feat: add ng-click directive

Author: vojtajina

lib/angular.dart

@@ -13,6 +13,7 @@ part 'block_type.dart';
 part 'compiler.dart';
 part 'directive.dart';
 part 'directives/ng_bind.dart';
+part 'directives/ng_click.dart';
 part 'directives/ng_controller.dart';
 part 'directives/ng_mustache.dart';
 part 'directives/ng_repeat.dart';
@@ -124,5 +125,6 @@ angularModule(AngularModule module) {
 
   module.directive(NgBindAttrDirective);
   module.directive(NgRepeatAttrDirective);
+  module.directive(NgClickAttrDirective);
   module.directive(NgControllerAttrDirective);
 }

lib/directives/ng_click.dart

@@ -0,0 +1,16 @@
+part of angular;
+
+
+class NgClickAttrDirective {
+  String expression;
+  dom.Node node;
+
+
+  NgClickAttrDirective(dom.Node this.node, DirectiveValue directiveValue) {
+    expression = directiveValue.value;
+  }
+
+  attach(Scope scope) {
+    node.onClick.listen((event) => scope.$apply(expression));
+  }
+}

test/directives/ng_click_spec.dart

@@ -0,0 +1,31 @@
+import '../_specs.dart';
+import 'dart:html' as dom;
+
+
+main() {
+  beforeEach(module(angularModule));
+
+  describe('NgClick', () {
+    var compile, element, rootScope;
+
+    triggerEvent(elementWrapper, name) {
+      elementWrapper[0].dispatchEvent(new dom.Event.eventType('MouseEvent', name));
+    }
+
+    beforeEach(inject((Scope scope, Compiler compiler) {
+      compile = (html, [applyFn]) {
+        element = $(html);
+        rootScope = scope;
+        compiler(element)(element).attach(scope);
+        scope.$apply(applyFn);
+      };
+    }));
+
+
+    it('should evaluate the expression on click', () {
+      compile('<button ng-click="abc = true"></button>');
+      triggerEvent(element, 'click');
+      expect(rootScope['abc']).toEqual(true);
+    });
+  });
+}