lens-4.2: Lenses, Folds and Traversals

Copyright(C) 2012-14 Edward Kmett
LicenseBSD-style (see the file LICENSE)
MaintainerEdward Kmett <ekmett@gmail.com>
Stabilityexperimental
PortabilityRank2Types
Safe HaskellTrustworthy
LanguageHaskell98

Data.Typeable.Lens

Description

 

Synopsis

Documentation

_cast :: (Typeable s, Typeable a) => Traversal' s a Source

A Traversal' for working with a cast of a Typeable value.

_gcast :: (Typeable s, Typeable a) => Traversal' (c s) (c a) Source

A Traversal' for working with a gcast of a Typeable value.