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This commit is contained in:
Fabian Jakobs 2011-10-04 15:21:14 +02:00
commit 3ca1d6e8ae
10 changed files with 1009 additions and 604 deletions
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build/demo/kitchen-sink-uncompressed.js
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@ -324,13 +324,26 @@ require("pilot/es5-shim");
return -1;
};
});// vim:set ts=4 sts=4 sw=4 st:
// -- kriskowal Kris Kowal Copyright (C) 2009-2010 MIT License
});// vim: ts=4 sts=4 sw=4 expandtab
// -- kriskowal Kris Kowal Copyright (C) 2009-2011 MIT License
// -- tlrobinson Tom Robinson Copyright (C) 2009-2010 MIT License (Narwhal Project)
// -- dantman Daniel Friesen Copyright(C) 2010 XXX No License Specified
// -- dantman Daniel Friesen Copyright (C) 2010 XXX TODO License or CLA
// -- fschaefer Florian Schäfer Copyright (C) 2010 MIT License
// -- Irakli Gozalishvili 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/
@ -343,19 +356,8 @@ define('pilot/es5-shim', ['require', 'exports', 'module' ], function(require, ex
* Brings an environment as close to ECMAScript 5 compliance
* as is possible with the facilities of erstwhile engines.
*
* ES5 Draft
* http://www.ecma-international.org/publications/files/drafts/tc39-2009-050.pdf
*
* NOTE: this is a draft, and as such, the URL is subject to change. If the
* link is broken, check in the parent directory for the latest TC39 PDF.
* http://www.ecma-international.org/publications/files/drafts/
*
* Previous ES5 Draft
* http://www.ecma-international.org/publications/files/drafts/tc39-2009-025.pdf
* This is a broken link to the previous draft of ES5 on which most of the
* numbered specification references and quotes herein were taken. Updating
* these references and quotes to reflect the new document would be a welcome
* volunteer project.
* Annotated ES5: http://es5.github.com/ (specific links below)
* ES5 Spec: http://www.ecma-international.org/publications/files/ECMA-ST/Ecma-262.pdf
*
* @module
*/
@ -368,39 +370,35 @@ define('pilot/es5-shim', ['require', 'exports', 'module' ], function(require, ex
//
// ES-5 15.3.4.5
// http://www.ecma-international.org/publications/files/drafts/tc39-2009-025.pdf
// http://es5.github.com/#x15.3.4.5
if (!Function.prototype.bind) {
Function.prototype.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.
// XXX this gets pretty close, for all intents and purposes, letting
// some duck-types slide
if (typeof target.apply != "function" || typeof target.call != "function")
return new TypeError();
if (typeof target != "function")
throw new TypeError(); // TODO message
// 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 = slice.call(arguments, 1); // for normal call
// 4. Let F be a new native ECMAScript object.
// 9. Set the [[Prototype]] internal property of F to the standard
// 11. Set the [[Prototype]] internal property of F to the standard
// built-in Function prototype object as specified in 15.3.3.1.
// 10. Set the [[Call]] internal property of F as described in
// 12. Set the [[Call]] internal property of F as described in
// 15.3.4.5.1.
// 11. Set the [[Construct]] internal property of F as described in
// 13. Set the [[Construct]] internal property of F as described in
// 15.3.4.5.2.
// 12. Set the [[HasInstance]] internal property of F as described in
// 14. Set the [[HasInstance]] internal property of F as described in
// 15.3.4.5.3.
// 13. The [[Scope]] internal property of F is unused and need not
// exist.
var bound = 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:
// 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
@ -410,8 +408,13 @@ if (!Function.prototype.bind) {
// 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 F = function(){};
F.prototype = target.prototype;
var self = new F;
var self = Object.create(target.prototype);
var result = target.apply(
self,
args.concat(slice.call(arguments))
@ -424,7 +427,7 @@ if (!Function.prototype.bind) {
// 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
// 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.
@ -432,12 +435,12 @@ if (!Function.prototype.bind) {
// 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.
// 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 target.apply(
@ -448,27 +451,37 @@ if (!Function.prototype.bind) {
}
};
// XXX bound.length is never writable, so don't even try
//
// 16. The length own property of F is given attributes as specified in
// 15.3.5.1.
// 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.
// 17. Set the attributes of the length own property of F to the values
// specified in 15.3.5.1.
// TODO
// 17. Set the [[Extensible]] internal property of F to true.
// 18. Set the [[Extensible]] internal property of F to true.
// TODO
// 18. Call the [[DefineOwnProperty]] internal method of F with
// arguments "caller", PropertyDescriptor {[[Value]]: null,
// [[Writable]]: false, [[Enumerable]]: false, [[Configurable]]:
// false}, and false.
// 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
// 19. Call the [[DefineOwnProperty]] internal method of F with
// arguments "arguments", PropertyDescriptor {[[Value]]: null,
// [[Writable]]: false, [[Enumerable]]: false, [[Configurable]]:
// false}, and false.
// TODO
// NOTE Function objects created using Function.prototype.bind do not
// have a prototype property.
// XXX can't delete it in pure-js.
// 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;
};
}
@ -481,12 +494,16 @@ var call = Function.prototype.call;
var prototypeOfArray = Array.prototype;
var prototypeOfObject = Object.prototype;
var slice = prototypeOfArray.slice;
var toString = prototypeOfObject.toString;
var toString = call.bind(prototypeOfObject.toString);
var owns = call.bind(prototypeOfObject.hasOwnProperty);
var defineGetter, defineSetter, lookupGetter, lookupSetter, supportsAccessors;
// If JS engine supports accessors creating shortcuts.
if ((supportsAccessors = owns(prototypeOfObject, '__defineGetter__'))) {
var defineGetter;
var defineSetter;
var lookupGetter;
var lookupSetter;
var supportsAccessors;
if ((supportsAccessors = owns(prototypeOfObject, "__defineGetter__"))) {
defineGetter = call.bind(prototypeOfObject.__defineGetter__);
defineSetter = call.bind(prototypeOfObject.__defineSetter__);
lookupGetter = call.bind(prototypeOfObject.__lookupGetter__);
@ -499,24 +516,39 @@ if ((supportsAccessors = owns(prototypeOfObject, '__defineGetter__'))) {
//
// ES5 15.4.3.2
// http://es5.github.com/#x15.4.3.2
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/isArray
if (!Array.isArray) {
Array.isArray = function isArray(obj) {
return Object.prototype.toString.call(obj) == "[object Array]";
return toString(obj) == "[object Array]";
};
}
// 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
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/array/foreach
// http://es5.github.com/#x15.4.4.18
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/array/forEach
if (!Array.prototype.forEach) {
Array.prototype.forEach = function forEach(fun /*, thisp*/) {
var self = Object(this),
var self = toObject(this),
thisp = arguments[1],
i = 0,
length = self.length >>> 0;
// If no callback function or if callback is not a callable function
if (!fun || !fun.call) {
throw new TypeError();
if (toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message
}
while (i < length) {
@ -531,15 +563,20 @@ if (!Array.prototype.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
if (!Array.prototype.map) {
Array.prototype.map = function map(fun /*, thisp*/) {
var self = Object(this);
var length = self.length >>> 0;
if (typeof fun != "function")
throw new TypeError();
var result = new Array(length);
var thisp = arguments[1];
var self = toObject(this),
length = self.length >>> 0,
result = Array(length),
thisp = arguments[1];
// If no callback function or if callback is not a callable function
if (toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message
}
for (var i = 0; i < length; i++) {
if (i in self)
result[i] = fun.call(thisp, self[i], i, self);
@ -549,31 +586,42 @@ if (!Array.prototype.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
if (!Array.prototype.filter) {
Array.prototype.filter = function filter(fun /*, thisp */) {
var self = Object(this);
var length = self.length >>> 0;
if (typeof fun != "function")
throw new TypeError();
var result = [];
var thisp = arguments[1];
for (var i = 0; i < length; i++)
var self = toObject(this),
length = self.length >>> 0,
result = [],
thisp = arguments[1];
// If no callback function or if callback is not a callable function
if (toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message
}
for (var i = 0; i < length; i++) {
if (i in self && fun.call(thisp, self[i], i, self))
result.push(self[i]);
}
return result;
};
}
// ES5 15.4.4.16
// http://es5.github.com/#x15.4.4.16
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/every
if (!Array.prototype.every) {
Array.prototype.every = function every(fun /*, thisp */) {
if (this === void 0 || this === null)
throw new TypeError();
if (typeof fun !== "function")
throw new TypeError();
var self = Object(this);
var length = self.length >>> 0;
var thisp = arguments[1];
var self = toObject(this),
length = self.length >>> 0,
thisp = arguments[1];
// If no callback function or if callback is not a callable function
if (toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message
}
for (var i = 0; i < length; i++) {
if (i in self && !fun.call(thisp, self[i], i, self))
return false;
@ -583,16 +631,19 @@ if (!Array.prototype.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
if (!Array.prototype.some) {
Array.prototype.some = function some(fun /*, thisp */) {
if (this === void 0 || this === null)
throw new TypeError();
if (typeof fun !== "function")
throw new TypeError();
var self = Object(this);
var length = self.length >>> 0;
var thisp = arguments[1];
var self = toObject(this),
length = self.length >>> 0,
thisp = arguments[1];
// If no callback function or if callback is not a callable function
if (toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message
}
for (var i = 0; i < length; i++) {
if (i in self && fun.call(thisp, self[i], i, self))
return true;
@ -602,31 +653,21 @@ if (!Array.prototype.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
if (!Array.prototype.reduce) {
Array.prototype.reduce = function reduce(fun /*, initial*/) {
var self = Object(this);
var length = self.length >>> 0;
// Whether to include (... || fun instanceof RegExp)
// in the following expression 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. However, the only case where the
// shim is applied is IE's Trident (and perhaps very
// old revisions of other engines). In Trident,
// regular expressions are a typeof "object", so the
// following guard alone is sufficient.
if (Object.prototype.toString.call(fun) != "[object Function]")
throw new TypeError();
var self = toObject(this),
length = self.length >>> 0;
// If no callback function or if callback is not a callable function
if (toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message
}
// no value to return if no initial value and an empty array
if (!length && arguments.length == 1)
throw new TypeError();
throw new TypeError(); // TODO message
var i = 0;
var result;
@ -641,13 +682,13 @@ if (!Array.prototype.reduce) {
// if array contains no values, no initial value to return
if (++i >= length)
throw new TypeError();
throw new TypeError(); // TODO message
} while (true);
}
for (; i < length; i++) {
if (i in self)
result = fun.call(null, result, self[i], i, self);
result = fun.call(void 0, result, self[i], i, self);
}
return result;
@ -655,16 +696,21 @@ if (!Array.prototype.reduce) {
}
// 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
if (!Array.prototype.reduceRight) {
Array.prototype.reduceRight = function reduceRight(fun /*, initial*/) {
var self = Object(this);
var length = self.length >>> 0;
if (Object.prototype.toString.call(fun) != "[object Function]")
throw new TypeError();
var self = toObject(this),
length = self.length >>> 0;
// If no callback function or if callback is not a callable function
if (toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message
}
// no value to return if no initial value, empty array
if (!length && arguments.length == 1)
throw new TypeError();
throw new TypeError(); // TODO message
var result, i = length - 1;
if (arguments.length >= 2) {
@ -678,13 +724,13 @@ if (!Array.prototype.reduceRight) {
// if array contains no values, no initial value to return
if (--i < 0)
throw new TypeError();
throw new TypeError(); // TODO message
} while (true);
}
do {
if (i in this)
result = fun.call(null, result, self[i], i, self);
result = fun.call(void 0, result, self[i], i, self);
} while (i--);
return result;
@ -692,42 +738,45 @@ if (!Array.prototype.reduceRight) {
}
// ES5 15.4.4.14
// http://es5.github.com/#x15.4.4.14
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/indexOf
if (!Array.prototype.indexOf) {
Array.prototype.indexOf = function indexOf(sought /*, fromIndex */ ) {
if (this === void 0 || this === null)
throw new TypeError();
var self = Object(this);
var length = self.length >>> 0;
var self = toObject(this),
length = self.length >>> 0;
if (!length)
return -1;
var i = 0;
if (arguments.length > 1)
i = toInteger(arguments[1]);
// handle negative indicies
i = i >= 0 ? i : length - Math.abs(i);
// handle negative indices
i = i >= 0 ? i : Math.max(0, length + i);
for (; i < length; i++) {
if (i in self && self[i] === sought) {
return i;
}
}
return -1;
}
};
}
// ES5 15.4.4.15
// http://es5.github.com/#x15.4.4.15
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/lastIndexOf
if (!Array.prototype.lastIndexOf) {
Array.prototype.lastIndexOf = function lastIndexOf(sought /*, fromIndex */) {
if (this === void 0 || this === null)
throw new TypeError();
var self = Object(this);
var length = self.length >>> 0;
var self = toObject(this),
length = self.length >>> 0;
if (!length)
return -1;
var i = length - 1;
if (arguments.length > 1)
i = toInteger(arguments[1]);
// handle negative indicies
i = Math.min(i, toInteger(arguments[1]));
// handle negative indices
i = i >= 0 ? i : length - Math.abs(i);
for (; i >= 0; i--) {
if (i in self && sought === self[i])
@ -743,17 +792,22 @@ if (!Array.prototype.lastIndexOf) {
//
// ES5 15.2.3.2
// http://es5.github.com/#x15.2.3.2
if (!Object.getPrototypeOf) {
// https://github.com/kriskowal/es5-shim/issues#issue/2
// http://ejohn.org/blog/objectgetprototypeof/
// recommended by fschaefer on github
Object.getPrototypeOf = function getPrototypeOf(object) {
return object.__proto__ || object.constructor.prototype;
// or undefined if not available in this engine
return object.__proto__ || (
object.constructor ?
object.constructor.prototype :
prototypeOfObject
);
};
}
// ES5 15.2.3.3
// http://es5.github.com/#x15.2.3.3
if (!Object.getOwnPropertyDescriptor) {
var ERR_NON_OBJECT = "Object.getOwnPropertyDescriptor called on a " +
"non-object: ";
@ -762,7 +816,7 @@ if (!Object.getOwnPropertyDescriptor) {
throw new TypeError(ERR_NON_OBJECT + object);
// If object does not owns property return undefined immediately.
if (!owns(object, property))
return undefined;
return;
var descriptor, getter, setter;
@ -805,6 +859,7 @@ if (!Object.getOwnPropertyDescriptor) {
}
// ES5 15.2.3.4
// http://es5.github.com/#x15.2.3.4
if (!Object.getOwnPropertyNames) {
Object.getOwnPropertyNames = function getOwnPropertyNames(object) {
return Object.keys(object);
@ -812,6 +867,7 @@ if (!Object.getOwnPropertyNames) {
}
// ES5 15.2.3.5
// http://es5.github.com/#x15.2.3.5
if (!Object.create) {
Object.create = function create(prototype, properties) {
var object;
@ -829,36 +885,65 @@ if (!Object.create) {
// objects created using `Object.create`
object.__proto__ = prototype;
}
if (typeof properties != "undefined")
if (properties !== void 0)
Object.defineProperties(object, properties);
return object;
};
}
// ES5 15.2.3.6
var oldDefineProperty = Object.defineProperty;
var defineProperty = !!oldDefineProperty;
if (defineProperty) {
// detect IE 8's DOM-only implementation of defineProperty;
var subject = {};
Object.defineProperty(subject, "", {});
defineProperty = "" in subject;
// http://es5.github.com/#x15.2.3.6
// Patch for WebKit and IE8 standard mode
// Designed by hax <hax.github.com>
// related issue: https://github.com/kriskowal/es5-shim/issues#issue/5
// IE8 Reference:
// http://msdn.microsoft.com/en-us/library/dd282900.aspx
// http://msdn.microsoft.com/en-us/library/dd229916.aspx
// WebKit Bugs:
// https://bugs.webkit.org/show_bug.cgi?id=36423
function doesDefinePropertyWork(object) {
try {
Object.defineProperty(object, "sentinel", {});
return "sentinel" in object;
} catch (exception) {
// returns falsy
}
}
if (!defineProperty) {
// check whether defineProperty works if it's given. Otherwise,
// shim partially.
if (Object.defineProperty) {
var definePropertyWorksOnObject = doesDefinePropertyWork({});
var definePropertyWorksOnDom = typeof document == "undefined" ||
doesDefinePropertyWork(document.createElement("div"));
if (!definePropertyWorksOnObject || !definePropertyWorksOnDom) {
var definePropertyFallback = Object.defineProperty;
}
}
if (!Object.defineProperty || definePropertyFallback) {
var ERR_NON_OBJECT_DESCRIPTOR = "Property description must be an object: ";
var ERR_NON_OBJECT_TARGET = "Object.defineProperty called on non-object: "
var ERR_ACCESSORS_NOT_SUPPORTED = "getters & setters can not be defined " +
"on this javascript engine";
Object.defineProperty = function defineProperty(object, property, descriptor) {
if (typeof object != "object" && typeof object != "function")
if ((typeof object != "object" && typeof object != "function") || object === null)
throw new TypeError(ERR_NON_OBJECT_TARGET + object);
if (typeof descriptor != "object" || descriptor === null)
if ((typeof descriptor != "object" && typeof descriptor != "function") || descriptor === null)
throw new TypeError(ERR_NON_OBJECT_DESCRIPTOR + descriptor);
// make a valiant attempt to use the real defineProperty
// for I8's DOM elements.
if (oldDefineProperty && object.nodeType)
return oldDefineProperty(object, property, descriptor);
if (definePropertyFallback) {
try {
return definePropertyFallback.call(Object, object, property, descriptor);
} catch (exception) {
// try the shim if the real one doesn't work
}
}
// If it's a data property.
if (owns(descriptor, "value")) {
@ -910,6 +995,7 @@ if (!defineProperty) {
}
// ES5 15.2.3.7
// http://es5.github.com/#x15.2.3.7
if (!Object.defineProperties) {
Object.defineProperties = function defineProperties(object, properties) {
for (var property in properties) {
@ -921,6 +1007,7 @@ if (!Object.defineProperties) {
}
// ES5 15.2.3.8
// http://es5.github.com/#x15.2.3.8
if (!Object.seal) {
Object.seal = function seal(object) {
// this is misleading and breaks feature-detection, but
@ -931,6 +1018,7 @@ if (!Object.seal) {
}
// ES5 15.2.3.9
// http://es5.github.com/#x15.2.3.9
if (!Object.freeze) {
Object.freeze = function freeze(object) {
// this is misleading and breaks feature-detection, but
@ -956,6 +1044,7 @@ try {
}
// ES5 15.2.3.10
// http://es5.github.com/#x15.2.3.10
if (!Object.preventExtensions) {
Object.preventExtensions = function preventExtensions(object) {
// this is misleading and breaks feature-detection, but
@ -966,6 +1055,7 @@ if (!Object.preventExtensions) {
}
// ES5 15.2.3.11
// http://es5.github.com/#x15.2.3.11
if (!Object.isSealed) {
Object.isSealed = function isSealed(object) {
return false;
@ -973,6 +1063,7 @@ if (!Object.isSealed) {
}
// ES5 15.2.3.12
// http://es5.github.com/#x15.2.3.12
if (!Object.isFrozen) {
Object.isFrozen = function isFrozen(object) {
return false;
@ -980,25 +1071,38 @@ if (!Object.isFrozen) {
}
// ES5 15.2.3.13
// http://es5.github.com/#x15.2.3.13
if (!Object.isExtensible) {
Object.isExtensible = function isExtensible(object) {
return true;
// 1. If Type(O) is not Object throw a TypeError exception.
if (Object(object) === object) {
throw new TypeError(); // TODO message
}
// 2. Return the Boolean value of the [[Extensible]] internal property of O.
var name = '';
while (owns(object, name)) {
name += '?';
}
object[name] = true;
var returnValue = owns(object, name);
delete object[name];
return returnValue;
};
}
// ES5 15.2.3.14
// http://whattheheadsaid.com/2010/10/a-safer-object-keys-compatibility-implementation
// http://es5.github.com/#x15.2.3.14
if (!Object.keys) {
// http://whattheheadsaid.com/2010/10/a-safer-object-keys-compatibility-implementation
var hasDontEnumBug = true,
dontEnums = [
'toString',
'toLocaleString',
'valueOf',
'hasOwnProperty',
'isPrototypeOf',
'propertyIsEnumerable',
'constructor'
"toString",
"toLocaleString",
"valueOf",
"hasOwnProperty",
"isPrototypeOf",
"propertyIsEnumerable",
"constructor"
],
dontEnumsLength = dontEnums.length;
@ -1007,10 +1111,7 @@ if (!Object.keys) {
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");
var keys = [];
@ -1040,32 +1141,39 @@ if (!Object.keys) {
//
// ES5 15.9.5.43
// Format a Date object as a string according to a simplified subset of the ISO 8601
// standard as defined in 15.9.1.15.
if (!Date.prototype.toISOString) {
// 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.
if (!Date.prototype.toISOString || (new Date(-62198755200000).toISOString().indexOf('-000001') === -1)) {
Date.prototype.toISOString = function toISOString() {
var result, length, value;
var result, length, value, year;
if (!isFinite(this))
throw new RangeError;
// the date time string format is specified in 15.9.1.15.
result = [this.getUTCFullYear(), this.getUTCMonth() + 1, this.getUTCDate(),
result = [this.getUTCMonth() + 1, this.getUTCDate(),
this.getUTCHours(), this.getUTCMinutes(), this.getUTCSeconds()];
year = this.getUTCFullYear();
year = (year < 0 ? '-' : (year > 9999 ? '+' : '')) + ('00000' + Math.abs(year)).slice(0 <= year && year <= 9999 ? -4 : -6);
length = result.length;
while (length--) {
value = result[length];
// pad months, days, hours, minutes, and seconds to have two digits.
if (value < 10)
result[length] = '0' + value;
result[length] = "0" + value;
}
// pad milliseconds to have three digits.
return result.slice(0, 3).join('-') + 'T' + result.slice(3).join(':') + '.' +
('000' + this.getUTCMilliseconds()).slice(-3) + 'Z';
return 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();
@ -1073,11 +1181,13 @@ if (!Date.now) {
}
// 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).
if (!Date.prototype.toJSON) {
Date.prototype.toJSON = function toJSON(key) {
// This function provides a String representation of a Date object for
// use by JSON.stringify (15.12.3). When the toJSON method is called
// with argument key, the following steps are taken:
// 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.
@ -1087,13 +1197,11 @@ if (!Date.prototype.toJSON) {
// 4. Let toISO be the result of calling the [[Get]] internal method of
// O with argument "toISOString".
// 5. If IsCallable(toISO) is false, throw a TypeError exception.
// XXX this gets pretty close, for all intents and purposes, letting
// some duck-types slide
if (typeof this.toISOString.call != "function")
throw new TypeError();
if (typeof this.toISOString != "function")
throw new TypeError(); // TODO message
// 6. Return the result of calling the [[Call]] internal method of
// toISO with O as the this value and an empty argument list.
return this.toISOString.call(this);
// toISO with O as the this value and an empty argument list.
return this.toISOString();
// NOTE 1 The argument is ignored.
@ -1106,18 +1214,17 @@ if (!Date.prototype.toJSON) {
};
}
// 15.9.4.2 Date.parse (string)
// 15.9.1.15 Date Time String Format
// Date.parse
// 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
if (isNaN(Date.parse("2011-06-15T21:40:05+06:00"))) {
if (Date.parse("+275760-09-13T00:00:00.000Z") !== 8.64e15) {
// XXX global assignment won't work in embeddings that use
// an alternate object for the context.
Date = (function(NativeDate) {
// Date.length === 7
var Date = function(Y, M, D, h, m, s, ms) {
var Date = function Date(Y, M, D, h, m, s, ms) {
var length = arguments.length;
if (this instanceof NativeDate) {
var date = length == 1 && String(Y) === Y ? // isString(Y)
@ -1140,25 +1247,24 @@ if (isNaN(Date.parse("2011-06-15T21:40:05+06:00"))) {
return NativeDate.apply(this, arguments);
};
// 15.9.1.15 Date Time String Format. This pattern does not implement
// extended years ((15.9.1.15.1), as `Date.UTC` cannot parse them.
// 15.9.1.15 Date Time String Format.
var isoDateExpression = new RegExp("^" +
"(\d{4})" + // four-digit year capture
"(?:-(\d{2})" + // optional month capture
"(?:-(\d{2})" + // optional day capture
"(\\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
"T(\\d{2})" + // hours capture
":(\\d{2})" + // minutes capture
"(?:" + // optional :seconds.milliseconds
":(\d{2})" + // seconds capture
"(?:\.(\d{3}))?" + // milliseconds capture
":(\\d{2})" + // seconds capture
"(?:\\.(\\d{3}))?" + // milliseconds capture
")?" +
"(?:" + // capture UTC offset component
"Z|" + // UTC capture
"(?:" + // offset specifier +/-hours:minutes
"([-+])" + // sign capture
"(\d{2})" + // hours offset capture
":(\d{2})" + // minutes offest capture
"(\\d{2})" + // hours offset capture
":(\\d{2})" + // minutes offset capture
")" +
")?)?)?)?" +
"$");
@ -1190,7 +1296,7 @@ if (isNaN(Date.parse("2011-06-15T21:40:05+06:00"))) {
}
// parse the UTC offset component
var minutesOffset = +match.pop(), hourOffset = +match.pop(), sign = match.pop();
var minuteOffset = +match.pop(), hourOffset = +match.pop(), sign = match.pop();
// compute the explicit time zone offset if specified
var offset = 0;
@ -1204,6 +1310,16 @@ if (isNaN(Date.parse("2011-06-15T21:40:05+06:00"))) {
offset = (hourOffset * 60 + minuteOffset) * 6e4 * (sign == "+" ? -1 : 1);
}
// Date.UTC for years between 0 and 99 converts year to 1900 + year
// The Gregorian calendar has a 400-year cycle, so
// to Date.UTC(year + 400, .... ) - 12622780800000 == Date.UTC(year, ...),
// where 12622780800000 - number of milliseconds in Gregorian calendar 400 years
var year = +match[0];
if (0 <= year && year <= 99) {
match[0] = year + 400;
return NativeDate.UTC.apply(this, match) + offset - 12622780800000;
}
// compute a new UTC date value, accounting for the optional offset
return NativeDate.UTC.apply(this, match) + offset;
}
@ -1220,13 +1336,16 @@ if (isNaN(Date.parse("2011-06-15T21:40:05+06:00"))) {
//
// ES5 15.5.4.20
if (!String.prototype.trim) {
// http://es5.github.com/#x15.5.4.20
var ws = "\x09\x0A\x0B\x0C\x0D\x20\xA0\u1680\u180E\u2000\u2001\u2002\u2003" +
"\u2004\u2005\u2006\u2007\u2008\u2009\u200A\u202F\u205F\u3000\u2028" +
"\u2029\uFEFF";
if (!String.prototype.trim || ws.trim()) {
// http://blog.stevenlevithan.com/archives/faster-trim-javascript
// http://perfectionkills.com/whitespace-deviations/
var s = "[\x09\x0A\-\x0D\x20\xA0\u1680\u180E\u2000-\u200A\u202F" +
"\u205F\u3000\u2028\u2029\uFEFF]"
var trimBeginRegexp = new RegExp("^" + s + s + "*");
var trimEndRegexp = new RegExp(s + s + "*$");
ws = "[" + ws + "]";
var trimBeginRegexp = new RegExp("^" + ws + ws + "*"),
trimEndRegexp = new RegExp(ws + ws + "*$");
String.prototype.trim = function trim() {
return String(this).replace(trimBeginRegexp, "").replace(trimEndRegexp, "");
};
@ -1237,16 +1356,32 @@ if (!String.prototype.trim) {
// ======
//
// ES5 9.4
// http://es5.github.com/#x9.4
// http://jsperf.com/to-integer
var toInteger = function (n) {
n = +n;
if (n !== n) // isNaN
n = -1;
n = 0;
else if (n !== 0 && n !== (1/0) && n !== -(1/0))
n = (n > 0 || -1) * Math.floor(Math.abs(n));
return n;
};
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);
};
});/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*

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@ -11,7 +11,7 @@
Ace
version 0.2.0
commit b69770809281f6a22d3aa90acde234a5ae8ad2d8
commit 2e87924d9b9907fafcb533b4f47200e2bb195e2e
-->

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@ -259,13 +259,26 @@ require("pilot/es5-shim");
return -1;
};
});// vim:set ts=4 sts=4 sw=4 st:
// -- kriskowal Kris Kowal Copyright (C) 2009-2010 MIT License
});// vim: ts=4 sts=4 sw=4 expandtab
// -- kriskowal Kris Kowal Copyright (C) 2009-2011 MIT License
// -- tlrobinson Tom Robinson Copyright (C) 2009-2010 MIT License (Narwhal Project)
// -- dantman Daniel Friesen Copyright(C) 2010 XXX No License Specified
// -- dantman Daniel Friesen Copyright (C) 2010 XXX TODO License or CLA
// -- fschaefer Florian Schäfer Copyright (C) 2010 MIT License
// -- Irakli Gozalishvili 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/
@ -278,19 +291,8 @@ define('pilot/es5-shim', ['require', 'exports', 'module' ], function(require, ex
* Brings an environment as close to ECMAScript 5 compliance
* as is possible with the facilities of erstwhile engines.
*
* ES5 Draft
* http://www.ecma-international.org/publications/files/drafts/tc39-2009-050.pdf
*
* NOTE: this is a draft, and as such, the URL is subject to change. If the
* link is broken, check in the parent directory for the latest TC39 PDF.
* http://www.ecma-international.org/publications/files/drafts/
*
* Previous ES5 Draft
* http://www.ecma-international.org/publications/files/drafts/tc39-2009-025.pdf
* This is a broken link to the previous draft of ES5 on which most of the
* numbered specification references and quotes herein were taken. Updating
* these references and quotes to reflect the new document would be a welcome
* volunteer project.
* Annotated ES5: http://es5.github.com/ (specific links below)
* ES5 Spec: http://www.ecma-international.org/publications/files/ECMA-ST/Ecma-262.pdf
*
* @module
*/
@ -303,39 +305,35 @@ define('pilot/es5-shim', ['require', 'exports', 'module' ], function(require, ex
//
// ES-5 15.3.4.5
// http://www.ecma-international.org/publications/files/drafts/tc39-2009-025.pdf
// http://es5.github.com/#x15.3.4.5
if (!Function.prototype.bind) {
Function.prototype.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.
// XXX this gets pretty close, for all intents and purposes, letting
// some duck-types slide
if (typeof target.apply != "function" || typeof target.call != "function")
return new TypeError();
if (typeof target != "function")
throw new TypeError(); // TODO message
// 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 = slice.call(arguments, 1); // for normal call
// 4. Let F be a new native ECMAScript object.
// 9. Set the [[Prototype]] internal property of F to the standard
// 11. Set the [[Prototype]] internal property of F to the standard
// built-in Function prototype object as specified in 15.3.3.1.
// 10. Set the [[Call]] internal property of F as described in
// 12. Set the [[Call]] internal property of F as described in
// 15.3.4.5.1.
// 11. Set the [[Construct]] internal property of F as described in
// 13. Set the [[Construct]] internal property of F as described in
// 15.3.4.5.2.
// 12. Set the [[HasInstance]] internal property of F as described in
// 14. Set the [[HasInstance]] internal property of F as described in
// 15.3.4.5.3.
// 13. The [[Scope]] internal property of F is unused and need not
// exist.
var bound = 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:
// 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
@ -345,8 +343,13 @@ if (!Function.prototype.bind) {
// 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 F = function(){};
F.prototype = target.prototype;
var self = new F;
var self = Object.create(target.prototype);
var result = target.apply(
self,
args.concat(slice.call(arguments))
@ -359,7 +362,7 @@ if (!Function.prototype.bind) {
// 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
// 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.
@ -367,12 +370,12 @@ if (!Function.prototype.bind) {
// 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.
// 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 target.apply(
@ -383,27 +386,37 @@ if (!Function.prototype.bind) {
}
};
// XXX bound.length is never writable, so don't even try
//
// 16. The length own property of F is given attributes as specified in
// 15.3.5.1.
// 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.
// 17. Set the attributes of the length own property of F to the values
// specified in 15.3.5.1.
// TODO
// 17. Set the [[Extensible]] internal property of F to true.
// 18. Set the [[Extensible]] internal property of F to true.
// TODO
// 18. Call the [[DefineOwnProperty]] internal method of F with
// arguments "caller", PropertyDescriptor {[[Value]]: null,
// [[Writable]]: false, [[Enumerable]]: false, [[Configurable]]:
// false}, and false.
// 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
// 19. Call the [[DefineOwnProperty]] internal method of F with
// arguments "arguments", PropertyDescriptor {[[Value]]: null,
// [[Writable]]: false, [[Enumerable]]: false, [[Configurable]]:
// false}, and false.
// TODO
// NOTE Function objects created using Function.prototype.bind do not
// have a prototype property.
// XXX can't delete it in pure-js.
// 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;
};
}
@ -416,12 +429,16 @@ var call = Function.prototype.call;
var prototypeOfArray = Array.prototype;
var prototypeOfObject = Object.prototype;
var slice = prototypeOfArray.slice;
var toString = prototypeOfObject.toString;
var toString = call.bind(prototypeOfObject.toString);
var owns = call.bind(prototypeOfObject.hasOwnProperty);
var defineGetter, defineSetter, lookupGetter, lookupSetter, supportsAccessors;
// If JS engine supports accessors creating shortcuts.
if ((supportsAccessors = owns(prototypeOfObject, '__defineGetter__'))) {
var defineGetter;
var defineSetter;
var lookupGetter;
var lookupSetter;
var supportsAccessors;
if ((supportsAccessors = owns(prototypeOfObject, "__defineGetter__"))) {
defineGetter = call.bind(prototypeOfObject.__defineGetter__);
defineSetter = call.bind(prototypeOfObject.__defineSetter__);
lookupGetter = call.bind(prototypeOfObject.__lookupGetter__);
@ -434,24 +451,39 @@ if ((supportsAccessors = owns(prototypeOfObject, '__defineGetter__'))) {
//
// ES5 15.4.3.2
// http://es5.github.com/#x15.4.3.2
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/isArray
if (!Array.isArray) {
Array.isArray = function isArray(obj) {
return Object.prototype.toString.call(obj) == "[object Array]";
return toString(obj) == "[object Array]";
};
}
// 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
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/array/foreach
// http://es5.github.com/#x15.4.4.18
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/array/forEach
if (!Array.prototype.forEach) {
Array.prototype.forEach = function forEach(fun /*, thisp*/) {
var self = Object(this),
var self = toObject(this),
thisp = arguments[1],
i = 0,
length = self.length >>> 0;
// If no callback function or if callback is not a callable function
if (!fun || !fun.call) {
throw new TypeError();
if (toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message
}
while (i < length) {
@ -466,15 +498,20 @@ if (!Array.prototype.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
if (!Array.prototype.map) {
Array.prototype.map = function map(fun /*, thisp*/) {
var self = Object(this);
var length = self.length >>> 0;
if (typeof fun != "function")
throw new TypeError();
var result = new Array(length);
var thisp = arguments[1];
var self = toObject(this),
length = self.length >>> 0,
result = Array(length),
thisp = arguments[1];
// If no callback function or if callback is not a callable function
if (toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message
}
for (var i = 0; i < length; i++) {
if (i in self)
result[i] = fun.call(thisp, self[i], i, self);
@ -484,31 +521,42 @@ if (!Array.prototype.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
if (!Array.prototype.filter) {
Array.prototype.filter = function filter(fun /*, thisp */) {
var self = Object(this);
var length = self.length >>> 0;
if (typeof fun != "function")
throw new TypeError();
var result = [];
var thisp = arguments[1];
for (var i = 0; i < length; i++)
var self = toObject(this),
length = self.length >>> 0,
result = [],
thisp = arguments[1];
// If no callback function or if callback is not a callable function
if (toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message
}
for (var i = 0; i < length; i++) {
if (i in self && fun.call(thisp, self[i], i, self))
result.push(self[i]);
}
return result;
};
}
// ES5 15.4.4.16
// http://es5.github.com/#x15.4.4.16
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/every
if (!Array.prototype.every) {
Array.prototype.every = function every(fun /*, thisp */) {
if (this === void 0 || this === null)
throw new TypeError();
if (typeof fun !== "function")
throw new TypeError();
var self = Object(this);
var length = self.length >>> 0;
var thisp = arguments[1];
var self = toObject(this),
length = self.length >>> 0,
thisp = arguments[1];
// If no callback function or if callback is not a callable function
if (toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message
}
for (var i = 0; i < length; i++) {
if (i in self && !fun.call(thisp, self[i], i, self))
return false;
@ -518,16 +566,19 @@ if (!Array.prototype.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
if (!Array.prototype.some) {
Array.prototype.some = function some(fun /*, thisp */) {
if (this === void 0 || this === null)
throw new TypeError();
if (typeof fun !== "function")
throw new TypeError();
var self = Object(this);
var length = self.length >>> 0;
var thisp = arguments[1];
var self = toObject(this),
length = self.length >>> 0,
thisp = arguments[1];
// If no callback function or if callback is not a callable function
if (toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message
}
for (var i = 0; i < length; i++) {
if (i in self && fun.call(thisp, self[i], i, self))
return true;
@ -537,31 +588,21 @@ if (!Array.prototype.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
if (!Array.prototype.reduce) {
Array.prototype.reduce = function reduce(fun /*, initial*/) {
var self = Object(this);
var length = self.length >>> 0;
// Whether to include (... || fun instanceof RegExp)
// in the following expression 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. However, the only case where the
// shim is applied is IE's Trident (and perhaps very
// old revisions of other engines). In Trident,
// regular expressions are a typeof "object", so the
// following guard alone is sufficient.
if (Object.prototype.toString.call(fun) != "[object Function]")
throw new TypeError();
var self = toObject(this),
length = self.length >>> 0;
// If no callback function or if callback is not a callable function
if (toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message
}
// no value to return if no initial value and an empty array
if (!length && arguments.length == 1)
throw new TypeError();
throw new TypeError(); // TODO message
var i = 0;
var result;
@ -576,13 +617,13 @@ if (!Array.prototype.reduce) {
// if array contains no values, no initial value to return
if (++i >= length)
throw new TypeError();
throw new TypeError(); // TODO message
} while (true);
}
for (; i < length; i++) {
if (i in self)
result = fun.call(null, result, self[i], i, self);
result = fun.call(void 0, result, self[i], i, self);
}
return result;
@ -590,16 +631,21 @@ if (!Array.prototype.reduce) {
}
// 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
if (!Array.prototype.reduceRight) {
Array.prototype.reduceRight = function reduceRight(fun /*, initial*/) {
var self = Object(this);
var length = self.length >>> 0;
if (Object.prototype.toString.call(fun) != "[object Function]")
throw new TypeError();
var self = toObject(this),
length = self.length >>> 0;
// If no callback function or if callback is not a callable function
if (toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message
}
// no value to return if no initial value, empty array
if (!length && arguments.length == 1)
throw new TypeError();
throw new TypeError(); // TODO message
var result, i = length - 1;
if (arguments.length >= 2) {
@ -613,13 +659,13 @@ if (!Array.prototype.reduceRight) {
// if array contains no values, no initial value to return
if (--i < 0)
throw new TypeError();
throw new TypeError(); // TODO message
} while (true);
}
do {
if (i in this)
result = fun.call(null, result, self[i], i, self);
result = fun.call(void 0, result, self[i], i, self);
} while (i--);
return result;
@ -627,42 +673,45 @@ if (!Array.prototype.reduceRight) {
}
// ES5 15.4.4.14
// http://es5.github.com/#x15.4.4.14
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/indexOf
if (!Array.prototype.indexOf) {
Array.prototype.indexOf = function indexOf(sought /*, fromIndex */ ) {
if (this === void 0 || this === null)
throw new TypeError();
var self = Object(this);
var length = self.length >>> 0;
var self = toObject(this),
length = self.length >>> 0;
if (!length)
return -1;
var i = 0;
if (arguments.length > 1)
i = toInteger(arguments[1]);
// handle negative indicies
i = i >= 0 ? i : length - Math.abs(i);
// handle negative indices
i = i >= 0 ? i : Math.max(0, length + i);
for (; i < length; i++) {
if (i in self && self[i] === sought) {
return i;
}
}
return -1;
}
};
}
// ES5 15.4.4.15
// http://es5.github.com/#x15.4.4.15
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/lastIndexOf
if (!Array.prototype.lastIndexOf) {
Array.prototype.lastIndexOf = function lastIndexOf(sought /*, fromIndex */) {
if (this === void 0 || this === null)
throw new TypeError();
var self = Object(this);
var length = self.length >>> 0;
var self = toObject(this),
length = self.length >>> 0;
if (!length)
return -1;
var i = length - 1;
if (arguments.length > 1)
i = toInteger(arguments[1]);
// handle negative indicies
i = Math.min(i, toInteger(arguments[1]));
// handle negative indices
i = i >= 0 ? i : length - Math.abs(i);
for (; i >= 0; i--) {
if (i in self && sought === self[i])
@ -678,17 +727,22 @@ if (!Array.prototype.lastIndexOf) {
//
// ES5 15.2.3.2
// http://es5.github.com/#x15.2.3.2
if (!Object.getPrototypeOf) {
// https://github.com/kriskowal/es5-shim/issues#issue/2
// http://ejohn.org/blog/objectgetprototypeof/
// recommended by fschaefer on github
Object.getPrototypeOf = function getPrototypeOf(object) {
return object.__proto__ || object.constructor.prototype;
// or undefined if not available in this engine
return object.__proto__ || (
object.constructor ?
object.constructor.prototype :
prototypeOfObject
);
};
}
// ES5 15.2.3.3
// http://es5.github.com/#x15.2.3.3
if (!Object.getOwnPropertyDescriptor) {
var ERR_NON_OBJECT = "Object.getOwnPropertyDescriptor called on a " +
"non-object: ";
@ -697,7 +751,7 @@ if (!Object.getOwnPropertyDescriptor) {
throw new TypeError(ERR_NON_OBJECT + object);
// If object does not owns property return undefined immediately.
if (!owns(object, property))
return undefined;
return;
var descriptor, getter, setter;
@ -740,6 +794,7 @@ if (!Object.getOwnPropertyDescriptor) {
}
// ES5 15.2.3.4
// http://es5.github.com/#x15.2.3.4
if (!Object.getOwnPropertyNames) {
Object.getOwnPropertyNames = function getOwnPropertyNames(object) {
return Object.keys(object);
@ -747,6 +802,7 @@ if (!Object.getOwnPropertyNames) {
}
// ES5 15.2.3.5
// http://es5.github.com/#x15.2.3.5
if (!Object.create) {
Object.create = function create(prototype, properties) {
var object;
@ -764,36 +820,65 @@ if (!Object.create) {
// objects created using `Object.create`
object.__proto__ = prototype;
}
if (typeof properties != "undefined")
if (properties !== void 0)
Object.defineProperties(object, properties);
return object;
};
}
// ES5 15.2.3.6
var oldDefineProperty = Object.defineProperty;
var defineProperty = !!oldDefineProperty;
if (defineProperty) {
// detect IE 8's DOM-only implementation of defineProperty;
var subject = {};
Object.defineProperty(subject, "", {});
defineProperty = "" in subject;
// http://es5.github.com/#x15.2.3.6
// Patch for WebKit and IE8 standard mode
// Designed by hax <hax.github.com>
// related issue: https://github.com/kriskowal/es5-shim/issues#issue/5
// IE8 Reference:
// http://msdn.microsoft.com/en-us/library/dd282900.aspx
// http://msdn.microsoft.com/en-us/library/dd229916.aspx
// WebKit Bugs:
// https://bugs.webkit.org/show_bug.cgi?id=36423
function doesDefinePropertyWork(object) {
try {
Object.defineProperty(object, "sentinel", {});
return "sentinel" in object;
} catch (exception) {
// returns falsy
}
}
if (!defineProperty) {
// check whether defineProperty works if it's given. Otherwise,
// shim partially.
if (Object.defineProperty) {
var definePropertyWorksOnObject = doesDefinePropertyWork({});
var definePropertyWorksOnDom = typeof document == "undefined" ||
doesDefinePropertyWork(document.createElement("div"));
if (!definePropertyWorksOnObject || !definePropertyWorksOnDom) {
var definePropertyFallback = Object.defineProperty;
}
}
if (!Object.defineProperty || definePropertyFallback) {
var ERR_NON_OBJECT_DESCRIPTOR = "Property description must be an object: ";
var ERR_NON_OBJECT_TARGET = "Object.defineProperty called on non-object: "
var ERR_ACCESSORS_NOT_SUPPORTED = "getters & setters can not be defined " +
"on this javascript engine";
Object.defineProperty = function defineProperty(object, property, descriptor) {
if (typeof object != "object" && typeof object != "function")
if ((typeof object != "object" && typeof object != "function") || object === null)
throw new TypeError(ERR_NON_OBJECT_TARGET + object);
if (typeof descriptor != "object" || descriptor === null)
if ((typeof descriptor != "object" && typeof descriptor != "function") || descriptor === null)
throw new TypeError(ERR_NON_OBJECT_DESCRIPTOR + descriptor);
// make a valiant attempt to use the real defineProperty
// for I8's DOM elements.
if (oldDefineProperty && object.nodeType)
return oldDefineProperty(object, property, descriptor);
if (definePropertyFallback) {
try {
return definePropertyFallback.call(Object, object, property, descriptor);
} catch (exception) {
// try the shim if the real one doesn't work
}
}
// If it's a data property.
if (owns(descriptor, "value")) {
@ -845,6 +930,7 @@ if (!defineProperty) {
}
// ES5 15.2.3.7
// http://es5.github.com/#x15.2.3.7
if (!Object.defineProperties) {
Object.defineProperties = function defineProperties(object, properties) {
for (var property in properties) {
@ -856,6 +942,7 @@ if (!Object.defineProperties) {
}
// ES5 15.2.3.8
// http://es5.github.com/#x15.2.3.8
if (!Object.seal) {
Object.seal = function seal(object) {
// this is misleading and breaks feature-detection, but
@ -866,6 +953,7 @@ if (!Object.seal) {
}
// ES5 15.2.3.9
// http://es5.github.com/#x15.2.3.9
if (!Object.freeze) {
Object.freeze = function freeze(object) {
// this is misleading and breaks feature-detection, but
@ -891,6 +979,7 @@ try {
}
// ES5 15.2.3.10
// http://es5.github.com/#x15.2.3.10
if (!Object.preventExtensions) {
Object.preventExtensions = function preventExtensions(object) {
// this is misleading and breaks feature-detection, but
@ -901,6 +990,7 @@ if (!Object.preventExtensions) {
}
// ES5 15.2.3.11
// http://es5.github.com/#x15.2.3.11
if (!Object.isSealed) {
Object.isSealed = function isSealed(object) {
return false;
@ -908,6 +998,7 @@ if (!Object.isSealed) {
}
// ES5 15.2.3.12
// http://es5.github.com/#x15.2.3.12
if (!Object.isFrozen) {
Object.isFrozen = function isFrozen(object) {
return false;
@ -915,25 +1006,38 @@ if (!Object.isFrozen) {
}
// ES5 15.2.3.13
// http://es5.github.com/#x15.2.3.13
if (!Object.isExtensible) {
Object.isExtensible = function isExtensible(object) {
return true;
// 1. If Type(O) is not Object throw a TypeError exception.
if (Object(object) === object) {
throw new TypeError(); // TODO message
}
// 2. Return the Boolean value of the [[Extensible]] internal property of O.
var name = '';
while (owns(object, name)) {
name += '?';
}
object[name] = true;
var returnValue = owns(object, name);
delete object[name];
return returnValue;
};
}
// ES5 15.2.3.14
// http://whattheheadsaid.com/2010/10/a-safer-object-keys-compatibility-implementation
// http://es5.github.com/#x15.2.3.14
if (!Object.keys) {
// http://whattheheadsaid.com/2010/10/a-safer-object-keys-compatibility-implementation
var hasDontEnumBug = true,
dontEnums = [
'toString',
'toLocaleString',
'valueOf',
'hasOwnProperty',
'isPrototypeOf',
'propertyIsEnumerable',
'constructor'
"toString",
"toLocaleString",
"valueOf",
"hasOwnProperty",
"isPrototypeOf",
"propertyIsEnumerable",
"constructor"
],
dontEnumsLength = dontEnums.length;
@ -942,10 +1046,7 @@ if (!Object.keys) {
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");
var keys = [];
@ -975,32 +1076,39 @@ if (!Object.keys) {
//
// ES5 15.9.5.43
// Format a Date object as a string according to a simplified subset of the ISO 8601
// standard as defined in 15.9.1.15.
if (!Date.prototype.toISOString) {
// 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.
if (!Date.prototype.toISOString || (new Date(-62198755200000).toISOString().indexOf('-000001') === -1)) {
Date.prototype.toISOString = function toISOString() {
var result, length, value;
var result, length, value, year;
if (!isFinite(this))
throw new RangeError;
// the date time string format is specified in 15.9.1.15.
result = [this.getUTCFullYear(), this.getUTCMonth() + 1, this.getUTCDate(),
result = [this.getUTCMonth() + 1, this.getUTCDate(),
this.getUTCHours(), this.getUTCMinutes(), this.getUTCSeconds()];
year = this.getUTCFullYear();
year = (year < 0 ? '-' : (year > 9999 ? '+' : '')) + ('00000' + Math.abs(year)).slice(0 <= year && year <= 9999 ? -4 : -6);
length = result.length;
while (length--) {
value = result[length];
// pad months, days, hours, minutes, and seconds to have two digits.
if (value < 10)
result[length] = '0' + value;
result[length] = "0" + value;
}
// pad milliseconds to have three digits.
return result.slice(0, 3).join('-') + 'T' + result.slice(3).join(':') + '.' +
('000' + this.getUTCMilliseconds()).slice(-3) + 'Z';
return 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();
@ -1008,11 +1116,13 @@ if (!Date.now) {
}
// 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).
if (!Date.prototype.toJSON) {
Date.prototype.toJSON = function toJSON(key) {
// This function provides a String representation of a Date object for
// use by JSON.stringify (15.12.3). When the toJSON method is called
// with argument key, the following steps are taken:
// 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.
@ -1022,13 +1132,11 @@ if (!Date.prototype.toJSON) {
// 4. Let toISO be the result of calling the [[Get]] internal method of
// O with argument "toISOString".
// 5. If IsCallable(toISO) is false, throw a TypeError exception.
// XXX this gets pretty close, for all intents and purposes, letting
// some duck-types slide
if (typeof this.toISOString.call != "function")
throw new TypeError();
if (typeof this.toISOString != "function")
throw new TypeError(); // TODO message
// 6. Return the result of calling the [[Call]] internal method of
// toISO with O as the this value and an empty argument list.
return this.toISOString.call(this);
// toISO with O as the this value and an empty argument list.
return this.toISOString();
// NOTE 1 The argument is ignored.
@ -1041,18 +1149,17 @@ if (!Date.prototype.toJSON) {
};
}
// 15.9.4.2 Date.parse (string)
// 15.9.1.15 Date Time String Format
// Date.parse
// 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
if (isNaN(Date.parse("2011-06-15T21:40:05+06:00"))) {
if (Date.parse("+275760-09-13T00:00:00.000Z") !== 8.64e15) {
// XXX global assignment won't work in embeddings that use
// an alternate object for the context.
Date = (function(NativeDate) {
// Date.length === 7
var Date = function(Y, M, D, h, m, s, ms) {
var Date = function Date(Y, M, D, h, m, s, ms) {
var length = arguments.length;
if (this instanceof NativeDate) {
var date = length == 1 && String(Y) === Y ? // isString(Y)
@ -1075,25 +1182,24 @@ if (isNaN(Date.parse("2011-06-15T21:40:05+06:00"))) {
return NativeDate.apply(this, arguments);
};
// 15.9.1.15 Date Time String Format. This pattern does not implement
// extended years ((15.9.1.15.1), as `Date.UTC` cannot parse them.
// 15.9.1.15 Date Time String Format.
var isoDateExpression = new RegExp("^" +
"(\d{4})" + // four-digit year capture
"(?:-(\d{2})" + // optional month capture
"(?:-(\d{2})" + // optional day capture
"(\\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
"T(\\d{2})" + // hours capture
":(\\d{2})" + // minutes capture
"(?:" + // optional :seconds.milliseconds
":(\d{2})" + // seconds capture
"(?:\.(\d{3}))?" + // milliseconds capture
":(\\d{2})" + // seconds capture
"(?:\\.(\\d{3}))?" + // milliseconds capture
")?" +
"(?:" + // capture UTC offset component
"Z|" + // UTC capture
"(?:" + // offset specifier +/-hours:minutes
"([-+])" + // sign capture
"(\d{2})" + // hours offset capture
":(\d{2})" + // minutes offest capture
"(\\d{2})" + // hours offset capture
":(\\d{2})" + // minutes offset capture
")" +
")?)?)?)?" +
"$");
@ -1125,7 +1231,7 @@ if (isNaN(Date.parse("2011-06-15T21:40:05+06:00"))) {
}
// parse the UTC offset component
var minutesOffset = +match.pop(), hourOffset = +match.pop(), sign = match.pop();
var minuteOffset = +match.pop(), hourOffset = +match.pop(), sign = match.pop();
// compute the explicit time zone offset if specified
var offset = 0;
@ -1139,6 +1245,16 @@ if (isNaN(Date.parse("2011-06-15T21:40:05+06:00"))) {
offset = (hourOffset * 60 + minuteOffset) * 6e4 * (sign == "+" ? -1 : 1);
}
// Date.UTC for years between 0 and 99 converts year to 1900 + year
// The Gregorian calendar has a 400-year cycle, so
// to Date.UTC(year + 400, .... ) - 12622780800000 == Date.UTC(year, ...),
// where 12622780800000 - number of milliseconds in Gregorian calendar 400 years
var year = +match[0];
if (0 <= year && year <= 99) {
match[0] = year + 400;
return NativeDate.UTC.apply(this, match) + offset - 12622780800000;
}
// compute a new UTC date value, accounting for the optional offset
return NativeDate.UTC.apply(this, match) + offset;
}
@ -1155,13 +1271,16 @@ if (isNaN(Date.parse("2011-06-15T21:40:05+06:00"))) {
//
// ES5 15.5.4.20
if (!String.prototype.trim) {
// http://es5.github.com/#x15.5.4.20
var ws = "\x09\x0A\x0B\x0C\x0D\x20\xA0\u1680\u180E\u2000\u2001\u2002\u2003" +
"\u2004\u2005\u2006\u2007\u2008\u2009\u200A\u202F\u205F\u3000\u2028" +
"\u2029\uFEFF";
if (!String.prototype.trim || ws.trim()) {
// http://blog.stevenlevithan.com/archives/faster-trim-javascript
// http://perfectionkills.com/whitespace-deviations/
var s = "[\x09\x0A\-\x0D\x20\xA0\u1680\u180E\u2000-\u200A\u202F" +
"\u205F\u3000\u2028\u2029\uFEFF]"
var trimBeginRegexp = new RegExp("^" + s + s + "*");
var trimEndRegexp = new RegExp(s + s + "*$");
ws = "[" + ws + "]";
var trimBeginRegexp = new RegExp("^" + ws + ws + "*"),
trimEndRegexp = new RegExp(ws + ws + "*$");
String.prototype.trim = function trim() {
return String(this).replace(trimBeginRegexp, "").replace(trimEndRegexp, "");
};
@ -1172,16 +1291,32 @@ if (!String.prototype.trim) {
// ======
//
// ES5 9.4
// http://es5.github.com/#x9.4
// http://jsperf.com/to-integer
var toInteger = function (n) {
n = +n;
if (n !== n) // isNaN
n = -1;
n = 0;
else if (n !== 0 && n !== (1/0) && n !== -(1/0))
n = (n > 0 || -1) * Math.floor(Math.abs(n));
return n;
};
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);
};
});/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*

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@ -251,13 +251,26 @@ require("pilot/es5-shim");
return -1;
};
});// vim:set ts=4 sts=4 sw=4 st:
// -- kriskowal Kris Kowal Copyright (C) 2009-2010 MIT License
});// vim: ts=4 sts=4 sw=4 expandtab
// -- kriskowal Kris Kowal Copyright (C) 2009-2011 MIT License
// -- tlrobinson Tom Robinson Copyright (C) 2009-2010 MIT License (Narwhal Project)
// -- dantman Daniel Friesen Copyright(C) 2010 XXX No License Specified
// -- dantman Daniel Friesen Copyright (C) 2010 XXX TODO License or CLA
// -- fschaefer Florian Schäfer Copyright (C) 2010 MIT License
// -- Irakli Gozalishvili 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/
@ -270,19 +283,8 @@ __ace_shadowed__.define('pilot/es5-shim', ['require', 'exports', 'module' ], fun
* Brings an environment as close to ECMAScript 5 compliance
* as is possible with the facilities of erstwhile engines.
*
* ES5 Draft
* http://www.ecma-international.org/publications/files/drafts/tc39-2009-050.pdf
*
* NOTE: this is a draft, and as such, the URL is subject to change. If the
* link is broken, check in the parent directory for the latest TC39 PDF.
* http://www.ecma-international.org/publications/files/drafts/
*
* Previous ES5 Draft
* http://www.ecma-international.org/publications/files/drafts/tc39-2009-025.pdf
* This is a broken link to the previous draft of ES5 on which most of the
* numbered specification references and quotes herein were taken. Updating
* these references and quotes to reflect the new document would be a welcome
* volunteer project.
* Annotated ES5: http://es5.github.com/ (specific links below)
* ES5 Spec: http://www.ecma-international.org/publications/files/ECMA-ST/Ecma-262.pdf
*
* @module
*/
@ -295,39 +297,35 @@ __ace_shadowed__.define('pilot/es5-shim', ['require', 'exports', 'module' ], fun
//
// ES-5 15.3.4.5
// http://www.ecma-international.org/publications/files/drafts/tc39-2009-025.pdf
// http://es5.github.com/#x15.3.4.5
if (!Function.prototype.bind) {
Function.prototype.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.
// XXX this gets pretty close, for all intents and purposes, letting
// some duck-types slide
if (typeof target.apply != "function" || typeof target.call != "function")
return new TypeError();
if (typeof target != "function")
throw new TypeError(); // TODO message
// 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 = slice.call(arguments, 1); // for normal call
// 4. Let F be a new native ECMAScript object.
// 9. Set the [[Prototype]] internal property of F to the standard
// 11. Set the [[Prototype]] internal property of F to the standard
// built-in Function prototype object as specified in 15.3.3.1.
// 10. Set the [[Call]] internal property of F as described in
// 12. Set the [[Call]] internal property of F as described in
// 15.3.4.5.1.
// 11. Set the [[Construct]] internal property of F as described in
// 13. Set the [[Construct]] internal property of F as described in
// 15.3.4.5.2.
// 12. Set the [[HasInstance]] internal property of F as described in
// 14. Set the [[HasInstance]] internal property of F as described in
// 15.3.4.5.3.
// 13. The [[Scope]] internal property of F is unused and need not
// exist.
var bound = 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:
// 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
@ -337,8 +335,13 @@ if (!Function.prototype.bind) {
// 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 F = function(){};
F.prototype = target.prototype;
var self = new F;
var self = Object.create(target.prototype);
var result = target.apply(
self,
args.concat(slice.call(arguments))
@ -351,7 +354,7 @@ if (!Function.prototype.bind) {
// 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
// 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.
@ -359,12 +362,12 @@ if (!Function.prototype.bind) {
// 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.
// 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 target.apply(
@ -375,27 +378,37 @@ if (!Function.prototype.bind) {
}
};
// XXX bound.length is never writable, so don't even try
//
// 16. The length own property of F is given attributes as specified in
// 15.3.5.1.
// 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.
// 17. Set the attributes of the length own property of F to the values
// specified in 15.3.5.1.
// TODO
// 17. Set the [[Extensible]] internal property of F to true.
// 18. Set the [[Extensible]] internal property of F to true.
// TODO
// 18. Call the [[DefineOwnProperty]] internal method of F with
// arguments "caller", PropertyDescriptor {[[Value]]: null,
// [[Writable]]: false, [[Enumerable]]: false, [[Configurable]]:
// false}, and false.
// 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
// 19. Call the [[DefineOwnProperty]] internal method of F with
// arguments "arguments", PropertyDescriptor {[[Value]]: null,
// [[Writable]]: false, [[Enumerable]]: false, [[Configurable]]:
// false}, and false.
// TODO
// NOTE Function objects created using Function.prototype.bind do not
// have a prototype property.
// XXX can't delete it in pure-js.
// 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;
};
}
@ -408,12 +421,16 @@ var call = Function.prototype.call;
var prototypeOfArray = Array.prototype;
var prototypeOfObject = Object.prototype;
var slice = prototypeOfArray.slice;
var toString = prototypeOfObject.toString;
var toString = call.bind(prototypeOfObject.toString);
var owns = call.bind(prototypeOfObject.hasOwnProperty);
var defineGetter, defineSetter, lookupGetter, lookupSetter, supportsAccessors;
// If JS engine supports accessors creating shortcuts.
if ((supportsAccessors = owns(prototypeOfObject, '__defineGetter__'))) {
var defineGetter;
var defineSetter;
var lookupGetter;
var lookupSetter;
var supportsAccessors;
if ((supportsAccessors = owns(prototypeOfObject, "__defineGetter__"))) {
defineGetter = call.bind(prototypeOfObject.__defineGetter__);
defineSetter = call.bind(prototypeOfObject.__defineSetter__);
lookupGetter = call.bind(prototypeOfObject.__lookupGetter__);
@ -426,24 +443,39 @@ if ((supportsAccessors = owns(prototypeOfObject, '__defineGetter__'))) {
//
// ES5 15.4.3.2
// http://es5.github.com/#x15.4.3.2
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/isArray
if (!Array.isArray) {
Array.isArray = function isArray(obj) {
return Object.prototype.toString.call(obj) == "[object Array]";
return toString(obj) == "[object Array]";
};
}
// 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
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/array/foreach
// http://es5.github.com/#x15.4.4.18
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/array/forEach
if (!Array.prototype.forEach) {
Array.prototype.forEach = function forEach(fun /*, thisp*/) {
var self = Object(this),
var self = toObject(this),
thisp = arguments[1],
i = 0,
length = self.length >>> 0;
// If no callback function or if callback is not a callable function
if (!fun || !fun.call) {
throw new TypeError();
if (toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message
}
while (i < length) {
@ -458,15 +490,20 @@ if (!Array.prototype.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
if (!Array.prototype.map) {
Array.prototype.map = function map(fun /*, thisp*/) {
var self = Object(this);
var length = self.length >>> 0;
if (typeof fun != "function")
throw new TypeError();
var result = new Array(length);
var thisp = arguments[1];
var self = toObject(this),
length = self.length >>> 0,
result = Array(length),
thisp = arguments[1];
// If no callback function or if callback is not a callable function
if (toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message
}
for (var i = 0; i < length; i++) {
if (i in self)
result[i] = fun.call(thisp, self[i], i, self);
@ -476,31 +513,42 @@ if (!Array.prototype.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
if (!Array.prototype.filter) {
Array.prototype.filter = function filter(fun /*, thisp */) {
var self = Object(this);
var length = self.length >>> 0;
if (typeof fun != "function")
throw new TypeError();
var result = [];
var thisp = arguments[1];
for (var i = 0; i < length; i++)
var self = toObject(this),
length = self.length >>> 0,
result = [],
thisp = arguments[1];
// If no callback function or if callback is not a callable function
if (toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message
}
for (var i = 0; i < length; i++) {
if (i in self && fun.call(thisp, self[i], i, self))
result.push(self[i]);
}
return result;
};
}
// ES5 15.4.4.16
// http://es5.github.com/#x15.4.4.16
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/every
if (!Array.prototype.every) {
Array.prototype.every = function every(fun /*, thisp */) {
if (this === void 0 || this === null)
throw new TypeError();
if (typeof fun !== "function")
throw new TypeError();
var self = Object(this);
var length = self.length >>> 0;
var thisp = arguments[1];
var self = toObject(this),
length = self.length >>> 0,
thisp = arguments[1];
// If no callback function or if callback is not a callable function
if (toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message
}
for (var i = 0; i < length; i++) {
if (i in self && !fun.call(thisp, self[i], i, self))
return false;
@ -510,16 +558,19 @@ if (!Array.prototype.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
if (!Array.prototype.some) {
Array.prototype.some = function some(fun /*, thisp */) {
if (this === void 0 || this === null)
throw new TypeError();
if (typeof fun !== "function")
throw new TypeError();
var self = Object(this);
var length = self.length >>> 0;
var thisp = arguments[1];
var self = toObject(this),
length = self.length >>> 0,
thisp = arguments[1];
// If no callback function or if callback is not a callable function
if (toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message
}
for (var i = 0; i < length; i++) {
if (i in self && fun.call(thisp, self[i], i, self))
return true;
@ -529,31 +580,21 @@ if (!Array.prototype.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
if (!Array.prototype.reduce) {
Array.prototype.reduce = function reduce(fun /*, initial*/) {
var self = Object(this);
var length = self.length >>> 0;
// Whether to include (... || fun instanceof RegExp)
// in the following expression 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. However, the only case where the
// shim is applied is IE's Trident (and perhaps very
// old revisions of other engines). In Trident,
// regular expressions are a typeof "object", so the
// following guard alone is sufficient.
if (Object.prototype.toString.call(fun) != "[object Function]")
throw new TypeError();
var self = toObject(this),
length = self.length >>> 0;
// If no callback function or if callback is not a callable function
if (toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message
}
// no value to return if no initial value and an empty array
if (!length && arguments.length == 1)
throw new TypeError();
throw new TypeError(); // TODO message
var i = 0;
var result;
@ -568,13 +609,13 @@ if (!Array.prototype.reduce) {
// if array contains no values, no initial value to return
if (++i >= length)
throw new TypeError();
throw new TypeError(); // TODO message
} while (true);
}
for (; i < length; i++) {
if (i in self)
result = fun.call(null, result, self[i], i, self);
result = fun.call(void 0, result, self[i], i, self);
}
return result;
@ -582,16 +623,21 @@ if (!Array.prototype.reduce) {
}
// 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
if (!Array.prototype.reduceRight) {
Array.prototype.reduceRight = function reduceRight(fun /*, initial*/) {
var self = Object(this);
var length = self.length >>> 0;
if (Object.prototype.toString.call(fun) != "[object Function]")
throw new TypeError();
var self = toObject(this),
length = self.length >>> 0;
// If no callback function or if callback is not a callable function
if (toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message
}
// no value to return if no initial value, empty array
if (!length && arguments.length == 1)
throw new TypeError();
throw new TypeError(); // TODO message
var result, i = length - 1;
if (arguments.length >= 2) {
@ -605,13 +651,13 @@ if (!Array.prototype.reduceRight) {
// if array contains no values, no initial value to return
if (--i < 0)
throw new TypeError();
throw new TypeError(); // TODO message
} while (true);
}
do {
if (i in this)
result = fun.call(null, result, self[i], i, self);
result = fun.call(void 0, result, self[i], i, self);
} while (i--);
return result;
@ -619,42 +665,45 @@ if (!Array.prototype.reduceRight) {
}
// ES5 15.4.4.14
// http://es5.github.com/#x15.4.4.14
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/indexOf
if (!Array.prototype.indexOf) {
Array.prototype.indexOf = function indexOf(sought /*, fromIndex */ ) {
if (this === void 0 || this === null)
throw new TypeError();
var self = Object(this);
var length = self.length >>> 0;
var self = toObject(this),
length = self.length >>> 0;
if (!length)
return -1;
var i = 0;
if (arguments.length > 1)
i = toInteger(arguments[1]);
// handle negative indicies
i = i >= 0 ? i : length - Math.abs(i);
// handle negative indices
i = i >= 0 ? i : Math.max(0, length + i);
for (; i < length; i++) {
if (i in self && self[i] === sought) {
return i;
}
}
return -1;
}
};
}
// ES5 15.4.4.15
// http://es5.github.com/#x15.4.4.15
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/lastIndexOf
if (!Array.prototype.lastIndexOf) {
Array.prototype.lastIndexOf = function lastIndexOf(sought /*, fromIndex */) {
if (this === void 0 || this === null)
throw new TypeError();
var self = Object(this);
var length = self.length >>> 0;
var self = toObject(this),
length = self.length >>> 0;
if (!length)
return -1;
var i = length - 1;
if (arguments.length > 1)
i = toInteger(arguments[1]);
// handle negative indicies
i = Math.min(i, toInteger(arguments[1]));
// handle negative indices
i = i >= 0 ? i : length - Math.abs(i);
for (; i >= 0; i--) {
if (i in self && sought === self[i])
@ -670,17 +719,22 @@ if (!Array.prototype.lastIndexOf) {
//
// ES5 15.2.3.2
// http://es5.github.com/#x15.2.3.2
if (!Object.getPrototypeOf) {
// https://github.com/kriskowal/es5-shim/issues#issue/2
// http://ejohn.org/blog/objectgetprototypeof/
// recommended by fschaefer on github
Object.getPrototypeOf = function getPrototypeOf(object) {
return object.__proto__ || object.constructor.prototype;
// or undefined if not available in this engine
return object.__proto__ || (
object.constructor ?
object.constructor.prototype :
prototypeOfObject
);
};
}
// ES5 15.2.3.3
// http://es5.github.com/#x15.2.3.3
if (!Object.getOwnPropertyDescriptor) {
var ERR_NON_OBJECT = "Object.getOwnPropertyDescriptor called on a " +
"non-object: ";
@ -689,7 +743,7 @@ if (!Object.getOwnPropertyDescriptor) {
throw new TypeError(ERR_NON_OBJECT + object);
// If object does not owns property return undefined immediately.
if (!owns(object, property))
return undefined;
return;
var descriptor, getter, setter;
@ -732,6 +786,7 @@ if (!Object.getOwnPropertyDescriptor) {
}
// ES5 15.2.3.4
// http://es5.github.com/#x15.2.3.4
if (!Object.getOwnPropertyNames) {
Object.getOwnPropertyNames = function getOwnPropertyNames(object) {
return Object.keys(object);
@ -739,6 +794,7 @@ if (!Object.getOwnPropertyNames) {
}
// ES5 15.2.3.5
// http://es5.github.com/#x15.2.3.5
if (!Object.create) {
Object.create = function create(prototype, properties) {
var object;
@ -756,36 +812,65 @@ if (!Object.create) {
// objects created using `Object.create`
object.__proto__ = prototype;
}
if (typeof properties != "undefined")
if (properties !== void 0)
Object.defineProperties(object, properties);
return object;
};
}
// ES5 15.2.3.6
var oldDefineProperty = Object.defineProperty;
var defineProperty = !!oldDefineProperty;
if (defineProperty) {
// detect IE 8's DOM-only implementation of defineProperty;
var subject = {};
Object.defineProperty(subject, "", {});
defineProperty = "" in subject;
// http://es5.github.com/#x15.2.3.6
// Patch for WebKit and IE8 standard mode
// Designed by hax <hax.github.com>
// related issue: https://github.com/kriskowal/es5-shim/issues#issue/5
// IE8 Reference:
// http://msdn.microsoft.com/en-us/library/dd282900.aspx
// http://msdn.microsoft.com/en-us/library/dd229916.aspx
// WebKit Bugs:
// https://bugs.webkit.org/show_bug.cgi?id=36423
function doesDefinePropertyWork(object) {
try {
Object.defineProperty(object, "sentinel", {});
return "sentinel" in object;
} catch (exception) {
// returns falsy
}
}
if (!defineProperty) {
// check whether defineProperty works if it's given. Otherwise,
// shim partially.
if (Object.defineProperty) {
var definePropertyWorksOnObject = doesDefinePropertyWork({});
var definePropertyWorksOnDom = typeof document == "undefined" ||
doesDefinePropertyWork(document.createElement("div"));
if (!definePropertyWorksOnObject || !definePropertyWorksOnDom) {
var definePropertyFallback = Object.defineProperty;
}
}
if (!Object.defineProperty || definePropertyFallback) {
var ERR_NON_OBJECT_DESCRIPTOR = "Property description must be an object: ";
var ERR_NON_OBJECT_TARGET = "Object.defineProperty called on non-object: "
var ERR_ACCESSORS_NOT_SUPPORTED = "getters & setters can not be defined " +
"on this javascript engine";
Object.defineProperty = function defineProperty(object, property, descriptor) {
if (typeof object != "object" && typeof object != "function")
if ((typeof object != "object" && typeof object != "function") || object === null)
throw new TypeError(ERR_NON_OBJECT_TARGET + object);
if (typeof descriptor != "object" || descriptor === null)
if ((typeof descriptor != "object" && typeof descriptor != "function") || descriptor === null)
throw new TypeError(ERR_NON_OBJECT_DESCRIPTOR + descriptor);
// make a valiant attempt to use the real defineProperty
// for I8's DOM elements.
if (oldDefineProperty && object.nodeType)
return oldDefineProperty(object, property, descriptor);
if (definePropertyFallback) {
try {
return definePropertyFallback.call(Object, object, property, descriptor);
} catch (exception) {
// try the shim if the real one doesn't work
}
}
// If it's a data property.
if (owns(descriptor, "value")) {
@ -837,6 +922,7 @@ if (!defineProperty) {
}
// ES5 15.2.3.7
// http://es5.github.com/#x15.2.3.7
if (!Object.defineProperties) {
Object.defineProperties = function defineProperties(object, properties) {
for (var property in properties) {
@ -848,6 +934,7 @@ if (!Object.defineProperties) {
}
// ES5 15.2.3.8
// http://es5.github.com/#x15.2.3.8
if (!Object.seal) {
Object.seal = function seal(object) {
// this is misleading and breaks feature-detection, but
@ -858,6 +945,7 @@ if (!Object.seal) {
}
// ES5 15.2.3.9
// http://es5.github.com/#x15.2.3.9
if (!Object.freeze) {
Object.freeze = function freeze(object) {
// this is misleading and breaks feature-detection, but
@ -883,6 +971,7 @@ try {
}
// ES5 15.2.3.10
// http://es5.github.com/#x15.2.3.10
if (!Object.preventExtensions) {
Object.preventExtensions = function preventExtensions(object) {
// this is misleading and breaks feature-detection, but
@ -893,6 +982,7 @@ if (!Object.preventExtensions) {
}
// ES5 15.2.3.11
// http://es5.github.com/#x15.2.3.11
if (!Object.isSealed) {
Object.isSealed = function isSealed(object) {
return false;
@ -900,6 +990,7 @@ if (!Object.isSealed) {
}
// ES5 15.2.3.12
// http://es5.github.com/#x15.2.3.12
if (!Object.isFrozen) {
Object.isFrozen = function isFrozen(object) {
return false;
@ -907,25 +998,38 @@ if (!Object.isFrozen) {
}
// ES5 15.2.3.13
// http://es5.github.com/#x15.2.3.13
if (!Object.isExtensible) {
Object.isExtensible = function isExtensible(object) {
return true;
// 1. If Type(O) is not Object throw a TypeError exception.
if (Object(object) === object) {
throw new TypeError(); // TODO message
}
// 2. Return the Boolean value of the [[Extensible]] internal property of O.
var name = '';
while (owns(object, name)) {
name += '?';
}
object[name] = true;
var returnValue = owns(object, name);
delete object[name];
return returnValue;
};
}
// ES5 15.2.3.14
// http://whattheheadsaid.com/2010/10/a-safer-object-keys-compatibility-implementation
// http://es5.github.com/#x15.2.3.14
if (!Object.keys) {
// http://whattheheadsaid.com/2010/10/a-safer-object-keys-compatibility-implementation
var hasDontEnumBug = true,
dontEnums = [
'toString',
'toLocaleString',
'valueOf',
'hasOwnProperty',
'isPrototypeOf',
'propertyIsEnumerable',
'constructor'
"toString",
"toLocaleString",
"valueOf",
"hasOwnProperty",
"isPrototypeOf",
"propertyIsEnumerable",
"constructor"
],
dontEnumsLength = dontEnums.length;
@ -934,10 +1038,7 @@ if (!Object.keys) {
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");
var keys = [];
@ -967,32 +1068,39 @@ if (!Object.keys) {
//
// ES5 15.9.5.43
// Format a Date object as a string according to a simplified subset of the ISO 8601
// standard as defined in 15.9.1.15.
if (!Date.prototype.toISOString) {
// 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.
if (!Date.prototype.toISOString || (new Date(-62198755200000).toISOString().indexOf('-000001') === -1)) {
Date.prototype.toISOString = function toISOString() {
var result, length, value;
var result, length, value, year;
if (!isFinite(this))
throw new RangeError;
// the date time string format is specified in 15.9.1.15.
result = [this.getUTCFullYear(), this.getUTCMonth() + 1, this.getUTCDate(),
result = [this.getUTCMonth() + 1, this.getUTCDate(),
this.getUTCHours(), this.getUTCMinutes(), this.getUTCSeconds()];
year = this.getUTCFullYear();
year = (year < 0 ? '-' : (year > 9999 ? '+' : '')) + ('00000' + Math.abs(year)).slice(0 <= year && year <= 9999 ? -4 : -6);
length = result.length;
while (length--) {
value = result[length];
// pad months, days, hours, minutes, and seconds to have two digits.
if (value < 10)
result[length] = '0' + value;
result[length] = "0" + value;
}
// pad milliseconds to have three digits.
return result.slice(0, 3).join('-') + 'T' + result.slice(3).join(':') + '.' +
('000' + this.getUTCMilliseconds()).slice(-3) + 'Z';
return 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();
@ -1000,11 +1108,13 @@ if (!Date.now) {
}
// 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).
if (!Date.prototype.toJSON) {
Date.prototype.toJSON = function toJSON(key) {
// This function provides a String representation of a Date object for
// use by JSON.stringify (15.12.3). When the toJSON method is called
// with argument key, the following steps are taken:
// 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.
@ -1014,13 +1124,11 @@ if (!Date.prototype.toJSON) {
// 4. Let toISO be the result of calling the [[Get]] internal method of
// O with argument "toISOString".
// 5. If IsCallable(toISO) is false, throw a TypeError exception.
// XXX this gets pretty close, for all intents and purposes, letting
// some duck-types slide
if (typeof this.toISOString.call != "function")
throw new TypeError();
if (typeof this.toISOString != "function")
throw new TypeError(); // TODO message
// 6. Return the result of calling the [[Call]] internal method of
// toISO with O as the this value and an empty argument list.
return this.toISOString.call(this);
// toISO with O as the this value and an empty argument list.
return this.toISOString();
// NOTE 1 The argument is ignored.
@ -1033,18 +1141,17 @@ if (!Date.prototype.toJSON) {
};
}
// 15.9.4.2 Date.parse (string)
// 15.9.1.15 Date Time String Format
// Date.parse
// 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
if (isNaN(Date.parse("2011-06-15T21:40:05+06:00"))) {
if (Date.parse("+275760-09-13T00:00:00.000Z") !== 8.64e15) {
// XXX global assignment won't work in embeddings that use
// an alternate object for the context.
Date = (function(NativeDate) {
// Date.length === 7
var Date = function(Y, M, D, h, m, s, ms) {
var Date = function Date(Y, M, D, h, m, s, ms) {
var length = arguments.length;
if (this instanceof NativeDate) {
var date = length == 1 && String(Y) === Y ? // isString(Y)
@ -1067,25 +1174,24 @@ if (isNaN(Date.parse("2011-06-15T21:40:05+06:00"))) {
return NativeDate.apply(this, arguments);
};
// 15.9.1.15 Date Time String Format. This pattern does not implement
// extended years ((15.9.1.15.1), as `Date.UTC` cannot parse them.
// 15.9.1.15 Date Time String Format.
var isoDateExpression = new RegExp("^" +
"(\d{4})" + // four-digit year capture
"(?:-(\d{2})" + // optional month capture
"(?:-(\d{2})" + // optional day capture
"(\\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
"T(\\d{2})" + // hours capture
":(\\d{2})" + // minutes capture
"(?:" + // optional :seconds.milliseconds
":(\d{2})" + // seconds capture
"(?:\.(\d{3}))?" + // milliseconds capture
":(\\d{2})" + // seconds capture
"(?:\\.(\\d{3}))?" + // milliseconds capture
")?" +
"(?:" + // capture UTC offset component
"Z|" + // UTC capture
"(?:" + // offset specifier +/-hours:minutes
"([-+])" + // sign capture
"(\d{2})" + // hours offset capture
":(\d{2})" + // minutes offest capture
"(\\d{2})" + // hours offset capture
":(\\d{2})" + // minutes offset capture
")" +
")?)?)?)?" +
"$");
@ -1117,7 +1223,7 @@ if (isNaN(Date.parse("2011-06-15T21:40:05+06:00"))) {
}
// parse the UTC offset component
var minutesOffset = +match.pop(), hourOffset = +match.pop(), sign = match.pop();
var minuteOffset = +match.pop(), hourOffset = +match.pop(), sign = match.pop();
// compute the explicit time zone offset if specified
var offset = 0;
@ -1131,6 +1237,16 @@ if (isNaN(Date.parse("2011-06-15T21:40:05+06:00"))) {
offset = (hourOffset * 60 + minuteOffset) * 6e4 * (sign == "+" ? -1 : 1);
}
// Date.UTC for years between 0 and 99 converts year to 1900 + year
// The Gregorian calendar has a 400-year cycle, so
// to Date.UTC(year + 400, .... ) - 12622780800000 == Date.UTC(year, ...),
// where 12622780800000 - number of milliseconds in Gregorian calendar 400 years
var year = +match[0];
if (0 <= year && year <= 99) {
match[0] = year + 400;
return NativeDate.UTC.apply(this, match) + offset - 12622780800000;
}
// compute a new UTC date value, accounting for the optional offset
return NativeDate.UTC.apply(this, match) + offset;
}
@ -1147,13 +1263,16 @@ if (isNaN(Date.parse("2011-06-15T21:40:05+06:00"))) {
//
// ES5 15.5.4.20
if (!String.prototype.trim) {
// http://es5.github.com/#x15.5.4.20
var ws = "\x09\x0A\x0B\x0C\x0D\x20\xA0\u1680\u180E\u2000\u2001\u2002\u2003" +
"\u2004\u2005\u2006\u2007\u2008\u2009\u200A\u202F\u205F\u3000\u2028" +
"\u2029\uFEFF";
if (!String.prototype.trim || ws.trim()) {
// http://blog.stevenlevithan.com/archives/faster-trim-javascript
// http://perfectionkills.com/whitespace-deviations/
var s = "[\x09\x0A\-\x0D\x20\xA0\u1680\u180E\u2000-\u200A\u202F" +
"\u205F\u3000\u2028\u2029\uFEFF]"
var trimBeginRegexp = new RegExp("^" + s + s + "*");
var trimEndRegexp = new RegExp(s + s + "*$");
ws = "[" + ws + "]";
var trimBeginRegexp = new RegExp("^" + ws + ws + "*"),
trimEndRegexp = new RegExp(ws + ws + "*$");
String.prototype.trim = function trim() {
return String(this).replace(trimBeginRegexp, "").replace(trimEndRegexp, "");
};
@ -1164,16 +1283,32 @@ if (!String.prototype.trim) {
// ======
//
// ES5 9.4
// http://es5.github.com/#x9.4
// http://jsperf.com/to-integer
var toInteger = function (n) {
n = +n;
if (n !== n) // isNaN
n = -1;
n = 0;
else if (n !== 0 && n !== (1/0) && n !== -(1/0))
n = (n > 0 || -1) * Math.floor(Math.abs(n));
return n;
};
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);
};
});/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*

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