code: function arrayFromArguments () {
  	var len = arguments.length;
  	var args = new Array(len);
  	for (var i = 0; i < len; ++i) {
  		args[i] = arguments[i];
  	}
  	return args;
  }
docs: Helper function to convert arguments to an array without triggering de-optimization in V8
  MUST be called via .apply
  @private
  @return {Array<mixed>}