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es5-shim

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es5-shim - npm Package Compare versions

Comparing version 3.4.0 to 4.0.0

64

.jscs.json
{
"requireCurlyBraces": ["if", "else", "for", "while", "do", "try", "catch"],
"additionalRules": [],
"requireSpaceAfterKeywords": ["if", "else", "for", "while", "do", "switch", "return", "try", "catch", "function"],
"disallowImplicitTypeConversion": ["binary", "string"],
"disallowKeywords": ["with", "eval"],
"disallowKeywordsOnNewLine": ["else"],
"disallowMultipleLineStrings": true,
"disallowQuotedKeysInObjects": "allButReserved",
"disallowSpaceAfterBinaryOperators": [],
"disallowSpaceAfterKeywords": [],
"requireSpacesInAnonymousFunctionExpression": { "beforeOpeningRoundBrace": true, "beforeOpeningCurlyBrace": true },
"requireSpacesInNamedFunctionExpression": { "beforeOpeningCurlyBrace": true },
"disallowSpacesInNamedFunctionExpression": { "beforeOpeningRoundBrace": true },
"requireSpacesInFunctionDeclaration": { "beforeOpeningCurlyBrace": true },
"disallowSpaceAfterObjectKeys": true,
"disallowSpaceAfterPrefixUnaryOperators": ["++", "--", "+", "-", "~", "!"],
"disallowSpaceBeforeBinaryOperators": [],
"disallowSpaceBeforePostfixUnaryOperators": ["++", "--"],
"disallowSpacesInFunctionDeclaration": { "beforeOpeningRoundBrace": true },
"disallowSpacesInsideParentheses": true,
"disallowSpacesInNamedFunctionExpression": { "beforeOpeningRoundBrace": true },
"disallowSpacesInsideArrayBrackets": true,
"disallowQuotedKeysInObjects": "allButReserved",
"disallowSpacesInsideParentheses": true,
"disallowSpaceAfterObjectKeys": true,
"disallowTrailingWhitespace": true,
"excludeFiles": ["node_modules/**", "vendor/**"],
"requireCommaBeforeLineBreak": true,
"disallowSpaceAfterPrefixUnaryOperators": ["++", "--", "+", "-", "~", "!"],
"requireSpaceAfterPrefixUnaryOperators": [],
"requireCurlyBraces": ["if", "else", "for", "while", "do", "try", "catch"],
"disallowSpaceBeforePostfixUnaryOperators": ["++", "--"],
"requireSpaceBeforePostfixUnaryOperators": [],
"requireKeywordsOnNewLine": [],
"disallowSpaceBeforeBinaryOperators": [],
"requireSpaceBeforeBinaryOperators": ["+", "-", "/", "*", "=", "==", "===", "!=", "!=="],
"requireLineFeedAtFileEnd": true,
"requireSpaceAfterBinaryOperators": ["+", "-", "/", "*", "=", "==", "===", "!=", "!=="],
"disallowSpaceAfterBinaryOperators": [],
"disallowImplicitTypeConversion": ["binary", "string"],
"requireSpaceAfterKeywords": ["if", "else", "for", "while", "do", "switch", "return", "try", "catch", "function"],
"disallowKeywords": ["with", "eval"],
"requireSpaceAfterPrefixUnaryOperators": [],
"validateLineBreaks": "LF",
"requireSpaceBeforeBinaryOperators": ["+", "-", "/", "*", "=", "==", "===", "!=", "!=="],
"requireKeywordsOnNewLine": [],
"disallowKeywordsOnNewLine": ["else"],
"requireSpaceBeforePostfixUnaryOperators": [],
"requireLineFeedAtFileEnd": true,
"requireSpacesInAnonymousFunctionExpression": { "beforeOpeningRoundBrace": true, "beforeOpeningCurlyBrace": true },
"disallowTrailingWhitespace": true,
"requireSpacesInFunctionDeclaration": { "beforeOpeningCurlyBrace": true },
"excludeFiles": ["node_modules/**", "vendor/**"],
"requireSpacesInNamedFunctionExpression": { "beforeOpeningCurlyBrace": true },
"disallowMultipleLineStrings": true,
"additionalRules": []
"validateLineBreaks": "LF"
}

2

bower.json
{
"name": "es5-shim",
"version": "3.4.0",
"version": "4.0.0",
"main": "es5-shim.js",

@@ -5,0 +5,0 @@ "repository": {

2

component.json

@@ -5,3 +5,3 @@ {

"description": "ECMAScript 5 compatibility shims for legacy JavaScript engines",
"version": "v3.4.0",
"version": "v4.0.0",
"keywords": [

@@ -8,0 +8,0 @@ "shim",

752

es5-shim.js

@@ -40,18 +40,21 @@ /*!

// dereference that costs universally.
var call = Function.prototype.call;
var prototypeOfArray = Array.prototype;
var prototypeOfObject = Object.prototype;
var _Array_slice_ = prototypeOfArray.slice;
var array_splice = Array.prototype.splice;
var array_push = Array.prototype.push;
var array_unshift = Array.prototype.unshift;
var ArrayPrototype = Array.prototype;
var ObjectPrototype = Object.prototype;
var FunctionPrototype = Function.prototype;
var StringPrototype = String.prototype;
var NumberPrototype = Number.prototype;
var _Array_slice_ = ArrayPrototype.slice;
var array_splice = ArrayPrototype.splice;
var array_push = ArrayPrototype.push;
var array_unshift = ArrayPrototype.unshift;
var call = FunctionPrototype.call;
// Having a toString local variable name breaks in Opera so use _toString.
var _toString = prototypeOfObject.toString;
var _toString = ObjectPrototype.toString;
var isFunction = function (val) {
return prototypeOfObject.toString.call(val) === '[object Function]';
return ObjectPrototype.toString.call(val) === '[object Function]';
};
var isRegex = function (val) {
return prototypeOfObject.toString.call(val) === '[object RegExp]';
return ObjectPrototype.toString.call(val) === '[object RegExp]';
};

@@ -61,2 +64,5 @@ var isArray = function isArray(obj) {

};
var isString = function isString(obj) {
return _toString.call(obj) === "[object String]";
};
var isArguments = function isArguments(value) {

@@ -76,3 +82,104 @@ var str = _toString.call(value);

var supportsDescriptors = Object.defineProperty && (function () {
try {
Object.defineProperty({}, 'x', {});
return true;
} catch (e) { /* this is ES3 */
return false;
}
}());
// Define configurable, writable and non-enumerable props
// if they don't exist.
var defineProperty;
if (supportsDescriptors) {
defineProperty = function (object, name, method, forceAssign) {
if (!forceAssign && (name in object)) { return; }
Object.defineProperty(object, name, {
configurable: true,
enumerable: false,
writable: true,
value: method
});
};
} else {
defineProperty = function (object, name, method, forceAssign) {
if (!forceAssign && (name in object)) { return; }
object[name] = method;
};
}
var defineProperties = function (object, map, forceAssign) {
for (var name in map) {
if (ObjectPrototype.hasOwnProperty.call(map, name)) {
defineProperty(object, name, map[name], forceAssign);
}
}
};
//
// Util
// ======
//
// ES5 9.4
// http://es5.github.com/#x9.4
// http://jsperf.com/to-integer
function toInteger(n) {
n = +n;
if (n !== n) { // isNaN
n = 0;
} else if (n !== 0 && n !== (1 / 0) && n !== -(1 / 0)) {
n = (n > 0 || -1) * Math.floor(Math.abs(n));
}
return n;
}
function isPrimitive(input) {
var type = typeof input;
return (
input === null ||
type === "undefined" ||
type === "boolean" ||
type === "number" ||
type === "string"
);
}
function toPrimitive(input) {
var val, valueOf, toStr;
if (isPrimitive(input)) {
return input;
}
valueOf = input.valueOf;
if (isFunction(valueOf)) {
val = valueOf.call(input);
if (isPrimitive(val)) {
return val;
}
}
toStr = input.toString;
if (isFunction(toStr)) {
val = toStr.call(input);
if (isPrimitive(val)) {
return val;
}
}
throw new TypeError();
}
// ES5 9.9
// http://es5.github.com/#x9.9
var toObject = function (o) {
if (o == null) { // this matches both null and undefined
throw new TypeError("can't convert " + o + " to object");
}
return Object(o);
};
var ToUint32 = function ToUint32(x) {
return x >>> 0;
};
//
// Function

@@ -87,4 +194,4 @@ // ========

if (!Function.prototype.bind) {
Function.prototype.bind = function bind(that) { // .length is 1
defineProperties(FunctionPrototype, {
bind: function bind(that) { // .length is 1
// 1. Let Target be the this value.

@@ -218,8 +325,8 @@ var target = this;

return bound;
};
}
}
});
// _Please note: Shortcuts are defined after `Function.prototype.bind` as we
// us it in defining shortcuts.
var owns = call.bind(prototypeOfObject.hasOwnProperty);
var owns = call.bind(ObjectPrototype.hasOwnProperty);

@@ -232,7 +339,7 @@ // If JS engine supports accessors creating shortcuts.

var supportsAccessors;
if ((supportsAccessors = owns(prototypeOfObject, "__defineGetter__"))) {
defineGetter = call.bind(prototypeOfObject.__defineGetter__);
defineSetter = call.bind(prototypeOfObject.__defineSetter__);
lookupGetter = call.bind(prototypeOfObject.__lookupGetter__);
lookupSetter = call.bind(prototypeOfObject.__lookupSetter__);
if ((supportsAccessors = owns(ObjectPrototype, "__defineGetter__"))) {
defineGetter = call.bind(ObjectPrototype.__defineGetter__);
defineSetter = call.bind(ObjectPrototype.__defineSetter__);
lookupGetter = call.bind(ObjectPrototype.__lookupGetter__);
lookupSetter = call.bind(ObjectPrototype.__lookupSetter__);
}

@@ -247,8 +354,2 @@

// http://es5.github.com/#x15.4.4.12
var spliceWorksWithEmptyObject = (function () {
var obj = {};
Array.prototype.splice.call(obj, 0, 0, 1);
return obj.length === 1;
}());
var omittingSecondSpliceArgIsNoop = [1].splice(0).length === 0;
var spliceNoopReturnsEmptyArray = (function () {

@@ -259,12 +360,21 @@ var a = [1, 2];

}());
if (spliceNoopReturnsEmptyArray) {
// Safari 5.0 bug where .split() returns undefined
Array.prototype.splice = function splice(start, deleteCount) {
defineProperties(ArrayPrototype, {
// Safari 5.0 bug where .splice() returns undefined
splice: function splice(start, deleteCount) {
if (arguments.length === 0) {
return [];
} else {
return array_splice.apply(this, arguments);
}
}
}, spliceNoopReturnsEmptyArray);
var spliceWorksWithEmptyObject = (function () {
var obj = {};
ArrayPrototype.splice.call(obj, 0, 0, 1);
return obj.length === 1;
}());
defineProperties(ArrayPrototype, {
splice: function splice(start, deleteCount) {
if (arguments.length === 0) { return []; }
else { return array_splice.apply(this, arguments); }
};
}
if (!omittingSecondSpliceArgIsNoop || !spliceWorksWithEmptyObject) {
Array.prototype.splice = function splice(start, deleteCount) {
if (arguments.length === 0) { return []; }
var args = arguments;

@@ -274,8 +384,11 @@ this.length = Math.max(toInteger(this.length), 0);

args = _Array_slice_.call(arguments);
if (args.length < 2) { args.push(toInteger(deleteCount)); }
else { args[1] = toInteger(deleteCount); }
if (args.length < 2) {
args.push(this.length - start);
} else {
args[1] = toInteger(deleteCount);
}
}
return array_splice.apply(this, args);
};
}
}
}, !spliceWorksWithEmptyObject);

@@ -287,8 +400,9 @@ // ES5 15.4.4.12

// IE < 8 bug: [].unshift(0) === undefined but should be "1"
if ([].unshift(0) !== 1) {
Array.prototype.unshift = function () {
var hasUnshiftReturnValueBug = [].unshift(0) !== 1;
defineProperties(ArrayPrototype, {
unshift: function () {
array_unshift.apply(this, arguments);
return this.length;
};
}
}
}, hasUnshiftReturnValueBug);

@@ -298,5 +412,3 @@ // ES5 15.4.3.2

// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/isArray
if (!Array.isArray) {
Array.isArray = isArray;
}
defineProperties(Array, { isArray: isArray });

@@ -341,8 +453,6 @@ // The IsCallable() check in the Array functions

if (!Array.prototype.forEach || !properlyBoxesContext(Array.prototype.forEach)) {
Array.prototype.forEach = function forEach(fun /*, thisp*/) {
defineProperties(ArrayPrototype, {
forEach: function forEach(fun /*, thisp*/) {
var object = toObject(this),
self = splitString && _toString.call(this) === "[object String]" ?
this.split("") :
object,
self = splitString && isString(this) ? this.split('') : object,
thisp = arguments[1],

@@ -365,4 +475,4 @@ i = -1,

}
};
}
}
}, !properlyBoxesContext(ArrayPrototype.forEach));

@@ -372,8 +482,6 @@ // ES5 15.4.4.19

// https://developer.mozilla.org/en/Core_JavaScript_1.5_Reference/Objects/Array/map
if (!Array.prototype.map || !properlyBoxesContext(Array.prototype.map)) {
Array.prototype.map = function map(fun /*, thisp*/) {
defineProperties(ArrayPrototype, {
map: function map(fun /*, thisp*/) {
var object = toObject(this),
self = splitString && _toString.call(this) === "[object String]" ?
this.split("") :
object,
self = splitString && isString(this) ? this.split('') : object,
length = self.length >>> 0,

@@ -394,4 +502,4 @@ result = Array(length),

return result;
};
}
}
}, !properlyBoxesContext(ArrayPrototype.map));

@@ -401,8 +509,6 @@ // ES5 15.4.4.20

// https://developer.mozilla.org/en/Core_JavaScript_1.5_Reference/Objects/Array/filter
if (!Array.prototype.filter || !properlyBoxesContext(Array.prototype.filter)) {
Array.prototype.filter = function filter(fun /*, thisp */) {
defineProperties(ArrayPrototype, {
filter: function filter(fun /*, thisp */) {
var object = toObject(this),
self = splitString && _toString.call(this) === "[object String]" ?
this.split("") :
object,
self = splitString && isString(this) ? this.split('') : object,
length = self.length >>> 0,

@@ -427,4 +533,4 @@ result = [],

return result;
};
}
}
}, !properlyBoxesContext(ArrayPrototype.filter));

@@ -434,8 +540,6 @@ // ES5 15.4.4.16

// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/every
if (!Array.prototype.every || !properlyBoxesContext(Array.prototype.every)) {
Array.prototype.every = function every(fun /*, thisp */) {
defineProperties(ArrayPrototype, {
every: function every(fun /*, thisp */) {
var object = toObject(this),
self = splitString && _toString.call(this) === "[object String]" ?
this.split("") :
object,
self = splitString && isString(this) ? this.split('') : object,
length = self.length >>> 0,

@@ -455,4 +559,4 @@ thisp = arguments[1];

return true;
};
}
}
}, !properlyBoxesContext(ArrayPrototype.every));

@@ -462,8 +566,6 @@ // ES5 15.4.4.17

// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/some
if (!Array.prototype.some || !properlyBoxesContext(Array.prototype.some)) {
Array.prototype.some = function some(fun /*, thisp */) {
defineProperties(ArrayPrototype, {
some: function some(fun /*, thisp */) {
var object = toObject(this),
self = splitString && _toString.call(this) === "[object String]" ?
this.split("") :
object,
self = splitString && isString(this) ? this.split('') : object,
length = self.length >>> 0,

@@ -483,4 +585,4 @@ thisp = arguments[1];

return false;
};
}
}
}, !properlyBoxesContext(ArrayPrototype.some));

@@ -491,11 +593,9 @@ // ES5 15.4.4.21

var reduceCoercesToObject = false;
if (Array.prototype.reduce) {
reduceCoercesToObject = typeof Array.prototype.reduce.call('es5', function (_, __, ___, list) { return list; }) === 'object';
if (ArrayPrototype.reduce) {
reduceCoercesToObject = typeof ArrayPrototype.reduce.call('es5', function (_, __, ___, list) { return list; }) === 'object';
}
if (!Array.prototype.reduce || !reduceCoercesToObject) {
Array.prototype.reduce = function reduce(fun /*, initial*/) {
defineProperties(ArrayPrototype, {
reduce: function reduce(fun /*, initial*/) {
var object = toObject(this),
self = splitString && _toString.call(this) === "[object String]" ?
this.split("") :
object,
self = splitString && isString(this) ? this.split('') : object,
length = self.length >>> 0;

@@ -538,4 +638,4 @@

return result;
};
}
}
}, !reduceCoercesToObject);

@@ -546,11 +646,9 @@ // ES5 15.4.4.22

var reduceRightCoercesToObject = false;
if (Array.prototype.reduceRight) {
reduceRightCoercesToObject = typeof Array.prototype.reduceRight.call('es5', function (_, __, ___, list) { return list; }) === 'object';
if (ArrayPrototype.reduceRight) {
reduceRightCoercesToObject = typeof ArrayPrototype.reduceRight.call('es5', function (_, __, ___, list) { return list; }) === 'object';
}
if (!Array.prototype.reduceRight || !reduceRightCoercesToObject) {
Array.prototype.reduceRight = function reduceRight(fun /*, initial*/) {
defineProperties(ArrayPrototype, {
reduceRight: function reduceRight(fun /*, initial*/) {
var object = toObject(this),
self = splitString && _toString.call(this) === "[object String]" ?
this.split("") :
object,
self = splitString && isString(this) ? this.split('') : object,
length = self.length >>> 0;

@@ -596,4 +694,4 @@

return result;
};
}
}
}, !reduceRightCoercesToObject);

@@ -603,7 +701,6 @@ // ES5 15.4.4.14

// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/indexOf
if (!Array.prototype.indexOf || ([0, 1].indexOf(1, 2) !== -1)) {
Array.prototype.indexOf = function indexOf(sought /*, fromIndex */ ) {
var self = splitString && _toString.call(this) === "[object String]" ?
this.split("") :
toObject(this),
var hasFirefox2IndexOfBug = Array.prototype.indexOf && [0, 1].indexOf(1, 2) !== -1;
defineProperties(ArrayPrototype, {
indexOf: function indexOf(sought /*, fromIndex */ ) {
var self = splitString && isString(this) ? this.split('') : toObject(this),
length = self.length >>> 0;

@@ -628,4 +725,4 @@

return -1;
};
}
}
}, hasFirefox2IndexOfBug);

@@ -635,7 +732,6 @@ // ES5 15.4.4.15

// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/lastIndexOf
if (!Array.prototype.lastIndexOf || ([0, 1].lastIndexOf(0, -3) !== -1)) {
Array.prototype.lastIndexOf = function lastIndexOf(sought /*, fromIndex */) {
var self = splitString && _toString.call(this) === "[object String]" ?
this.split("") :
toObject(this),
var hasFirefox2LastIndexOfBug = Array.prototype.lastIndexOf && [0, 1].lastIndexOf(0, -3) !== -1;
defineProperties(ArrayPrototype, {
lastIndexOf: function lastIndexOf(sought /*, fromIndex */) {
var self = splitString && isString(this) ? this.split('') : toObject(this),
length = self.length >>> 0;

@@ -658,4 +754,4 @@

return -1;
};
}
}
}, hasFirefox2LastIndexOfBug);

@@ -669,25 +765,23 @@ //

// http://es5.github.com/#x15.2.3.14
var keysWorksWithArguments = Object.keys && (function () {
return Object.keys(arguments).length === 2;
}(1, 2));
if (!Object.keys) {
// http://whattheheadsaid.com/2010/10/a-safer-object-keys-compatibility-implementation
var hasDontEnumBug = !({'toString': null}).propertyIsEnumerable('toString'),
hasProtoEnumBug = (function () {}).propertyIsEnumerable('prototype'),
dontEnums = [
"toString",
"toLocaleString",
"valueOf",
"hasOwnProperty",
"isPrototypeOf",
"propertyIsEnumerable",
"constructor"
],
dontEnumsLength = dontEnums.length;
Object.keys = function keys(object) {
// http://whattheheadsaid.com/2010/10/a-safer-object-keys-compatibility-implementation
var hasDontEnumBug = !({'toString': null}).propertyIsEnumerable('toString'),
hasProtoEnumBug = (function () {}).propertyIsEnumerable('prototype'),
dontEnums = [
"toString",
"toLocaleString",
"valueOf",
"hasOwnProperty",
"isPrototypeOf",
"propertyIsEnumerable",
"constructor"
],
dontEnumsLength = dontEnums.length;
defineProperties(Object, {
keys: function keys(object) {
var isFn = isFunction(object),
isArgs = isArguments(object),
isObject = object !== null && typeof object === 'object',
isString = isObject && _toString.call(object) === '[object String]';
isStr = isObject && isString(object);

@@ -700,3 +794,3 @@ if (!isObject && !isFn && !isArgs) {

var skipProto = hasProtoEnumBug && isFn;
if (isString || isArgs) {
if (isStr || isArgs) {
for (var i = 0; i < object.length; ++i) {

@@ -724,14 +818,19 @@ theKeys.push(String(i));

return theKeys;
};
} else if (!keysWorksWithArguments) {
}
});
var keysWorksWithArguments = Object.keys && (function () {
// Safari 5.0 bug
var originalKeys = Object.keys;
Object.keys = function keys(object) {
return Object.keys(arguments).length === 2;
}(1, 2));
var originalKeys = Object.keys;
defineProperties(Object, {
keys: function keys(object) {
if (isArguments(object)) {
return originalKeys(Array.prototype.slice.call(object));
return originalKeys(ArrayPrototype.slice.call(object));
} else {
return originalKeys(object);
}
};
}
}
}, !keysWorksWithArguments);

@@ -750,9 +849,8 @@ //

// this object is not a finite Number a RangeError exception is thrown.
var negativeDate = -62198755200000,
negativeYearString = "-000001";
if (
!Date.prototype.toISOString ||
(new Date(negativeDate).toISOString().indexOf(negativeYearString) === -1)
) {
Date.prototype.toISOString = function toISOString() {
var negativeDate = -62198755200000;
var negativeYearString = "-000001";
var hasNegativeDateBug = Date.prototype.toISOString && new Date(negativeDate).toISOString().indexOf(negativeYearString) === -1;
defineProperties(Date.prototype, {
toISOString: function toISOString() {
var result, length, value, year, month;

@@ -792,4 +890,4 @@ if (!isFinite(this)) {

);
};
}
}
}, hasNegativeDateBug);

@@ -1018,148 +1116,147 @@

// http://es5.github.com/#x15.7.4.5
if (!Number.prototype.toFixed || (0.00008).toFixed(3) !== '0.000' || (0.9).toFixed(0) === '0' || (1.255).toFixed(2) !== '1.25' || (1000000000000000128).toFixed(0) !== "1000000000000000128") {
// Hide these variables and functions
(function () {
var base, size, data, i;
var hasToFixedBugs = NumberPrototype.toFixed && (
(0.00008).toFixed(3) !== '0.000'
|| (0.9).toFixed(0) !== '1'
|| (1.255).toFixed(2) !== '1.25'
|| (1000000000000000128).toFixed(0) !== "1000000000000000128"
);
base = 1e7;
size = 6;
data = [0, 0, 0, 0, 0, 0];
var toFixedHelpers = {
base: 1e7,
size: 6,
data: [0, 0, 0, 0, 0, 0],
multiply: function multiply(n, c) {
var i = -1;
while (++i < toFixedHelpers.size) {
c += n * toFixedHelpers.data[i];
toFixedHelpers.data[i] = c % toFixedHelpers.base;
c = Math.floor(c / toFixedHelpers.base);
}
},
divide: function divide(n) {
var i = toFixedHelpers.size, c = 0;
while (--i >= 0) {
c += toFixedHelpers.data[i];
toFixedHelpers.data[i] = Math.floor(c / n);
c = (c % n) * toFixedHelpers.base;
}
},
numToString: function numToString() {
var i = toFixedHelpers.size;
var s = '';
while (--i >= 0) {
if (s !== '' || i === 0 || toFixedHelpers.data[i] !== 0) {
var t = String(toFixedHelpers.data[i]);
if (s === '') {
s = t;
} else {
s += '0000000'.slice(0, 7 - t.length) + t;
}
}
}
return s;
},
pow: function pow(x, n, acc) {
return (n === 0 ? acc : (n % 2 === 1 ? pow(x, n - 1, acc * x) : pow(x * x, n / 2, acc)));
},
log: function log(x) {
var n = 0;
while (x >= 4096) {
n += 12;
x /= 4096;
}
while (x >= 2) {
n += 1;
x /= 2;
}
return n;
}
};
function multiply(n, c) {
var i = -1;
while (++i < size) {
c += n * data[i];
data[i] = c % base;
c = Math.floor(c / base);
}
}
defineProperties(NumberPrototype, {
toFixed: function toFixed(fractionDigits) {
var f, x, s, m, e, z, j, k;
function divide(n) {
var i = size, c = 0;
while (--i >= 0) {
c += data[i];
data[i] = Math.floor(c / n);
c = (c % n) * base;
}
}
// Test for NaN and round fractionDigits down
f = Number(fractionDigits);
f = f !== f ? 0 : Math.floor(f);
function numToString() {
var i = size;
var s = '';
while (--i >= 0) {
if (s !== '' || i === 0 || data[i] !== 0) {
var t = String(data[i]);
if (s === '') {
s = t;
} else {
s += '0000000'.slice(0, 7 - t.length) + t;
}
}
}
return s;
if (f < 0 || f > 20) {
throw new RangeError("Number.toFixed called with invalid number of decimals");
}
function pow(x, n, acc) {
return (n === 0 ? acc : (n % 2 === 1 ? pow(x, n - 1, acc * x) : pow(x * x, n / 2, acc)));
x = Number(this);
// Test for NaN
if (x !== x) {
return "NaN";
}
function log(x) {
var n = 0;
while (x >= 4096) {
n += 12;
x /= 4096;
}
while (x >= 2) {
n += 1;
x /= 2;
}
return n;
// If it is too big or small, return the string value of the number
if (x <= -1e21 || x >= 1e21) {
return String(x);
}
Number.prototype.toFixed = function toFixed(fractionDigits) {
var f, x, s, m, e, z, j, k;
s = "";
// Test for NaN and round fractionDigits down
f = Number(fractionDigits);
f = f !== f ? 0 : Math.floor(f);
if (x < 0) {
s = "-";
x = -x;
}
if (f < 0 || f > 20) {
throw new RangeError("Number.toFixed called with invalid number of decimals");
}
m = "0";
x = Number(this);
if (x > 1e-21) {
// 1e-21 < x < 1e21
// -70 < log2(x) < 70
e = toFixedHelpers.log(x * toFixedHelpers.pow(2, 69, 1)) - 69;
z = (e < 0 ? x * toFixedHelpers.pow(2, -e, 1) : x / toFixedHelpers.pow(2, e, 1));
z *= 0x10000000000000; // Math.pow(2, 52);
e = 52 - e;
// Test for NaN
if (x !== x) {
return "NaN";
}
// -18 < e < 122
// x = z / 2 ^ e
if (e > 0) {
toFixedHelpers.multiply(0, z);
j = f;
// If it is too big or small, return the string value of the number
if (x <= -1e21 || x >= 1e21) {
return String(x);
}
while (j >= 7) {
toFixedHelpers.multiply(1e7, 0);
j -= 7;
}
s = "";
toFixedHelpers.multiply(toFixedHelpers.pow(10, j, 1), 0);
j = e - 1;
if (x < 0) {
s = "-";
x = -x;
}
while (j >= 23) {
toFixedHelpers.divide(1 << 23);
j -= 23;
}
m = "0";
if (x > 1e-21) {
// 1e-21 < x < 1e21
// -70 < log2(x) < 70
e = log(x * pow(2, 69, 1)) - 69;
z = (e < 0 ? x * pow(2, -e, 1) : x / pow(2, e, 1));
z *= 0x10000000000000; // Math.pow(2, 52);
e = 52 - e;
// -18 < e < 122
// x = z / 2 ^ e
if (e > 0) {
multiply(0, z);
j = f;
while (j >= 7) {
multiply(1e7, 0);
j -= 7;
}
multiply(pow(10, j, 1), 0);
j = e - 1;
while (j >= 23) {
divide(1 << 23);
j -= 23;
}
divide(1 << j);
multiply(1, 1);
divide(2);
m = numToString();
} else {
multiply(0, z);
multiply(1 << (-e), 0);
m = numToString() + '0.00000000000000000000'.slice(2, 2 + f);
}
toFixedHelpers.divide(1 << j);
toFixedHelpers.multiply(1, 1);
toFixedHelpers.divide(2);
m = toFixedHelpers.numToString();
} else {
toFixedHelpers.multiply(0, z);
toFixedHelpers.multiply(1 << (-e), 0);
m = toFixedHelpers.numToString() + '0.00000000000000000000'.slice(2, 2 + f);
}
}
if (f > 0) {
k = m.length;
if (f > 0) {
k = m.length;
if (k <= f) {
m = s + '0.0000000000000000000'.slice(0, f - k + 2) + m;
} else {
m = s + m.slice(0, k - f) + '.' + m.slice(k - f);
}
if (k <= f) {
m = s + '0.0000000000000000000'.slice(0, f - k + 2) + m;
} else {
m = s + m;
m = s + m.slice(0, k - f) + '.' + m.slice(k - f);
}
} else {
m = s + m;
}
return m;
};
}());
}
return m;
}
}, hasToFixedBugs);

@@ -1187,3 +1284,3 @@

var string_split = String.prototype.split;
var string_split = StringPrototype.split;
if (

@@ -1200,3 +1297,3 @@ 'ab'.split(/(?:ab)*/).length !== 2 ||

String.prototype.split = function (separator, limit) {
StringPrototype.split = function (separator, limit) {
var string = this;

@@ -1253,3 +1350,3 @@ if (separator === void 0 && limit === 0) {

if (match.length > 1 && match.index < string.length) {
Array.prototype.push.apply(output, match.slice(1));
ArrayPrototype.push.apply(output, match.slice(1));
}

@@ -1284,3 +1381,3 @@ lastLength = match[0].length;

} else if ("0".split(void 0, 0).length) {
String.prototype.split = function split(separator, limit) {
StringPrototype.split = function split(separator, limit) {
if (separator === void 0 && limit === 0) { return []; }

@@ -1291,3 +1388,3 @@ return string_split.call(this, separator, limit);

var str_replace = String.prototype.replace;
var str_replace = StringPrototype.replace;
var replaceReportsGroupsCorrectly = (function () {

@@ -1302,3 +1399,3 @@ var groups = [];

if (!replaceReportsGroupsCorrectly) {
String.prototype.replace = function replace(searchValue, replaceValue) {
StringPrototype.replace = function replace(searchValue, replaceValue) {
var isFn = isFunction(replaceValue);

@@ -1328,11 +1425,6 @@ var hasCapturingGroups = isRegex(searchValue) && (/\)[*?]/).test(searchValue.source);

// [bugfix, IE lt 9] IE < 9 substr() with negative value not working in IE
if ("".substr && "0b".substr(-1) !== "b") {
var string_substr = String.prototype.substr;
/**
* Get the substring of a string
* @param {integer} start where to start the substring
* @param {integer} length how many characters to return
* @return {string}
*/
String.prototype.substr = function substr(start, length) {
var string_substr = StringPrototype.substr;
var hasNegativeSubstrBug = "".substr && "0b".substr(-1) !== "b";
defineProperties(StringPrototype, {
substr: function substr(start, length) {
return string_substr.call(

@@ -1343,4 +1435,4 @@ this,

);
};
}
}
}, hasNegativeSubstrBug);

@@ -1353,17 +1445,16 @@ // ES5 15.5.4.20

var zeroWidth = '\u200b';
if (!String.prototype.trim || ws.trim() || !zeroWidth.trim()) {
var wsRegexChars = "[" + ws + "]";
var trimBeginRegexp = new RegExp("^" + wsRegexChars + wsRegexChars + "*");
var trimEndRegexp = new RegExp(wsRegexChars + wsRegexChars + "*$");
var hasTrimWhitespaceBug = StringPrototype.trim && (ws.trim() || !zeroWidth.trim());
defineProperties(StringPrototype, {
// http://blog.stevenlevithan.com/archives/faster-trim-javascript
// http://perfectionkills.com/whitespace-deviations/
ws = "[" + ws + "]";
var trimBeginRegexp = new RegExp("^" + ws + ws + "*"),
trimEndRegexp = new RegExp(ws + ws + "*$");
String.prototype.trim = function trim() {
trim: function trim() {
if (this === void 0 || this === null) {
throw new TypeError("can't convert " + this + " to object");
}
return String(this)
.replace(trimBeginRegexp, "")
.replace(trimEndRegexp, "");
};
}
return String(this).replace(trimBeginRegexp, "").replace(trimEndRegexp, "");
}
}, hasTrimWhitespaceBug);

@@ -1384,67 +1475,2 @@ // ES-5 15.1.2.2

//
// Util
// ======
//
// ES5 9.4
// http://es5.github.com/#x9.4
// http://jsperf.com/to-integer
function toInteger(n) {
n = +n;
if (n !== n) { // isNaN
n = 0;
} else if (n !== 0 && n !== (1 / 0) && n !== -(1 / 0)) {
n = (n > 0 || -1) * Math.floor(Math.abs(n));
}
return n;
}
function isPrimitive(input) {
var type = typeof input;
return (
input === null ||
type === "undefined" ||
type === "boolean" ||
type === "number" ||
type === "string"
);
}
function toPrimitive(input) {
var val, valueOf, toStr;
if (isPrimitive(input)) {
return input;
}
valueOf = input.valueOf;
if (isFunction(valueOf)) {
val = valueOf.call(input);
if (isPrimitive(val)) {
return val;
}
}
toStr = input.toString;
if (isFunction(toStr)) {
val = toStr.call(input);
if (isPrimitive(val)) {
return val;
}
}
throw new TypeError();
}
// ES5 9.9
// http://es5.github.com/#x9.9
var toObject = function (o) {
if (o == null) { // this matches both null and undefined
throw new TypeError("can't convert " + o + " to object");
}
return Object(o);
};
var ToUint32 = function ToUint32(x) {
return x >>> 0;
};
}));

2

es5-shim.min.js

@@ -6,3 +6,3 @@ /*!

*/
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i=r.apply(this,e.concat(n.call(arguments)));if(Object(i)===i){return i}return this}else{return r.apply(t,e.concat(n.call(arguments)))}};var o=Math.max(0,r.length-e.length);var a=[];for(var l=0;l<o;l++){a.push("$"+l)}var p=Function("binder","return function ("+a.join(",")+"){return binder.apply(this,arguments)}")(i);if(r.prototype){c.prototype=r.prototype;p.prototype=new c;c.prototype=null}return p}}var h=t.bind(e.hasOwnProperty);var y;var g;var v;var d;var b;if(b=h(e,"__defineGetter__")){y=t.bind(e.__defineGetter__);g=t.bind(e.__defineSetter__);v=t.bind(e.__lookupGetter__);d=t.bind(e.__lookupSetter__)}var m=function(){var t={};Array.prototype.splice.call(t,0,0,1);return t.length===1}();var w=[1].splice(0).length===0;var S=function(){var t=[1,2];var r=t.splice();return t.length===2&&s(r)&&r.length===0}();if(S){Array.prototype.splice=function er(t,r){if(arguments.length===0){return[]}else{return i.apply(this,arguments)}}}if(!w||!m){Array.prototype.splice=function 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//# sourceMappingURL=es5-shim.map

11

package.json
{
"name": "es5-shim",
"version": "3.4.0",
"version": "4.0.0",
"description": "ECMAScript 5 compatibility shims for legacy JavaScript engines",

@@ -33,9 +33,10 @@ "homepage": "http://github.com/es-shims/es5-shim/",

"minify-sham": "uglifyjs es5-sham.js --comments --source-map=es5-sham.map -m -b ascii_only=true,beautify=false > es5-sham.min.js",
"test": "jasmine-node --matchall tests/spec/",
"test": "jasmine-node --matchall ./ tests/spec/",
"test-native": "jasmine-node --matchall tests/spec/",
"lint": "jscs tests/helpers/*.js tests/spec/*.js es5-shim.js es5-sham.js"
},
"devDependencies": {
"jasmine-node": "~1.14.2",
"jscs": "~1.4.5",
"uglify-js": "~2.4.12"
"jasmine-node": "1.14.2",
"jscs": "~1.5.8",
"uglify-js": "~2.4.14"
},

@@ -42,0 +43,0 @@ "engines": {

2

shims.json
{
"Object": {
"prototype": {}
"prototype": {},
"keys": "object-keys"

@@ -5,0 +5,0 @@ }

2

tests/spec/helpers-jasmine.js
require('../helpers/h-matchers');
require('../../');

7

tests/spec/s-array.js

@@ -1179,3 +1179,6 @@ var toString = Object.prototype.toString;

it('treats undefined deleteCount as 0', function () {
/* This test is disabled, because ES6 normalizes actual
* browser behavior, contradicting ES5.
*/
xit('treats undefined deleteCount as 0', function () {
expect(test.splice(0).length).toBe(0);

@@ -1197,3 +1200,3 @@ expect(test.splice(0)).toEqual(test.splice(0, 0));

array.splice(0, 0, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20);
array.splice(0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20);
array.splice(1, 0, "F1", "F2", "F3", "F4", "F5", "F6", "F7", "F8", "F9", "F10", "F11", "F12", "F13", "F14", "F15", "F16", "F17", "F18", "F19", "F20", "F21","F22", "F23", "F24", "F25", "F26");

@@ -1200,0 +1203,0 @@ array.splice(5, 0, "XXX");

2

tests/spec/s-object.js

@@ -12,3 +12,3 @@ describe('Object', function () {

"null": null,
"undefined": undefined
undefined: undefined
};

@@ -15,0 +15,0 @@ 

test/globals.js
CHANGES

Sorry, the diff of this file is not supported yet

es5-shim.map

Sorry, the diff of this file is not supported yet

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