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f8ac221972
Change-Id: I5a66f072f5c29cbe720bf59cf8d3c0fd28b52bd6 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/339121 Reviewed-by: Chloe Stefantsova <cstefantsova@google.com> Reviewed-by: Erik Ernst <eernst@google.com> Commit-Queue: Johnni Winther <johnniwinther@google.com>
48 lines
1.3 KiB
Dart
48 lines
1.3 KiB
Dart
// Copyright (c) 2014, 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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// TODO(https://github.com/dart-lang/sdk/issues/51557): Decide if the mixins
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// being applied in this test should be "mixin", "mixin class" or the test
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// should be left at 2.19.
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// @dart=2.19
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import "package:expect/expect.dart";
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import "inheritance_constraints_lib.dart" deferred as lib;
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class Foo {}
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class Foo2 extends D {}
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class A extends lib.Foo {}
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// ^^^^^^^
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// [analyzer] COMPILE_TIME_ERROR.SUBTYPE_OF_DEFERRED_CLASS
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// [cfe] Classes can't extend deferred classes.
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class B implements lib.Foo {}
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// ^^^^^^^
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// [analyzer] COMPILE_TIME_ERROR.SUBTYPE_OF_DEFERRED_CLASS
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// [cfe] Classes and mixins can't implement deferred classes.
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class C1 {}
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class C = C1 with lib.Foo;
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// ^^^^^^^
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// [analyzer] COMPILE_TIME_ERROR.SUBTYPE_OF_DEFERRED_CLASS
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// [cfe] Classes can't mix in deferred mixins.
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class D {
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D();
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factory D.factory() = lib.Foo2;
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// ^^^^^^^^
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// [analyzer] COMPILE_TIME_ERROR.REDIRECT_TO_INVALID_RETURN_TYPE
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// [cfe] The constructor function type 'Foo2 Function()' isn't a subtype of 'D Function()'.
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}
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void main() {
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new A();
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new B();
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new C();
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new D.factory();
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}
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