Language/Expressions/Numbers/extend_or_implement_int_t03.dart

// Copyright (c) 2011, 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.

/**
 * @assertion It is a compile-time error for a class to attempt to extend,
 * mix in or implement int
 * @description Checks that a user-defined interface cannot extend int.
 * @compile-error
 * @author iefremov
 */

abstract class A extends int {}

class B implements A {}

main() {
  new B();
}