From 06f1d59b3fdb43b5d505faa418789ddd7b244726 Mon Sep 17 00:00:00 2001
From: Tyler <tystuyfzand@gmail.com>
Date: Thu, 4 May 2017 01:40:02 -0400
Subject: [PATCH] Fix concurrency issue with writes

---
 pubsub.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pubsub.go b/pubsub.go
index 8f59b53..da98d0d 100644
--- a/pubsub.go
+++ b/pubsub.go
@@ -102,6 +102,9 @@ func (t *TwitchPubSub) Open() error {
 	if len(t.SubscribedTopics) > 0 {
 		return t.listen(t.SubscribedTopics)
 	} else {
+		t.wsMutex.Lock()
+		defer t.wsMutex.Unlock()
+		t.LastPing = time.Now()
 		return t.wsConn.WriteJSON(&twitchMessage{Type: Ping})
 	}