| library /*isNonNullableByDefault*/; | |
| // | |
| // Problems in library: | |
| // | |
| // pkg/front_end/testcases/extensions/issue38712.dart:5:11: Error: Expected 'on' after this. | |
| // extension C { | |
| // ^ | |
| // | |
| // pkg/front_end/testcases/extensions/issue38712.dart:5:13: Error: Expected a type, but got '{'. | |
| // extension C { | |
| // ^ | |
| // | |
| import self as self; | |
| extension C on invalid-type { | |
| } | |
| static method main() → void {} |