) -> bool | None:
        return self._cm.__exit__(exc_type, exc_value, traceback)


# Vendored from starlette.routing to avoid importing private symbols
def _wrap_gen_lifespan_context(
    lifespan_context: Callable[[Any], Generator[Any, Any, Any]],
) -> Callable[[Any], AbstractAsyncContextManager[Any]]:
    """
    Wrap a generator-based lifespan context into an async context manager.