From acd55ca812b56dd551d749336386affb7f66732c Mon Sep 17 00:00:00 2001
From: Matvei Andrienko <m.y.andrienko@outlook.com>
Date: Wed, 11 Sep 2024 03:57:59 +0200
Subject: [PATCH] fix: adding message to an empty message list (#1356)

---
 src/utils.ts | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/utils.ts b/src/utils.ts
index c3bd41464e..af763cc3a1 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -384,8 +384,10 @@ export function addToMessageList<T extends FormatMessageResponse>(
   }
 
   // for empty list just concat and return unless it's an update or deletion
-  if (!newMessages.length && addMessageToList) {
+  if (newMessages.length === 0 && addMessageToList) {
     return newMessages.concat(newMessage);
+  } else if (newMessages.length === 0) {
+    return newMessages;
   }
 
   // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
@@ -396,6 +398,8 @@ export function addToMessageList<T extends FormatMessageResponse>(
   // if message is newer than last item in the list concat and return unless it's an update or deletion
   if (messageIsNewest && addMessageToList) {
     return newMessages.concat(newMessage);
+  } else if (newMessages.length === 0) {
+    return newMessages;
   }
 
   // find the closest index to push the new message