// Copyright (c) 2019, 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.

/// @author sgrekhov@unipro.ru

library opted_in_aliases_lib;

class A {
}

typedef AAliasNonNullable = A;
typedef AAliasNullable = A?;
typedef StringAliasNonNullable = String;
typedef StringAliasNullable = String?;
typedef IntAliasNonNullable = int;
typedef IntAliasNullable = int?;
typedef NeverAlias = Never;