From: ysj16 <504427021@qq.com>
Date: Tue, 24 Mar 2020 16:09:42 +0000 (+0800)
Subject: fix(TransitionGroup): ignore comment node when warn (fix#869) (#875)
X-Git-Tag: v3.0.0-alpha.10~8
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=0dba5d44e60d33b909f4e4d05663c7ddf746a1f2;p=thirdparty%2Fvuejs%2Fcore.git

fix(TransitionGroup): ignore comment node when warn (fix#869) (#875)
---

diff --git a/packages/runtime-dom/src/components/TransitionGroup.ts b/packages/runtime-dom/src/components/TransitionGroup.ts
index 0cefb8f097..331b5f1989 100644
--- a/packages/runtime-dom/src/components/TransitionGroup.ts
+++ b/packages/runtime-dom/src/components/TransitionGroup.ts
@@ -9,6 +9,7 @@ import {
 } from './Transition'
 import {
   Fragment,
+  Comment,
   VNode,
   warn,
   resolveTransitionHooks,
@@ -108,7 +109,7 @@ const TransitionGroupImpl = {
             child,
             resolveTransitionHooks(child, cssTransitionProps, state, instance)
           )
-        } else if (__DEV__) {
+        } else if (__DEV__ && child.type !== Comment) {
           warn(`<TransitionGroup> children must be keyed.`)
         }
       }