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{- git reflog interface
 -
 - Copyright 2013 Joey Hess <id@joeyh.name>
 -
 - Licensed under the GNU GPL version 3 or higher.
 -}

module Git.RefLog where

import Common
import Git
import Git.Command
import Git.Sha

{- Gets the reflog for a given branch. -}
get :: Branch -> Repo -> IO [Sha]
get = get' []

get' :: [CommandParam] -> Branch -> Repo -> IO [Sha]
get' ps b = mapMaybe extractSha . lines <$$> pipeReadStrict ps'
  where
	ps' = 
		[ Param "log"
		, Param "-g"
		, Param "--format=%H"
		, Param (fromRef b)
		] ++ ps