Remove Arbitrary instance for WriteBuffer

Author: wenkokke

src-extras/Database/LSMTree/Extras/Generators.hs

@@ -61,8 +61,6 @@ import qualified Database.LSMTree.Internal.Serialise.Class as S.Class
 import           Database.LSMTree.Internal.Unsliced (Unsliced, fromUnslicedKey,
                      makeUnslicedKey)
 import           Database.LSMTree.Internal.Vector (mkPrimVector)
-import           Database.LSMTree.Internal.WriteBuffer (WriteBuffer)
-import qualified Database.LSMTree.Internal.WriteBuffer as WB
 import qualified Database.LSMTree.Monoidal as Monoidal
 import qualified Database.LSMTree.Normal as Normal
 import           GHC.Generics (Generic)
@@ -172,14 +170,6 @@ instance Arbitrary2 Entry where
     Mupdate v          -> Delete : Insert v : (Mupdate <$> shrinkVal v)
     Delete             -> []
 
-{-------------------------------------------------------------------------------
-  WriteBuffer
--------------------------------------------------------------------------------}
-
-instance Arbitrary WriteBuffer where
-  arbitrary = WB.fromMap <$> arbitrary
-  shrink = map WB.fromMap . shrink . WB.toMap
-
 {-------------------------------------------------------------------------------
   WithSerialised
 -------------------------------------------------------------------------------}