From 217bf29360172c4af56c409291c22ce38fa7377a Mon Sep 17 00:00:00 2001
From: atomiks <sprytex@gmail.com>
Date: Sat, 6 Jan 2018 01:26:07 +1100
Subject: [PATCH] Update createEventHub.md

---
 snippets/createEventHub.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/snippets/createEventHub.md b/snippets/createEventHub.md
index 65690fa92..66c718bc7 100644
--- a/snippets/createEventHub.md
+++ b/snippets/createEventHub.md
@@ -21,7 +21,7 @@ const createEventHub = () => ({
     this.hub[event].push(handler);
   },
   off(event, handler) {
-    const i = this.hub[event].findIndex(h => h === handler);
+    const i = (this.hub[event] || []).findIndex(h => h === handler);
     if (i > -1) this.hub[event].splice(i, 1);
   }
 });