From: Julian Hundeloh <jaulz@users.noreply.github.com>
Date: Tue, 10 May 2022 01:58:51 +0000 (+0200)
Subject: fix(runtime-dom): "el._assign is not a function" in compat mode (#4121)
X-Git-Tag: v3.2.34-beta.1~84
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e58277f6eaeaec84cf05b34126bec01b619a1b90;p=thirdparty%2Fvuejs%2Fcore.git

fix(runtime-dom): "el._assign is not a function" in compat mode (#4121)
---

diff --git a/packages/runtime-dom/src/directives/vModel.ts b/packages/runtime-dom/src/directives/vModel.ts
index 6ca363a937..b3e10a2a1c 100644
--- a/packages/runtime-dom/src/directives/vModel.ts
+++ b/packages/runtime-dom/src/directives/vModel.ts
@@ -18,7 +18,7 @@ import {
 type AssignerFn = (value: any) => void
 
 const getModelAssigner = (vnode: VNode): AssignerFn => {
-  const fn = vnode.props!['onUpdate:modelValue']
+  const fn = vnode.props!['onUpdate:modelValue'] || (__COMPAT__ && vnode.props!['onModelCompat:input'])
   return isArray(fn) ? value => invokeArrayFns(fn, value) : fn
 }