yjtools-0.9.18: some tools for Monad, List, Tuple and so on.
Control.Monad.Tools
ifM :: Monad m => m Bool -> m a -> m a -> m a #
whenM :: Monad m => m Bool -> m () -> m () #
unlessM :: Monad m => m Bool -> m () -> m () #
doWhile_ :: Monad m => m Bool -> m () #
doWhile :: Monad m => a -> (a -> m (a, Bool)) -> m a #
doUntil_ :: Monad m => m Bool -> m () #
doUntil :: Monad m => a -> (a -> m (a, Bool)) -> m a #
for_ :: Monad m => a -> (a -> Bool) -> (a -> a) -> (a -> m b) -> m () #
for :: Monad m => a -> (a -> Bool) -> (a -> a) -> b -> (a -> b -> m b) -> m b #
filterM :: Monad m => (a -> m Bool) -> [a] -> m [a] #
repeatM :: Monad m => m a -> m [a] #
repeatM_ :: Monad m => m a -> m () #
skipRet :: Monad m => m b -> a -> m a #