| library /*isNonNullableByDefault*/; |
| // |
| // Problems in library: |
| // |
| // pkg/front_end/testcases/general/abstract_instantiation.dart:8:17: Error: The constructor function type 'A Function()' isn't a subtype of 'B Function()'. |
| // - 'A' is from 'pkg/front_end/testcases/general/abstract_instantiation.dart'. |
| // - 'B' is from 'pkg/front_end/testcases/general/abstract_instantiation.dart'. |
| // factory B() = A; |
| // ^ |
| // |
| // pkg/front_end/testcases/general/abstract_instantiation.dart:12:7: Error: The class 'A' is abstract and can't be instantiated. |
| // new A(); |
| // ^ |
| // |
| // pkg/front_end/testcases/general/abstract_instantiation.dart:8:11: Error: Factory redirects to class 'A', which is abstract and can't be instantiated. |
| // factory B() = A; |
| // ^ |
| // |
| import self as self; |
| import "dart:core" as core; |
| |
| abstract class A extends core::Object { |
| synthetic constructor •() → self::A |
| : super core::Object::•() |
| ; |
| } |
| abstract class B extends core::Object implements self::A { |
| static final field dynamic _redirecting# = <dynamic>[self::B::•]/*isLegacy*/; |
| static factory •() → self::B |
| let Never #redirecting_factory = self::A::• in invalid-expression; |
| } |
| static method test() → dynamic { |
| throw new core::AbstractClassInstantiationError::•("A"); |
| throw new core::AbstractClassInstantiationError::•("A"); |
| } |
| static method main() → dynamic {} |