HaskellWorks.Data.Item.Strict

Documentation

data Item k a

Constructors

Item !k !a

Instances

Monoid k => Measured k (Item k a)

Methods

measure :: Item k a -> k

Functor (Item k)

Methods

fmap :: (a -> b) -> Item k a -> Item k b

(<$) :: a -> Item k b -> Item k a

Foldable (Item k)

Methods

fold :: Monoid m => Item k m -> m

foldMap :: Monoid m => (a -> m) -> Item k a -> m

foldr :: (a -> b -> b) -> b -> Item k a -> b

foldr' :: (a -> b -> b) -> b -> Item k a -> b

foldl :: (b -> a -> b) -> b -> Item k a -> b

foldl' :: (b -> a -> b) -> b -> Item k a -> b

foldr1 :: (a -> a -> a) -> Item k a -> a

foldl1 :: (a -> a -> a) -> Item k a -> a

toList :: Item k a -> [a]

null :: Item k a -> Bool

length :: Item k a -> Int

elem :: Eq a => a -> Item k a -> Bool

maximum :: Ord a => Item k a -> a

minimum :: Ord a => Item k a -> a

sum :: Num a => Item k a -> a

product :: Num a => Item k a -> a

Traversable (Item k)

Methods

traverse :: Applicative f => (a -> f b) -> Item k a -> f (Item k b)

sequenceA :: Applicative f => Item k (f a) -> f (Item k a)

mapM :: Monad m => (a -> m b) -> Item k a -> m (Item k b)

sequence :: Monad m => Item k (m a) -> m (Item k a)

(Eq a, Eq k) => Eq (Item k a)

Methods

(==) :: Item k a -> Item k a -> Bool

(/=) :: Item k a -> Item k a -> Bool

(Show a, Show k) => Show (Item k a)

Methods

showsPrec :: Int -> Item k a -> ShowS

show :: Item k a -> String

showList :: [Item k a] -> ShowS