fixed: import Data.Monoid for old ghc

This commit is contained in:
ncaq 2017-06-23 08:54:36 +09:00
parent 33471cbb2f
commit e19d220f61

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@ -106,6 +106,10 @@ import Data.Attoparsec.Text (Parser, char, string, digit, skipSpace, endOfInput,
import Yesod.Persist.Core
#if !MIN_VERSION_base(4,8,0)
import Data.Monoid
#endif
defaultFormMessage :: FormMessage -> Text
defaultFormMessage = englishFormMessage