src/scripts/polyfills/Function.prototype.bind.js

@@ -0,0 +1,20 @@
+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)
+    var fToBind = this
+    var fNOP = function () {}
+    var 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
+  }
+}