XMPP: Avoid redundant and unncessary pushes. Note that this breaks compatibility with previous versions of git-annex, which will refuse to accept any XMPP pushes from this version.
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11 changed files with 77 additions and 27 deletions
21
Git/Ref.hs
21
Git/Ref.hs
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@ -1,6 +1,6 @@
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{- git ref stuff
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-
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- Copyright 2011 Joey Hess <joey@kitenet.net>
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- Copyright 2011-2013 Joey Hess <joey@kitenet.net>
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-
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- Licensed under the GNU GPL version 3 or higher.
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-}
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@ -13,6 +13,9 @@ import Git.Command
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import Data.Char (chr)
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headRef :: Ref
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headRef = Ref "HEAD"
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{- Converts a fully qualified git ref into a user-visible string. -}
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describe :: Ref -> String
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describe = show . base
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@ -54,18 +57,18 @@ sha branch repo = process <$> showref repo
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process [] = Nothing
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process s = Just $ Ref $ firstLine s
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{- List of (refs, branches) matching a given ref spec. -}
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matching :: Ref -> Repo -> IO [(Ref, Branch)]
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matching ref repo = map gen . lines <$>
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pipeReadStrict [Param "show-ref", Param $ show ref] repo
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{- List of (shas, branches) matching a given ref or refs. -}
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matching :: [Ref] -> Repo -> IO [(Sha, Branch)]
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matching refs repo = map gen . lines <$>
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pipeReadStrict (Param "show-ref" : map (Param . show) refs) repo
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where
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gen l = let (r, b) = separate (== ' ') l
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in (Ref r, Ref b)
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{- List of (refs, branches) matching a given ref spec.
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- Duplicate refs are filtered out. -}
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matchingUniq :: Ref -> Repo -> IO [(Ref, Branch)]
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matchingUniq ref repo = nubBy uniqref <$> matching ref repo
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{- List of (shas, branches) matching a given ref spec.
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- Duplicate shas are filtered out. -}
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matchingUniq :: [Ref] -> Repo -> IO [(Sha, Branch)]
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matchingUniq refs repo = nubBy uniqref <$> matching refs repo
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where
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uniqref (a, _) (b, _) = a == b
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