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-rw-r--r--Git/Branch.hs3
1 files changed, 3 insertions, 0 deletions
diff --git a/Git/Branch.hs b/Git/Branch.hs
index 0b7d888..5c6135d 100644
--- a/Git/Branch.hs
+++ b/Git/Branch.hs
@@ -43,6 +43,9 @@ currentUnsafe r = parse . firstLine
| null l = Nothing
| otherwise = Just $ Git.Ref l
+currentSha :: Repo -> IO (Maybe Git.Sha)
+currentSha r = maybe (pure Nothing) (`Git.Ref.sha` r) =<< current r
+
{- Checks if the second branch has any commits not present on the first
- branch. -}
changed :: Branch -> Branch -> Repo -> IO Bool