Method wait_for_event

playwright/_impl/_waiter.py:113–125

(
        self,
        emitter: EventEmitter,
        event: str,
        predicate: Callable = None,
    )

        self._wait_for_event_info_after(self._wait_id, exception)

    def wait_for_event(
        self,
        emitter: EventEmitter,
        event: str,
        predicate: Callable = None,
    ) -> None:
        def listener(event_data: Any = None) -> None:
            self._evaluate_predicate(
                predicate, event_data, lambda: self._fulfill(event_data)
            )

        emitter.on(event, listener)
        self._registered_listeners.append((emitter, event, listener))

    def _evaluate_predicate(
        self,