| // 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. |
| |
| // @dart = 2.9 |
| |
| /// @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 set spread element cannot be [Map], [int] |
| /// or [null]. |
| /// @author iarkh@unipro.ru |
| |
| |
| main() { |
| const Set res1 = const {...{1: 2, 3: 4}}; //# 01: compile-time error |
| const Set res2 = const {...44}; //# 02: compile-time error |
| const Set res3 = const {...null}; //# 03: compile-time error |
| const Set res4 = const {..."abcde"}; //# 04: compile-time error |
| } |
