Javascript load every function call

hook.js

function HookObject(hook, depth)
{
  var k, fn;
  if (typeof depth === 'undefined')
    depth = -1;

  // https://gist.github.com/Enelar/34f9ef9ee412cb88beb4
  var _CloneObject = CloneObject;
 
  function Helper(name, fn)
  {
    var args = [name, fn];
    return function()
    {
      args[2] = _CloneObject(arguments);
      if (hook.apply(this, args))
        return fn.apply(this, arguments);
    }
  }
 
  for (k in this)
  {
    fn = this[k];
    if (typeof fn === 'object' && !depth)
      HookObject.call(fn, hook, depth - 1);
    if (typeof fn !== 'function')
      continue;
    this[k] = Helper(k, fn);
  }
}
 
HookObject
( // Hook whole document.window
  function(name, fn, args)
  {
    console.log("Hook", name, args);
    return true;
  }
);