{-# LANGUAGE NoImplicitPrelude #-} {-# LANGUAGE TemplateHaskell #-} module Data.Aviation.Casr.Logbook.Types.Engine( Engine(..) , AsEngine(..) ) where import Control.Lens(makeClassyPrisms) import Data.Eq(Eq) import Data.Ord(Ord) import Prelude(Show) data Engine = Single | Multi deriving (Eq, Ord, Show) makeClassyPrisms ''Engine