library;
import self as self;
import "dart:core" as core;

class A<T extends core::Object? = dynamic> extends core::Object {
  static factory •<T extends core::Object? = dynamic>() → self::A<self::A::•::T%> /* redirection-target: self::B::•<self::A::•::T%>*/
    return new self::B::•<self::A::•::T%>();
}
class B<T extends core::Object? = dynamic> extends core::Object implements self::A<self::B::T%> {
  constructor •() → self::B<self::B::T%>
    : super core::Object::•()
    ;
}
static method main() → dynamic {}