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/*jshint | ||
asi: true, | ||
unused: true, | ||
boss: true, | ||
loopfunc: true, | ||
eqnull: true | ||
*/ | ||
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/*! | ||
* Legacy browser support | ||
*/ | ||
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// Map array support | ||
if ( ![].map ) { | ||
Array.prototype.map = function ( callback, self ) { | ||
var array = this, len = array.length, newArray = new Array( len ) | ||
for ( var i = 0; i < len; i++ ) { | ||
if ( i in array ) { | ||
newArray[ i ] = callback.call( self, array[ i ], i, array ) | ||
} | ||
} | ||
return newArray | ||
} | ||
} | ||
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// Filter array support | ||
if ( ![].filter ) { | ||
Array.prototype.filter = function( callback ) { | ||
if ( this == null ) throw new TypeError() | ||
var t = Object( this ), len = t.length >>> 0 | ||
if ( typeof callback != 'function' ) throw new TypeError() | ||
var newArray = [], thisp = arguments[ 1 ] | ||
for ( var i = 0; i < len; i++ ) { | ||
if ( i in t ) { | ||
var val = t[ i ] | ||
if ( callback.call( thisp, val, i, t ) ) newArray.push( val ) | ||
} | ||
} | ||
return newArray | ||
} | ||
} | ||
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// Index of array support | ||
if ( ![].indexOf ) { | ||
Array.prototype.indexOf = function( searchElement ) { | ||
if ( this == null ) throw new TypeError() | ||
var t = Object( this ), len = t.length >>> 0 | ||
if ( len === 0 ) return -1 | ||
var n = 0 | ||
if ( arguments.length > 1 ) { | ||
n = Number( arguments[ 1 ] ) | ||
if ( n != n ) { | ||
n = 0 | ||
} | ||
else if ( n !== 0 && n != Infinity && n != -Infinity ) { | ||
n = ( n > 0 || -1 ) * Math.floor( Math.abs( n ) ) | ||
} | ||
} | ||
if ( n >= len ) return -1 | ||
var k = n >= 0 ? n : Math.max( len - Math.abs( n ), 0 ) | ||
for ( ; k < len; k++ ) { | ||
if ( k in t && t[ k ] === searchElement ) return k | ||
} | ||
return -1 | ||
} | ||
} | ||
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/*! | ||
* Cross-Browser Split 1.1.1 | ||
* Copyright 2007-2012 Steven Levithan <stevenlevithan.com> | ||
* Available under the MIT License | ||
* http://blog.stevenlevithan.com/archives/cross-browser-split | ||
*/ | ||
var nativeSplit = String.prototype.split, compliantExecNpcg = /()??/.exec('')[1] === undefined | ||
String.prototype.split = function(separator, limit) { | ||
var str = this | ||
if (Object.prototype.toString.call(separator) !== '[object RegExp]') { | ||
return nativeSplit.call(str, separator, limit) | ||
} | ||
var output = [], | ||
flags = (separator.ignoreCase ? 'i' : '') + | ||
(separator.multiline ? 'm' : '') + | ||
(separator.extended ? 'x' : '') + | ||
(separator.sticky ? 'y' : ''), | ||
lastLastIndex = 0, | ||
separator2, match, lastIndex, lastLength | ||
separator = new RegExp(separator.source, flags + 'g') | ||
str += '' | ||
if (!compliantExecNpcg) { | ||
separator2 = new RegExp('^' + separator.source + '$(?!\\s)', flags) | ||
} | ||
limit = limit === undefined ? -1 >>> 0 : limit >>> 0 | ||
while (match = separator.exec(str)) { | ||
lastIndex = match.index + match[0].length | ||
if (lastIndex > lastLastIndex) { | ||
output.push(str.slice(lastLastIndex, match.index)) | ||
if (!compliantExecNpcg && match.length > 1) { | ||
match[0].replace(separator2, function () { | ||
for (var i = 1; i < arguments.length - 2; i++) { | ||
if (arguments[i] === undefined) { | ||
match[i] = undefined | ||
} | ||
} | ||
}) | ||
} | ||
if (match.length > 1 && match.index < str.length) { | ||
Array.prototype.push.apply(output, match.slice(1)) | ||
} | ||
lastLength = match[0].length | ||
lastLastIndex = lastIndex | ||
if (output.length >= limit) { | ||
break | ||
} | ||
} | ||
if (separator.lastIndex === match.index) { | ||
separator.lastIndex++ | ||
} | ||
} | ||
if (lastLastIndex === str.length) { | ||
if (lastLength || !separator.test('')) { | ||
output.push('') | ||
} | ||
} else { | ||
output.push(str.slice(lastLastIndex)) | ||
} | ||
return output.length > limit ? output.slice(0, limit) : output | ||
}; |
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