From ffbe87e7a3bda9666245e7e5b1565cd35b9cc5ea Mon Sep 17 00:00:00 2001
From: daiwei <daiwei521@126.com>
Date: Tue, 31 Dec 2024 16:11:41 +0800
Subject: [PATCH] fix(runtime-core): prevent updating instance if it's already
 the current instance

---
 packages/runtime-core/src/component.ts | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/packages/runtime-core/src/component.ts b/packages/runtime-core/src/component.ts
index 3ed42ed0b..cf8a17e9d 100644
--- a/packages/runtime-core/src/component.ts
+++ b/packages/runtime-core/src/component.ts
@@ -760,7 +760,10 @@ if (__SSR__) {
   }
 }
 
-export const setCurrentInstance = (instance: ComponentInternalInstance) => {
+export const setCurrentInstance = (
+  instance: ComponentInternalInstance,
+): (() => void) => {
+  if (currentInstance === instance) return NOOP
   const prev = currentInstance
   internalSetCurrentInstance(instance)
   instance.scope.on()