dart-sdk/tests/web/regress_null_aware_test.dart
Sigmund Cherem 912005267d [web] rename suite dart2js -> web.
Change-Id: I46be49b2effec3e38a3dc44cd45cfe736f77fa78
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/182680
Commit-Queue: Sigmund Cherem <sigmund@google.com>
Reviewed-by: Joshua Litt <joshualitt@google.com>
Reviewed-by: Nicholas Shahan <nshahan@google.com>
Reviewed-by: Stephen Adams <sra@google.com>
2021-02-04 23:11:32 +00:00

18 lines
579 B
Dart

// 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.md file.
// Regression test for failure on CFE null-aware encoding.
class Class {
Map<String, Set<String>>? map;
List<String> method(String node, Set<String> set) => set.add(node)
? [node, ...?map![node]?.expand((node) => method(node, set))?.toList()]
: [];
}
main(args) {
if (args != null && args.isNotEmpty) new Class().method('', <String>{});
}