| Portability | portable |
|---|---|
| Stability | provisional |
| Maintainer | Edward Kmett <ekmett@gmail.com> |
| Safe Haskell | Safe-Inferred |
Data.Semigroup.Bifoldable
Description
- class Bifoldable t => Bifoldable1 t where
- bifold1 :: Semigroup m => t m m -> m
- bifoldMap1 :: Semigroup m => (a -> m) -> (b -> m) -> t a b -> m
- bitraverse1_ :: (Bifoldable1 t, Apply f) => (a -> f b) -> (c -> f d) -> t a c -> f ()
- bifor1_ :: (Bifoldable1 t, Apply f) => t a c -> (a -> f b) -> (c -> f d) -> f ()
- bisequenceA1_ :: (Bifoldable1 t, Apply f) => t (f a) (f b) -> f ()
- bifoldMapDefault1 :: (Bifoldable1 t, Monoid m) => (a -> m) -> (b -> m) -> t a b -> m
Documentation
class Bifoldable t => Bifoldable1 t whereSource
Methods
bifold1 :: Semigroup m => t m m -> mSource
bifoldMap1 :: Semigroup m => (a -> m) -> (b -> m) -> t a b -> mSource
Instances
| Bifoldable1 Either | |
| Bifoldable1 (,) | |
| Bifoldable1 Const | |
| Bifoldable1 ((,,) x) | |
| Bifoldable1 (Tagged *) | |
| Foldable1 f => Bifoldable1 (Clown f) | |
| Bifoldable1 p => Bifoldable1 (Flip p) | |
| Foldable1 g => Bifoldable1 (Joker g) | |
| Bifoldable1 p => Bifoldable1 (WrappedBifunctor p) | |
| Bifoldable1 ((,,,) x y) | |
| (Bifoldable1 f, Bifoldable1 g) => Bifoldable1 (Product f g) | |
| Bifoldable1 ((,,,,) x y z) |
bitraverse1_ :: (Bifoldable1 t, Apply f) => (a -> f b) -> (c -> f d) -> t a c -> f ()Source
bifor1_ :: (Bifoldable1 t, Apply f) => t a c -> (a -> f b) -> (c -> f d) -> f ()Source
bisequenceA1_ :: (Bifoldable1 t, Apply f) => t (f a) (f b) -> f ()Source
bifoldMapDefault1 :: (Bifoldable1 t, Monoid m) => (a -> m) -> (b -> m) -> t a b -> mSource
Usable default for foldMap, but only if you define bifoldMap1 yourself