expose Control.Monad.join
I think I've been looking for that function for some time. Ie, I remember wanting to collapse Just Nothing to Nothing.
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19 changed files with 30 additions and 32 deletions
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@ -95,7 +95,7 @@ runRequests readh writeh a = do
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sendRequest :: Transfer -> AssociatedFile -> Handle -> IO ()
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sendRequest t f h = do
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hPutStr h $ join fieldSep
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hPutStr h $ intercalate fieldSep
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[ serialize (transferDirection t)
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, serialize (transferUUID t)
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, serialize (transferKey t)
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