fix: keep existing parent reference

Author: KaelWD

src/helpers.ts

@@ -257,3 +257,10 @@ function replaceChildNode (parent: VueAST.Node, oldChild: VueAST.Node, newChild:
   }
   return false
 }
+
+type Builders = CodemodPluginContext['utils']['builders']
+export function setParents (node: AST.Node, builders: Builders) {
+  const parent = node.parent
+  builders.setParents(node)
+  node.parent = parent
+}

src/plugins/v4/grid.ts

@@ -1,6 +1,6 @@
 import type { AST, CodemodPlugin, CodemodPluginContext } from 'vue-metamorph'
 import { astHelpers } from 'vue-metamorph'
-import { classify } from '../../helpers'
+import { classify, setParents } from '../../helpers'
 
 type Builders = CodemodPluginContext['utils']['builders']
 
@@ -30,7 +30,7 @@ export const v4GridPlugin: CodemodPlugin = {
               builders.vIdentifier('density'),
               builders.vLiteral('compact'),
             ))
-          builders.setParents(el.startTag)
+          setParents(el.startTag, builders)
           count++
         }
 
@@ -86,7 +86,7 @@ function appendStaticClass (el: AST.VElement, cls: string, builders: Builders) {
         builders.vLiteral(cls),
       ),
     )
-    builders.setParents(el.startTag)
+    setParents(el.startTag, builders)
   }
 }
 

src/plugins/v4/snackbar-multiline.ts

@@ -1,5 +1,5 @@
 import type { CodemodPlugin } from 'vue-metamorph'
-import { camelize, classify } from '../../helpers'
+import { camelize, classify, setParents } from '../../helpers'
 
 export const v4SnackbarMultilinePlugin: CodemodPlugin = {
   type: 'codemod',
@@ -27,7 +27,7 @@ export const v4SnackbarMultilinePlugin: CodemodPlugin = {
               node.startTag.attributes.push(
                 builders.vAttribute(builders.vIdentifier('min-height'), builders.vLiteral('68')),
               )
-              builders.setParents(node.startTag)
+              setParents(node.startTag, builders)
             }
 
             count++

src/plugins/v4/snackbar-queue-slot.ts

@@ -1,5 +1,5 @@
 import type { CodemodPlugin } from 'vue-metamorph'
-import { findSlotNodes } from '../../helpers'
+import { findSlotNodes, setParents } from '../../helpers'
 
 export const v4SnackbarQueueSlotPlugin: CodemodPlugin = {
   type: 'codemod',
@@ -13,7 +13,7 @@ export const v4SnackbarQueueSlotPlugin: CodemodPlugin = {
         if (!node.key.argument) {
           node.key.name.rawName = '#'
           node.key.argument = builders.vIdentifier('item')
-          builders.setParents(node.key)
+          setParents(node.key, builders)
           count++
         } else if (node.key.argument.type === 'VIdentifier') {
           node.key.argument.rawName = 'item'