docs(rootScope): correct code examples

mbrowne · mhevery · commit cbc2024092b3 · 2013-01-17T23:11:02.000-08:00
diff --git a/src/ng/rootScope.js b/src/ng/rootScope.js
@@ -91,7 +91,7 @@ function $RootScopeProvider(){
            expect(scope.greeting).toEqual(undefined);
 
            scope.$watch('name', function() {
-             this.greeting = this.salutation + ' ' + this.name + '!';
+             scope.greeting = scope.salutation + ' ' + scope.name + '!';
            }); // initialize the watch
 
            expect(scope.greeting).toEqual(undefined);
@@ -253,7 +253,7 @@ function $RootScopeProvider(){
            scope.counter = 0;
 
            expect(scope.counter).toEqual(0);
-           scope.$watch('name', function(newValue, oldValue) { counter = counter + 1; });
+           scope.$watch('name', function(newValue, oldValue) { scope.counter = scope.counter + 1; });
            expect(scope.counter).toEqual(0);
 
            scope.$digest();
@@ -346,7 +346,7 @@ function $RootScopeProvider(){
 
            expect(scope.counter).toEqual(0);
            scope.$watch('name', function(newValue, oldValue) {
-             counter = counter + 1;
+             scope.counter = scope.counter + 1;
            });
            expect(scope.counter).toEqual(0);
 
