| /* |
| * 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 Finally, the conditional [?]/[:] operator only evaluates one of |
| * its branches, depending on whether the condition expression evaluates to |
| * [true] or [false]. The other branch must also be a potentially constant |
| * expression. |
| * @description Checks that conditional operator [?]/[:] in constant expression |
| * throws a compile error if condition is [true] and the first operand is not a |
| * correct constant expression. |
| * @author iarkh@unipro.ru |
| */ |
| |
| class MyClass1 { |
| final int res; |
| const MyClass1() : res = (true ? (null as String).length : 15); |
| } |
| |
| class MyClass2 { |
| final int res; |
| const MyClass2(x) : res = (true ? x : 0); |
| } |
| |
| |
| main() { |
| const res = true ? (null as String).length > 0 : "String here"; |
| // ^^^^^^^^^^^^^^^^^^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| const MyClass1 res1 = MyClass1(); |
| // ^^^^^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| const MyClass2 res2 = MyClass2((null as String).length); |
| // ^^^^^^^^^^^^^^^^^^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| } |