fix another build error

This commit is contained in:
Alp Mestanogullari 2015-08-10 11:44:29 +02:00 committed by aaron levin
parent c7caebad59
commit c782266d15

View file

@ -19,6 +19,11 @@ import Data.Aeson (FromJSON, ToJSON, decode', encode)
import Data.ByteString (ByteString)
import Data.ByteString.Conversion ()
import Data.Char (toUpper)
#if !MIN_VERSION_base(4,8,0)
import Data.Monoid ((<>), mempty)
#else
import Data.Monoid ((<>))
#endif
import Data.Proxy (Proxy (Proxy))
import Data.String (fromString)
import Data.String.Conversions (cs)