Function git_diff_file

langroid/utils/git_utils.py:228–252

Show diffs of file between the latest commit and the previous one if any. Args: repo (git.Repo): The Git repository object filepath (str): Path to the file to be diffed Returns: str: The diff output as a string

(repo: git.Repo, filepath: str)

def git_diff_file(repo: git.Repo, filepath: str) -> str:
    """
    Show diffs of file between the latest commit and the previous one if any.

    Args:
        repo (git.Repo): The Git repository object
        filepath (str): Path to the file to be diffed

    Returns:
        str: The diff output as a string
    """
    try:
        # Get the two most recent commits
        commits = list(repo.iter_commits(paths=filepath, max_count=2))

        if len(commits) < 2:
            return "No previous commit found for comparison."

        # Get the diff between the two commits for the specific file
        diff = repo.git.diff(commits[1].hexsha, commits[0].hexsha, filepath)

        return str(diff)
    except git.GitCommandError as e:
        logger.error(f"An error occurred while getting diff: {e}")
        return f"Error: {str(e)}"