fix(compiler-sfc): fallback to UNKNOWN when unable to infer keyof ope…

…rator, fix #11002
vuejs · May 24, 2024 · 193d65d · 193d65d
1 parent 560a5f9
commit 193d65d
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diff --git a/packages/compiler-sfc/__tests__/compileScript/resolveType.spec.ts b/packages/compiler-sfc/__tests__/compileScript/resolveType.spec.ts
@@ -535,6 +535,21 @@ describe('resolveType', () => {
  })
  })
 
+ test('keyof: fallback to Unknown', () => {
+ const { props } = resolve(
+ `
+ interface Barr {}
+ interface Bar extends Barr {}
+ type Foo = keyof Bar
+ defineProps<{ foo: Foo }>()
+ `,
+ )
+
+ expect(props).toStrictEqual({
+ foo: ['Unknown'],
+ })
+ })
+
  test('ExtractPropTypes (element-plus)', () => {
  const { props, raw } = resolve(
  `

diff --git a/packages/compiler-sfc/src/script/resolveType.ts b/packages/compiler-sfc/src/script/resolveType.ts
@@ -1496,7 +1496,9 @@ export function inferRuntimeType(
  }
  }
 
- return types.size ? Array.from(types) : ['Object']
+ return types.size
+ ? Array.from(types)
+ : [isKeyOf ? UNKNOWN_TYPE : 'Object']
  }
  case 'TSPropertySignature':
  if (node.typeAnnotation) {