diff options
-rw-r--r-- | Hash.hs | 5 |
1 files changed, 1 insertions, 4 deletions
@@ -85,8 +85,5 @@ instance Hashable [Hash] where -- | Hash empty string for Nothing instance Hashable (Maybe Hash) where - hash Nothing = hash () + hash Nothing = hash (mempty :: B.ByteString) hash (Just v) = hash v - -instance Hashable () where - hash () = hash (mempty :: B.ByteString) |