From a6e74985cf2eab6f16d03a8eda3bf3fc7950127c Mon Sep 17 00:00:00 2001
From: Evan You <yyx990803@gmail.com>
Date: Tue, 12 Jul 2022 18:59:26 +0800
Subject: [PATCH] fix: detect property add/deletion on reactive objects from
 setup when used in templates

---
 src/v3/reactivity/ref.ts | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/src/v3/reactivity/ref.ts b/src/v3/reactivity/ref.ts
index 114e6f563d8..244acc9b0d4 100644
--- a/src/v3/reactivity/ref.ts
+++ b/src/v3/reactivity/ref.ts
@@ -119,7 +119,16 @@ export function proxyWithRefUnwrap(
   Object.defineProperty(target, key, {
     enumerable: true,
     configurable: true,
-    get: () => unref(source[key]),
+    get: () => {
+      const val = source[key]
+      if (isRef(val)) {
+        return val.value
+      } else {
+        const ob = val && val.__ob__
+        if (ob) ob.dep.depend()
+        return val
+      }
+    },
     set: value => {
       const oldValue = source[key]
       if (isRef(oldValue) && !isRef(value)) {