From de7b76e77d396457a9545a9e348682fff7e9dece Mon Sep 17 00:00:00 2001
From: Luciano Iam <lucianito@gmail.com>
Date: Sun, 12 Apr 2020 14:37:44 +0200
Subject: [PATCH] WebSockets: fix node+addr hash when addr is undefined

---
 share/web_surfaces/shared/channel.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/share/web_surfaces/shared/channel.js b/share/web_surfaces/shared/channel.js
index 2bec7f6795..9d1de0ac79 100644
--- a/share/web_surfaces/shared/channel.js
+++ b/share/web_surfaces/shared/channel.js
@@ -33,7 +33,7 @@ export const Node = Object.freeze({
 
 
 export function nodeAddressHash(node, addr) {
-	return [node].concat(addr).join('_');
+	return [node].concat(addr || []).join('_');
 }
 
 
@@ -44,7 +44,7 @@ export class MessageChannel {
 		this.host = host;
 	}
 
-	open () {
+	async open () {
 		return new Promise((resolve, reject) => {
 			this.socket = new WebSocket(`ws://${this.host}`);