comonad-extras-3.0.2: Comonad transformers requiring extensions to Haskell 98

Portability	portable
Stability	experimental
Maintainer	Edward Kmett <ekmett@gmail.com>
Safe Haskell	Safe-Inferred

Control.Comonad.Store.Zipper

Description

Documentation

data Zipper t a Source

Instances

ComonadStore Int (Zipper t)
Functor (Zipper t)
Foldable (Zipper t)
Traversable (Zipper t)
Comonad (Zipper t)
Extend (Zipper t)

zipper :: Traversable t => t a -> Maybe (Zipper t a)Source

zipper1 :: Traversable1 t => t a -> Zipper t aSource

unzipper :: Zipper t a -> t aSource

size :: Zipper t a -> Int Source