co-log-0.2.0: Composable Contravariant Comonadic Logging Library
Colog.Contra
Contents
Description
This module contains LogAction instances of contravariant classes.
LogAction
contravariant
Methods
contramap :: (a -> b) -> LogAction m b -> LogAction m a
(>$) :: b -> LogAction m b -> LogAction m a
lose :: (a -> Void) -> LogAction m a
choose :: (a -> Either b c) -> LogAction m b -> LogAction m c -> LogAction m a
divide :: (a -> (b, c)) -> LogAction m b -> LogAction m c -> LogAction m a
conquer :: LogAction m a