| // 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. | 
 |  | 
 | import "package:expect/expect.dart"; | 
 |  | 
 | var topLevelClosure; | 
 |  | 
 | /*    /// 01: runtime error | 
 | get topLevel => topLevelClosure; | 
 | */   /// 01: continued | 
 | set topLevel(var value) { } | 
 |  | 
 | initialize() { | 
 |   print("initializing"); | 
 |   topLevelClosure = (x) => x * 2; | 
 | } | 
 |  | 
 | main() { | 
 |   initialize(); | 
 |   var x = topLevelClosure(2); | 
 |   Expect.equals(4, x); | 
 |  | 
 |   x = topLevel(3); | 
 |   Expect.equals(6, x); | 
 | } |