|  | // Copyright (c) 2012, 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. | 
|  |  | 
|  | // @dart = 2.9 | 
|  |  | 
|  | import "package:expect/expect.dart"; | 
|  |  | 
|  | class A { | 
|  | int a; | 
|  | A() : a = 42; | 
|  | } | 
|  |  | 
|  | class B extends A { | 
|  | int get a => 54; | 
|  | returnSuper() => super.a; | 
|  | returnSuperInClosure() => () => super.a; | 
|  | } | 
|  |  | 
|  | main() { | 
|  | B b = new B(); | 
|  | Expect.equals(54, b.a); | 
|  | Expect.equals(42, b.returnSuper()); | 
|  | Expect.equals(42, b.returnSuperInClosure()()); | 
|  | } |