| Copyright | (c) Russell O'Connor 2009 |
|---|---|
| License | BSD-style (see the file LICENSE) |
| Maintainer | [email protected] |
| Stability | experimental |
| Portability | portable |
| Safe Haskell | Safe |
| Language | Haskell2010 |
Making functors whose elements are notionally in the reverse order from the original functor.
newtype Reverse (f :: k -> Type) (a :: k) Source
The same functor, but with Foldable and Traversable instances that process the elements in the reverse order.
| Reverse | |
Fields
| |
| Generic1 (Reverse f :: k -> Type) Source | |||||
Defined in Data.Functor.Reverse Associated Types
| |||||
| Foldable1 f => Foldable1 (Reverse f) Source | Fold from right to left. |
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Defined in Data.Functor.Reverse Methodsfold1 :: Semigroup m => Reverse f m -> m Source foldMap1 :: Semigroup m => (a -> m) -> Reverse f a -> m Source foldMap1' :: Semigroup m => (a -> m) -> Reverse f a -> m Source toNonEmpty :: Reverse f a -> NonEmpty a Source maximum :: Ord a => Reverse f a -> a Source minimum :: Ord a => Reverse f a -> a Source head :: Reverse f a -> a Source last :: Reverse f a -> a Source foldrMap1 :: (a -> b) -> (a -> b -> b) -> Reverse f a -> b Source foldlMap1' :: (a -> b) -> (b -> a -> b) -> Reverse f a -> b Source foldlMap1 :: (a -> b) -> (b -> a -> b) -> Reverse f a -> b Source foldrMap1' :: (a -> b) -> (a -> b -> b) -> Reverse f a -> b Source | |||||
| Eq1 f => Eq1 (Reverse f) Source | |||||
| Ord1 f => Ord1 (Reverse f) Source | |||||
Defined in Data.Functor.Reverse | |||||
| Read1 f => Read1 (Reverse f) Source | |||||
Defined in Data.Functor.Reverse MethodsliftReadsPrec :: (Int -> ReadS a) -> ReadS [a] -> Int -> ReadS (Reverse f a) Source liftReadList :: (Int -> ReadS a) -> ReadS [a] -> ReadS [Reverse f a] Source liftReadPrec :: ReadPrec a -> ReadPrec [a] -> ReadPrec (Reverse f a) Source liftReadListPrec :: ReadPrec a -> ReadPrec [a] -> ReadPrec [Reverse f a] Source | |||||
| Show1 f => Show1 (Reverse f) Source | |||||
| Contravariant f => Contravariant (Reverse f) Source | Derived instance. |
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| Alternative f => Alternative (Reverse f) Source | Derived instance. |
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| Applicative f => Applicative (Reverse f) Source | Derived instance. |
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| Functor f => Functor (Reverse f) Source | Derived instance. |
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| Monad m => Monad (Reverse m) Source | Derived instance. |
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| MonadPlus m => MonadPlus (Reverse m) Source | Derived instance. |
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| MonadFail m => MonadFail (Reverse m) Source | |||||
Defined in Data.Functor.Reverse | |||||
| Foldable f => Foldable (Reverse f) Source | Fold from right to left. |
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Defined in Data.Functor.Reverse Methodsfold :: Monoid m => Reverse f m -> m foldMap :: Monoid m => (a -> m) -> Reverse f a -> m foldMap' :: Monoid m => (a -> m) -> Reverse f a -> m foldr :: (a -> b -> b) -> b -> Reverse f a -> b foldr' :: (a -> b -> b) -> b -> Reverse f a -> b foldl :: (b -> a -> b) -> b -> Reverse f a -> b foldl' :: (b -> a -> b) -> b -> Reverse f a -> b foldr1 :: (a -> a -> a) -> Reverse f a -> a foldl1 :: (a -> a -> a) -> Reverse f a -> a elem :: Eq a => a -> Reverse f a -> Bool maximum :: Ord a => Reverse f a -> a minimum :: Ord a => Reverse f a -> a | |||||
| Traversable f => Traversable (Reverse f) Source | Traverse from right to left. |
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Defined in Data.Functor.Reverse | |||||
| Generic (Reverse f a) Source | |||||
Defined in Data.Functor.Reverse Associated Types
| |||||
| (Read1 f, Read a) => Read (Reverse f a) Source | |||||
| (Show1 f, Show a) => Show (Reverse f a) Source | |||||
| (Eq1 f, Eq a) => Eq (Reverse f a) Source | |||||
| (Ord1 f, Ord a) => Ord (Reverse f a) Source | |||||
Defined in Data.Functor.Reverse | |||||
| type Rep1 (Reverse f :: k -> Type) Source | |||||
Defined in Data.Functor.Reverse | |||||
| type Rep (Reverse f a) Source | |||||
Defined in Data.Functor.Reverse | |||||
© The University of Glasgow and others
Licensed under a BSD-style license (see top of the page).
https://downloads.haskell.org/~ghc/9.12.1/docs/libraries/transformers-0.6.1.2-72bd/Data-Functor-Reverse.html