| /* |
| * 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 cannot be |
| * non-constant, cannot be [null] and cannot be of the type which is not [List] |
| * or [Set] |
| * @author iarkh@unipro.ru |
| */ |
| |
| List l = []; |
| Set s = {}; |
| |
| const m1 = {1: 1}; |
| Map m2 = {2: 2}; |
| |
| const int i1 = 25; |
| int i2 = 25; |
| |
| const n = null; |
| |
| main() { |
| const List res1 = const [...l]; |
| // [error line 30, column 0] |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| const List res2 = const [...s]; |
| // [error line 34, column 0] |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| const List res3 = const [...m1]; |
| // [error line 38, column 0] |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| const List res4 = const [...m2]; |
| // [error line 42, column 0] |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| const List res5 = const [...i1]; |
| // [error line 46, column 0] |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| const List res6 = const [...i2]; |
| // [error line 50, column 0] |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| const List res7 = const [...n]; |
| // ^ |
| // [cfe] Constant evaluation error: |
| // ^ |
| // [analyzer] COMPILE_TIME_ERROR.CONST_SPREAD_EXPECTED_LIST_OR_SET |
| } |