Haskell 98 bifunctors, bifoldables and bitraversables
Why do you think that https://github.com/JonasDuregard/sized-functors is a good alternative to bifunctors
Haskell 98 bifunctors, bifoldables and bitraversables
Why do you think that https://github.com/JonasDuregard/sized-functors is a good alternative to bifunctors