// 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.

/*library: nnbd=false*/

// @dart=2.6

import 'opt_in.dart';

/*class: B2:A,B2,C2,Object*/
abstract class B2 extends A implements C2 {
  /*member: B2.method:int* Function(int*, {dynamic optional})**/

  /*member: B2.noSuchMethod:dynamic Function(Invocation*)**/
  noSuchMethod(Invocation invocation) {
    return super.noSuchMethod(invocation);
  }
}

/*class: C2:C2,Object*/
abstract class C2 {
  /*member: C2.method:int* Function(int*, {dynamic optional})**/
  int method(int i, {optional});
}