Method add_middleware

starlette/applications.py:98–101

(self, middleware_class: _MiddlewareFactory[P], *args: P.args, **kwargs: P.kwargs)

        self.router.host(host, app=app, name=name)  # pragma: no cover

    def add_middleware(self, middleware_class: _MiddlewareFactory[P], *args: P.args, **kwargs: P.kwargs) -> None:
        if self.middleware_stack is not None:  # pragma: no cover
            raise RuntimeError("Cannot add middleware after an application has started")
        self.user_middleware.insert(0, Middleware(middleware_class, *args, **kwargs))

    def add_exception_handler(
        self,