app/assets/javascripts/lib/function.bind.js
/*
* https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Function/bind
*/
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 fBound is not callable");
}
var aArgs = Array.prototype.slice.call(arguments, 1),
fToBind = this,
FNOP = function () {},
fBound = function () {
var that = this instanceof FNOP ? this : oThis || window;
return fToBind.apply(that, aArgs.concat(Array.prototype.slice.call(arguments)));
};
FNOP.prototype = this.prototype;
fBound.prototype = new FNOP();
return fBound;
};
}