| Copyright | (C) 2008-2012 Edward Kmett |
|---|---|
| License | BSD-style (see the file LICENSE) |
| Maintainer | Edward Kmett <ekmett@gmail.com> |
| Stability | experimental |
| Portability | non-portable (fundeps, MPTCs) |
| Safe Haskell | Trustworthy |
| Language | Haskell2010 |
Control.Comonad.Store.Class
Description
Documentation
class Comonad w => ComonadStore s w | w -> s where Source
Methods
peeks :: (s -> s) -> w a -> a Source
seek :: s -> w a -> w a Source
seeks :: (s -> s) -> w a -> w a Source
experiment :: Functor f => (s -> f s) -> w a -> f a Source
Instances
| ComonadStore s w => ComonadStore s (IdentityT w) | |
| (ComonadStore s w, Monoid m) => ComonadStore s (TracedT m w) | |
| ComonadStore s w => ComonadStore s (EnvT e w) | |
| Comonad w => ComonadStore s (StoreT s w) |
lowerPos :: (ComonadTrans t, ComonadStore s w) => t w a -> s Source
lowerPeek :: (ComonadTrans t, ComonadStore s w) => s -> t w a -> a Source