dart-sdk/tests/dart2js/closure_capture7_test.dart
Joshua Litt f9f1ca6171 [dart2js] Create tests/dart2js for nnbd.
Change-Id: Ib8721cf976803d8d1b9d723b7e691e344c768b67
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/149881
Reviewed-by: Sigmund Cherem <sigmund@google.com>
Commit-Queue: Joshua Litt <joshualitt@google.com>
2020-06-09 16:53:15 +00:00

24 lines
542 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();
}