// Copyright (c) 2021, 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 A new primitive type Never. This type is denoted by the built-in
/// type declaration Never declared in dart:core.
///
/// @description Check new primitive type Never. Test type alias
/// @author sgrekhov@unipro.ru

// Requirements=nnbd-weak
typedef Neverland = Never;

Neverland fail() {
  throw new Exception();
}

main() {
  try {
    fail();
  } on Exception catch(_) {}
}
