Sha256: 298670bd147f2c023e76026ca559ffdee4ed8fee93b2a7260bfa164252662073
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Versions: 88
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Contents
// Function.prototype.bind
//
// A polyfill for Function.prototype.bind. Which lets you bind a defined
// value to the `this` keyword in a function call.
//
// Bind is natively supported in:
// IE9+
// Chrome 7+
// Firefox 4+
// Safari 5.1.4+
// iOS 6+
// Android Browser 4+
// Chrome for Android 0.16+
//
// Originally from:
// https://developer.mozilla.org/en-US/docs/Web/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 bound is not callable");
}
var aArgs = Array.prototype.slice.call(arguments, 1),
fToBind = this,
fNOP = function () {},
fBound = function () {
return fToBind.apply(this instanceof fNOP && oThis
? this
: oThis,
aArgs.concat(Array.prototype.slice.call(arguments)));
};
fNOP.prototype = this.prototype;
fBound.prototype = new fNOP();
return fBound;
};
}
Version data entries
88 entries across 88 versions & 3 rubygems