thanks a lot for the answer.
The solution looks really neat and exhaustive (i don’t know enough to assert it is really but still it cares for more than i thought of).
Are you targeting Dotty and/or Scala2?
The sooner it can be released the better 
thanks a lot for the answer.
The solution looks really neat and exhaustive (i don’t know enough to assert it is really but still it cares for more than i thought of).
Are you targeting Dotty and/or Scala2?
The sooner it can be released the better