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Fix build for GHC 7.8 (import traverse)

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Nickolay Kudasov 2015-10-21 22:19:30 +03:00
parent 454046f0c9
commit 689cb4caac
1 changed files with 2 additions and 0 deletions
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2
servant-server/src/Servant/Server/Internal.hs
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@ -10,6 +10,7 @@
{-# LANGUAGE TypeOperators #-}
{-# LANGUAGE UndecidableInstances #-}
#if !MIN_VERSION_base(4,8,0)
{-# LANGUAGE DeriveDataTypeable #-}
{-# LANGUAGE OverlappingInstances #-}
#endif
@ -22,6 +23,7 @@ module Servant.Server.Internal
#if !MIN_VERSION_base(4,8,0)
import Control.Applicative ((<$>))
import Data.Traversable (traverse)
#endif
import Control.Arrow (left)
import Control.Monad.Trans.Except (ExceptT)