From: Evan You <yyx990803@gmail.com>
Date: Fri, 1 May 2020 17:23:59 +0000 (-0400)
Subject: fix(runtime-core): avoid infinite warning loop for isRef check on component public... 
X-Git-Tag: v3.0.0-beta.6~13
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=62336085f497d42f0007bf9ad33f078d273605a6;p=thirdparty%2Fvuejs%2Fcore.git

fix(runtime-core): avoid infinite warning loop for isRef check on component public proxy

fix #1091
---

diff --git a/packages/runtime-core/src/componentProxy.ts b/packages/runtime-core/src/componentProxy.ts
index e5fe0bdeea..71a056e859 100644
--- a/packages/runtime-core/src/componentProxy.ts
+++ b/packages/runtime-core/src/componentProxy.ts
@@ -194,7 +194,14 @@ export const PublicInstanceProxyHandlers: ProxyHandler<any> = {
       hasOwn(globalProperties, key))
     ) {
       return globalProperties[key]
-    } else if (__DEV__ && currentRenderingInstance) {
+    } else if (
+      __DEV__ &&
+      currentRenderingInstance &&
+      // #1091 avoid isRef/isVNode checks on component instance leading to
+      // infinite warning loop
+      key !== '_isRef' &&
+      key !== '_isVNode'
+    ) {
       if (data !== EMPTY_OBJ && key[0] === '$' && hasOwn(data, key)) {
         warn(
           `Property ${JSON.stringify(