replace .at(-1) with array.length-1 (#3080) (#3081)

(cherry picked from commit baeb4acddf) Co-authored-by: Germain <germains@element.io>
2023-01-20 12:13:36 +00:00
parent b8711f15fd
commit cabe14d7e2
1 changed files with 1 additions and 1 deletions
@@ -572,7 +572,7 @@ export class Thread extends ReadReceipt<EmittedEvents, EventHandlerMap> {
     */
    public getEventReadUpTo(userId: string, ignoreSynthesized?: boolean): string | null {
        const isCurrentUser = userId === this.client.getUserId();
-        const lastReply = this.timeline.at(-1);
+        const lastReply = this.timeline[this.timeline.length - 1];
        if (isCurrentUser && lastReply) {
            // If the last activity in a thread is prior to the first threaded read receipt
            // sent in the room (suggesting that it was sent before the user started