// Copyright (c) 2020, 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 If an unmigrated library re-exports a migrated library, the
/// re-exported symbols retain their migrated status (that is, downstream
/// migrated libraries will see their migrated types).
/// @description Check that if function typedef with argument of nullable type is
/// exported from opted-in library to legacy library and then back to the opted
/// in code, it retains its status. Typedef is in the form [typedef
/// <typeIdentifier> <typeParameters> = <functionType>].
/// @author iarkh@unipro.ru

// Requirements=nnbd-weak

import "dart:async";
import "../../../Utils/expect.dart";
import "exports_A01_opted_out_lib.dart";

typedef exp_nullable_int_arg      = void Function(int? i);
typedef exp_nullable_object_arg   = void Function(Object? i);
typedef exp_dynamic_arg           = void Function(dynamic i);
typedef exp_nullable_function_arg = void Function(Function? f);
typedef exp_null_arg              = void Function(Null n);
typedef exp_futureOr_arg          = void Function(FutureOr i);

main() {
  Expect.equals(exp_nullable_int_arg,      def_nullable_int_arg);
  Expect.equals(exp_nullable_object_arg,   def_nullable_object_arg);
  Expect.equals(exp_dynamic_arg,           def_dynamic_arg);
  Expect.equals(exp_nullable_function_arg, def_nullable_function_arg);
  Expect.equals(exp_null_arg,              def_null_arg);
  Expect.equals(exp_futureOr_arg,          def_futureOr_arg);
}