Johnni Winther
e8683d25ed
Change-Id: Id0f96b5a2c40e37ded46c761612f2cbb8828ad18 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/161787 Reviewed-by: Dmitry Stefantsov <dmitryas@google.com> Commit-Queue: Johnni Winther <johnniwinther@google.com>
75 lines
1.7 KiB
Dart
75 lines
1.7 KiB
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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class Class1 {
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Class2? get field => null;
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int operator [](int index) => index;
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void operator []=(int index, int value) {}
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}
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class Class2 {
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int field = 42;
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}
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extension Extension on Class2 {
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int operator [](int index) => field;
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void operator []=(int index, int value) {
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field = value;
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}
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}
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main() {
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Class1? c1;
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c1?[0];
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c1?[0] = 1;
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c1?[0] = 1 + c1[0];
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c1?[0] += 1;
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c1?[0] += 1 + c1[0];
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++c1?[0];
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c1?[0]++;
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c1?[0] ??= 1;
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c1?[0] ??= 1 + c1[1];
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Class2? c2;
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c2?[0];
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c2?[0] = 1;
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c2?[0] = 1 + c2[0];
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c2?[0] += 1;
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c2?[0] += 1 + c2[0];
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++c2?[0];
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c2?[0]++;
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c2?[0] ??= 1;
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c2?[0] ??= 1 + c2[1];
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Extension(c2)?[0];
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Extension(c2)?[0] = 1;
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Extension(c2)?[0] = 1 + Extension(c2)[0];
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Extension(c2)?[0] += 1;
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Extension(c2)?[0] += 1 + Extension(c2)[0];
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++Extension(c2)?[0];
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Extension(c2)?[0]++;
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Extension(c2)?[0] ??= 1;
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Extension(c2)?[0] ??= 1 + Extension(c2)[1];
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c1?.field?[0];
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c1?.field?[0] = 1;
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c1?.field?[0] = 1 + c1[0];
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c1?.field?[0] += 1;
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c1?.field?[0] += 1 + c1[0];
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++c1?.field?[0];
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c1?.field?[0]++;
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c1?.field?[0] ??= 1;
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c1?.field?[0] ??= 1 + c1[1];
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Extension(c1?.field)?[0];
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Extension(c1?.field)?[0] = 1;
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Extension(c1?.field)?[0] = 1 + (Extension(c2)?[0]! as int);
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Extension(c1?.field)?[0] += 1;
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Extension(c1?.field)?[0] += 1 + (Extension(c2)?[0]! as int);
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++Extension(c1?.field)?[0];
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Extension(c1?.field)?[0]++;
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Extension(c1?.field)?[0] ??= 1;
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Extension(c1?.field)?[0] ??= 1 + (Extension(c2)?[1]! as int);
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}
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