simplestatemanager/test/browser/resources/bind.poly.js

SimpleStateManager is a library that allows you to enable and disable JavaScript based on the characteristics of the device.

//Add bind polyfill as phantomjs doesnt support bind but the browsers SSM support do
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;
    };
}