Portability | non-portable (rank-2 polymorphism) |
---|---|
Stability | experimental |
Maintainer | Edward Kmett <ekmett@gmail.com> |
- ana :: Functor f => Coalgebra f a -> a -> FixF f
- g_ana :: (Functor f, Monad m) => Dist m f -> GCoalgebra f m a -> a -> FixF f
- distAna :: Functor f => Dist Identity f
- biana :: QFunctor f Hask Hask => Coalgebra (f b) a -> a -> Fix f b
- g_biana :: (QFunctor f Hask Hask, Monad m) => Dist m (f b) -> GCoalgebra (f b) m a -> a -> Fix f b
- hana :: HFunctor f => HCoalgebra f a -> a :~> FixH f
- kana :: HFunctor f => CointerpreterT f g h -> Lan g h :~> FixH f
- runkana :: HFunctor f => CointerpreterT f g h -> (g b -> a) -> h b -> FixH f a
Documentation
ana :: Functor f => Coalgebra f a -> a -> FixF fSource
Anamorphisms are a generalized form of unfoldr
g_ana :: (Functor f, Monad m) => Dist m f -> GCoalgebra f m a -> a -> FixF fSource
Generalized anamorphisms allow you to work with a monad given a distributive law
g_biana :: (QFunctor f Hask Hask, Monad m) => Dist m (f b) -> GCoalgebra (f b) m a -> a -> Fix f bSource
hana :: HFunctor f => HCoalgebra f a -> a :~> FixH fSource
A higher-order anamorphism for constructing higher order functors.
runkana :: HFunctor f => CointerpreterT f g h -> (g b -> a) -> h b -> FixH f aSource