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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@ -27,12 +27,10 @@ start = do
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showPackageVersion
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putStrLn $ "local repository version: " ++ fromMaybe "unknown" v
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putStrLn $ "default repository version: " ++ defaultVersion
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putStrLn $ "supported repository versions: " ++ vs supportedVersions
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putStrLn $ "upgrade supported from repository versions: " ++ vs upgradableVersions
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putStrLn $ "supported repository versions: " ++ unwords supportedVersions
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putStrLn $ "upgrade supported from repository versions: " ++ unwords upgradableVersions
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putStrLn $ "build flags: " ++ unwords buildFlags
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stop
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where
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vs = join " "
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showPackageVersion :: IO ()
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showPackageVersion = putStrLn $ "git-annex version: " ++ SysConfig.packageversion
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