mapMaybeRn :: (a -> RnM s d (Maybe b)) -> [a] -> RnM s d [b]
sequenceRn :: [RnM s d a] -> RnM s d [a]
foldlRn :: (b -> a -> RnM s d b) -> b -> [a] -> RnM s d b
mapMaybeRn :: (a -> RnM s d (Maybe b)) -> [a] -> RnM s d [b]
sequenceRn :: [RnM s d a] -> RnM s d [a]
foldlRn :: (b -> a -> RnM s d b) -> b -> [a] -> RnM s d b