| // Copyright (c) 2019, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| // @dart = 2.9 |
| // Requirements=nnbd-weak |
| |
| |
| // Test that a type alias `T` denoting `Object` |
| // can give rise to the expected errors. |
| |
| import 'usage_object_error_lib.dart'; |
| |
| // Use the aliased type. |
| |
| abstract class C { |
| T v10; |
| final T v12; |
| C() : v12 = T(); |
| C.name1(this.v10, this.v12); |
| factory C.name2(T arg1, T arg2) = C1.name1; |
| } |
| |
| class C1 implements C { |
| C1.name1(T arg1, T arg2); |
| noSuchMethod(Invocation invocation) => throw 0; |
| } |
| |
| abstract class D2 extends C with T {} |
| // ^ |
| // [analyzer] unspecified |
| // [cfe] Can't use 'Object' as a mixin because it has constructors. |
| |
| abstract class D3 implements T {} |
| // ^ |
| // [analyzer] unspecified |
| // [cfe] 'Object' can't be used in both 'extends' and 'implements' clauses. |
| |
| abstract class D4 = C with T; |
| // ^ |
| // [analyzer] unspecified |
| // [cfe] Can't use 'Object' as a mixin because it has constructors. |
| |
| main() { |
| T.named(); |
| // ^^^^^ |
| // [analyzer] unspecified |
| // [cfe] Member not found: 'Object.named'. |
| |
| T.staticMethod<T>(); |
| // ^^^^^^^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] A constructor invocation can't have type arguments after the constructor name. |
| // [cfe] Member not found: 'Object.staticMethod'. |
| } |