blob: 94d83d205bdcb8cd65d1b8c4f955c585e103e515 [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.
// @dart = 2.9
// Tests syntax edge cases.
import 'package:expect/expect.dart';
void main() {
// Trailing comma.
Expect.listEquals([1, 2], [...[1, 2],]);
Expect.mapEquals({1: 1, 2: 2}, {...{1: 1, 2: 2},});
Expect.setEquals({1, 2}, {...{1, 2},});
// Precedence.
Expect.listEquals([1, 2, 3], [1, ...true ? [2] : [], 3]);
Expect.listEquals([1, 3], [1, ...?true ? null : [], 3]);
var a = [0];
Expect.listEquals([1, 2, 3], [1, ...a = [2], 3]);
Expect.listEquals([1, 3], [1, ...?a = null, 3]);
var b = [2];
Expect.listEquals([1, 2, 3, 4], [1, ...b..add(3), 4]);
b = [2];
Expect.listEquals([1, 2, 3, 4], [1, ...?b..add(3), 4]);
}