| /* |
| * 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. |
| */ |
| /** |
| * @assertion From the Unified collection Spec: |
| * A spreadElement starting with [...] is a constant element if its expression |
| * is constant and it evaluates to a constant List, Set or Map instance |
| * originally created by a list, set or map literal. It is a potentially |
| * constant element if the expression is a potentially constant expression. |
| * @description: Checks that constant list spread element can be constant list |
| * or set. |
| * @author iarkh@unipro.ru |
| */ |
| // SharedOptions=--enable-experiment=constant-update-2018 |
| |
| import "../../Utils/expect.dart"; |
| |
| main() { |
| const List res1 = const [...[1, 2, 3], 4]; |
| Expect.listEquals([1, 2, 3, 4], res1); |
| |
| const List res2 = const [5, ...{2, 11}]; |
| Expect.listEquals([5, 2, 11], res2); |
| |
| const List res3 = const [...[]]; |
| Expect.listEquals([], res3); |
| } |