Data.Semigroup.Foldable.Class

Documentation

class Foldable t => Foldable1 t where

Minimal complete definition

Nothing

Methods

fold1 :: Semigroup m => t m -> m

foldMap1 :: Semigroup m => (a -> m) -> t a -> m

Instances

Foldable1 Identity

Foldable1 Tree

Foldable1 NonEmpty

Foldable1 ((,) a)

Foldable1 m => Foldable1 (IdentityT m)

Foldable1 f => Foldable1 (Reverse f)

Foldable1 f => Foldable1 (Backwards f)

Foldable1 f => Foldable1 (Lift f)

Bifoldable1 p => Foldable1 (Join * p)

(Foldable1 f, Foldable1 g) => Foldable1 (Sum f g)

(Foldable1 f, Foldable1 g) => Foldable1 (Product f g)

(Foldable1 f, Foldable1 g) => Foldable1 (Compose f g)

Foldable1 g => Foldable1 (Joker * * g a)

class Bifoldable t => Bifoldable1 t where

Minimal complete definition

Nothing

Methods

bifold1 :: Semigroup m => t m m -> m

bifoldMap1 :: Semigroup m => (a -> m) -> (b -> m) -> t a b -> m

Instances

Bifoldable1 Either

Bifoldable1 (,)

Bifoldable1 Const

Bifoldable1 Arg

Bifoldable1 ((,,) x)

Bifoldable1 (Tagged *)

Bifoldable1 ((,,,) x y)

Bifoldable1 ((,,,,) x y z)

Bifoldable1 p => Bifoldable1 (WrappedBifunctor * * p)

Foldable1 g => Bifoldable1 (Joker * * g)

Bifoldable1 p => Bifoldable1 (Flip * * p)

Foldable1 f => Bifoldable1 (Clown * * f)

(Bifoldable1 f, Bifoldable1 g) => Bifoldable1 (Product * * f g)

(Foldable1 f, Bifoldable1 p) => Bifoldable1 (Tannen * * * f p)

(Bifoldable1 p, Foldable1 f, Foldable1 g) => Bifoldable1 (Biff * * * * p f g)