fix(compiler-sfc): add support for @vue-ignore in runtime type resolution (#13906)

edison1105 · web-flow · commit ba7f7f90f689 · 2025-09-24T17:10:20.000+08:00
diff --git a/packages/compiler-sfc/__tests__/compileScript/resolveType.spec.ts b/packages/compiler-sfc/__tests__/compileScript/resolveType.spec.ts
@@ -149,6 +149,17 @@ describe('resolveType', () => {
     })
   })
 
+  test('TSPropertySignature with ignore', () => {
+    expect(
+      resolve(`
+      type Foo = string
+      defineProps<{ foo: /* @vue-ignore */ Foo }>()
+    `).props,
+    ).toStrictEqual({
+      foo: ['Unknown'],
+    })
+  })
+
   // #7553
   test('union type', () => {
     expect(
diff --git a/packages/compiler-sfc/src/script/resolveType.ts b/packages/compiler-sfc/src/script/resolveType.ts
@@ -1515,6 +1515,13 @@ export function inferRuntimeType(
   isKeyOf = false,
   typeParameters?: Record<string, Node>,
 ): string[] {
+  if (
+    node.leadingComments &&
+    node.leadingComments.some(c => c.value.includes('@vue-ignore'))
+  ) {
+    return [UNKNOWN_TYPE]
+  }
+
   try {
     switch (node.type) {
       case 'TSStringKeyword':
