Function testUrls

src/utils.ts:87–101

(urls?: string[])

}

export const testUrls = async (urls?: string[]) => {
  if (!urls?.length) {
    return null;
  }

  try {
    const ret = await promiseAny(urls.map(ping));
    if (ret) {
      log('ping success, use url:', ret);
      return ret;
    }
  } catch {}
  log('all ping failed, use first url:', urls[0]);
  return urls[0];
};

export const assertWeb = () => {
  if (isWeb) {