| // 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. | |
| import "package:expect/expect.dart"; | |
| main() { | |
| var x = [1, 2, 3]; | |
| Expect.listEquals(x, nop(x).toList()); | |
| } | |
| Iterable<T> nop<T>(Iterable<T> values) { | |
| Iterable<T> inner() sync* { | |
| yield* values; | |
| return; | |
| } | |
| return inner(); | |
| } |