Lasse R.H. Nielsen
726904ac17
Provides better typing than `catchError`. Change-Id: If0d4487b7c3a499160fb719740a1d65c0545024d Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/151512 Commit-Queue: Lasse R.H. Nielsen <lrn@google.com> Reviewed-by: Lasse R.H. Nielsen <lrn@google.com> Reviewed-by: Nate Bosch <nbosch@google.com>
54 lines
996 B
Dart
54 lines
996 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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// @dart = 2.9
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/*library: scope=[
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A2,
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B2,
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B3,
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B4,
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async.dart.FutureExtensions]*/
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class A1 {}
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/*class: A2:
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builder-name=A2,
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builder-onType=A1,
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extension-name=A2,
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extension-onType=A1
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*/
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extension A2 on A1 {}
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class B1<T> {}
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/*class: B2:
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builder-name=B2,
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builder-onType=B1<T>,
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builder-type-params=[T],
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extension-name=B2,
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extension-onType=B1<T>,
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extension-type-params=[T]
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*/
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extension B2<T> on B1<T> {}
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/*class: B3:
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builder-name=B3,
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builder-onType=B1<A1>,
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extension-name=B3,
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extension-onType=B1<A1>
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*/
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extension B3 on B1<A1> {}
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/*class: B4:
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builder-name=B4,
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builder-onType=B1<T>,
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builder-type-params=[T extends A1],
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extension-name=B4,extension-onType=B1<T>,
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extension-type-params=[T extends A1]
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*/
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extension B4<T extends A1> on B1<T> {}
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main() {}
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