| class Aoo {} |
| class Boo {} |
| class Coo extends Boo with Aoo? {} |
| class Doo extends Aoo? {} |
| class Eoo implements Boo? {} |
| class Foo extends Boo? with Aoo {} |
| class Goo = Boo? with Aoo?; |
| class Hoo extends Object with Aoo implements Boo? {} |
| class Ioo = Object with Aoo implements Boo?; |
| class Joo extends Boo with Never {} |
| class Koo extends Never {} |
| class Loo implements Never {} |
| mixin Moo1 on Aoo? implements Boo? {} |
| mixin Moo2 on Aoo?, Boo? {} |
| mixin Moo3 implements Aoo?, Boo? {} |
| mixin Moo4 on Aoo implements Never {} |
| mixin Moo5 on Aoo, Never {} |
| mixin Moo6 on Never {} |
| mixin Moo7 implements Aoo, Never {} |
| mixin Moo8 implements Never {} |
| class Noo = Never with Aoo; |
| class NooDynamic = dynamic with Aoo; |
| class NooVoid = void with Aoo; |
| class Ooo = Aoo with Never; |
| main() {} |