From 8ff4990c2f30c85db6f7bf5030c08c1ab21fbd5e Mon Sep 17 00:00:00 2001
From: NikolaBorislavovHristov <hristovnikola@protonmail.com>
Date: Thu, 14 Feb 2019 10:10:04 +0200
Subject: [PATCH] HTMLSubtitles constructor validation addedff

---
 src/routes/Player/Video/stremio-video/HTMLSubtitles.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/routes/Player/Video/stremio-video/HTMLSubtitles.js b/src/routes/Player/Video/stremio-video/HTMLSubtitles.js
index 698847857..f83edaa4e 100644
--- a/src/routes/Player/Video/stremio-video/HTMLSubtitles.js
+++ b/src/routes/Player/Video/stremio-video/HTMLSubtitles.js
@@ -2,6 +2,10 @@ var EventEmitter = require('events');
 var subtitleUtils = require('./utils/subtitles');
 
 var HTMLSubtitles = function(containerElement) {
+    if (!(containerElement instanceof HTMLElement)) {
+        throw new Error('Instance of HTMLElement required as a first argument to HTMLSubtitles');
+    }
+
     var events = new EventEmitter();
     var tracks = Object.freeze([]);
     var cues = Object.freeze({});