|  | // Copyright (c) 2018, the Dart project authors.  Please see the AUTHORS file | 
|  | // for details. All rights reserved. Use of this source code is governed by a | 
|  | // BSD-style license that can be found in the LICENSE file. | 
|  |  | 
|  | import 'package:expect/expect.dart'; | 
|  |  | 
|  | // Tests that the compiler doesn't crash resolving annotations that refer | 
|  | // to other annotated types. | 
|  |  | 
|  | class Annotation { | 
|  | final String? value; | 
|  | const Annotation({this.value}); | 
|  | } | 
|  |  | 
|  | enum Enum { | 
|  | a, | 
|  | b, | 
|  | } | 
|  |  | 
|  | class SubAnno extends Annotation { | 
|  | final Enum? e; | 
|  | final Type? type; | 
|  | const SubAnno({String? value, this.e, this.type}) : super(value: value); | 
|  | } | 
|  |  | 
|  | @SubAnno(value: 'super') | 
|  | class A {} | 
|  |  | 
|  | @SubAnno(value: 'sub') | 
|  | class B extends A {} | 
|  |  | 
|  | @SubAnno(type: B) | 
|  | class C {} | 
|  |  | 
|  | main() { | 
|  | var c = new C(); | 
|  | Expect.isTrue(c != null); | 
|  | } |