Safe Haskell | Safe |
---|---|
Language | Haskell98 |
Data.Tuple.Solo
Description
Solo
fills the tuple gap with a singleton tuple.
Solo
does not support the usual parenthesized tuple syntax.
- has the expected laziness properties
- can be pattern-matched
- ships with instances for several standard type classes, including all those supported by H98-standard tuples
- requires no language extensions, except for hierarchical modules
Note: on GHC-9.0 getSolo
is not a record selector.
Documentation
Constructors
MkSolo a |
Instances
MonadFix Solo | |||||
Defined in Control.Monad.Fix | |||||
MonadZip Solo | |||||
Foldable Solo | |||||
Defined in Data.Foldable Methods fold :: Monoid m => Solo m -> m foldMap :: Monoid m => (a -> m) -> Solo a -> m foldMap' :: Monoid m => (a -> m) -> Solo a -> m foldr :: (a -> b -> b) -> b -> Solo a -> b foldr' :: (a -> b -> b) -> b -> Solo a -> b foldl :: (b -> a -> b) -> b -> Solo a -> b foldl' :: (b -> a -> b) -> b -> Solo a -> b foldr1 :: (a -> a -> a) -> Solo a -> a foldl1 :: (a -> a -> a) -> Solo a -> a elem :: Eq a => a -> Solo a -> Bool maximum :: Ord a => Solo a -> a | |||||
Foldable1 Solo | |||||
Defined in Data.Foldable1 Methods fold1 :: Semigroup m => Solo m -> m foldMap1 :: Semigroup m => (a -> m) -> Solo a -> m foldMap1' :: Semigroup m => (a -> m) -> Solo a -> m toNonEmpty :: Solo a -> NonEmpty a maximum :: Ord a => Solo a -> a minimum :: Ord a => Solo a -> a foldrMap1 :: (a -> b) -> (a -> b -> b) -> Solo a -> b foldlMap1' :: (a -> b) -> (b -> a -> b) -> Solo a -> b foldlMap1 :: (a -> b) -> (b -> a -> b) -> Solo a -> b foldrMap1' :: (a -> b) -> (a -> b -> b) -> Solo a -> b | |||||
Eq1 Solo | |||||
Defined in Data.Functor.Classes | |||||
Ord1 Solo | |||||
Defined in Data.Functor.Classes Methods liftCompare :: (a -> b -> Ordering) -> Solo a -> Solo b -> Ordering | |||||
Read1 Solo | |||||
Defined in Data.Functor.Classes Methods liftReadsPrec :: (Int -> ReadS a) -> ReadS [a] -> Int -> ReadS (Solo a) liftReadList :: (Int -> ReadS a) -> ReadS [a] -> ReadS [Solo a] liftReadPrec :: ReadPrec a -> ReadPrec [a] -> ReadPrec (Solo a) liftReadListPrec :: ReadPrec a -> ReadPrec [a] -> ReadPrec [Solo a] | |||||
Show1 Solo | |||||
Defined in Data.Functor.Classes Methods liftShowsPrec :: (Int -> a -> ShowS) -> ([a] -> ShowS) -> Int -> Solo a -> ShowS liftShowList :: (Int -> a -> ShowS) -> ([a] -> ShowS) -> [Solo a] -> ShowS | |||||
Traversable Solo | |||||
Applicative Solo | |||||
Functor Solo | |||||
Monad Solo | |||||
Generic1 Solo | |||||
Defined in GHC.Generics Associated Types
| |||||
Data a => Data (Solo a) | |||||
Defined in Data.Data Methods gfoldl :: (forall d b. Data d => c (d -> b) -> d -> c b) -> (forall g. g -> c g) -> Solo a -> c (Solo a) gunfold :: (forall b r. Data b => c (b -> r) -> c r) -> (forall r. r -> c r) -> Constr -> c (Solo a) dataTypeOf :: Solo a -> DataType dataCast1 :: Typeable t => (forall d. Data d => c (t d)) -> Maybe (c (Solo a)) dataCast2 :: Typeable t => (forall d e. (Data d, Data e) => c (t d e)) -> Maybe (c (Solo a)) gmapT :: (forall b. Data b => b -> b) -> Solo a -> Solo a gmapQl :: (r -> r' -> r) -> r -> (forall d. Data d => d -> r') -> Solo a -> r gmapQr :: forall r r'. (r' -> r -> r) -> r -> (forall d. Data d => d -> r') -> Solo a -> r gmapQ :: (forall d. Data d => d -> u) -> Solo a -> [u] gmapQi :: Int -> (forall d. Data d => d -> u) -> Solo a -> u gmapM :: Monad m => (forall d. Data d => d -> m d) -> Solo a -> m (Solo a) gmapMp :: MonadPlus m => (forall d. Data d => d -> m d) -> Solo a -> m (Solo a) gmapMo :: MonadPlus m => (forall d. Data d => d -> m d) -> Solo a -> m (Solo a) | |||||
Monoid a => Monoid (Solo a) | |||||
Semigroup a => Semigroup (Solo a) | |||||
Bounded a => Bounded (Solo a) | |||||
Enum a => Enum (Solo a) | |||||
Generic (Solo a) | |||||
Defined in GHC.Generics Associated Types
| |||||
Ix a => Ix (Solo a) | |||||
Read a => Read (Solo a) | |||||
Show a => Show (Solo a) | |||||
Eq a => Eq (Solo a) | |||||
Ord a => Ord (Solo a) | |||||
type Rep1 Solo | |||||
Defined in GHC.Generics type Rep1 Solo = D1 ('MetaData "Solo" "GHC.Tuple.Prim" "ghc-prim" 'False) (C1 ('MetaCons "MkSolo" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) Par1)) | |||||
type Rep (Solo a) | |||||
Defined in GHC.Generics type Rep (Solo a) = D1 ('MetaData "Solo" "GHC.Tuple.Prim" "ghc-prim" 'False) (C1 ('MetaCons "MkSolo" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 a))) |