feat(AngularFire): add FirebaseAuth as auth property of service

Author: jeffbcross

src/angularfire.spec.ts

@@ -7,7 +7,14 @@ import {
   inject
 } from 'angular2/testing';
 import {Injector, provide, Provider} from 'angular2/core';
-import {AngularFire, FIREBASE_PROVIDERS, FirebaseUrl, FirebaseRef, defaultFirebase} from './angularfire';
+import {
+  AngularFire,
+  FIREBASE_PROVIDERS,
+  FirebaseAuth,
+  FirebaseUrl,
+  FirebaseRef,
+  defaultFirebase
+} from './angularfire';
 
 const testUrl = 'http://test.firebaseio.com:5000/';
 
@@ -30,6 +37,15 @@ describe('angularfire', () => {
   });
 
 
+  describe('.auth', () => {
+    beforeEachProviders(() => [FIREBASE_PROVIDERS, defaultFirebase(testUrl)]);
+
+    it('should be an instance of AuthService', inject([AngularFire], (af:AngularFire) => {
+      expect(af.auth).toBeAnInstanceOf(FirebaseAuth);
+    }));
+  });
+
+
   describe('FIREBASE_REF', () => {
     it('should provide a FirebaseRef for the FIREBASE_REF binding', () => {
       var injector = Injector.resolveAndCreate([

src/angularfire.ts

@@ -7,7 +7,9 @@ import {FirebaseUrl, FirebaseRef} from './tokens';
 
 @Injectable()
 export class AngularFire {
-  constructor(@Inject(FirebaseUrl) private fbUrl:string) {
+  constructor(
+    @Inject(FirebaseUrl) private fbUrl:string,
+    public auth:FirebaseAuth) {
   }
   list (url:string):FirebaseObservable<any[]> {
     // TODO: check if relative or absolute

src/providers/auth.ts

@@ -1,15 +1,16 @@
-import {Provider, Inject} from 'angular2/core';
+import {Provider, Inject, Injectable} from 'angular2/core';
 import {ReplaySubject} from 'rxjs/subject/ReplaySubject';
 import {FirebaseRef} from '../tokens';
 
 import * as Firebase from 'firebase';
 
-const kBufferSize = 1; 
+const kBufferSize = 1;
 
 export enum AuthProviders {
   Github
 };
 
+@Injectable()
 export class FirebaseAuth extends ReplaySubject<FirebaseAuthState> {
   constructor (@Inject(FirebaseRef) private _fbRef: Firebase) {
     super (kBufferSize);
@@ -50,7 +51,7 @@ export interface FirebaseAuthDataGithub {
   scope?: [string];
 }
 
-// Firebase only provides typings for 
+// Firebase only provides typings for
 interface FirebaseAuthDataAllProviders extends FirebaseAuthData {
   github?: FirebaseAuthDataGithub;
 }

tsconfig.json

@@ -1,6 +1,7 @@
 {
   "compilerOptions": {
     "experimentalDecorators": true,
+    "emitDecoratorMetadata": true,
     "module": "commonjs",
     "target": "es5",
     "noImplicitAny": true,