|
|
|
if (!Function.prototype.bind) { |
|
Function.prototype.bind = function (oThis) { |
|
if (typeof this !== '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; |
|
}; |
|
} |
|
|