blob: 8e3b92dc58a13aea4d2c5e9e48cba494d8c442d8 [file] [log] [blame]
/*
* 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 The [??] operator only evaluates its second operand if the first
* evaluates to [null], and the second operand must be a potentially constant
* expression.
* @description Checks that compile-time exception is thrown if the first
* operand of [??] operator is of incorrect type.
* @author iarkh@unipro.ru
*/
const int? i = 1;
const String? nil = null;
const String? str = "check me here";
main() {
const String s1 = 14 ?? "12345";
// ^^
// [analyzer] unspecified
// [cfe] unspecified
const String s2 = i ?? "12345";
// ^^
// [analyzer] unspecified
// [cfe] unspecified
const int i1 = "12345" ?? 12345;
// ^^
// [analyzer] unspecified
// [cfe] unspecified
const int i2 = str ?? 12345;
// ^^
// [analyzer] unspecified
// [cfe] unspecified
}