From 61b963411570a74a965aa9aa6317b7b22e359027 Mon Sep 17 00:00:00 2001
From: Ruslan Farkhutdinov <ruslan.farkhutdinov@devexpress.com>
Date: Wed, 19 Feb 2025 14:14:21 +0200
Subject: [PATCH] Chat: Make the message in onMessageEntered and user in
 onTypingStart/End required

---
 packages/devextreme/js/ui/chat.d.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/packages/devextreme/js/ui/chat.d.ts b/packages/devextreme/js/ui/chat.d.ts
index 54ad51e07b0f..4965a37c4788 100644
--- a/packages/devextreme/js/ui/chat.d.ts
+++ b/packages/devextreme/js/ui/chat.d.ts
@@ -52,7 +52,7 @@ export type OptionChangedEvent = EventInfo<dxChat> & ChangedOptionInfo;
  */
 export type MessageEnteredEvent = NativeEventInfo<dxChat, KeyboardEvent | PointerEvent | MouseEvent | TouchEvent> & {
     /** @docid _ui_chat_MessageEnteredEvent.message */
-    readonly message?: Message;
+    readonly message: Message;
 };
 
 /**
@@ -74,7 +74,7 @@ export type TypingStartEvent = NativeEventInfo<dxChat, UIEvent & { target: HTMLI
  */
 export type TypingEndEvent = EventInfo<dxChat> & {
     /** @docid _ui_chat_TypingEndEvent.user */
-    readonly user?: User;
+    readonly user: User;
 };
 
 /**