From b287aeec3ea85f20e4b1fc3d907c901bdc2a0176 Mon Sep 17 00:00:00 2001
From: Zhaolin Liang <develop0304@outlook.com>
Date: Wed, 17 Jul 2024 15:06:14 +0800
Subject: [PATCH] fix(compiler-sfc): correctly resolve type annotation for
 declared function (#11279)

close #11266
---
 .../compileScript/resolveType.spec.ts         | 20 +++++++++++++++++++
 .../compiler-sfc/src/script/resolveType.ts    |  1 +
 2 files changed, 21 insertions(+)

diff --git a/packages/compiler-sfc/__tests__/compileScript/resolveType.spec.ts b/packages/compiler-sfc/__tests__/compileScript/resolveType.spec.ts
index 0b5549cc407..b8b71878e03 100644
--- a/packages/compiler-sfc/__tests__/compileScript/resolveType.spec.ts
+++ b/packages/compiler-sfc/__tests__/compileScript/resolveType.spec.ts
@@ -635,6 +635,26 @@ describe('resolveType', () => {
     })
   })
 
+  // #11266
+  test('correctly parse type annotation for declared function', () => {
+    const { props } = resolve(`
+    import { ExtractPropTypes } from 'vue'
+    interface UploadFile<T = any> {
+      xhr?: T
+    }
+    declare function uploadProps<T = any>(): {
+      fileList: {
+        type: PropType<UploadFile<T>[]>
+        default: UploadFile<T>[]
+      }
+    }
+    type UploadProps = ExtractPropTypes<ReturnType<typeof uploadProps>>
+    defineProps<UploadProps>()`)
+    expect(props).toStrictEqual({
+      fileList: ['Array'],
+    })
+  })
+
   describe('generics', () => {
     test('generic with type literal', () => {
       expect(
diff --git a/packages/compiler-sfc/src/script/resolveType.ts b/packages/compiler-sfc/src/script/resolveType.ts
index 5a4c84b4ab7..398d3ba9f42 100644
--- a/packages/compiler-sfc/src/script/resolveType.ts
+++ b/packages/compiler-sfc/src/script/resolveType.ts
@@ -177,6 +177,7 @@ function innerResolveTypeElements(
     case 'TSInterfaceDeclaration':
       return resolveInterfaceMembers(ctx, node, scope, typeParameters)
     case 'TSTypeAliasDeclaration':
+    case 'TSTypeAnnotation':
     case 'TSParenthesizedType':
       return resolveTypeElements(
         ctx,