Node.js Recursively Get URLs

getUrlsSync.ts

export function getUrlsSync(rootUrl: URL): URL[] {
  const dirents = readdirSync(rootUrl, { withFileTypes: true });
  const urls = dirents.map((dirent) => {
    const url = new URL(rootUrl + "/" + dirent.name);
    return dirent.isDirectory() ? getUrlsSync(url) : url;
  });
  return urls.flat();
}