Language/Mixins/Mixin_Application/abstract_t07.dart

// Copyright (c) 2015, 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 The effect of a class definition of the form class C = M; or the
/// form class C<T1,...,Tn> = M; in library L is to introduce the name C into
/// the scope of L, bound to the class defined by the mixin application M.
/// The name of the class is also set to C. Iff the class is prefixed by the
/// built-in identifier abstract, the class being defined is an abstract class.
/// @description Checks that class C is abstract (cannot be instantiated by
/// new) if there are abstract identifier even if all classes in mixin
/// application are not abstract
/// @author sgrekhov@unipro.ru

class M {
}

class S {
}

abstract class C = S with M;

main() {
  new C();
//    ^
// [analyzer] unspecified
// [cfe] unspecified
}