export function normalize(path: string, trailingSlash?: boolean): string {
  let cand = path.replace(/\\/g, '/');
  if (typeof trailingSlash === 'undefined') {
    return cand;
  }
  while (cand.endsWith('/')) {
    cand = cand.substring(0, cand.length - 1);
  }
  if (trailingSlash) {
    return cand + '/';
  }
  return cand;
}