|  | library; | 
|  | import self as self; | 
|  | import "dart:core" as core; | 
|  |  | 
|  | class B<X extends core::Object* = dynamic, Y extends core::Object* = dynamic> extends core::Object { | 
|  | synthetic constructor •() → self::B<self::B::X*, self::B::Y*>* | 
|  | : super core::Object::•() | 
|  | ; | 
|  | abstract member-signature get _identityHashCode() → core::int*; -> core::Object::_identityHashCode | 
|  | abstract member-signature method _instanceOf(dynamic instantiatorTypeArguments, dynamic functionTypeArguments, dynamic type) → core::bool*; -> core::Object::_instanceOf | 
|  | abstract member-signature method _simpleInstanceOf(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOf | 
|  | abstract member-signature method _simpleInstanceOfTrue(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfTrue | 
|  | abstract member-signature method _simpleInstanceOfFalse(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfFalse | 
|  | abstract member-signature operator ==(dynamic other) → core::bool*; -> core::Object::== | 
|  | abstract member-signature get hashCode() → core::int*; -> core::Object::hashCode | 
|  | abstract member-signature method toString() → core::String*; -> core::Object::toString | 
|  | abstract member-signature method noSuchMethod(core::Invocation* invocation) → dynamic; -> core::Object::noSuchMethod | 
|  | abstract member-signature get runtimeType() → core::Type*; -> core::Object::runtimeType | 
|  | } | 
|  | class C<X extends core::Object* = dynamic, Y extends core::Object* = dynamic> extends core::Object { | 
|  | synthetic constructor •() → self::C<self::C::X*, self::C::Y*>* | 
|  | : super core::Object::•() | 
|  | ; | 
|  | abstract member-signature get _identityHashCode() → core::int*; -> core::Object::_identityHashCode | 
|  | abstract member-signature method _instanceOf(dynamic instantiatorTypeArguments, dynamic functionTypeArguments, dynamic type) → core::bool*; -> core::Object::_instanceOf | 
|  | abstract member-signature method _simpleInstanceOf(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOf | 
|  | abstract member-signature method _simpleInstanceOfTrue(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfTrue | 
|  | abstract member-signature method _simpleInstanceOfFalse(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfFalse | 
|  | abstract member-signature operator ==(dynamic other) → core::bool*; -> core::Object::== | 
|  | abstract member-signature get hashCode() → core::int*; -> core::Object::hashCode | 
|  | abstract member-signature method toString() → core::String*; -> core::Object::toString | 
|  | abstract member-signature method noSuchMethod(core::Invocation* invocation) → dynamic; -> core::Object::noSuchMethod | 
|  | abstract member-signature get runtimeType() → core::Type*; -> core::Object::runtimeType | 
|  | } | 
|  | class D<X extends self::B<self::D::X*, self::D::Y*>* = self::B<dynamic, dynamic>*, Y extends self::C<self::D::X*, self::D::Y*>* = self::C<dynamic, dynamic>*, Z extends (self::D::Y*) →* self::D::X* = (Null) →* self::B<dynamic, dynamic>*, W extends core::num*> extends core::Object { | 
|  | synthetic constructor •() → self::D<self::D::X*, self::D::Y*, self::D::Z*, self::D::W*>* | 
|  | : super core::Object::•() | 
|  | ; | 
|  | abstract member-signature get _identityHashCode() → core::int*; -> core::Object::_identityHashCode | 
|  | abstract member-signature method _instanceOf(dynamic instantiatorTypeArguments, dynamic functionTypeArguments, dynamic type) → core::bool*; -> core::Object::_instanceOf | 
|  | abstract member-signature method _simpleInstanceOf(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOf | 
|  | abstract member-signature method _simpleInstanceOfTrue(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfTrue | 
|  | abstract member-signature method _simpleInstanceOfFalse(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfFalse | 
|  | abstract member-signature operator ==(dynamic other) → core::bool*; -> core::Object::== | 
|  | abstract member-signature get hashCode() → core::int*; -> core::Object::hashCode | 
|  | abstract member-signature method toString() → core::String*; -> core::Object::toString | 
|  | abstract member-signature method noSuchMethod(core::Invocation* invocation) → dynamic; -> core::Object::noSuchMethod | 
|  | abstract member-signature get runtimeType() → core::Type*; -> core::Object::runtimeType | 
|  | } | 
|  | static method main() → dynamic { | 
|  | self::D<self::B<dynamic, dynamic>*, self::C<dynamic, dynamic>*, (Null) →* self::B<dynamic, dynamic>*, core::num*>* d; | 
|  | } |