fresnel-0.1.0.0: high-powered optics in a small package
Safe HaskellNone
LanguageHaskell2010

Fresnel.Maybe

Contents

Synopsis

Prisms

_Just :: forall a a' p. IsPrism p => Optic p (Maybe a) (Maybe a') a a' Source #

_Nothing :: forall a p. IsPrism p => Optic p (Maybe a) (Maybe a) () () Source #