feat(asDirective): add support for the special case of ngForm controller named form

Author: drpicox

src/ng/directive/as.js

@@ -51,6 +51,12 @@ var componentAsDirective = ['$parse', function($parse) {
       var controllerName = tAttrs.$normalize(tElement[0].tagName.toLowerCase())
         .replace(/[^\w]\w/g, function(a) { return a.slice(1).toUpperCase(); });
 
+      // special case: ngForm is the only known directive that uses an undocumented
+      // feature of .directive able to change the name of the directive
+      if (controllerName === 'ngForm') {
+        controllerName = 'form';
+      }
+
       // get the setter for the as attribute
       var setter = $parse(tAttrs.as).assign;
 

test/ng/directive/asSpec.js

@@ -124,4 +124,10 @@ describe('as', function() {
     expect($rootScope.$ctrl.form.$valid).toBe(true);
   }));
 
+  it('should be compatible with ngForm', inject(function($compile, $rootScope) {
+    $rootScope.$ctrl = {};
+    $compile('<ng-form as="$ctrl.form"></ng-form>')($rootScope);
+    expect($rootScope.$ctrl.form.$valid).toBe(true);
+  }));
+
 });