chore: add more types to a number of top-level properties and methods

modules/angular2/src/test_lib/test_injector.js

@@ -118,7 +118,7 @@ function _getAppBindings() {
   ];
 }
 
-export function createTestInjector(bindings: List) {
+export function createTestInjector(bindings: List):Injector {
   var rootInjector = Injector.resolveAndCreate(_getRootBindings());
   return rootInjector.resolveAndCreateChild(ListWrapper.concat(_getAppBindings(), bindings));
 }
@@ -153,7 +153,7 @@ export function createTestInjector(bindings: List) {
  * @return {FunctionWithParamTokens}
  * @exportedAs angular2/test
  */
-export function inject(tokens: List, fn: Function) {
+export function inject(tokens: List, fn: Function):FunctionWithParamTokens {
   return new FunctionWithParamTokens(tokens, fn);
 }
 
@@ -166,7 +166,7 @@ export class FunctionWithParamTokens {
     this._fn = fn;
   }
 
-  execute(injector: Injector) {
+  execute(injector: Injector):void {
     var params = ListWrapper.map(this._tokens, (t) => injector.get(t));
     FunctionWrapper.apply(this._fn, params);
   }

modules/angular2/src/test_lib/test_lib.dart

@@ -26,20 +26,16 @@ bool _isCurrentTestAsync;
 bool _inIt = false;
 
 class AsyncTestCompleter {
-  Completer _completer;
+  final _completer = new Completer();
 
-  AsyncTestCompleter() {
-    _completer = new Completer();
-  }
-
-  done() {
+  void done() {
     _completer.complete();
   }
 
-  get future => _completer.future;
+  Future get future => _completer.future;
 }
 
-testSetup() {
+void testSetup() {
   reflector.reflectionCapabilities = new ReflectionCapabilities();
   // beforeEach configuration:
   // - Priority 3: clear the bindings before each test,
@@ -125,7 +121,7 @@ class NotExpect extends gns.NotExpect {
   Function get _expect => gns.guinness.matchers.expect;
 }
 
-beforeEach(fn) {
+void beforeEach(fn) {
   if (fn is! FunctionWithParamTokens) fn = new FunctionWithParamTokens([], fn);
   gns.beforeEach(() {
     fn.execute(_injector);
@@ -144,7 +140,7 @@ beforeEach(fn) {
  *     bind(SomeToken).toValue(myValue),
  *   ]);
  */
-beforeEachBindings(fn) {
+void beforeEachBindings(Function fn) {
   gns.beforeEach(
       () {
         var bindings = fn();
@@ -154,7 +150,7 @@ beforeEachBindings(fn) {
   );
 }
 
-_it(gnsFn, name, fn) {
+void _it(gnsFn, name, fn) {
   if (fn is! FunctionWithParamTokens) fn = new FunctionWithParamTokens([], fn);
   gnsFn(name, () {
     _inIt = true;
@@ -165,20 +161,20 @@ _it(gnsFn, name, fn) {
 }
 
 
-it(name, fn) {
+void it(name, fn) {
   _it(gns.it, name, fn);
 }
 
-iit(name, fn) {
+void iit(name, fn) {
   _it(gns.iit, name, fn);
 }
 
-xit(name, fn) {
+void xit(name, fn) {
   _it(gns.xit, name, fn);
 }
 
 class SpyFunction extends gns.SpyFunction {
-  SpyFunction(name): super(name);
+  SpyFunction(String name): super(name);
 
   // TODO: vsavkin move to guinness
   andReturn(value) {

modules/angular2/src/test_lib/utils.js

@@ -9,7 +9,7 @@ export class Log {
     this._result = [];
   }
 
-  add(value) {
+  add(value):void {
     ListWrapper.push(this._result, value);
   }
 
@@ -19,16 +19,16 @@ export class Log {
     }
   }
 
-  result() {
+  result():string {
     return ListWrapper.join(this._result, "; ");
   }
 }
 
-export function viewRootNodes(view) {
+export function viewRootNodes(view):List {
   return view.render.delegate.rootNodes;
 }
 
-export function queryView(view, selector) {
+export function queryView(view, selector:string) {
   var rootNodes = viewRootNodes(view);
   for (var i = 0; i < rootNodes.length; ++i) {
     var res = DOM.querySelector(rootNodes[i], selector);
@@ -43,6 +43,6 @@ export function dispatchEvent(element, eventType) {
   DOM.dispatchEvent(element, DOM.createEvent(eventType));
 }
 
-export function el(html) {
+export function el(html:string) {
   return DOM.firstChild(DOM.content(DOM.createTemplate(html)));
 }