Function load_config

code_review_graph/daemon.py:84–159

Load daemon configuration from a TOML file. Args: path: Explicit config path. Falls back to :data:`CONFIG_PATH`. Returns: A fully-validated :class:`DaemonConfig`. Raises: RuntimeError: If ``tomllib`` / ``tomli`` is unavailable on Python < 3.11.

(path: Path | None = None)

def load_config(path: Path | None = None) -> DaemonConfig:
    """Load daemon configuration from a TOML file.

    Args:
        path: Explicit config path.  Falls back to :data:`CONFIG_PATH`.

    Returns:
        A fully-validated :class:`DaemonConfig`.

    Raises:
        RuntimeError: If ``tomllib`` / ``tomli`` is unavailable on Python < 3.11.
    """
    if tomllib is None:
        raise RuntimeError(
            "TOML parsing requires the 'tomli' package on Python < 3.11. "
            "Install it with:  pip install tomli"
        )

    config_path = path or CONFIG_PATH

    if not config_path.exists():
        logger.info("Config file not found at %s — using defaults", config_path)
        return DaemonConfig()

    with open(config_path, "rb") as fh:
        raw: dict[str, Any] = tomllib.load(fh)

    # -- [daemon] section ---------------------------------------------------
    daemon_section: dict[str, Any] = raw.get("daemon", {})
    session_name: str = daemon_section.get("session_name", "crg-watch")
    log_dir = Path(daemon_section.get("log_dir", str(DaemonConfig().log_dir)))
    poll_interval: int = int(daemon_section.get("poll_interval", 2))

    # -- [[repos]] array ----------------------------------------------------
    repos: list[WatchRepo] = []
    seen_aliases: set[str] = set()

    for entry in raw.get("repos", []):
        repo_path_str: str = entry.get("path", "")
        if not repo_path_str:
            logger.warning("Skipping repo entry with empty path")
            continue

        repo_path = Path(repo_path_str).expanduser().resolve()

        if not repo_path.is_dir():
            logger.warning("Skipping repo %s — directory does not exist", repo_path)
            continue

        has_repo_marker = (
            (repo_path / ".git").exists()
            or (repo_path / ".svn").exists()
            or (repo_path / ".code-review-graph").exists()
        )
        if not has_repo_marker:
            logger.warning(
                "Skipping repo %s — no .git, .svn, or .code-review-graph directory found",
                repo_path,