From 51a889e3a83e2218235e5df6e3fc53f817ae3ed6 Mon Sep 17 00:00:00 2001
From: rr- <rr-@sakuya.pl>
Date: Thu, 7 Apr 2016 22:28:17 +0200
Subject: [PATCH] client/api: protect against null error messages

---
 client/js/views/base_view.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/client/js/views/base_view.js b/client/js/views/base_view.js
index 9cfc76c..bdeef9d 100644
--- a/client/js/views/base_view.js
+++ b/client/js/views/base_view.js
@@ -6,6 +6,9 @@ const contentHolder = document.getElementById('content-holder');
 require('../util/polyfill.js');
 
 function messageHandler(message, className) {
+    if (!message) {
+        message = 'Unknown message';
+    }
     const messagesHolder = contentHolder.querySelector('.messages');
     if (!messagesHolder) {
         alert(message);