Safe Haskell	Safe-Inferred
Language	Haskell2010

Data.Tuple.Compat

Synopsis

data Solo a = Solo a
fst :: (a, b) -> a
snd :: (a, b) -> b
curry :: ((a, b) -> c) -> a -> b -> c
uncurry :: (a -> b -> c) -> (a, b) -> c
swap :: (a, b) -> (b, a)

Documentation

data Solo a Source #

Constructors

Solo a

Instances

Instances details

Monad Solo	Since: base-4.15
Instance details Defined in GHC.Base Methods (>>=) :: Solo a -> (a -> Solo b) -> Solo b Source # (>>) :: Solo a -> Solo b -> Solo b Source # return :: a -> Solo a Source #
Functor Solo	Since: base-4.15
Instance details Defined in GHC.Base Methods fmap :: (a -> b) -> Solo a -> Solo b Source # (<$) :: a -> Solo b -> Solo a Source #
Applicative Solo	Since: base-4.15
Instance details Defined in GHC.Base Methods pure :: a -> Solo a Source # (<>) :: Solo (a -> b) -> Solo a -> Solo b Source # liftA2 :: (a -> b -> c) -> Solo a -> Solo b -> Solo c Source # (>) :: Solo a -> Solo b -> Solo b Source # (<*) :: Solo a -> Solo b -> Solo a Source #
Foldable Solo	Since: base-4.15
Instance details Defined in Data.Foldable Methods fold :: Monoid m => Solo m -> m Source # foldMap :: Monoid m => (a -> m) -> Solo a -> m Source # foldMap' :: Monoid m => (a -> m) -> Solo a -> m Source # foldr :: (a -> b -> b) -> b -> Solo a -> b Source # foldr' :: (a -> b -> b) -> b -> Solo a -> b Source # foldl :: (b -> a -> b) -> b -> Solo a -> b Source # foldl' :: (b -> a -> b) -> b -> Solo a -> b Source # foldr1 :: (a -> a -> a) -> Solo a -> a Source # foldl1 :: (a -> a -> a) -> Solo a -> a Source # toList :: Solo a -> [a] Source # null :: Solo a -> Bool Source # length :: Solo a -> Int Source # elem :: Eq a => a -> Solo a -> Bool Source # maximum :: Ord a => Solo a -> a Source # minimum :: Ord a => Solo a -> a Source # sum :: Num a => Solo a -> a Source # product :: Num a => Solo a -> a Source #
Traversable Solo	Since: base-4.15
Instance details Defined in Data.Traversable Methods traverse :: Applicative f => (a -> f b) -> Solo a -> f (Solo b) Source # sequenceA :: Applicative f => Solo (f a) -> f (Solo a) Source # mapM :: Monad m => (a -> m b) -> Solo a -> m (Solo b) Source # sequence :: Monad m => Solo (m a) -> m (Solo a) Source #
Read a => Read (a)	Since: base-4.15
Instance details Defined in GHC.Read Methods readsPrec :: Int -> ReadS (a) Source # readList :: ReadS [(a)] Source # readPrec :: ReadPrec (a) Source # readListPrec :: ReadPrec [(a)] Source #
Show a => Show (a)	Since: base-4.15
Instance details Defined in GHC.Show Methods showsPrec :: Int -> (a) -> ShowS Source # show :: (a) -> String Source # showList :: [(a)] -> ShowS Source #
Semigroup a => Semigroup (a)	Since: base-4.15
Instance details Defined in GHC.Base Methods (<>) :: (a) -> (a) -> (a) Source # sconcat :: NonEmpty (a) -> (a) Source # stimes :: Integral b => b -> (a) -> (a) Source #
Monoid a => Monoid (a)	Since: base-4.15
Instance details Defined in GHC.Base Methods mempty :: (a) Source # mappend :: (a) -> (a) -> (a) Source # mconcat :: [(a)] -> (a) Source #

fst :: (a, b) -> a Source #

Extract the first component of a pair.

snd :: (a, b) -> b Source #

Extract the second component of a pair.

curry :: ((a, b) -> c) -> a -> b -> c Source #

curry converts an uncurried function to a curried function.

Examples

Expand

>>> curry fst 1 2
1

uncurry :: (a -> b -> c) -> (a, b) -> c Source #

uncurry converts a curried function to a function on pairs.

Examples

Expand

>>> uncurry (+) (1,2)
3

>>> uncurry ($) (show, 1)
"1"

>>> map (uncurry max) [(1,2), (3,4), (6,8)]
[2,4,8]

swap :: (a, b) -> (b, a) Source #

Swap the components of a pair.