Merge pull request #1485 from thehale/blame/rev-opts

feat(blame): Support custom `rev_opts` for blame

3 files changed, 16 insertions, 3 deletions

diff --git a/AUTHORS b/AUTHORS
index 97e14789..8f3f2ccf 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -49,4 +49,5 @@ Contributors are:
 -Julien Mauroy <pro.julien.mauroy _at_ gmail.com>
 -Patrick Gerard
 -Luke Twist <itsluketwist@gmail.com>
+-Joseph Hale <me _at_ jhale.dev>
 Portions derived from other open source works and are clearly marked.
diff --git a/git/repo/base.py b/git/repo/base.py
index a1be5ff9..c49c6118 100644
--- a/git/repo/base.py
+++ b/git/repo/base.py
@@ -950,7 +950,12 @@ class Repo(object):
             )
 
     def blame(
-        self, rev: Union[str, HEAD], file: str, incremental: bool = False, **kwargs: Any
+        self,
+        rev: Union[str, HEAD],
+        file: str,
+        incremental: bool = False,
+        rev_opts: Optional[List[str]] = None,
+        **kwargs: Any
     ) -> List[List[Commit | List[str | bytes] | None]] | Iterator[BlameEntry] | None:
         """The blame information for the given file at the given revision.
 
@@ -962,8 +967,8 @@ class Repo(object):
             of appearance."""
         if incremental:
             return self.blame_incremental(rev, file, **kwargs)
-
-        data: bytes = self.git.blame(rev, "--", file, p=True, stdout_as_string=False, **kwargs)
+        rev_opts = rev_opts or []
+        data: bytes = self.git.blame(rev, *rev_opts, "--", file, p=True, stdout_as_string=False, **kwargs)
         commits: Dict[str, Commit] = {}
         blames: List[List[Commit | List[str | bytes] | None]] = []
 
diff --git a/test/test_repo.py b/test/test_repo.py
index 75b590fe..703dbb43 100644
--- a/test/test_repo.py
+++ b/test/test_repo.py
@@ -553,6 +553,13 @@ class TestRepo(TestBase):
         self.assertEqual(len(res), 1)
         self.assertEqual(len(res[0][1]), 83, "Unexpected amount of parsed blame lines")
 
+    @mock.patch.object(Git, "_call_process")
+    def test_blame_accepts_rev_opts(self, git):
+        res = self.rorepo.blame("HEAD", "README.md", rev_opts=["-M", "-C", "-C"])
+        expected_args = ['blame', 'HEAD', '-M', '-C', '-C', '--', 'README.md']
+        boilerplate_kwargs = {"p" : True, "stdout_as_string": False}
+        git.assert_called_once_with(*expected_args, **boilerplate_kwargs)
+
     @skipIf(
         HIDE_WINDOWS_KNOWN_ERRORS and Git.is_cygwin(),
         """FIXME: File "C:\\projects\\gitpython\\git\\cmd.py", line 671, in execute