diff options
Diffstat (limited to 'gitlint/git.py')
| -rw-r--r-- | gitlint/git.py | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/gitlint/git.py b/gitlint/git.py index a9609d0..773c7b2 100644 --- a/gitlint/git.py +++ b/gitlint/git.py @@ -364,22 +364,27 @@ class GitContext(PropertyCache): return context @staticmethod - def from_local_repository(repository_path, refspec=None): + def from_local_repository(repository_path, refspec=None, commit_hash=None): """ Retrieves the git context from a local git repository. :param repository_path: Path to the git repository to retrieve the context from - :param refspec: The commit(s) to retrieve + :param refspec: The commit(s) to retrieve (mutually exclusive with `commit_sha`) + :param commit_hash: Hash of the commit to retrieve (mutually exclusive with `refspec`) """ context = GitContext(repository_path=repository_path) - # If no refspec is defined, fallback to the last commit on the current branch - if refspec is None: + if refspec: + sha_list = _git("rev-list", refspec, _cwd=repository_path).split() + elif commit_hash: # Single commit, just pass it to `git log -1` + # Even though we have already been passed the commit hash, we ask git to retrieve this hash and + # return it to us. This way we verify that the passed hash is a valid hash for the target repo and we + # also convert it to the full hash format (we might have been passed a short hash). + sha_list = [_git("log", "-1", commit_hash, "--pretty=%H", _cwd=repository_path).replace("\n", "")] + else: # If no refspec is defined, fallback to the last commit on the current branch # We tried many things here e.g.: defaulting to e.g. HEAD or HEAD^... (incl. dealing with # repos that only have a single commit - HEAD^... doesn't work there), but then we still get into # problems with e.g. merge commits. Easiest solution is just taking the SHA from `git log -1`. sha_list = [_git("log", "-1", "--pretty=%H", _cwd=repository_path).replace("\n", "")] - else: - sha_list = _git("rev-list", refspec, _cwd=repository_path).split() for sha in sha_list: commit = LocalGitCommit(context, sha) |