From 11aa6f8c3717157d16b43e4840e1df7f07ad9654 Mon Sep 17 00:00:00 2001
From: David Baker <dave@matrix.org>
Date: Mon, 19 Oct 2015 14:33:45 +0100
Subject: [PATCH] Null check userId on member. Fixes #5.

---
 src/Avatar.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/Avatar.js b/src/Avatar.js
index 2f83ebd938..8de29f1dff 100644
--- a/src/Avatar.js
+++ b/src/Avatar.js
@@ -27,7 +27,10 @@ module.exports = {
             resizeMethod
         );
         if (!url) {
-            url = this.defaultAvatarUrlForString(member.userId);
+            // member can be null here currently since on invites, the JS SDK
+            // does not have enough info to build a RoomMember object for
+            // the inviter.
+            url = this.defaultAvatarUrlForString(member ? member.userId : '');
         }
         return url;
     },