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

jaulz · web-flow · commit e58277f6eaea · 2022-05-09T21:58:51.000-04:00
diff --git 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
 }
 

Original file line number	Diff line number	Diff line change
`@@ -18,7 +18,7 @@ import {`
`18`	`18`	`type AssignerFn = (value: any) => void`
`19`	`19`
`20`	`20`	`const getModelAssigner = (vnode: VNode): AssignerFn => {`
`21`		`- const fn = vnode.props!['onUpdate:modelValue']`
	`21`	`+ const fn = vnode.props!['onUpdate:modelValue'] \|\| (__COMPAT__ && vnode.props!['onModelCompat:input'])`
`22`	`22`	`return isArray(fn) ? value => invokeArrayFns(fn, value) : fn`
`23`	`23`	`}`
`24`	`24`