From cca4165f5f383e67572661b8bdf9951610f8d0c0 Mon Sep 17 00:00:00 2001
From: Jijun Leng <962285+jjleng@users.noreply.github.com>
Date: Tue, 8 Apr 2025 16:34:17 -0700
Subject: [PATCH] feat: mark pending tools as failed on stream end

---
 cp-webapp/src/hooks/use-chat-stream.ts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/cp-webapp/src/hooks/use-chat-stream.ts b/cp-webapp/src/hooks/use-chat-stream.ts
index de7cc74..3aeb0d3 100644
--- a/cp-webapp/src/hooks/use-chat-stream.ts
+++ b/cp-webapp/src/hooks/use-chat-stream.ts
@@ -556,6 +556,8 @@ export function useChatStream() {
         }
       } finally {
         cleanupThinking();
+        // Mark any tools still in 'started' state as 'failed' when the stream ends
+        markPendingToolsAsFailed();
         setIsStreaming(false);
         setAbortController(null);