Add generic derivations and To/FromJSON instances

src/Dodge/Data/TeslaArc.hs

@@ -1,6 +1,9 @@
+{-# LANGUAGE DeriveGeneric #-}
 {-# LANGUAGE TemplateHaskell #-}
 {-# LANGUAGE StrictData #-}
 module Dodge.Data.TeslaArc where
+import GHC.Generics
+import Data.Aeson
 import Geometry.Data
 import Color
 import Control.Lens
@@ -11,5 +14,8 @@ data TeslaArc = TeslaArc
     , _taArcSteps :: [ArcStep]
     , _taColor :: Color
     }
-  deriving (Eq,Ord,Show,Read)
+  deriving (Eq,Ord,Show,Read,Generic)
+instance ToJSON TeslaArc  where
+    toEncoding = genericToEncoding defaultOptions
+instance FromJSON TeslaArc 
 makeLenses ''TeslaArc