// Copyright (c) 2017, 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 | |
import 'dart:collection' as collection; | |
class Foo extends Object with collection.ListMixin { | |
int get length => 0; | |
operator [](int index) => null; | |
void operator []=(int index, value) => null; | |
set length(int newLength) => null; | |
} | |
main() { | |
new Foo(); | |
} |