From f764db4b01861f79a347b14ecf6313cc174cc12c Mon Sep 17 00:00:00 2001
From: Evan You <yyx990803@gmail.com>
Date: Mon, 15 Aug 2016 12:49:21 -0400
Subject: [PATCH] more robust parent transition skip check

---
 src/platforms/web/runtime/components/transition.js | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/platforms/web/runtime/components/transition.js b/src/platforms/web/runtime/components/transition.js
index 05d9fc62e..4430e17f0 100644
--- a/src/platforms/web/runtime/components/transition.js
+++ b/src/platforms/web/runtime/components/transition.js
@@ -54,6 +54,14 @@ function placeholder (h, rawChild) {
     : null
 }
 
+function hasParentTransition (vnode) {
+  while ((vnode = vnode.parent)) {
+    if (vnode.data.transition) {
+      return true
+    }
+  }
+}
+
 export default {
   name: 'transition',
   props: transitionProps,
@@ -95,7 +103,7 @@ export default {
 
     // if this is a component root node and the component's
     // parent container node also has transition, skip.
-    if (this.$vnode.parent && this.$vnode.parent.data.transition) {
+    if (hasParentTransition(this.$vnode)) {
       return rawChild
     }