From f40f3a0e9589bfa096d365f735c9bb54b9853fd3 Mon Sep 17 00:00:00 2001
From: Evan You <yyx990803@gmail.com>
Date: Mon, 4 May 2020 08:50:17 -0400
Subject: [PATCH] fix(reactivity): avoid polluting Object prototype

---
 packages/reactivity/src/baseHandlers.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/reactivity/src/baseHandlers.ts b/packages/reactivity/src/baseHandlers.ts
index 531d19c7d..40475386b 100644
--- a/packages/reactivity/src/baseHandlers.ts
+++ b/packages/reactivity/src/baseHandlers.ts
@@ -39,7 +39,7 @@ function createGetter(isReadonly = false, shallow = false) {
       return !isReadonly
     } else if (key === ReactiveFlags.isReadonly) {
       return isReadonly
-    } else if (key === ReactiveFlags.raw) {
+    } else if (key === ReactiveFlags.raw || key === '__proto__') {
       return target
     }