| String method(A a) {} | |
| class B { | |
| const B(this.value); | |
| final int value; | |
| static const B a = const B(const int.fromEnvironment('a')); | |
| static const B b = const B(const int.fromEnvironment('b')); | |
| } | |
| enum A { | |
| a(B.a), | |
| b(B.b), | |
| ; | |
| final B value; | |
| const A(this.value); | |
| } |