Function waitForEvent

packages/node-sdk/test/session-prompt-events.test.ts:433–451

(
  session: {
    onEvent(listener: (event: Event) => void): () => void;
  },
  predicate: (event: Event) => boolean,
)

}

function waitForEvent(
  session: {
    onEvent(listener: (event: Event) => void): () => void;
  },
  predicate: (event: Event) => boolean,
): Promise<Event> {
  return new Promise((resolve, reject) => {
    const timeout = setTimeout(() => {
      unsubscribe();
      reject(new Error('Timed out waiting for session event'));
    }, 1_000);
    const unsubscribe = session.onEvent((event) => {
      if (!predicate(event)) return;
      clearTimeout(timeout);
      unsubscribe();
      resolve(event);
    });
  });
}