Class Function

Object
   |
   +--Function

class Function

createCallback

Function createCallback()

Creates a callback that passes arguments[0], arguments[1], arguments[2], ... Call directly on any function. Example: myFunction.createCallback(myarg, myarg2) Will create a function that is bound to those 2 args.

Returns:
The new function

createDelegate

Function createDelegate(<Object> obj, <Array> args, <Boolean> appendArgs)

Creates a delegate (callback) that sets the scope to obj. Call directly on any function. Example: this.myFunction.createDelegate(this) Will create a function that is automatically scoped to this.

Parameters:
obj - The object for which the scope is set
args - (optional) Overrides arguments for the call. (Defaults to the arguments passed by the caller)
appendArgs - (optional) if True args are appended to call args instead of overriding

Returns:
The new function

createInterceptor

Function createInterceptor(<Function> fcn, <Object> scope)

Creates an interceptor function. The passed fcn is called before the original one. If it returns false, the original one is not called. The resulting function returns the results of the original function. The passed fcn is called with the parameters of the original function.

Parameters:
fcn - The function to call before the original
scope - (optional) The scope of the passed fcn (Defaults to scope of original function or window)

Returns:
The new function

createSequence

Function createSequence(<Function> fcn, <Object> scope)

Create a combined function call sequence of the original function + the passed function. The resulting function returns the results of the original function. The passed fcn is called with the parameters of the original function

Parameters:
fcn - The function to sequence
scope - (optional) The scope of the passed fcn (Defaults to scope of original function or window)

Returns:
The new function