1 -- | The 'Reversible' typeclass.
3 module Network.DNS.RBL.Reversible ( Reversible(..) )
6 -- | This class is pretty straightforward. It's for things that you
7 -- can reverse, or flip around, or make backwards, or however you want
8 -- to think of it. Our primary application is to hostname components.
10 class Reversible a where