do not instantiate JQLiteExtras before jQuery has been checked

Author: dhilt

src/ui-scroll-jqlite.js

@@ -9,4 +9,4 @@
 
   angular.module('ui.scroll.jqlite', []);
 
-}());
+})();

src/ui-scroll.js

@@ -6,9 +6,9 @@ import Adapter from './modules/adapter.js';
 
 angular.module('ui.scroll', [])
 
-  .service('jqLiteExtras', () => new JQLiteExtras())
-  .run(['jqLiteExtras', (jqLiteExtras) =>
-    !window.jQuery ? jqLiteExtras.registerFor(angular.element) : null
+  .constant('JQLiteExtras', JQLiteExtras)
+  .run(['JQLiteExtras', (JQLiteExtras) =>
+    !window.jQuery ? (new JQLiteExtras()).registerFor(angular.element) : null
   ])
 
   .directive('uiScrollViewport', function () {

test/jqliteExtrasSpec.js

@@ -2,15 +2,14 @@ describe('\njqLite: testing against jQuery\n', function () {
 	'use strict';
 
 	var sandbox = angular.element('<div/>');
-
 	var extras;
 
 	beforeEach(module('ui.scroll'));
 	beforeEach(function(){
 		angular.element(document).find('body').append(sandbox = angular.element('<div></div>'));
-		inject(function(jqLiteExtras) {
+		inject(function(JQLiteExtras) {
 			extras = function(){};
-			jqLiteExtras.registerFor(extras);
+			(new JQLiteExtras()).registerFor(extras);
 		});
 	});