Prologue.Control.Error

Documentation

unsafeTail :: [a] -> [a]

unsafeInit :: [a] -> [a]

unsafeHead :: [a] -> a

unsafeLast :: [a] -> a

unsafeFoldr1 :: (a -> a -> a) -> [a] -> a

unsafeFoldl1 :: (a -> a -> a) -> [a] -> a

unsafeFoldl1' :: (a -> a -> a) -> [a] -> a

unsafeRead :: forall a. Read a => String -> a

tail :: MonadPlus m => [a] -> m [a]

init :: MonadPlus m => [a] -> m [a]

head :: MonadPlus m => [a] -> m a

last :: MonadPlus m => [a] -> m a

foldr1 :: MonadPlus m => (a -> a -> a) -> [a] -> m a

foldl1 :: MonadPlus m => (a -> a -> a) -> [a] -> m a

foldl1' :: MonadPlus m => (a -> a -> a) -> [a] -> m a

read :: MonadPlus m => Read a => String -> m a

takeExactly :: MonadPlus m => Int -> [a] -> m [a]

dropExactly :: MonadPlus m => Int -> [a] -> m [a]

splitAtExactly :: MonadPlus m => Int -> [a] -> m ([a], [a])

splitHead :: [a] -> (Maybe a, [a])

hoistMaybe :: MonadPlus m => Maybe a -> m a