Safe Haskell	Safe
Language	Haskell2010

Data.Universe.Instances.Traversable

Contents

Description

A Foldable instance for functions, given the input is Finite, and a Traversable instance for functions, given the input is Ord and Finite.

Orphan instances

Finite e => Foldable ((->) e) Source #
Instance details Methods fold :: Monoid m => (e -> m) -> m foldMap :: Monoid m => (a -> m) -> (e -> a) -> m foldMap' :: Monoid m => (a -> m) -> (e -> a) -> m foldr :: (a -> b -> b) -> b -> (e -> a) -> b foldr' :: (a -> b -> b) -> b -> (e -> a) -> b foldl :: (b -> a -> b) -> b -> (e -> a) -> b foldl' :: (b -> a -> b) -> b -> (e -> a) -> b foldr1 :: (a -> a -> a) -> (e -> a) -> a foldl1 :: (a -> a -> a) -> (e -> a) -> a toList :: (e -> a) -> [a] null :: (e -> a) -> Bool length :: (e -> a) -> Int elem :: Eq a => a -> (e -> a) -> Bool maximum :: Ord a => (e -> a) -> a minimum :: Ord a => (e -> a) -> a sum :: Num a => (e -> a) -> a product :: Num a => (e -> a) -> a
(Ord e, Finite e) => Traversable ((->) e) Source #
Instance details Methods traverse :: Applicative f => (a -> f b) -> (e -> a) -> f (e -> b) sequenceA :: Applicative f => (e -> f a) -> f (e -> a) mapM :: Monad m => (a -> m b) -> (e -> a) -> m (e -> b) sequence :: Monad m => (e -> m a) -> m (e -> a)