joint-0.1.4: Control/Joint/Abilities/Modulator.hs
module Control.Joint.Abilities.Modulator where
import Control.Joint.Abilities.Transformer (Transformer (Schema))
class Transformer t => Modulator t where
{-# MINIMAL (-<$>-) #-}
(-<$>-) :: (u a -> v b) -> Schema t u a -> Schema t v b