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expose Control.Monad.join

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I think I've been looking for that function for some time.
Ie, I remember wanting to collapse Just Nothing to Nothing.
This commit is contained in:
Joey Hess 2013-04-22 20:24:53 -04:00
parent 2a84deb271
commit 8a2d1988d3
19 changed files with 30 additions and 32 deletions
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Messages.hs
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@ -179,7 +179,7 @@ fileNotFound file = do
[ "git-annex:", file, "not found" ]
indent :: String -> String
indent = join "\n" . map (\l -> " " ++ l) . lines
indent = intercalate "\n" . map (\l -> " " ++ l) . lines
{- Shows a JSON fragment only when in json mode. -}
maybeShowJSON :: JSON a => [(String, a)] -> Annex ()