From a1b578f81efe27c7ee4650f746293b7803d4e8fc Mon Sep 17 00:00:00 2001
From: Andrey <andrey-git@users.noreply.github.com>
Date: Sat, 27 Jan 2018 21:50:13 +0200
Subject: [PATCH] Report JS errors to backend (#842)

---
 js/core.js | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/js/core.js b/js/core.js
index a227e8535f..31a0434dd4 100644
--- a/js/core.js
+++ b/js/core.js
@@ -31,3 +31,13 @@ if (window.noAuth === '1') {
 } else {
   window.hassConnection = null;
 }
+
+window.addEventListener('error', (e) => {
+  const homeAssistant = document.querySelector('home-assistant');
+  if (homeAssistant && homeAssistant.hass && homeAssistant.hass.callService) {
+    homeAssistant.hass.callService('system_log', 'write', {
+      logger: `frontend.${window.HASS_DEV ? 'js_dev' : 'js'}.${window.HASS_BUILD}.${window.HASS_VERSION.replace('.', '')}`,
+      message: `${e.filename}:${e.lineno}:${e.colno} ${e.message}`,
+    });
+  }
+});