!
SimpleActor
!!
BoxTrait
TypedActor
!?
TypedActor
$
Box
-
LRUMap
:&:
CombinableBox
:+:
HLists
HCons
HNil
===
Box
Full
?~
Box
EmptyBox
Failure
?~!
Box
EmptyBox
Failure
_logger
Logger
WrappedLogger
~>
Box
EmptyBox
Failure