| /* |
| * 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 It is a compile-time error if: |
| * A spread element in a list or set literal has a static type that is not |
| * dynamic and not a subtype of Iterable<Object>. |
| * @description Checks that compile error is thrown if null-aware spread element |
| * in the sett is not dynamic and is not assignable to [Iterable] or [Null] |
| * @author iarkh@unipro.ru |
| */ |
| |
| import "dart:async"; |
| |
| main() { |
| dynamic x1; |
| List? x2; |
| Set? x3; |
| Iterable? x4; |
| Null x5; |
| |
| Set s1 = {...?x1}; |
| Set s2 = {...?x2}; |
| Set s3 = {...?x3}; |
| Set s4 = {...?x4}; |
| Set s5 = {...?x5}; |
| } |
