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b9b30b5883
This doesn't comprehensively cover everything we should test around pattern variable scopes, but I wanted to cover most of the tricky behavior around variables in cases that share a body, along with some other edge cases that I thought of while speccing that out. Change-Id: I64fff7b4a9a30b00801fbf37b52f07799ef0fd35 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/268370 Commit-Queue: Bob Nystrom <rnystrom@google.com> Reviewed-by: Paul Berry <paulberry@google.com> Reviewed-by: Kallen Tu <kallentu@google.com>
32 lines
877 B
Dart
32 lines
877 B
Dart
// Copyright (c) 2022, 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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// SharedOptions=--enable-experiment=patterns
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main() {
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var local = 'local';
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// If cases sharing a body don't agree on a variable's finality, it is still
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// considered in scope and an error to use.
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switch ('value') {
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case final int local:
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case int local:
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print(local);
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// ^^^^^
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// [analyzer] unspecified
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// [cfe] unspecified
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}
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// If cases sharing a body don't agree on a variable's type, it is still
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// considered in scope and an error to use.
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switch ('value') {
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case bool local:
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case int local:
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print(local);
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// ^^^^^
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// [analyzer] unspecified
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// [cfe] unspecified
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}
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}
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