Robert Nystrom
ba40d9bece
Change-Id: I73edeeaf4934899b71d6335dcb4b4b54dce46bae Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/426340 Auto-Submit: Bob Nystrom <rnystrom@google.com> Reviewed-by: Nate Biggs <natebiggs@google.com> Commit-Queue: Nate Biggs <natebiggs@google.com>
24 lines
545 B
Dart
24 lines
545 B
Dart
// Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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class A<T> {
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List<List>? xs;
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void foo() {
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// the inner closure only needs to capture 'this' if
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// `A` needs runtime type information.
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xs!.map((x) => x.map((a) => a as T));
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}
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}
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main() {
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var a = new A<int>();
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a.xs = [
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[1, 2, 3],
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[4, 5, 6],
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];
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// just check that this doesn't crash
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a.foo();
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}
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