library /*isNonNullableByDefault*/;
import self as self;
import "dart:core" as core;

class Class<E extends core::Object? = dynamic> extends core::Object {
  final field self::Class::E% field;
  constructor •(self::Class::E% field) → self::Class<self::Class::E%>
    ;
  method returnTypeVariable() → self::Class::E%
    ;
}
static method returnNonNullable(core::int value) → core::int
  ;
static method returnNullable(core::int? value) → core::int?
  ;
static method main() → dynamic
  ;
static method expect(dynamic expected, dynamic actual) → dynamic
  ;