decorating angular material autocomplete, to extend it easily

mdautocomplete.decorator.js

angular.module('material.components.autocomplete').config(function ($provide) {
	'use strict';

	$provide.decorator('mdAutocompleteDirective', ['$delegate', function ($delegate) {
		var directive = $delegate[0];
		var link = directive.link;

		directive.compile = function() {
			return function(scope, element, attrs) {
				link.apply(this, arguments);
				var ctrl = scope.$mdAutocompleteCtrl; //cotroller
			};
		};

		return $delegate;
	}]);
});