fix(fcm): Exposed admin.messaging namespace (#1039)

Author: hiranya911

gulpfile.js

@@ -85,6 +85,7 @@ gulp.task('compile', function() {
     'lib/**/*.js',
     'lib/credential/index.d.ts',
     'lib/firebase-namespace-api.d.ts',
+    'lib/messaging/index.d.ts',
     'lib/remote-config/index.d.ts',
   ];
 

src/auth/auth.ts

@@ -23,7 +23,8 @@ import { FirebaseTokenGenerator, cryptoSignerFromApp } from './token-generator';
 import {
   AbstractAuthRequestHandler, AuthRequestHandler, TenantAwareAuthRequestHandler,
 } from './auth-api-request';
-import { AuthClientErrorCode, FirebaseAuthError, ErrorInfo, FirebaseArrayIndexError } from '../utils/error';
+import { AuthClientErrorCode, FirebaseAuthError, ErrorInfo } from '../utils/error';
+import { FirebaseArrayIndexError } from '../firebase-namespace-api';
 import { FirebaseServiceInterface, FirebaseServiceInternalsInterface } from '../firebase-service';
 import {
   UserImportOptions, UserImportRecord, UserImportResult,

src/auth/user-import-builder.ts

@@ -17,7 +17,8 @@
 import { deepCopy, deepExtend } from '../utils/deep-copy';
 import * as utils from '../utils';
 import * as validator from '../utils/validator';
-import { AuthClientErrorCode, FirebaseAuthError, FirebaseArrayIndexError } from '../utils/error';
+import { AuthClientErrorCode, FirebaseAuthError } from '../utils/error';
+import { FirebaseArrayIndexError } from '../firebase-namespace-api';
 
 /** Firebase Auth supported hashing algorithms for import operations. */
 export type HashAlgorithmType = 'SCRYPT' | 'STANDARD_SCRYPT' | 'HMAC_SHA512' |

src/firebase-namespace-api.ts

@@ -16,6 +16,7 @@
 
 import { Agent } from 'http';
 import { credential } from './credential/index';
+import { messaging } from './messaging/index';
 import { remoteConfig } from './remote-config/index';
 
 /**
@@ -51,7 +52,7 @@ export interface FirebaseError {
    * {@link https://firebase.google.com/support/ Firebase Support} to help
    * explain the cause of an error.
    */
-  stack: string;
+  stack?: string;
 
   /**
    * @return A JSON-serializable representation of this object.
@@ -213,6 +214,7 @@ export namespace app {
      */
     options: AppOptions;
 
+    messaging(): messaging.Messaging;
     remoteConfig(): remoteConfig.RemoteConfig;
 
     /**

src/firebase-namespace.d.ts

@@ -16,4 +16,5 @@
 
 export * from './credential/index';
 export * from './firebase-namespace-api';
+export * from './messaging/index';
 export * from './remote-config/index';