Robert Nystrom
5c1376615e
Change-Id: I369916a9edd3a9b38ab2c9ee1e11c4735331142b Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/150284 Auto-Submit: Bob Nystrom <rnystrom@google.com> Commit-Queue: Lasse R.H. Nielsen <lrn@google.com> Reviewed-by: Lasse R.H. Nielsen <lrn@google.com>
21 lines
595 B
Dart
21 lines
595 B
Dart
// Copyright (c) 2019, 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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import "package:expect/expect.dart";
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/// It is a compile-time error if a named formal parameter begins with an '_'.
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class Foo {
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num _y;
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Foo.private({this._y: 77}) {}
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// ^^^^^^^
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// [analyzer] COMPILE_TIME_ERROR.PRIVATE_OPTIONAL_PARAMETER
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// ^
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// [cfe] An optional named parameter can't start with '_'.
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}
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main() {
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Foo.private(_y: 222);
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}
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