dart-sdk/tests/web/closure_capture7_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

23 lines
544 B
Dart

// Copyright (c) 2017, 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.
class A<T> {
List<List>? xs;
void foo() {
// the inner closure only needs to capture 'this' if
// `A` needs runtime type information.
xs!.map((x) => x.map((a) => a as T));
}
}
main() {
var a = new A<int>();
a.xs = [
[1, 2, 3],
[4, 5, 6]
];
// just check that this doesn't crash
a.foo();
}