Function _apply_mapping

src/cocoindex_code/settings.py:200–218

Rewrite ``path`` through ``mappings``. First prefix match wins. ``reverse=False``: rewrites source-prefix → target-prefix (forward). ``reverse=True``: rewrites target-prefix → source-prefix (reverse). Relative paths and absolute paths with no matching prefix are returned unchanged

(mappings: list[PathMapping], path: str | Path, reverse: bool = False)

def _apply_mapping(mappings: list[PathMapping], path: str | Path, reverse: bool = False) -> str:
    """Rewrite ``path`` through ``mappings``. First prefix match wins.

    ``reverse=False``: rewrites source-prefix → target-prefix (forward).
    ``reverse=True``: rewrites target-prefix → source-prefix (reverse).

    Relative paths and absolute paths with no matching prefix are returned
    unchanged (as ``str``).
    """
    p = Path(path)
    if not p.is_absolute():
        return str(path)
    resolved = p.resolve()
    for m in mappings:
        src, dst = (m.target, m.source) if reverse else (m.source, m.target)
        if resolved == src or resolved.is_relative_to(src):
            rel = resolved.relative_to(src)
            return str(dst / rel) if str(rel) != "." else str(dst)
    return str(path)


_db_path_mapping: list[PathMapping] | None = None