fix build with old ghc
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1 changed files with 2 additions and 1 deletions
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@ -15,6 +15,7 @@ import qualified Data.UUID as U
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import Data.Maybe
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import Data.String
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import Data.ByteString.Builder
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import qualified Data.Semigroup as Sem
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import Utility.FileSystemEncoding
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import qualified Utility.SimpleProtocol as Proto
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@ -64,7 +65,7 @@ isUUID = isJust . U.fromString
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-- A description of a UUID.
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newtype UUIDDesc = UUIDDesc B.ByteString
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deriving (Eq, Monoid, Semigroup, IsString)
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deriving (Eq, Sem.Semigroup, Monoid, IsString)
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fromUUIDDesc :: UUIDDesc -> String
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fromUUIDDesc (UUIDDesc d) = decodeBS d
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