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

class Clonable<T extends core::Object> extends core::Object {
  constructor •() → void
    : super core::Object::•()
    ;
}
class Pair<T extends self::Clonable<self::Pair::T>, U extends self::Clonable<self::Pair::U>> extends core::Object {
  field self::Pair::T t;
  field self::Pair::U u;
  constructor •(self::Pair::T t, self::Pair::U u) → void
    : self::Pair::t = t, self::Pair::u = u, super core::Object::•()
    ;
  constructor _() → void
    : self::Pair::u = null, self::Pair::t = null, super core::Object::•()
    ;
  get reversed() → self::Pair<self::Pair::U, self::Pair::T>
    return new self::Pair::•<self::Pair::U, self::Pair::T>(this.{self::Pair::u}, this.{self::Pair::t});
}
static method main() → dynamic {
  final self::Pair<self::Clonable<dynamic>, self::Clonable<dynamic>> x = new self::Pair::_<self::Clonable<dynamic>, self::Clonable<dynamic>>();
}