From 51c78809e6b9a55244175ef385f3703d65272a7f Mon Sep 17 00:00:00 2001
From: Bruno Windels <brunow@matrix.org>
Date: Mon, 23 Mar 2020 12:34:23 +0100
Subject: [PATCH] filter room list by canonical and alternative aliases

---
 src/components/views/rooms/RoomList.js | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/components/views/rooms/RoomList.js b/src/components/views/rooms/RoomList.js
index 2143c7f1a8..4327f93d9f 100644
--- a/src/components/views/rooms/RoomList.js
+++ b/src/components/views/rooms/RoomList.js
@@ -596,8 +596,13 @@ export default createReactClass({
         // case insensitive if room name includes filter,
         // or if starts with `#` and one of room's aliases starts with filter
         return list.filter((room) => {
-            if (filter[0] === "#" && room.getAliases().some((alias) => alias.toLowerCase().startsWith(lcFilter))) {
-                return true;
+            if (filter[0] === "#") {
+                if (room.getCanonicalAlias() && room.getCanonicalAlias().toLowerCase().startsWith(lcFilter)) {
+                    return true;
+                }
+                if (room.getAltAliases().some((alias) => alias.toLowerCase().startsWith(lcFilter))) {
+                    return true;
+                }
             }
             return room.name && utils.removeHiddenChars(room.name.toLowerCase()).toLowerCase().includes(fuzzyFilter);
         });