From 45fc9b25837fb616ef489fb4f97ed12ab73efc4b Mon Sep 17 00:00:00 2001
From: yangchangtao <yangchangtao@kuaishou.com>
Date: Tue, 2 Apr 2024 14:28:11 +0800
Subject: [PATCH] fix(runtime-core): support for dynamically assigning new
 properties to $options objects in vue/compat

---
 packages/runtime-core/src/compat/instance.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/runtime-core/src/compat/instance.ts b/packages/runtime-core/src/compat/instance.ts
index 5beaf5f5ebb..342979aac3a 100644
--- a/packages/runtime-core/src/compat/instance.ts
+++ b/packages/runtime-core/src/compat/instance.ts
@@ -132,7 +132,7 @@ export function installCompatInstanceProperties(map: PublicPropertiesMap) {
       // inject additional properties into $options for compat
       // e.g. vuex needs this.$options.parent
       $options: i => {
-        const res = extend({}, resolveMergedOptions(i))
+        const res = resolveMergedOptions(i)
         res.parent = i.proxy!.$parent
         res.propsData = i.vnode.props
         return res