < actualDeleteCount) { - from = $String(actualStart + k); - if (owns(O, from)) { - A[k] = O[from]; - } - k += 1; - } - - var items = arraySlice(arguments, 2); - var itemCount = items.length; - var to; - if (itemCount < actualDeleteCount) { - k = actualStart; - var maxK = len - actualDeleteCount; - while (k < maxK) { - from = $String(k + actualDeleteCount); - to = $String(k + itemCount); - if (owns(O, from)) { - O[to] = O[from]; - } else { - delete O[to]; - } - k += 1; - } - k = len; - var minK = len - actualDeleteCount + itemCount; - while (k > minK) { - delete O[k - 1]; - k -= 1; - } - } else if (itemCount > actualDeleteCount) { - k = len - actualDeleteCount; - while (k > actualStart) { - from = $String(k + actualDeleteCount - 1); - to = $String(k + itemCount - 1); - if (owns(O, from)) { - O[to] = O[from]; - } else { - delete O[to]; - } - k -= 1; - } - } - k = actualStart; - for (var i = 0; i < items.length; ++i) { - O[k] = items[i]; - k += 1; - } - O.length = len - actualDeleteCount + itemCount; - - return A; - } - }, !spliceWorksWithLargeSparseArrays || !spliceWorksWithSmallSparseArrays); - - var originalJoin = ArrayPrototype.join; - var hasStringJoinBug; - try { - hasStringJoinBug = Array.prototype.join.call('123', ',') !== '1,2,3'; - } catch (e) { - hasStringJoinBug = true; - } - if (hasStringJoinBug) { - defineProperties(ArrayPrototype, { - join: function join(separator) { - var sep = typeof separator === 'undefined' ? ',' : separator; - return originalJoin.call(isString(this) ? strSplit(this, '') : this, sep); - } - }, hasStringJoinBug); - } - - var hasJoinUndefinedBug = [1, 2].join(undefined) !== '1,2'; - if (hasJoinUndefinedBug) { - defineProperties(ArrayPrototype, { - join: function join(separator) { - var sep = typeof separator === 'undefined' ? ',' : separator; - return originalJoin.call(this, sep); - } - }, hasJoinUndefinedBug); - } - - var pushShim = function push(item) { - var O = ES.ToObject(this); - var n = ES.ToUint32(O.length); - var i = 0; - while (i < arguments.length) { - O[n + i] = arguments[i]; - i += 1; - } - O.length = n + i; - return n + i; - }; - - var pushIsNotGeneric = (function () { - var obj = {}; - var result = Array.prototype.push.call(obj, undefined); - return result !== 1 || obj.length !== 1 || typeof obj[0] !== 'undefined' || !owns(obj, 0); - }()); - defineProperties(ArrayPrototype, { - push: function push(item) { - if (isArray(this)) { - return array_push.apply(this, arguments); - } - return pushShim.apply(this, arguments); - } - }, pushIsNotGeneric); - - // This fixes a very weird bug in Opera 10.6 when pushing `undefined - var pushUndefinedIsWeird = (function () { - var arr = []; - var result = arr.push(undefined); - return result !== 1 || arr.length !== 1 || typeof arr[0] !== 'undefined' || !owns(arr, 0); - }()); - defineProperties(ArrayPrototype, { push: pushShim }, pushUndefinedIsWeird); - - // ES5 15.2.3.14 - // http://es5.github.io/#x15.4.4.10 - // Fix boxed string bug - defineProperties(ArrayPrototype, { - slice: function (start, end) { - var arr = isString(this) ? strSplit(this, '') : this; - return arraySliceApply(arr, arguments); - } - }, splitString); - - var sortIgnoresNonFunctions = (function () { - try { - [1, 2].sort(null); - [1, 2].sort({}); - return true; - } catch (e) {} - return false; - }()); - var sortThrowsOnRegex = (function () { - // this is a problem in Firefox 4, in which `typeof /a/ === 'function'` - try { - [1, 2].sort(/a/); - return false; - } catch (e) {} - return true; - }()); - var sortIgnoresUndefined = (function () { - // applies in IE 8, for one. - try { - [1, 2].sort(undefined); - return true; - } catch (e) {} - return false; - }()); - defineProperties(ArrayPrototype, { - sort: function sort(compareFn) { - if (typeof compareFn === 'undefined') { - return arraySort(this); - } - if (!isCallable(compareFn)) { - throw new TypeError('Array.prototype.sort callback must be a function'); - } - return arraySort(this, compareFn); - } - }, sortIgnoresNonFunctions || !sortIgnoresUndefined || !sortThrowsOnRegex); - - // - // Object - // ====== - // - - // ES5 15.2.3.14 - // http://es5.github.com/#x15.2.3.14 - - // http://whattheheadsaid.com/2010/10/a-safer-object-keys-compatibility-implementation - var hasDontEnumBug = !isEnum({ 'toString': null }, 'toString'); - var hasProtoEnumBug = isEnum(function () {}, 'prototype'); - var hasStringEnumBug = !owns('x', '0'); - var equalsConstructorPrototype = function (o) { - var ctor = o.constructor; - return ctor && ctor.prototype === o; - }; - var blacklistedKeys = { - $window: true, - $console: true, - $parent: true, - $self: true, - $frame: true, - $frames: true, - $frameElement: true, - $webkitIndexedDB: true, - $webkitStorageInfo: true, - $external: true - }; - var hasAutomationEqualityBug = (function () { - /* globals window */ - if (typeof window === 'undefined') { - return false; - } - for (var k in window) { - try { - if (!blacklistedKeys['$' + k] && owns(window, k) && window[k] !== null && typeof window[k] === 'object') { - equalsConstructorPrototype(window[k]); - } - } catch (e) { - return true; - } - } - return false; - }()); - var equalsConstructorPrototypeIfNotBuggy = function (object) { - if (typeof window === 'undefined' || !hasAutomationEqualityBug) { - return equalsConstructorPrototype(object); - } - try { - return equalsConstructorPrototype(object); - } catch (e) { - return false; - } - }; - var dontEnums = [ - 'toString', - 'toLocaleString', - 'valueOf', - 'hasOwnProperty', - 'isPrototypeOf', - 'propertyIsEnumerable', - 'constructor' - ]; - var dontEnumsLength = dontEnums.length; - - // taken directly from https://github.com/ljharb/is-arguments/blob/master/index.js - // can be replaced with require('is-arguments') if we ever use a build process instead - var isStandardArguments = function isArguments(value) { - return toStr(value) === '[object Arguments]'; - }; - var isLegacyArguments = function isArguments(value) { - return value !== null && - typeof value === 'object' && - typeof value.length === 'number' && - value.length >= 0 && - !isArray(value) && - isCallable(value.callee); - }; - var isArguments = isStandardArguments(arguments) ? isStandardArguments : isLegacyArguments; - - defineProperties($Object, { - keys: function keys(object) { - var isFn = isCallable(object); - var isArgs = isArguments(object); - var isObject = object !== null && typeof object === 'object'; - var isStr = isObject && isString(object); - - if (!isObject && !isFn && !isArgs) { - throw new TypeError('Object.keys called on a non-object'); - } - - var theKeys = []; - var skipProto = hasProtoEnumBug && isFn; - if ((isStr && hasStringEnumBug) || isArgs) { - for (var i = 0; i < object.length; ++i) { - pushCall(theKeys, $String(i)); - } - } - - if (!isArgs) { - for (var name in object) { - if (!(skipProto && name === 'prototype') && owns(object, name)) { - pushCall(theKeys, $String(name)); - } - } - } - - if (hasDontEnumBug) { - var skipConstructor = equalsConstructorPrototypeIfNotBuggy(object); - for (var j = 0; j < dontEnumsLength; j++) { - var dontEnum = dontEnums[j]; - if (!(skipConstructor && dontEnum === 'constructor') && owns(object, dontEnum)) { - pushCall(theKeys, dontEnum); - } - } - } - return theKeys; - } - }); - - var keysWorksWithArguments = $Object.keys && (function () { - // Safari 5.0 bug - return $Object.keys(arguments).length === 2; - }(1, 2)); - var keysHasArgumentsLengthBug = $Object.keys && (function () { - var argKeys = $Object.keys(arguments); - return arguments.length !== 1 || argKeys.length !== 1 || argKeys[0] !== 1; - }(1)); - var originalKeys = $Object.keys; - defineProperties($Object, { - keys: function keys(object) { - if (isArguments(object)) { - return originalKeys(arraySlice(object)); - } else { - return originalKeys(object); - } - } - }, !keysWorksWithArguments || keysHasArgumentsLengthBug); - - // - // Date - // ==== - // - - var hasNegativeMonthYearBug = new Date(-3509827329600292).getUTCMonth() !== 0; - var aNegativeTestDate = new Date(-1509842289600292); - var aPositiveTestDate = new Date(1449662400000); - var hasToUTCStringFormatBug = aNegativeTestDate.toUTCString() !== 'Mon, 01 Jan -45875 11:59:59 GMT'; - var hasToDateStringFormatBug; - var hasToStringFormatBug; - var timeZoneOffset = aNegativeTestDate.getTimezoneOffset(); - if (timeZoneOffset < -720) { - hasToDateStringFormatBug = aNegativeTestDate.toDateString() !== 'Tue Jan 02 -45875'; - hasToStringFormatBug = !(/^Thu Dec 10 2015 \d\d:\d\d:\d\d GMT[-\+]\d\d\d\d(?: |$)/).test(aPositiveTestDate.toString()); - } else { - hasToDateStringFormatBug = aNegativeTestDate.toDateString() !== 'Mon Jan 01 -45875'; - hasToStringFormatBug = !(/^Wed Dec 09 2015 \d\d:\d\d:\d\d GMT[-\+]\d\d\d\d(?: |$)/).test(aPositiveTestDate.toString()); - } - - var originalGetFullYear = call.bind(Date.prototype.getFullYear); - var originalGetMonth = call.bind(Date.prototype.getMonth); - var originalGetDate = call.bind(Date.prototype.getDate); - var originalGetUTCFullYear = call.bind(Date.prototype.getUTCFullYear); - var originalGetUTCMonth = call.bind(Date.prototype.getUTCMonth); - var originalGetUTCDate = call.bind(Date.prototype.getUTCDate); - var originalGetUTCDay = call.bind(Date.prototype.getUTCDay); - var originalGetUTCHours = call.bind(Date.prototype.getUTCHours); - var originalGetUTCMinutes = call.bind(Date.prototype.getUTCMinutes); - var originalGetUTCSeconds = call.bind(Date.prototype.getUTCSeconds); - var originalGetUTCMilliseconds = call.bind(Date.prototype.getUTCMilliseconds); - var dayName = ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat']; - var monthName = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']; - var daysInMonth = function daysInMonth(month, year) { - return originalGetDate(new Date(year, month, 0)); - }; - - defineProperties(Date.prototype, { - getFullYear: function getFullYear() { - if (!this || !(this instanceof Date)) { - throw new TypeError('this is not a Date object.'); - } - var year = originalGetFullYear(this); - if (year < 0 && originalGetMonth(this) > 11) { - return year + 1; - } - return year; - }, - getMonth: function getMonth() { - if (!this || !(this instanceof Date)) { - throw new TypeError('this is not a Date object.'); - } - var year = originalGetFullYear(this); - var month = originalGetMonth(this); - if (year < 0 && month > 11) { - return 0; - } - return month; - }, - getDate: function getDate() { - if (!this || !(this instanceof Date)) { - throw new TypeError('this is not a Date object.'); - } - var year = originalGetFullYear(this); - var month = originalGetMonth(this); - var date = originalGetDate(this); - if (year < 0 && month > 11) { - if (month === 12) { - return date; - } - var days = daysInMonth(0, year + 1); - return (days - date) + 1; - } - return date; - }, - getUTCFullYear: function getUTCFullYear() { - if (!this || !(this instanceof Date)) { - throw new TypeError('this is not a Date object.'); - } - var year = originalGetUTCFullYear(this); - if (year < 0 && originalGetUTCMonth(this) > 11) { - return year + 1; - } - return year; - }, - getUTCMonth: function getUTCMonth() { - if (!this || !(this instanceof Date)) { - throw new TypeError('this is not a Date object.'); - } - var year = originalGetUTCFullYear(this); - var month = originalGetUTCMonth(this); - if (year < 0 && month > 11) { - return 0; - } - return month; - }, - getUTCDate: function getUTCDate() { - if (!this || !(this instanceof Date)) { - throw new TypeError('this is not a Date object.'); - } - var year = originalGetUTCFullYear(this); - var month = originalGetUTCMonth(this); - var date = originalGetUTCDate(this); - if (year < 0 && month > 11) { - if (month === 12) { - return date; - } - var days = daysInMonth(0, year + 1); - return (days - date) + 1; - } - return date; - } - }, hasNegativeMonthYearBug); - - defineProperties(Date.prototype, { - toUTCString: function toUTCString() { - if (!this || !(this instanceof Date)) { - throw new TypeError('this is not a Date object.'); - } - var day = originalGetUTCDay(this); - var date = originalGetUTCDate(this); - var month = originalGetUTCMonth(this); - var year = originalGetUTCFullYear(this); - var hour = originalGetUTCHours(this); - var minute = originalGetUTCMinutes(this); - var second = originalGetUTCSeconds(this); - return dayName[day] + ', ' + - (date < 10 ? '0' + date : date) + ' ' + - monthName[month] + ' ' + - year + ' ' + - (hour < 10 ? '0' + hour : hour) + ':' + - (minute < 10 ? '0' + minute : minute) + ':' + - (second < 10 ? '0' + second : second) + ' GMT'; - } - }, hasNegativeMonthYearBug || hasToUTCStringFormatBug); - - // Opera 12 has `,` - defineProperties(Date.prototype, { - toDateString: function toDateString() { - if (!this || !(this instanceof Date)) { - throw new TypeError('this is not a Date object.'); - } - var day = this.getDay(); - var date = this.getDate(); - var month = this.getMonth(); - var year = this.getFullYear(); - return dayName[day] + ' ' + - monthName[month] + ' ' + - (date < 10 ? '0' + date : date) + ' ' + - year; - } - }, hasNegativeMonthYearBug || hasToDateStringFormatBug); - - // can't use defineProperties here because of toString enumeration issue in IE <= 8 - if (hasNegativeMonthYearBug || hasToStringFormatBug) { - Date.prototype.toString = function toString() { - if (!this || !(this instanceof Date)) { - throw new TypeError('this is not a Date object.'); - } - var day = this.getDay(); - var date = this.getDate(); - var month = this.getMonth(); - var year = this.getFullYear(); - var hour = this.getHours(); - var minute = this.getMinutes(); - var second = this.getSeconds(); - var timezoneOffset = this.getTimezoneOffset(); - var hoursOffset = Math.floor(Math.abs(timezoneOffset) / 60); - var minutesOffset = Math.floor(Math.abs(timezoneOffset) % 60); - return dayName[day] + ' ' + - monthName[month] + ' ' + - (date < 10 ? '0' + date : date) + ' ' + - year + ' ' + - (hour < 10 ? '0' + hour : hour) + ':' + - (minute < 10 ? '0' + minute : minute) + ':' + - (second < 10 ? '0' + second : second) + ' GMT' + - (timezoneOffset > 0 ? '-' : '+') + - (hoursOffset < 10 ? '0' + hoursOffset : hoursOffset) + - (minutesOffset < 10 ? '0' + minutesOffset : minutesOffset); - }; - if (supportsDescriptors) { - $Object.defineProperty(Date.prototype, 'toString', { - configurable: true, - enumerable: false, - writable: true - }); - } - } - - // ES5 15.9.5.43 - // http://es5.github.com/#x15.9.5.43 - // This function returns a String value represent the instance in time - // represented by this Date object. The format of the String is the Date Time - // string format defined in 15.9.1.15. All fields are present in the String. - // The time zone is always UTC, denoted by the suffix Z. If the time value of - // this object is not a finite Number a RangeError exception is thrown. - var negativeDate = -62198755200000; - var negativeYearString = '-000001'; - var hasNegativeDateBug = Date.prototype.toISOString && new Date(negativeDate).toISOString().indexOf(negativeYearString) === -1; - var hasSafari51DateBug = Date.prototype.toISOString && new Date(-1).toISOString() !== '1969-12-31T23:59:59.999Z'; - - var getTime = call.bind(Date.prototype.getTime); - - defineProperties(Date.prototype, { - toISOString: function toISOString() { - if (!isFinite(this) || !isFinite(getTime(this))) { - // Adope Photoshop requires the second check. - throw new RangeError('Date.prototype.toISOString called on non-finite value.'); - } - - var year = originalGetUTCFullYear(this); - - var month = originalGetUTCMonth(this); - // see https://github.com/es-shims/es5-shim/issues/111 - year += Math.floor(month / 12); - month = (month % 12 + 12) % 12; - - // the date time string format is specified in 15.9.1.15. - var result = [month + 1, originalGetUTCDate(this), originalGetUTCHours(this), originalGetUTCMinutes(this), originalGetUTCSeconds(this)]; - year = ( - (year < 0 ? '-' : (year > 9999 ? '+' : '')) + - strSlice('00000' + Math.abs(year), (0 <= year && year <= 9999) ? -4 : -6) - ); - - for (var i = 0; i < result.length; ++i) { - // pad months, days, hours, minutes, and seconds to have two digits. - result[i] = strSlice('00' + result[i], -2); - } - // pad milliseconds to have three digits. - return ( - year + '-' + arraySlice(result, 0, 2).join('-') + - 'T' + arraySlice(result, 2).join(':') + '.' + - strSlice('000' + originalGetUTCMilliseconds(this), -3) + 'Z' - ); - } - }, hasNegativeDateBug || hasSafari51DateBug); - - // ES5 15.9.5.44 - // http://es5.github.com/#x15.9.5.44 - // This function provides a String representation of a Date object for use by - // JSON.stringify (15.12.3). - var dateToJSONIsSupported = (function () { - try { - return Date.prototype.toJSON && - new Date(NaN).toJSON() === null && - new Date(negativeDate).toJSON().indexOf(negativeYearString) !== -1 && - Date.prototype.toJSON.call({ // generic - toISOString: function () { return true; } - }); - } catch (e) { - return false; - } - }()); - if (!dateToJSONIsSupported) { - Date.prototype.toJSON = function toJSON(key) { - // When the toJSON method is called with argument key, the following - // steps are taken: - - // 1. Let O be the result of calling ToObject, giving it the this - // value as its argument. - // 2. Let tv be ES.ToPrimitive(O, hint Number). - var O = $Object(this); - var tv = ES.ToPrimitive(O); - // 3. If tv is a Number and is not finite, return null. - if (typeof tv === 'number' && !isFinite(tv)) { - return null; - } - // 4. Let toISO be the result of calling the [[Get]] internal method of - // O with argument "toISOString". - var toISO = O.toISOString; - // 5. If IsCallable(toISO) is false, throw a TypeError exception. - if (!isCallable(toISO)) { - throw new TypeError('toISOString property is not callable'); - } - // 6. Return the result of calling the [[Call]] internal method of - // toISO with O as the this value and an empty argument list. - return toISO.call(O); - - // NOTE 1 The argument is ignored. - - // NOTE 2 The toJSON function is intentionally generic; it does not - // require that its this value be a Date object. Therefore, it can be - // transferred to other kinds of objects for use as a method. However, - // it does require that any such object have a toISOString method. An - // object is free to use the argument key to filter its - // stringification. - }; - } - - // ES5 15.9.4.2 - // http://es5.github.com/#x15.9.4.2 - // based on work shared by Daniel Friesen (dantman) - // http://gist.github.com/303249 - var supportsExtendedYears = Date.parse('+033658-09-27T01:46:40.000Z') === 1e15; - var acceptsInvalidDates = !isNaN(Date.parse('2012-04-04T24:00:00.500Z')) || !isNaN(Date.parse('2012-11-31T23:59:59.000Z')) || !isNaN(Date.parse('2012-12-31T23:59:60.000Z')); - var doesNotParseY2KNewYear = isNaN(Date.parse('2000-01-01T00:00:00.000Z')); - if (doesNotParseY2KNewYear || acceptsInvalidDates || !supportsExtendedYears) { - // XXX global assignment won't work in embeddings that use - // an alternate object for the context. - /* global Date: true */ - /* eslint-disable no-undef */ - var maxSafeUnsigned32Bit = Math.pow(2, 31) - 1; - var hasSafariSignedIntBug = isActualNaN(new Date(1970, 0, 1, 0, 0, 0, maxSafeUnsigned32Bit + 1).getTime()); - /* eslint-disable no-implicit-globals */ - Date = (function (NativeDate) { - /* eslint-enable no-implicit-globals */ - /* eslint-enable no-undef */ - // Date.length === 7 - var DateShim = function Date(Y, M, D, h, m, s, ms) { - var length = arguments.length; - var date; - if (this instanceof NativeDate) { - var seconds = s; - var millis = ms; - if (hasSafariSignedIntBug && length >= 7 && ms > maxSafeUnsigned32Bit) { - // work around a Safari 8/9 bug where it treats the seconds as signed - var msToShift = Math.floor(ms / maxSafeUnsigned32Bit) * maxSafeUnsigned32Bit; - var sToShift = Math.floor(msToShift / 1e3); - seconds += sToShift; - millis -= sToShift * 1e3; - } - date = length === 1 && $String(Y) === Y ? // isString(Y) - // We explicitly pass it through parse: - new NativeDate(DateShim.parse(Y)) : - // We have to manually make calls depending on argument - // length here - length >= 7 ? new NativeDate(Y, M, D, h, m, seconds, millis) : - length >= 6 ? new NativeDate(Y, M, D, h, m, seconds) : - length >= 5 ? new NativeDate(Y, M, D, h, m) : - length >= 4 ? new NativeDate(Y, M, D, h) : - length >= 3 ? new NativeDate(Y, M, D) : - length >= 2 ? new NativeDate(Y, M) : - length >= 1 ? new NativeDate(Y instanceof NativeDate ? +Y : Y) : - new NativeDate(); - } else { - date = NativeDate.apply(this, arguments); - } - if (!isPrimitive(date)) { - // Prevent mixups with unfixed Date object - defineProperties(date, { constructor: DateShim }, true); - } - return date; - }; - - // 15.9.1.15 Date Time String Format. - var isoDateExpression = new RegExp('^' + - '(\\d{4}|[+-]\\d{6})' + // four-digit year capture or sign + - // 6-digit extended year - '(?:-(\\d{2})' + // optional month capture - '(?:-(\\d{2})' + // optional day capture - '(?:' + // capture hours:minutes:seconds.milliseconds - 'T(\\d{2})' + // hours capture - ':(\\d{2})' + // minutes capture - '(?:' + // optional :seconds.milliseconds - ':(\\d{2})' + // seconds capture - '(?:(\\.\\d{1,}))?' + // milliseconds capture - ')?' + - '(' + // capture UTC offset component - 'Z|' + // UTC capture - '(?:' + // offset specifier +/-hours:minutes - '([-+])' + // sign capture - '(\\d{2})' + // hours offset capture - ':(\\d{2})' + // minutes offset capture - ')' + - ')?)?)?)?' + - '$'); - - var months = [0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365]; - - var dayFromMonth = function dayFromMonth(year, month) { - var t = month > 1 ? 1 : 0; - return ( - months[month] + - Math.floor((year - 1969 + t) / 4) - - Math.floor((year - 1901 + t) / 100) + - Math.floor((year - 1601 + t) / 400) + - 365 * (year - 1970) - ); - }; - - var toUTC = function toUTC(t) { - var s = 0; - var ms = t; - if (hasSafariSignedIntBug && ms > maxSafeUnsigned32Bit) { - // work around a Safari 8/9 bug where it treats the seconds as signed - var msToShift = Math.floor(ms / maxSafeUnsigned32Bit) * maxSafeUnsigned32Bit; - var sToShift = Math.floor(msToShift / 1e3); - s += sToShift; - ms -= sToShift * 1e3; - } - return $Number(new NativeDate(1970, 0, 1, 0, 0, s, ms)); - }; - - // Copy any custom methods a 3rd party library may have added - for (var key in NativeDate) { - if (owns(NativeDate, key)) { - DateShim[key] = NativeDate[key]; - } - } - - // Copy "native" methods explicitly; they may be non-enumerable - defineProperties(DateShim, { - now: NativeDate.now, - UTC: NativeDate.UTC - }, true); - DateShim.prototype = NativeDate.prototype; - defineProperties(DateShim.prototype, { - constructor: DateShim - }, true); - - // Upgrade Date.parse to handle simplified ISO 8601 strings - var parseShim = function parse(string) { - var match = isoDateExpression.exec(string); - if (match) { - // parse months, days, hours, minutes, seconds, and milliseconds - // provide default values if necessary - // parse the UTC offset component - var year = $Number(match[1]), - month = $Number(match[2] || 1) - 1, - day = $Number(match[3] || 1) - 1, - hour = $Number(match[4] || 0), - minute = $Number(match[5] || 0), - second = $Number(match[6] || 0), - millisecond = Math.floor($Number(match[7] || 0) * 1000), - // When time zone is missed, local offset should be used - // (ES 5.1 bug) - // see https://bugs.ecmascript.org/show_bug.cgi?id=112 - isLocalTime = Boolean(match[4] && !match[8]), - signOffset = match[9] === '-' ? 1 : -1, - hourOffset = $Number(match[10] || 0), - minuteOffset = $Number(match[11] || 0), - result; - var hasMinutesOrSecondsOrMilliseconds = minute > 0 || second > 0 || millisecond > 0; - if ( - hour < (hasMinutesOrSecondsOrMilliseconds ? 24 : 25) && - minute < 60 && second < 60 && millisecond < 1000 && - month > -1 && month < 12 && hourOffset < 24 && - minuteOffset < 60 && // detect invalid offsets - day > -1 && - day < (dayFromMonth(year, month + 1) - dayFromMonth(year, month)) - ) { - result = ( - (dayFromMonth(year, month) + day) * 24 + - hour + - hourOffset * signOffset - ) * 60; - result = ( - (result + minute + minuteOffset * signOffset) * 60 + - second - ) * 1000 + millisecond; - if (isLocalTime) { - result = toUTC(result); - } - if (-8.64e15 <= result && result <= 8.64e15) { - return result; - } - } - return NaN; - } - return NativeDate.parse.apply(this, arguments); - }; - defineProperties(DateShim, { parse: parseShim }); - - return DateShim; - }(Date)); - /* global Date: false */ - } - - // ES5 15.9.4.4 - // http://es5.github.com/#x15.9.4.4 - if (!Date.now) { - Date.now = function now() { - return new Date().getTime(); - }; - } - - // - // Number - // ====== - // - - // ES5.1 15.7.4.5 - // http://es5.github.com/#x15.7.4.5 - var hasToFixedBugs = NumberPrototype.toFixed && ( - (0.00008).toFixed(3) !== '0.000' || - (0.9).toFixed(0) !== '1' || - (1.255).toFixed(2) !== '1.25' || - (1000000000000000128).toFixed(0) !== '1000000000000000128' - ); - - var toFixedHelpers = { - base: 1e7, - size: 6, - data: [0, 0, 0, 0, 0, 0], - multiply: function multiply(n, c) { - var i = -1; - var c2 = c; - while (++i < toFixedHelpers.size) { - c2 += n * toFixedHelpers.data[i]; - toFixedHelpers.data[i] = c2 % toFixedHelpers.base; - c2 = Math.floor(c2 / toFixedHelpers.base); - } - }, - divide: function divide(n) { - var i = toFixedHelpers.size; - var c = 0; - while (--i >= 0) { - c += toFixedHelpers.data[i]; - toFixedHelpers.data[i] = Math.floor(c / n); - c = (c % n) * toFixedHelpers.base; - } - }, - numToString: function numToString() { - var i = toFixedHelpers.size; - var s = ''; - while (--i >= 0) { - if (s !== '' || i === 0 || toFixedHelpers.data[i] !== 0) { - var t = $String(toFixedHelpers.data[i]); - if (s === '') { - s = t; - } else { - s += strSlice('0000000', 0, 7 - t.length) + t; - } - } - } - return s; - }, - pow: function pow(x, n, acc) { - return (n === 0 ? acc : (n % 2 === 1 ? pow(x, n - 1, acc * x) : pow(x * x, n / 2, acc))); - }, - log: function log(x) { - var n = 0; - var x2 = x; - while (x2 >= 4096) { - n += 12; - x2 /= 4096; - } - while (x2 >= 2) { - n += 1; - x2 /= 2; - } - return n; - } - }; - - var toFixedShim = function toFixed(fractionDigits) { - var f, x, s, m, e, z, j, k; - - // Test for NaN and round fractionDigits down - f = $Number(fractionDigits); - f = isActualNaN(f) ? 0 : Math.floor(f); - - if (f < 0 || f > 20) { - throw new RangeError('Number.toFixed called with invalid number of decimals'); - } - - x = $Number(this); - - if (isActualNaN(x)) { - return 'NaN'; - } - - // If it is too big or small, return the string value of the number - if (x <= -1e21 || x >= 1e21) { - return $String(x); - } - - s = ''; - - if (x < 0) { - s = '-'; - x = -x; - } - - m = '0'; - - if (x > 1e-21) { - // 1e-21 < x < 1e21 - // -70 < log2(x) < 70 - e = toFixedHelpers.log(x * toFixedHelpers.pow(2, 69, 1)) - 69; - z = (e < 0 ? x * toFixedHelpers.pow(2, -e, 1) : x / toFixedHelpers.pow(2, e, 1)); - z *= 0x10000000000000; // Math.pow(2, 52); - e = 52 - e; - - // -18 < e < 122 - // x = z / 2 ^ e - if (e > 0) { - toFixedHelpers.multiply(0, z); - j = f; - - while (j >= 7) { - toFixedHelpers.multiply(1e7, 0); - j -= 7; - } - - toFixedHelpers.multiply(toFixedHelpers.pow(10, j, 1), 0); - j = e - 1; - - while (j >= 23) { - toFixedHelpers.divide(1 << 23); - j -= 23; - } - - toFixedHelpers.divide(1 << j); - toFixedHelpers.multiply(1, 1); - toFixedHelpers.divide(2); - m = toFixedHelpers.numToString(); - } else { - toFixedHelpers.multiply(0, z); - toFixedHelpers.multiply(1 << (-e), 0); - m = toFixedHelpers.numToString() + strSlice('0.00000000000000000000', 2, 2 + f); - } - } - - if (f > 0) { - k = m.length; - - if (k <= f) { - m = s + strSlice('0.0000000000000000000', 0, f - k + 2) + m; - } else { - m = s + strSlice(m, 0, k - f) + '.' + strSlice(m, k - f); - } - } else { - m = s + m; - } - - return m; - }; - defineProperties(NumberPrototype, { toFixed: toFixedShim }, hasToFixedBugs); - - var hasToPrecisionUndefinedBug = (function () { - try { - return 1.0.toPrecision(undefined) === '1'; - } catch (e) { - return true; - } - }()); - var originalToPrecision = NumberPrototype.toPrecision; - defineProperties(NumberPrototype, { - toPrecision: function toPrecision(precision) { - return typeof precision === 'undefined' ? originalToPrecision.call(this) : originalToPrecision.call(this, precision); - } - }, hasToPrecisionUndefinedBug); - - // - // String - // ====== - // - - // ES5 15.5.4.14 - // http://es5.github.com/#x15.5.4.14 - - // [bugfix, IE lt 9, firefox 4, Konqueror, Opera, obscure browsers] - // Many browsers do not split properly with regular expressions or they - // do not perform the split correctly under obscure conditions. - // See http://blog.stevenlevithan.com/archives/cross-browser-split - // I've tested in many browsers and this seems to cover the deviant ones: - // 'ab'.split(/(?:ab)*/) should be ["", ""], not [""] - // '.'.split(/(.?)(.?)/) should be ["", ".", "", ""], not ["", ""] - // 'tesst'.split(/(s)*/) should be ["t", undefined, "e", "s", "t"], not - // [undefined, "t", undefined, "e", ...] - // ''.split(/.?/) should be [], not [""] - // '.'.split(/()()/) should be ["."], not ["", "", "."] - - if ( - 'ab'.split(/(?:ab)*/).length !== 2 || - '.'.split(/(.?)(.?)/).length !== 4 || - 'tesst'.split(/(s)*/)[1] === 't' || - 'test'.split(/(?:)/, -1).length !== 4 || - ''.split(/.?/).length || - '.'.split(/()()/).length > 1 - ) { - (function () { - var compliantExecNpcg = typeof (/()??/).exec('')[1] === 'undefined'; // NPCG: nonparticipating capturing group - var maxSafe32BitInt = Math.pow(2, 32) - 1; - - StringPrototype.split = function (separator, limit) { - var string = String(this); - if (typeof separator === 'undefined' && limit === 0) { - return []; - } - - // If `separator` is not a regex, use native split - if (!isRegex(separator)) { - return strSplit(this, separator, limit); - } - - var output = []; - var flags = (separator.ignoreCase ? 'i' : '') + - (separator.multiline ? 'm' : '') + - (separator.unicode ? 'u' : '') + // in ES6 - (separator.sticky ? 'y' : ''), // Firefox 3+ and ES6 - lastLastIndex = 0, - // Make `global` and avoid `lastIndex` issues by working with a copy - separator2, match, lastIndex, lastLength; - var separatorCopy = new RegExp(separator.source, flags + 'g'); - if (!compliantExecNpcg) { - // Doesn't need flags gy, but they don't hurt - separator2 = new RegExp('^' + separatorCopy.source + '$(?!\\s)', flags); - } - /* Values for `limit`, per the spec: - * If undefined: 4294967295 // maxSafe32BitInt - * If 0, Infinity, or NaN: 0 - * If positive number: limit = Math.floor(limit); if (limit > 4294967295) limit -= 4294967296; - * If negative number: 4294967296 - Math.floor(Math.abs(limit)) - * If other: Type-convert, then use the above rules - */ - var splitLimit = typeof limit === 'undefined' ? maxSafe32BitInt : ES.ToUint32(limit); - match = separatorCopy.exec(string); - while (match) { - // `separatorCopy.lastIndex` is not reliable cross-browser - lastIndex = match.index + match[0].length; - if (lastIndex > lastLastIndex) { - pushCall(output, strSlice(string, lastLastIndex, match.index)); - // Fix browsers whose `exec` methods don't consistently return `undefined` for - // nonparticipating capturing groups - if (!compliantExecNpcg && match.length > 1) { - /* eslint-disable no-loop-func */ - match[0].replace(separator2, function () { - for (var i = 1; i < arguments.length - 2; i++) { - if (typeof arguments[i] === 'undefined') { - match[i] = void 0; - } - } - }); - /* eslint-enable no-loop-func */ - } - if (match.length > 1 && match.index < string.length) { - array_push.apply(output, arraySlice(match, 1)); - } - lastLength = match[0].length; - lastLastIndex = lastIndex; - if (output.length >= splitLimit) { - break; - } - } - if (separatorCopy.lastIndex === match.index) { - separatorCopy.lastIndex++; // Avoid an infinite loop - } - match = separatorCopy.exec(string); - } - if (lastLastIndex === string.length) { - if (lastLength || !separatorCopy.test('')) { - pushCall(output, ''); - } - } else { - pushCall(output, strSlice(string, lastLastIndex)); - } - return output.length > splitLimit ? arraySlice(output, 0, splitLimit) : output; - }; - }()); - - // [bugfix, chrome] - // If separator is undefined, then the result array contains just one String, - // which is the this value (converted to a String). If limit is not undefined, - // then the output array is truncated so that it contains no more than limit - // elements. - // "0".split(undefined, 0) -> [] - } else if ('0'.split(void 0, 0).length) { - StringPrototype.split = function split(separator, limit) { - if (typeof separator === 'undefined' && limit === 0) { - return []; - } - return strSplit(this, separator, limit); - }; - } - - var str_replace = StringPrototype.replace; - var replaceReportsGroupsCorrectly = (function () { - var groups = []; - 'x'.replace(/x(.)?/g, function (match, group) { - pushCall(groups, group); - }); - return groups.length === 1 && typeof groups[0] === 'undefined'; - }()); - - if (!replaceReportsGroupsCorrectly) { - StringPrototype.replace = function replace(searchValue, replaceValue) { - var isFn = isCallable(replaceValue); - var hasCapturingGroups = isRegex(searchValue) && (/\)[*?]/).test(searchValue.source); - if (!isFn || !hasCapturingGroups) { - return str_replace.call(this, searchValue, replaceValue); - } else { - var wrappedReplaceValue = function (match) { - var length = arguments.length; - var originalLastIndex = searchValue.lastIndex; - searchValue.lastIndex = 0; - var args = searchValue.exec(match) || []; - searchValue.lastIndex = originalLastIndex; - pushCall(args, arguments[length - 2], arguments[length - 1]); - return replaceValue.apply(this, args); - }; - return str_replace.call(this, searchValue, wrappedReplaceValue); - } - }; - } - - // ECMA-262, 3rd B.2.3 - // Not an ECMAScript standard, although ECMAScript 3rd Edition has a - // non-normative section suggesting uniform semantics and it should be - // normalized across all browsers - // [bugfix, IE lt 9] IE < 9 substr() with negative value not working in IE - var string_substr = StringPrototype.substr; - var hasNegativeSubstrBug = ''.substr && '0b'.substr(-1) !== 'b'; - defineProperties(StringPrototype, { - substr: function substr(start, length) { - var normalizedStart = start; - if (start < 0) { - normalizedStart = max(this.length + start, 0); - } - return string_substr.call(this, normalizedStart, length); - } - }, hasNegativeSubstrBug); - - // ES5 15.5.4.20 - // whitespace from: http://es5.github.io/#x15.5.4.20 - var ws = '\x09\x0A\x0B\x0C\x0D\x20\xA0\u1680\u180E\u2000\u2001\u2002\u2003' + - '\u2004\u2005\u2006\u2007\u2008\u2009\u200A\u202F\u205F\u3000\u2028' + - '\u2029\uFEFF'; - var zeroWidth = '\u200b'; - var wsRegexChars = '[' + ws + ']'; - var trimBeginRegexp = new RegExp('^' + wsRegexChars + wsRegexChars + '*'); - var trimEndRegexp = new RegExp(wsRegexChars + wsRegexChars + '*$'); - var hasTrimWhitespaceBug = StringPrototype.trim && (ws.trim() || !zeroWidth.trim()); - defineProperties(StringPrototype, { - // http://blog.stevenlevithan.com/archives/faster-trim-javascript - // http://perfectionkills.com/whitespace-deviations/ - trim: function trim() { - if (typeof this === 'undefined' || this === null) { - throw new TypeError("can't convert " + this + ' to object'); - } - return $String(this).replace(trimBeginRegexp, '').replace(trimEndRegexp, ''); - } - }, hasTrimWhitespaceBug); - var trim = call.bind(String.prototype.trim); - - var hasLastIndexBug = StringPrototype.lastIndexOf && 'abcãã'.lastIndexOf('ãã', 2) !== -1; - defineProperties(StringPrototype, { - lastIndexOf: function lastIndexOf(searchString) { - if (typeof this === 'undefined' || this === null) { - throw new TypeError("can't convert " + this + ' to object'); - } - var S = $String(this); - var searchStr = $String(searchString); - var numPos = arguments.length > 1 ? $Number(arguments[1]) : NaN; - var pos = isActualNaN(numPos) ? Infinity : ES.ToInteger(numPos); - var start = min(max(pos, 0), S.length); - var searchLen = searchStr.length; - var k = start + searchLen; - while (k > 0) { - k = max(0, k - searchLen); - var index = strIndexOf(strSlice(S, k, start + searchLen), searchStr); - if (index !== -1) { - return k + index; - } - } - return -1; - } - }, hasLastIndexBug); - - var originalLastIndexOf = StringPrototype.lastIndexOf; - defineProperties(StringPrototype, { - lastIndexOf: function lastIndexOf(searchString) { - return originalLastIndexOf.apply(this, arguments); - } - }, StringPrototype.lastIndexOf.length !== 1); - - // ES-5 15.1.2.2 - /* eslint-disable radix */ - if (parseInt(ws + '08') !== 8 || parseInt(ws + '0x16') !== 22) { - /* eslint-enable radix */ - /* global parseInt: true */ - parseInt = (function (origParseInt) { - var hexRegex = /^[\-+]?0[xX]/; - return function parseInt(str, radix) { - var string = trim(String(str)); - var defaultedRadix = $Number(radix) || (hexRegex.test(string) ? 16 : 10); - return origParseInt(string, defaultedRadix); - }; - }(parseInt)); - } - - // https://es5.github.io/#x15.1.2.3 - if (1 / parseFloat('-0') !== -Infinity) { - /* global parseFloat: true */ - parseFloat = (function (origParseFloat) { - return function parseFloat(string) { - var inputString = trim(String(string)); - var result = origParseFloat(inputString); - return result === 0 && strSlice(inputString, 0, 1) === '-' ? 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