Language/Classes/Superclasses/wrong_superclass_t02.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.

// @dart = 2.9

/// @assertion It is a compile-time error if the extends clause of a class C
/// specifies an enumerated type, a malformed type or a deferred type as a
/// superclass.
/// @description Checks that it is a compile-time error when the type expression
/// in a class's extends clause denotes a function type.
/// @author rodionov


typedef void foo();

class A extends foo {}
//              ^
// [analyzer] unspecified
// [cfe] unspecified

main() {
  try {
    new A();
  } catch (e) {}
}