From: Evan You <yyx990803@gmail.com>
Date: Wed, 7 Oct 2020 21:49:03 +0000 (-0400)
Subject: fix(runtime-core/template-refs): do not reset refs object before updates
X-Git-Tag: v3.0.1~42
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=25d53f09bbf55412a003eabb7a390dc8434f8987;p=thirdparty%2Fvuejs%2Fcore.git

fix(runtime-core/template-refs): do not reset refs object before updates

fix #2283
---

diff --git a/packages/runtime-core/src/renderer.ts b/packages/runtime-core/src/renderer.ts
index 37f5a2ed7d..3baea539a8 100644
--- a/packages/runtime-core/src/renderer.ts
+++ b/packages/runtime-core/src/renderer.ts
@@ -1456,11 +1456,6 @@ function baseCreateRenderer(
         const prevTree = instance.subTree
         instance.subTree = nextTree
 
-        // reset refs
-        // only needed if previous patch had refs
-        if (instance.refs !== EMPTY_OBJ) {
-          instance.refs = {}
-        }
         if (__DEV__) {
           startMeasure(instance, `patch`)
         }