save

src/app/services/websocket.service.ts

@@ -1,5 +1,6 @@
 import { Injectable } from '@angular/core';
 import * as Rx from "rxjs/Rx";
+import { Observable, Subject } from "rxjs/Rx";
 
 @Injectable({
   providedIn: 'root'
@@ -7,7 +8,7 @@ import * as Rx from "rxjs/Rx";
 export class WebsocketService {
 
   message = '';
-  messages = [];
+  public messages: Subject<any>;
   currentUser = '';
   private subject: Rx.Subject<MessageEvent>;