jyapayne/ace
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

update es5-shim to v 2.0.5

Browse source
This commit is contained in:
nightwing 2012-11-17 18:48:34 +04:00
commit 07cacd9190
1 changed files with 392 additions and 196 deletions
Download patch file Download diff file Expand all files Collapse all files

588
lib/ace/lib/es5-shim.js
View file

@ -1,28 +1,5 @@
// vim: ts=4 sts=4 sw=4 expandtab // https://github.com/kriskowal/es5-shim
// -- kriskowal Kris Kowal Copyright (C) 2009-2011 MIT License // Copyright 2009-2012 by contributors, MIT License
// -- tlrobinson Tom Robinson Copyright (C) 2009-2010 MIT License (Narwhal Project)
// -- dantman Daniel Friesen Copyright (C) 2010 XXX TODO License or CLA
// -- fschaefer Florian Schäfer Copyright (C) 2010 MIT License
// -- Gozala Irakli Gozalishvili Copyright (C) 2010 MIT License
// -- kitcambridge Kit Cambridge Copyright (C) 2011 MIT License
// -- kossnocorp Sasha Koss XXX TODO License or CLA
// -- bryanforbes Bryan Forbes XXX TODO License or CLA
// -- killdream Quildreen Motta Copyright (C) 2011 MIT Licence
// -- michaelficarra Michael Ficarra Copyright (C) 2011 3-clause BSD License
// -- sharkbrainguy Gerard Paapu Copyright (C) 2011 MIT License
// -- bbqsrc Brendan Molloy (C) 2011 Creative Commons Zero (public domain)
// -- iwyg XXX TODO License or CLA
// -- DomenicDenicola Domenic Denicola Copyright (C) 2011 MIT License
// -- xavierm02 Montillet Xavier XXX TODO License or CLA
// -- Raynos Raynos XXX TODO License or CLA
// -- samsonjs Sami Samhuri Copyright (C) 2010 MIT License
// -- rwldrn Rick Waldron Copyright (C) 2011 MIT License
// -- lexer Alexey Zakharov XXX TODO License or CLA
/*!
Copyright (c) 2009, 280 North Inc. http://280north.com/
MIT License. http://github.com/280north/narwhal/blob/master/README.md
*/
define(function(require, exports, module) { define(function(require, exports, module) {
@ -32,12 +9,9 @@ define(function(require, exports, module) {
* *
* Annotated ES5: http://es5.github.com/ (specific links below) * Annotated ES5: http://es5.github.com/ (specific links below)
* ES5 Spec: http://www.ecma-international.org/publications/files/ECMA-ST/Ecma-262.pdf * 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/
* @module
*/ */
/*whatsupdoc*/
// //
// Function // Function
// ======== // ========
@ -46,13 +20,16 @@ define(function(require, exports, module) {
// ES-5 15.3.4.5 // ES-5 15.3.4.5
// http://es5.github.com/#x15.3.4.5 // http://es5.github.com/#x15.3.4.5
function Empty() {}
if (!Function.prototype.bind) { if (!Function.prototype.bind) {
Function.prototype.bind = function bind(that) { // .length is 1 Function.prototype.bind = function bind(that) { // .length is 1
// 1. Let Target be the this value. // 1. Let Target be the this value.
var target = this; var target = this;
// 2. If IsCallable(Target) is false, throw a TypeError exception. // 2. If IsCallable(Target) is false, throw a TypeError exception.
if (typeof target != "function") if (typeof target != "function") {
throw new TypeError(); // TODO message throw new TypeError("Function.prototype.bind called on incompatible " + target);
}
// 3. Let A be a new (possibly empty) internal list of all of the // 3. Let A be a new (possibly empty) internal list of all of the
// argument values provided after thisArg (arg1, arg2 etc), in order. // argument values provided after thisArg (arg1, arg2 etc), in order.
// XXX slicedArgs will stand in for "A" if used // XXX slicedArgs will stand in for "A" if used
@ -82,20 +59,17 @@ if (!Function.prototype.bind) {
// 4. Let args be a new list containing the same values as the // 4. Let args be a new list containing the same values as the
// list boundArgs in the same order followed by the same // list boundArgs in the same order followed by the same
// values as the list ExtraArgs in the same order. // values as the list ExtraArgs in the same order.
// 5. Return the result of calling the [[Construct]] internal // 5. Return the result of calling the [[Construct]] internal
// method of target providing args as the arguments. // method of target providing args as the arguments.
var F = function(){};
F.prototype = target.prototype;
var self = new F;
var result = target.apply( var result = target.apply(
self, this,
args.concat(slice.call(arguments)) args.concat(slice.call(arguments))
); );
if (result !== null && Object(result) === result) if (Object(result) === result) {
return result; return result;
return self; }
return this;
} else { } else {
// 15.3.4.5.1 [[Call]] // 15.3.4.5.1 [[Call]]
@ -109,11 +83,11 @@ if (!Function.prototype.bind) {
// property. // property.
// 3. Let target be the value of F's [[TargetFunction]] internal // 3. Let target be the value of F's [[TargetFunction]] internal
// property. // property.
// 4. Let args be a new list containing the same values as the // 4. Let args be a new list containing the same values as the
// list boundArgs in the same order followed by the same // list boundArgs in the same order followed by the same
// values as the list ExtraArgs in the same order. // values as the list ExtraArgs in the same order.
// 5. Return the result of calling the [[Call]] internal method // 5. Return the result of calling the [[Call]] internal method
// of target providing boundThis as the this value and // of target providing boundThis as the this value and
// providing args as the arguments. // providing args as the arguments.
// equiv: target.call(this, ...boundArgs, ...args) // equiv: target.call(this, ...boundArgs, ...args)
@ -125,11 +99,17 @@ if (!Function.prototype.bind) {
} }
}; };
if(target.prototype) {
Empty.prototype = target.prototype;
bound.prototype = new Empty();
// Clean up dangling references.
Empty.prototype = null;
}
// XXX bound.length is never writable, so don't even try // XXX bound.length is never writable, so don't even try
// //
// 15. If the [[Class]] internal property of Target is "Function", then // 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. // 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 // b. Set the length own property of F to either 0 or L, whichever is
// larger. // larger.
// 16. Else set the length own property of F to 0. // 16. Else set the length own property of F to 0.
// 17. Set the attributes of the length own property of F to the values // 17. Set the attributes of the length own property of F to the values
@ -137,20 +117,20 @@ if (!Function.prototype.bind) {
// TODO // TODO
// 18. Set the [[Extensible]] internal property of F to true. // 18. Set the [[Extensible]] internal property of F to true.
// TODO // TODO
// 19. Let thrower be the [[ThrowTypeError]] function Object (13.2.3). // 19. Let thrower be the [[ThrowTypeError]] function Object (13.2.3).
// 20. Call the [[DefineOwnProperty]] internal method of F with // 20. Call the [[DefineOwnProperty]] internal method of F with
// arguments "caller", PropertyDescriptor {[[Get]]: thrower, [[Set]]: // arguments "caller", PropertyDescriptor {[[Get]]: thrower, [[Set]]:
// thrower, [[Enumerable]]: false, [[Configurable]]: false}, and // thrower, [[Enumerable]]: false, [[Configurable]]: false}, and
// false. // false.
// 21. Call the [[DefineOwnProperty]] internal method of F with // 21. Call the [[DefineOwnProperty]] internal method of F with
// arguments "arguments", PropertyDescriptor {[[Get]]: thrower, // arguments "arguments", PropertyDescriptor {[[Get]]: thrower,
// [[Set]]: thrower, [[Enumerable]]: false, [[Configurable]]: false}, // [[Set]]: thrower, [[Enumerable]]: false, [[Configurable]]: false},
// and false. // and false.
// TODO // TODO
// NOTE Function objects created using Function.prototype.bind do not // NOTE Function objects created using Function.prototype.bind do not
// have a prototype property or the [[Code]], [[FormalParameters]], and // have a prototype property or the [[Code]], [[FormalParameters]], and
// [[Scope]] internal properties. // [[Scope]] internal properties.
// XXX can't delete prototype in pure-js. // XXX can't delete prototype in pure-js.
@ -168,7 +148,8 @@ var call = Function.prototype.call;
var prototypeOfArray = Array.prototype; var prototypeOfArray = Array.prototype;
var prototypeOfObject = Object.prototype; var prototypeOfObject = Object.prototype;
var slice = prototypeOfArray.slice; var slice = prototypeOfArray.slice;
var toString = call.bind(prototypeOfObject.toString); // Having a toString local variable name breaks in Opera so use _toString.
var _toString = call.bind(prototypeOfObject.toString);
var owns = call.bind(prototypeOfObject.hasOwnProperty); var owns = call.bind(prototypeOfObject.hasOwnProperty);
// If JS engine supports accessors creating shortcuts. // If JS engine supports accessors creating shortcuts.
@ -189,12 +170,31 @@ if ((supportsAccessors = owns(prototypeOfObject, "__defineGetter__"))) {
// ===== // =====
// //
// ES5 15.4.4.12
// http://es5.github.com/#x15.4.4.12
// Default value for second param
// [bugfix, ielt9, old browsers]
// IE < 9 bug: [1,2].splice(0).join("") == "" but should be "12"
if ([1,2].splice(0).length != 2) {
var array_splice = Array.prototype.splice;
Array.prototype.splice = function(start, deleteCount) {
if (!arguments.length) {
return [];
} else {
return array_splice.apply(this, [
start === void 0 ? 0 : start,
deleteCount === void 0 ? (this.length - start) : deleteCount
].concat(slice.call(arguments, 2)))
}
};
}
// ES5 15.4.3.2 // ES5 15.4.3.2
// http://es5.github.com/#x15.4.3.2 // http://es5.github.com/#x15.4.3.2
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/isArray // https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/isArray
if (!Array.isArray) { if (!Array.isArray) {
Array.isArray = function isArray(obj) { Array.isArray = function isArray(obj) {
return toString(obj) == "[object Array]"; return _toString(obj) == "[object Array]";
}; };
} }
@ -213,25 +213,34 @@ if (!Array.isArray) {
// ES5 15.4.4.18 // ES5 15.4.4.18
// http://es5.github.com/#x15.4.4.18 // http://es5.github.com/#x15.4.4.18
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/array/forEach // 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"),
splitString = boxedString[0] != "a" || !(0 in boxedString);
if (!Array.prototype.forEach) { if (!Array.prototype.forEach) {
Array.prototype.forEach = function forEach(fun /*, thisp*/) { Array.prototype.forEach = function forEach(fun /*, thisp*/) {
var self = toObject(this), var object = toObject(this),
self = splitString && _toString(this) == "[object String]" ?
this.split("") :
object,
thisp = arguments[1], thisp = arguments[1],
i = 0, i = -1,
length = self.length >>> 0; length = self.length >>> 0;
// If no callback function or if callback is not a callable function // If no callback function or if callback is not a callable function
if (toString(fun) != "[object Function]") { if (_toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message throw new TypeError(); // TODO message
} }
while (i < length) { while (++i < length) {
if (i in self) { if (i in self) {
// Invoke the callback function with call, passing arguments: // Invoke the callback function with call, passing arguments:
// context, property value, property key, thisArg object context // context, property value, property key, thisArg object
fun.call(thisp, self[i], i, self); // context
fun.call(thisp, self[i], i, object);
} }
i++;
} }
}; };
} }
@ -241,19 +250,22 @@ if (!Array.prototype.forEach) {
// https://developer.mozilla.org/en/Core_JavaScript_1.5_Reference/Objects/Array/map // https://developer.mozilla.org/en/Core_JavaScript_1.5_Reference/Objects/Array/map
if (!Array.prototype.map) { if (!Array.prototype.map) {
Array.prototype.map = function map(fun /*, thisp*/) { Array.prototype.map = function map(fun /*, thisp*/) {
var self = toObject(this), var object = toObject(this),
self = splitString && _toString(this) == "[object String]" ?
this.split("") :
object,
length = self.length >>> 0, length = self.length >>> 0,
result = Array(length), result = Array(length),
thisp = arguments[1]; thisp = arguments[1];
// If no callback function or if callback is not a callable function // If no callback function or if callback is not a callable function
if (toString(fun) != "[object Function]") { if (_toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message throw new TypeError(fun + " is not a function");
} }
for (var i = 0; i < length; i++) { for (var i = 0; i < length; i++) {
if (i in self) if (i in self)
result[i] = fun.call(thisp, self[i], i, self); result[i] = fun.call(thisp, self[i], i, object);
} }
return result; return result;
}; };
@ -264,19 +276,27 @@ if (!Array.prototype.map) {
// https://developer.mozilla.org/en/Core_JavaScript_1.5_Reference/Objects/Array/filter // https://developer.mozilla.org/en/Core_JavaScript_1.5_Reference/Objects/Array/filter
if (!Array.prototype.filter) { if (!Array.prototype.filter) {
Array.prototype.filter = function filter(fun /*, thisp */) { Array.prototype.filter = function filter(fun /*, thisp */) {
var self = toObject(this), var object = toObject(this),
self = splitString && _toString(this) == "[object String]" ?
this.split("") :
object,
length = self.length >>> 0, length = self.length >>> 0,
result = [], result = [],
value,
thisp = arguments[1]; thisp = arguments[1];
// If no callback function or if callback is not a callable function // If no callback function or if callback is not a callable function
if (toString(fun) != "[object Function]") { if (_toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message throw new TypeError(fun + " is not a function");
} }
for (var i = 0; i < length; i++) { for (var i = 0; i < length; i++) {
if (i in self && fun.call(thisp, self[i], i, self)) if (i in self) {
result.push(self[i]); value = self[i];
if (fun.call(thisp, value, i, object)) {
result.push(value);
}
}
} }
return result; return result;
}; };
@ -287,18 +307,22 @@ if (!Array.prototype.filter) {
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/every // https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/every
if (!Array.prototype.every) { if (!Array.prototype.every) {
Array.prototype.every = function every(fun /*, thisp */) { Array.prototype.every = function every(fun /*, thisp */) {
var self = toObject(this), var object = toObject(this),
self = splitString && _toString(this) == "[object String]" ?
this.split("") :
object,
length = self.length >>> 0, length = self.length >>> 0,
thisp = arguments[1]; thisp = arguments[1];
// If no callback function or if callback is not a callable function // If no callback function or if callback is not a callable function
if (toString(fun) != "[object Function]") { if (_toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message throw new TypeError(fun + " is not a function");
} }
for (var i = 0; i < length; i++) { for (var i = 0; i < length; i++) {
if (i in self && !fun.call(thisp, self[i], i, self)) if (i in self && !fun.call(thisp, self[i], i, object)) {
return false; return false;
}
} }
return true; return true;
}; };
@ -309,18 +333,22 @@ if (!Array.prototype.every) {
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/some // https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/some
if (!Array.prototype.some) { if (!Array.prototype.some) {
Array.prototype.some = function some(fun /*, thisp */) { Array.prototype.some = function some(fun /*, thisp */) {
var self = toObject(this), var object = toObject(this),
self = splitString && _toString(this) == "[object String]" ?
this.split("") :
object,
length = self.length >>> 0, length = self.length >>> 0,
thisp = arguments[1]; thisp = arguments[1];
// If no callback function or if callback is not a callable function // If no callback function or if callback is not a callable function
if (toString(fun) != "[object Function]") { if (_toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message throw new TypeError(fun + " is not a function");
} }
for (var i = 0; i < length; i++) { for (var i = 0; i < length; i++) {
if (i in self && fun.call(thisp, self[i], i, self)) if (i in self && fun.call(thisp, self[i], i, object)) {
return true; return true;
}
} }
return false; return false;
}; };
@ -331,17 +359,21 @@ if (!Array.prototype.some) {
// https://developer.mozilla.org/en/Core_JavaScript_1.5_Reference/Objects/Array/reduce // https://developer.mozilla.org/en/Core_JavaScript_1.5_Reference/Objects/Array/reduce
if (!Array.prototype.reduce) { if (!Array.prototype.reduce) {
Array.prototype.reduce = function reduce(fun /*, initial*/) { Array.prototype.reduce = function reduce(fun /*, initial*/) {
var self = toObject(this), var object = toObject(this),
self = splitString && _toString(this) == "[object String]" ?
this.split("") :
object,
length = self.length >>> 0; length = self.length >>> 0;
// If no callback function or if callback is not a callable function // If no callback function or if callback is not a callable function
if (toString(fun) != "[object Function]") { if (_toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message throw new TypeError(fun + " is not a function");
} }
// no value to return if no initial value and an empty array // no value to return if no initial value and an empty array
if (!length && arguments.length == 1) if (!length && arguments.length == 1) {
throw new TypeError(); // TODO message throw new TypeError("reduce of empty array with no initial value");
}
var i = 0; var i = 0;
var result; var result;
@ -355,14 +387,16 @@ if (!Array.prototype.reduce) {
} }
// if array contains no values, no initial value to return // if array contains no values, no initial value to return
if (++i >= length) if (++i >= length) {
throw new TypeError(); // TODO message throw new TypeError("reduce of empty array with no initial value");
}
} while (true); } while (true);
} }
for (; i < length; i++) { for (; i < length; i++) {
if (i in self) if (i in self) {
result = fun.call(void 0, result, self[i], i, self); result = fun.call(void 0, result, self[i], i, object);
}
} }
return result; return result;
@ -374,17 +408,21 @@ if (!Array.prototype.reduce) {
// https://developer.mozilla.org/en/Core_JavaScript_1.5_Reference/Objects/Array/reduceRight // https://developer.mozilla.org/en/Core_JavaScript_1.5_Reference/Objects/Array/reduceRight
if (!Array.prototype.reduceRight) { if (!Array.prototype.reduceRight) {
Array.prototype.reduceRight = function reduceRight(fun /*, initial*/) { Array.prototype.reduceRight = function reduceRight(fun /*, initial*/) {
var self = toObject(this), var object = toObject(this),
self = splitString && _toString(this) == "[object String]" ?
this.split("") :
object,
length = self.length >>> 0; length = self.length >>> 0;
// If no callback function or if callback is not a callable function // If no callback function or if callback is not a callable function
if (toString(fun) != "[object Function]") { if (_toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message throw new TypeError(fun + " is not a function");
} }
// no value to return if no initial value, empty array // no value to return if no initial value, empty array
if (!length && arguments.length == 1) if (!length && arguments.length == 1) {
throw new TypeError(); // TODO message throw new TypeError("reduceRight of empty array with no initial value");
}
var result, i = length - 1; var result, i = length - 1;
if (arguments.length >= 2) { if (arguments.length >= 2) {
@ -397,14 +435,16 @@ if (!Array.prototype.reduceRight) {
} }
// if array contains no values, no initial value to return // if array contains no values, no initial value to return
if (--i < 0) if (--i < 0) {
throw new TypeError(); // TODO message throw new TypeError("reduceRight of empty array with no initial value");
}
} while (true); } while (true);
} }
do { do {
if (i in this) if (i in this) {
result = fun.call(void 0, result, self[i], i, self); result = fun.call(void 0, result, self[i], i, object);
}
} while (i--); } while (i--);
return result; return result;
@ -414,17 +454,21 @@ if (!Array.prototype.reduceRight) {
// ES5 15.4.4.14 // ES5 15.4.4.14
// http://es5.github.com/#x15.4.4.14 // http://es5.github.com/#x15.4.4.14
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/indexOf // https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/indexOf
if (!Array.prototype.indexOf) { if (!Array.prototype.indexOf || ([0, 1].indexOf(1, 2) != -1)) {
Array.prototype.indexOf = function indexOf(sought /*, fromIndex */ ) { Array.prototype.indexOf = function indexOf(sought /*, fromIndex */ ) {
var self = toObject(this), var self = splitString && _toString(this) == "[object String]" ?
this.split("") :
toObject(this),
length = self.length >>> 0; length = self.length >>> 0;
if (!length) if (!length) {
return -1; return -1;
}
var i = 0; var i = 0;
if (arguments.length > 1) if (arguments.length > 1) {
i = toInteger(arguments[1]); i = toInteger(arguments[1]);
}
// handle negative indices // handle negative indices
i = i >= 0 ? i : Math.max(0, length + i); i = i >= 0 ? i : Math.max(0, length + i);
@ -440,21 +484,26 @@ if (!Array.prototype.indexOf) {
// ES5 15.4.4.15 // ES5 15.4.4.15
// http://es5.github.com/#x15.4.4.15 // http://es5.github.com/#x15.4.4.15
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/lastIndexOf // https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/lastIndexOf
if (!Array.prototype.lastIndexOf) { if (!Array.prototype.lastIndexOf || ([0, 1].lastIndexOf(0, -3) != -1)) {
Array.prototype.lastIndexOf = function lastIndexOf(sought /*, fromIndex */) { Array.prototype.lastIndexOf = function lastIndexOf(sought /*, fromIndex */) {
var self = toObject(this), var self = splitString && _toString(this) == "[object String]" ?
this.split("") :
toObject(this),
length = self.length >>> 0; length = self.length >>> 0;
if (!length) if (!length) {
return -1; return -1;
}
var i = length - 1; var i = length - 1;
if (arguments.length > 1) if (arguments.length > 1) {
i = Math.min(i, toInteger(arguments[1])); i = Math.min(i, toInteger(arguments[1]));
}
// handle negative indices // handle negative indices
i = i >= 0 ? i : length - Math.abs(i); i = i >= 0 ? i : length - Math.abs(i);
for (; i >= 0; i--) { for (; i >= 0; i--) {
if (i in self && sought === self[i]) if (i in self && sought === self[i]) {
return i; return i;
}
} }
return -1; return -1;
}; };
@ -803,13 +852,18 @@ if (!Object.keys) {
], ],
dontEnumsLength = dontEnums.length; dontEnumsLength = dontEnums.length;
for (var key in {"toString": null}) for (var key in {"toString": null}) {
hasDontEnumBug = false; hasDontEnumBug = false;
}
Object.keys = function keys(object) { Object.keys = function keys(object) {
if ((typeof object != "object" && typeof object != "function") || object === null) if (
(typeof object != "object" && typeof object != "function") ||
object === null
) {
throw new TypeError("Object.keys called on a non-object"); throw new TypeError("Object.keys called on a non-object");
}
var keys = []; var keys = [];
for (var name in object) { for (var name in object) {
@ -826,7 +880,6 @@ if (!Object.keys) {
} }
} }
} }
return keys; return keys;
}; };
@ -839,66 +892,101 @@ if (!Object.keys) {
// ES5 15.9.5.43 // ES5 15.9.5.43
// http://es5.github.com/#x15.9.5.43 // http://es5.github.com/#x15.9.5.43
// This function returns a String value represent the instance in time // 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 // 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. // 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 // 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. // this object is not a finite Number a RangeError exception is thrown.
if (!Date.prototype.toISOString || (new Date(-62198755200000).toISOString().indexOf('-000001') === -1)) { var negativeDate = -62198755200000,
negativeYearString = "-000001";
if (
!Date.prototype.toISOString ||
(new Date(negativeDate).toISOString().indexOf(negativeYearString) === -1)
) {
Date.prototype.toISOString = function toISOString() { Date.prototype.toISOString = function toISOString() {
var result, length, value, year; var result, length, value, year, month;
if (!isFinite(this)) if (!isFinite(this)) {
throw new RangeError; throw new RangeError("Date.prototype.toISOString called on non-finite value.");
}
year = this.getUTCFullYear();
month = this.getUTCMonth();
// see https://github.com/kriskowal/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. // the date time string format is specified in 15.9.1.15.
result = [this.getUTCMonth() + 1, this.getUTCDate(), result = [month + 1, this.getUTCDate(),
this.getUTCHours(), this.getUTCMinutes(), this.getUTCSeconds()]; this.getUTCHours(), this.getUTCMinutes(), this.getUTCSeconds()];
year = this.getUTCFullYear(); year = (
year = (year < 0 ? '-' : (year > 9999 ? '+' : '')) + ('00000' + Math.abs(year)).slice(0 <= year && year <= 9999 ? -4 : -6); (year < 0 ? "-" : (year > 9999 ? "+" : "")) +
("00000" + Math.abs(year))
.slice(0 <= year && year <= 9999 ? -4 : -6)
);
length = result.length; length = result.length;
while (length--) { while (length--) {
value = result[length]; value = result[length];
// pad months, days, hours, minutes, and seconds to have two digits. // pad months, days, hours, minutes, and seconds to have two
if (value < 10) // digits.
if (value < 10) {
result[length] = "0" + value; result[length] = "0" + value;
}
} }
// pad milliseconds to have three digits. // pad milliseconds to have three digits.
return year + "-" + result.slice(0, 2).join("-") + "T" + result.slice(2).join(":") + "." + return (
("000" + this.getUTCMilliseconds()).slice(-3) + "Z"; year + "-" + result.slice(0, 2).join("-") +
} "T" + result.slice(2).join(":") + "." +
} ("000" + this.getUTCMilliseconds()).slice(-3) + "Z"
);
// ES5 15.9.4.4
// http://es5.github.com/#x15.9.4.4
if (!Date.now) {
Date.now = function now() {
return new Date().getTime();
}; };
} }
// ES5 15.9.5.44 // ES5 15.9.5.44
// http://es5.github.com/#x15.9.5.44 // http://es5.github.com/#x15.9.5.44
// This function provides a String representation of a Date object for use by // This function provides a String representation of a Date object for use by
// JSON.stringify (15.12.3). // JSON.stringify (15.12.3).
if (!Date.prototype.toJSON) { var dateToJSONIsSupported = false;
try {
dateToJSONIsSupported = (
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) {
}
if (!dateToJSONIsSupported) {
Date.prototype.toJSON = function toJSON(key) { Date.prototype.toJSON = function toJSON(key) {
// When the toJSON method is called with argument key, the following // When the toJSON method is called with argument key, the following
// steps are taken: // steps are taken:
// 1. Let O be the result of calling ToObject, giving it the this // 1. Let O be the result of calling ToObject, giving it the this
// value as its argument. // value as its argument.
// 2. Let tv be ToPrimitive(O, hint Number). // 2. Let tv be toPrimitive(O, hint Number).
var o = Object(this),
tv = toPrimitive(o),
toISO;
// 3. If tv is a Number and is not finite, return null. // 3. If tv is a Number and is not finite, return null.
// XXX if (typeof tv === "number" && !isFinite(tv)) {
return null;
}
// 4. Let toISO be the result of calling the [[Get]] internal method of // 4. Let toISO be the result of calling the [[Get]] internal method of
// O with argument "toISOString". // O with argument "toISOString".
toISO = o.toISOString;
// 5. If IsCallable(toISO) is false, throw a TypeError exception. // 5. If IsCallable(toISO) is false, throw a TypeError exception.
if (typeof this.toISOString != "function") if (typeof toISO != "function") {
throw new TypeError(); // TODO message throw new TypeError("toISOString property is not callable");
}
// 6. Return the result of calling the [[Call]] internal method of // 6. Return the result of calling the [[Call]] internal method of
// toISO with O as the this value and an empty argument list. // toISO with O as the this value and an empty argument list.
return this.toISOString(); return toISO.call(o);
// NOTE 1 The argument is ignored. // NOTE 1 The argument is ignored.
@ -915,13 +1003,13 @@ if (!Date.prototype.toJSON) {
// http://es5.github.com/#x15.9.4.2 // http://es5.github.com/#x15.9.4.2
// based on work shared by Daniel Friesen (dantman) // based on work shared by Daniel Friesen (dantman)
// http://gist.github.com/303249 // http://gist.github.com/303249
if (Date.parse("+275760-09-13T00:00:00.000Z") !== 8.64e15) { if (!Date.parse || "Date.parse is buggy") {
// XXX global assignment won't work in embeddings that use // XXX global assignment won't work in embeddings that use
// an alternate object for the context. // an alternate object for the context.
Date = (function(NativeDate) { Date = (function(NativeDate) {
// Date.length === 7 // Date.length === 7
var Date = function Date(Y, M, D, h, m, s, ms) { function Date(Y, M, D, h, m, s, ms) {
var length = arguments.length; var length = arguments.length;
if (this instanceof NativeDate) { if (this instanceof NativeDate) {
var date = length == 1 && String(Y) === Y ? // isString(Y) var date = length == 1 && String(Y) === Y ? // isString(Y)
@ -946,7 +1034,8 @@ if (Date.parse("+275760-09-13T00:00:00.000Z") !== 8.64e15) {
// 15.9.1.15 Date Time String Format. // 15.9.1.15 Date Time String Format.
var isoDateExpression = new RegExp("^" + var isoDateExpression = new RegExp("^" +
"(\\d{4}|[\+\-]\\d{6})" + // four-digit year capture or sign + 6-digit extended year "(\\d{4}|[\+\-]\\d{6})" + // four-digit year capture or sign +
// 6-digit extended year
"(?:-(\\d{2})" + // optional month capture "(?:-(\\d{2})" + // optional month capture
"(?:-(\\d{2})" + // optional day capture "(?:-(\\d{2})" + // optional day capture
"(?:" + // capture hours:minutes:seconds.milliseconds "(?:" + // capture hours:minutes:seconds.milliseconds
@ -956,7 +1045,7 @@ if (Date.parse("+275760-09-13T00:00:00.000Z") !== 8.64e15) {
":(\\d{2})" + // seconds capture ":(\\d{2})" + // seconds capture
"(?:\\.(\\d{3}))?" + // milliseconds capture "(?:\\.(\\d{3}))?" + // milliseconds capture
")?" + ")?" +
"(?:" + // capture UTC offset component "(" + // capture UTC offset component
"Z|" + // UTC capture "Z|" + // UTC capture
"(?:" + // offset specifier +/-hours:minutes "(?:" + // offset specifier +/-hours:minutes
"([-+])" + // sign capture "([-+])" + // sign capture
@ -966,9 +1055,25 @@ if (Date.parse("+275760-09-13T00:00:00.000Z") !== 8.64e15) {
")?)?)?)?" + ")?)?)?)?" +
"$"); "$");
var months = [
0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365
];
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)
);
}
// Copy any custom methods a 3rd party library may have added // Copy any custom methods a 3rd party library may have added
for (var key in NativeDate) for (var key in NativeDate) {
Date[key] = NativeDate[key]; Date[key] = NativeDate[key];
}
// Copy "native" methods explicitly; they may be non-enumerable // Copy "native" methods explicitly; they may be non-enumerable
Date.now = NativeDate.now; Date.now = NativeDate.now;
@ -980,45 +1085,53 @@ if (Date.parse("+275760-09-13T00:00:00.000Z") !== 8.64e15) {
Date.parse = function parse(string) { Date.parse = function parse(string) {
var match = isoDateExpression.exec(string); var match = isoDateExpression.exec(string);
if (match) { if (match) {
match.shift(); // kill match[0], the full match
// parse months, days, hours, minutes, seconds, and milliseconds // parse months, days, hours, minutes, seconds, and milliseconds
for (var i = 1; i < 7; i++) { // provide default values if necessary
// provide default values if necessary
match[i] = +(match[i] || (i < 3 ? 1 : 0));
// match[1] is the month. Months are 0-11 in JavaScript
// `Date` objects, but 1-12 in ISO notation, so we
// decrement.
if (i == 1)
match[i]--;
}
// parse the UTC offset component // parse the UTC offset component
var minuteOffset = +match.pop(), hourOffset = +match.pop(), sign = match.pop(); var year = Number(match[1]),
month = Number(match[2] || 1) - 1,
// compute the explicit time zone offset if specified day = Number(match[3] || 1) - 1,
var offset = 0; hour = Number(match[4] || 0),
if (sign) { minute = Number(match[5] || 0),
// detect invalid offsets and return early second = Number(match[6] || 0),
if (hourOffset > 23 || minuteOffset > 59) millisecond = Number(match[7] || 0),
return NaN; // When time zone is missed, local offset should be used
// (ES 5.1 bug)
// express the provided time zone offset in minutes. The offset is // see https://bugs.ecmascript.org/show_bug.cgi?id=112
// negative for time zones west of UTC; positive otherwise. offset = !match[4] || match[8] ?
offset = (hourOffset * 60 + minuteOffset) * 6e4 * (sign == "+" ? -1 : 1); 0 : Number(new NativeDate(1970, 0)),
signOffset = match[9] === "-" ? 1 : -1,
hourOffset = Number(match[10] || 0),
minuteOffset = Number(match[11] || 0),
result;
if (
hour < (
minute > 0 || second > 0 || millisecond > 0 ?
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 + offset;
if (-8.64e15 <= result && result <= 8.64e15) {
return result;
}
} }
return NaN;
// Date.UTC for years between 0 and 99 converts year to 1900 + year
// The Gregorian calendar has a 400-year cycle, so
// to Date.UTC(year + 400, .... ) - 12622780800000 == Date.UTC(year, ...),
// where 12622780800000 - number of milliseconds in Gregorian calendar 400 years
var year = +match[0];
if (0 <= year && year <= 99) {
match[0] = year + 400;
return NativeDate.UTC.apply(this, match) + offset - 12622780800000;
}
// compute a new UTC date value, accounting for the optional offset
return NativeDate.UTC.apply(this, match) + offset;
} }
return NativeDate.parse.apply(this, arguments); return NativeDate.parse.apply(this, arguments);
}; };
@ -1027,11 +1140,59 @@ if (Date.parse("+275760-09-13T00:00:00.000Z") !== 8.64e15) {
})(Date); })(Date);
} }
// ES5 15.9.4.4
// http://es5.github.com/#x15.9.4.4
if (!Date.now) {
Date.now = function now() {
return new Date().getTime();
};
}
// //
// String // String
// ====== // ======
// //
// ES5 15.5.4.14
// http://es5.github.com/#x15.5.4.14
// [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) -> []
if("0".split(void 0, 0).length) {
var string_split = String.prototype.split;
String.prototype.split = function(separator, limit) {
if(separator === void 0 && limit === 0)return [];
return string_split.apply(this, arguments);
}
}
// ECMA-262, 3rd B.2.3
// Note an ECMAScript standart, 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
if("".substr && "0b".substr(-1) !== "b") {
var string_substr = String.prototype.substr;
/**
* Get the substring of a string
* @param {integer} start where to start the substring
* @param {integer} length how many characters to return
* @return {string}
*/
String.prototype.substr = function(start, length) {
return string_substr.call(
this,
start < 0 ? (start = this.length + start) < 0 ? 0 : start : start,
length
);
}
}
// ES5 15.5.4.20 // ES5 15.5.4.20
// http://es5.github.com/#x15.5.4.20 // http://es5.github.com/#x15.5.4.20
var ws = "\x09\x0A\x0B\x0C\x0D\x20\xA0\u1680\u180E\u2000\u2001\u2002\u2003" + var ws = "\x09\x0A\x0B\x0C\x0D\x20\xA0\u1680\u180E\u2000\u2001\u2002\u2003" +
@ -1044,7 +1205,12 @@ if (!String.prototype.trim || ws.trim()) {
var trimBeginRegexp = new RegExp("^" + ws + ws + "*"), var trimBeginRegexp = new RegExp("^" + ws + ws + "*"),
trimEndRegexp = new RegExp(ws + ws + "*$"); trimEndRegexp = new RegExp(ws + ws + "*$");
String.prototype.trim = function trim() { String.prototype.trim = function trim() {
return String(this).replace(trimBeginRegexp, "").replace(trimEndRegexp, ""); if (this === undefined || this === null) {
throw new TypeError("can't convert "+this+" to object");
}
return String(this)
.replace(trimBeginRegexp, "")
.replace(trimEndRegexp, "");
}; };
} }
@ -1056,27 +1222,57 @@ if (!String.prototype.trim || ws.trim()) {
// ES5 9.4 // ES5 9.4
// http://es5.github.com/#x9.4 // http://es5.github.com/#x9.4
// http://jsperf.com/to-integer // http://jsperf.com/to-integer
var toInteger = function (n) {
function toInteger(n) {
n = +n; n = +n;
if (n !== n) // isNaN if (n !== n) { // isNaN
n = 0; n = 0;
else if (n !== 0 && n !== (1/0) && n !== -(1/0)) } else if (n !== 0 && n !== (1/0) && n !== -(1/0)) {
n = (n > 0 || -1) * Math.floor(Math.abs(n)); n = (n > 0 || -1) * Math.floor(Math.abs(n));
}
return n; return n;
}
function isPrimitive(input) {
var type = typeof input;
return (
input === null ||
type === "undefined" ||
type === "boolean" ||
type === "number" ||
type === "string"
);
}
function toPrimitive(input) {
var val, valueOf, toString;
if (isPrimitive(input)) {
return input;
}
valueOf = input.valueOf;
if (typeof valueOf === "function") {
val = valueOf.call(input);
if (isPrimitive(val)) {
return val;
}
}
toString = input.toString;
if (typeof toString === "function") {
val = toString.call(input);
if (isPrimitive(val)) {
return val;
}
}
throw new TypeError();
}
// ES5 9.9
// http://es5.github.com/#x9.9
var toObject = function (o) {
if (o == null) { // this matches both null and undefined
throw new TypeError("can't convert "+o+" to object");
}
return Object(o);
}; };
var prepareString = "a"[0] != "a",
// ES5 9.9
// http://es5.github.com/#x9.9
toObject = function (o) {
if (o == null) { // this matches both null and undefined
throw new TypeError(); // TODO message
}
// If the implementation doesn't support by-index access of
// string characters (ex. IE < 7), split the string
if (prepareString && typeof o == "string" && o) {
return o.split("");
}
return Object(o);
};
}); });