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avoid partial function

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This commit is contained in:
Joey Hess 2011-12-15 16:58:58 -04:00
parent fbc3d32f7d
commit 0f9859ae51
1 changed files with 2 additions and 1 deletions
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3
Locations.hs
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@ -90,7 +90,8 @@ gitAnnexLocation key r
return $ inrepo ".git" </> annexLocation key hashDirMixed
where
inrepo d = Git.workTree r </> d
check locs = fromMaybe (head locs) <$> firstM doesFileExist locs
check locs@(l:_) = fromMaybe l <$> firstM doesFileExist locs
check [] = error "internal"
{- The annex directory of a repository. -}
gitAnnexDir :: Git.Repo -> FilePath