Created
March 10, 2015 14:02
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Mozilla bind polyfill
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// Bind Polyfill | |
if (!Function.prototype.bind) { | |
Function.prototype.bind = function(oThis) { | |
if (typeof this !== 'function') { | |
// closest thing possible to the ECMAScript 5 | |
// internal IsCallable function | |
throw new TypeError('Function.prototype.bind - what is trying to be bound is not callable'); | |
} | |
var aArgs = Array.prototype.slice.call(arguments, 1), | |
fToBind = this, | |
fNOP = function() {}, | |
fBound = function() { | |
return fToBind.apply(this instanceof fNOP | |
? this | |
: oThis, | |
aArgs.concat(Array.prototype.slice.call(arguments))); | |
}; | |
fNOP.prototype = this.prototype; | |
fBound.prototype = new fNOP(); | |
return fBound; | |
}; | |
} |
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