git-annex/Command/ResolveMerge.hs
Joey Hess 2d1db7986c
more OsPath conversion (572/749)
Sponsored-by: Jack Hill
2025-02-06 16:18:52 -04:00

42 lines
1.1 KiB
Haskell

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