Safe Haskell | Safe |
---|---|
Language | Haskell98 |
Control.Monad.RevState.Class
Documentation
class MonadFix m => MonadRevState s m | m -> s where #
Instances
MonadFix m => MonadRevState s (StateT s m) # | |
modify :: MonadRevState s m => (s -> s) -> m () #
gets :: MonadRevState s m => (s -> a) -> m a #