ghc-8.2.1: The GHC API

Pair

data Pair a Source #

Constructors

Fields

Instances

Methods

fmap :: (a -> b) -> Pair a -> Pair b #

(<$) :: a -> Pair b -> Pair a #

pure :: a -> Pair a #

(<*>) :: Pair (a -> b) -> Pair a -> Pair b #

liftA2 :: (a -> b -> c) -> Pair a -> Pair b -> Pair c #

(*>) :: Pair a -> Pair b -> Pair b #

(<*) :: Pair a -> Pair b -> Pair a #

fold :: Monoid m => Pair m -> m #

foldMap :: Monoid m => (a -> m) -> Pair a -> m #

foldr :: (a -> b -> b) -> b -> Pair a -> b #

foldr' :: (a -> b -> b) -> b -> Pair a -> b #

foldl :: (b -> a -> b) -> b -> Pair a -> b #

foldl' :: (b -> a -> b) -> b -> Pair a -> b #

foldr1 :: (a -> a -> a) -> Pair a -> a #

foldl1 :: (a -> a -> a) -> Pair a -> a #

toList :: Pair a -> [a] #

null :: Pair a -> Bool #

length :: Pair a -> Int #

elem :: Eq a => a -> Pair a -> Bool #

maximum :: Ord a => Pair a -> a #

minimum :: Ord a => Pair a -> a #

sum :: Num a => Pair a -> a #

product :: Num a => Pair a -> a #

traverse :: Applicative f => (a -> f b) -> Pair a -> f (Pair b) #

sequenceA :: Applicative f => Pair (f a) -> f (Pair a) #

mapM :: Monad m => (a -> m b) -> Pair a -> m (Pair b) #

sequence :: Monad m => Pair (m a) -> m (Pair a) #

mempty :: Pair a #

mappend :: Pair a -> Pair a -> Pair a #

mconcat :: [Pair a] -> Pair a #

ppr :: Pair a -> SDoc Source #

pprPrec :: Rational -> Pair a -> SDoc Source #

unPair :: Pair a -> (a, a) Source #

toPair :: (a, a) -> Pair a Source #

swap :: Pair a -> Pair a Source #

pLiftFst :: (a -> a) -> Pair a -> Pair a Source #

pLiftSnd :: (a -> a) -> Pair a -> Pair a Source #