language/export_cyclic_test

library export_cyclic_helper2 exports D from 2 export directives.

14.2 Exports
It is a compile-time error if a name N is re-exported by a library L and N
is introduced into the export namespace of L by more than one export.

scheglov@scheglov-macbookpro2:~/Source/Dart/dart$ cat /Users/scheglov/Source/Dart/dart/tests/language/export_cyclic_test.dart
// 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.

// Test cyclic export and re-export.

/**
 * export_cyclic_test re-exports export_cyclic_helper1 which declares B
 * export_cyclic_helper1 re-exports export_cyclic_helper2 which declares C
 * export_cyclic_helper2 re-exports export_cyclic_test which declares A
 * export_cyclic_helper2 re-exports export_cyclic_helper3 which declares D
 */

library export_cyclic_test;

import 'export_cyclic_helper1.dart';
export 'export_cyclic_helper1.dart';

class A {}

void main() {
  print(new A());
  print(new B());
  print(new C());
  print(new D());
}

scheglov@scheglov-macbookpro2:~/Source/Dart/dart$ cat /Users/scheglov/Source/Dart/dart/tests/language/export_cyclic_helper1.dart
// 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.

library export_cyclic_helper1;

import 'export_cyclic_helper2.dart';
export 'export_cyclic_helper2.dart';

class B {
  A a;
  B b;
  C c;
  D d;
}
scheglov@scheglov-macbookpro2:~/Source/Dart/dart$ cat /Users/scheglov/Source/Dart/dart/tests/language/export_cyclic_helper2.dart
// 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.

library export_cyclic_helper2;

import 'export_cyclic_test.dart';
import 'export_cyclic_helper3.dart';
export 'export_cyclic_test.dart';
export 'export_cyclic_helper3.dart';

class C {
  A a;
  B b;
  C c;
  D d;
}
scheglov@scheglov-macbookpro2:~/Source/Dart/dart$ cat /Users/scheglov/Source/Dart/dart/tests/language/export_cyclic_helper3.dart
// 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.

library export_cyclic_helper3;

class D {}