| library; | |
| import self as self; | |
| import "dart:core" as core; | |
| static method predicate<T extends core::Object? = dynamic>((self::predicate::T%) → core::bool fn) → (self::predicate::T%) → core::bool | |
| ; | |
| static method test() → void | |
| ; | |
| static method main() → void | |
| ; |