fradrive/src/Data/Time/Clock/Instances.hs
2019-04-17 11:35:27 +02:00

27 lines
473 B
Haskell

{-# OPTIONS_GHC -fno-warn-orphans #-}
module Data.Time.Clock.Instances
(
) where
import ClassyPrelude
import Data.Time.Clock
import Data.Binary (Binary)
import qualified Data.Binary as Binary
deriving instance Generic UTCTime
instance Binary Day where
get = ModifiedJulianDay <$> Binary.get
put = Binary.put . toModifiedJulianDay
instance Binary DiffTime where
get = fromRational <$> Binary.get
put = Binary.put . toRational
instance Binary UTCTime