42 lines
1.1 KiB
Haskell
42 lines
1.1 KiB
Haskell
{- git-annex command
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-
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- Copyright 2014 Joey Hess <id@joeyh.name>
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-
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- Licensed under the GNU AGPL version 3 or higher.
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-}
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{-# LANGUAGE OverloadedStrings #-}
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module Command.ResolveMerge where
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import Command
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import qualified Git
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import Git.Sha
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import qualified Git.Branch
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import Annex.AutoMerge
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import qualified Utility.FileIO as F
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cmd :: Command
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cmd = command "resolvemerge" SectionPlumbing
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"resolve merge conflicts"
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paramNothing (withParams seek)
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seek :: CmdParams -> CommandSeek
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seek = withNothing (commandAction start)
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start :: CommandStart
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start = starting "resolvemerge" (ActionItemOther Nothing) (SeekInput []) $ do
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us <- fromMaybe nobranch <$> inRepo Git.Branch.current
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d <- fromRepo Git.localGitDir
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let merge_head = d </> literalOsPath "MERGE_HEAD"
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them <- fromMaybe (giveup nomergehead) . extractSha
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<$> liftIO (F.readFile' merge_head)
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ifM (resolveMerge (Just us) them False)
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( do
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void $ commitResolvedMerge Git.Branch.ManualCommit
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next $ return True
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, giveup "Merge conflict could not be automatically resolved."
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)
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where
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nobranch = giveup "No branch is currently checked out."
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nomergehead = giveup "No SHA found in .git/MERGE_HEAD"
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