| library /*isNonNullableByDefault*/; |
| // |
| // Problems in library: |
| // |
| // pkg/front_end/testcases/general/override_check_accessor_basic.dart:21:14: Error: The return type of the method 'E.y' is 'Object', which does not match the return type, 'A', of the overridden method, 'C.y'. |
| // - 'Object' is from 'dart:core'. |
| // - 'A' is from 'pkg/front_end/testcases/general/override_check_accessor_basic.dart'. |
| // Change to a subtype of 'A'. |
| // Object get y => throw ''; |
| // ^ |
| // pkg/front_end/testcases/general/override_check_accessor_basic.dart:11:9: Context: This is the overridden method ('y'). |
| // A get y => throw ''; |
| // ^ |
| // |
| // pkg/front_end/testcases/general/override_check_accessor_basic.dart:20:16: Error: The parameter 'value' of the method 'E.x' has type 'B', which does not match the corresponding type, 'A', in the overridden method, 'C.x'. |
| // - 'B' is from 'pkg/front_end/testcases/general/override_check_accessor_basic.dart'. |
| // - 'A' is from 'pkg/front_end/testcases/general/override_check_accessor_basic.dart'. |
| // Change to a supertype of 'A', or, for a covariant parameter, a subtype. |
| // void set x(B value) {} |
| // ^ |
| // pkg/front_end/testcases/general/override_check_accessor_basic.dart:10:12: Context: This is the overridden method ('x'). |
| // void set x(A value) {} |
| // ^ |
| // |
| import self as self; |
| import "dart:core" as core; |
| |
| class A extends core::Object { |
| synthetic constructor •() → self::A |
| ; |
| } |
| class B extends self::A { |
| synthetic constructor •() → self::B |
| ; |
| } |
| class C extends core::Object { |
| synthetic constructor •() → self::C |
| ; |
| set x(self::A value) → void |
| ; |
| get y() → self::A |
| ; |
| } |
| class D extends self::C { |
| synthetic constructor •() → self::D |
| ; |
| set x(core::Object value) → void |
| ; |
| get y() → self::B |
| ; |
| } |
| class E extends self::C { |
| synthetic constructor •() → self::E |
| ; |
| set x(self::B value) → void |
| ; |
| get y() → core::Object |
| ; |
| } |
| static method main() → dynamic |
| ; |