From 88af74e4a4b07325246ff6e8f9301f60c7955f97 Mon Sep 17 00:00:00 2001
From: Germain Souquet <germain@souquet.com>
Date: Tue, 25 May 2021 12:45:19 +0100
Subject: [PATCH] Improve addEventsToTimeline performance scoping
 WhoIsTypingTile::setState

---
 src/components/views/rooms/WhoIsTypingTile.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/components/views/rooms/WhoIsTypingTile.js b/src/components/views/rooms/WhoIsTypingTile.js
index a25b43fc3a..e69406505e 100644
--- a/src/components/views/rooms/WhoIsTypingTile.js
+++ b/src/components/views/rooms/WhoIsTypingTile.js
@@ -87,7 +87,9 @@ export default class WhoIsTypingTile extends React.Component {
             const userId = event.getSender();
             // remove user from usersTyping
             const usersTyping = this.state.usersTyping.filter((m) => m.userId !== userId);
-            this.setState({usersTyping});
+            if (usersTyping.length !== this.state.usersTyping.length) {
+                this.setState({usersTyping});
+            }
             // abort timer if any
             this._abortUserTimer(userId);
         }