From ba7f7f90f689f6e7e0417a192d081db542de28ec Mon Sep 17 00:00:00 2001
From: edison <daiwei521@126.com>
Date: Wed, 24 Sep 2025 17:10:20 +0800
Subject: [PATCH] fix(compiler-sfc): add support for @vue-ignore in runtime
 type resolution (#13906)

---
 .../__tests__/compileScript/resolveType.spec.ts       | 11 +++++++++++
 packages/compiler-sfc/src/script/resolveType.ts       |  7 +++++++
 2 files changed, 18 insertions(+)

diff --git a/packages/compiler-sfc/__tests__/compileScript/resolveType.spec.ts b/packages/compiler-sfc/__tests__/compileScript/resolveType.spec.ts
index a1476c76a..0f46d6085 100644
--- 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
index fb79323cb..f6763b764 100644
--- 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':
-- 
2.47.3