fix(test_lib): add missing types

modules/angular2/core.ts

@@ -28,3 +28,4 @@ export {ComponentRef} from 'angular2/src/core/compiler/dynamic_component_loader'
 
 export {NgZone} from 'angular2/src/core/zone/ng_zone';
 export {Observable, EventEmitter} from 'angular2/src/core/facade/async';
+export {Predicate} from 'angular2/src/core/facade/collection';

modules/angular2/src/core/debug/debug_element.ts

@@ -137,6 +137,12 @@ export class DebugElement {
   }
 }
 
+/**
+ * Returns a DebugElement for a ElementRef.
+ *
+ * @param {ElementRef}: elementRef
+ * @return {DebugElement}
+ */
 export function inspectElement(elementRef: ElementRef): DebugElement {
   return DebugElement.create(elementRef);
 }

modules/angular2/src/core/debug/debug_element_view_listener.ts

@@ -68,7 +68,7 @@ export class DebugElementViewListener implements AppViewListener {
   }
 }
 
-export const ELEMENT_PROBE_BINDINGS = CONST_EXPR([
+export const ELEMENT_PROBE_BINDINGS: any[] = CONST_EXPR([
   DebugElementViewListener,
   CONST_EXPR(new Binding(AppViewListener, {toAlias: DebugElementViewListener})),
 ]);

modules/angular2/src/test_lib/fake_async.ts

@@ -65,7 +65,7 @@ export function fakeAsync(fn: Function): Function {
 }
 
 // TODO we should fix tick to dequeue the failed timer instead of relying on clearPendingTimers
-export function clearPendingTimers() {
+export function clearPendingTimers(): void {
   ListWrapper.clear(_microtasks);
   ListWrapper.clear(_pendingPeriodicTimers);
   ListWrapper.clear(_pendingTimers);

modules/angular2/src/test_lib/test_lib.ts

@@ -16,9 +16,9 @@ export var proxy: ClassDecorator = (t) => t;
 
 var _global: jasmine.GlobalPolluter = <any>(typeof window === 'undefined' ? global : window);
 
-export var afterEach = _global.afterEach;
+export var afterEach: Function = _global.afterEach;
 
-type SyncTestFn = () => void;
+export type SyncTestFn = () => void;
 type AsyncTestFn = (done: () => void) => void;
 type AnyTestFn = SyncTestFn | AsyncTestFn;
 
@@ -88,19 +88,19 @@ function _describe(jsmFn, ...args) {
   return suite;
 }
 
-export function describe(...args) {
+export function describe(...args): void {
   return _describe(jsmDescribe, ...args);
 }
 
-export function ddescribe(...args) {
+export function ddescribe(...args): void {
   return _describe(jsmDDescribe, ...args);
 }
 
-export function xdescribe(...args) {
+export function xdescribe(...args): void {
   return _describe(jsmXDescribe, ...args);
 }
 
-export function beforeEach(fn: FunctionWithParamTokens | SyncTestFn) {
+export function beforeEach(fn: FunctionWithParamTokens | SyncTestFn): void {
   if (runnerStack.length > 0) {
     // Inside a describe block, beforeEach() uses a BeforeEachRunner
     runnerStack[runnerStack.length - 1].beforeEach(fn);
@@ -122,7 +122,7 @@ export function beforeEach(fn: FunctionWithParamTokens | SyncTestFn) {
  *     bind(SomeToken).toValue(myValue),
  *   ]);
  */
-export function beforeEachBindings(fn) {
+export function beforeEachBindings(fn): void {
   jsmBeforeEach(() => {
     var bindings = fn();
     if (!bindings) return;
@@ -131,7 +131,7 @@ export function beforeEachBindings(fn) {
 }
 
 function _it(jsmFn: Function, name: string, testFn: FunctionWithParamTokens | AnyTestFn,
-             timeOut: number) {
+             timeOut: number): void {
   var runner = runnerStack[runnerStack.length - 1];
 
   if (testFn instanceof FunctionWithParamTokens) {
@@ -183,15 +183,15 @@ function _it(jsmFn: Function, name: string, testFn: FunctionWithParamTokens | An
   }
 }
 
-export function it(name, fn, timeOut = null) {
+export function it(name, fn, timeOut = null): void {
   return _it(jsmIt, name, fn, timeOut);
 }
 
-export function xit(name, fn, timeOut = null) {
+export function xit(name, fn, timeOut = null): void {
   return _it(jsmXIt, name, fn, timeOut);
 }
 
-export function iit(name, fn, timeOut = null) {
+export function iit(name, fn, timeOut = null): void {
   return _it(jsmIIt, name, fn, timeOut);
 }
 

modules/angular2/src/test_lib/utils.ts

@@ -58,9 +58,9 @@ export class BrowserDetection {
     return this._ua.indexOf('Chrome/4') > -1 && this._ua.indexOf('Edge') == -1;
   }
 }
-export var browserDetection = new BrowserDetection(null);
+export var browserDetection: BrowserDetection = new BrowserDetection(null);
 
-export function dispatchEvent(element, eventType) {
+export function dispatchEvent(element, eventType): void {
   DOM.dispatchEvent(element, DOM.createEvent(eventType));
 }