category-extras-0.44.1: Various modules and constructs inspired by category theory. Source code Contents Index

Control.Comonad.Cofree Portability rank-2 types Stability experimental Maintainer Edward Kmett <ekmett@gmail.com>

Description

Documentation

type CofreeB f a b = BiffB (,) Identity f a b Source

type Cofree f a = FixB (BiffB (,) Identity f) a Source

outCofree :: Cofree f a -> f (Cofree f a) Source

runCofree :: Cofree f a -> (a, f (Cofree f a)) Source

anaCofree :: Functor f => (a -> c) -> (a -> f a) -> a -> Cofree f c Source

cofree :: a -> f (Cofree f a) -> Cofree f a Source

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