Function urlIsLocal

deps/undici/src/lib/web/fetch/util.js:1026–1034

* @see https://fetch.spec.whatwg.org/#is-local * @param {URL} url * @returns {boolean}

(url)

 * @returns {boolean}
 */
function urlIsLocal (url) {
  assert('protocol' in url) // ensure it's a url object

  const protocol = url.protocol

  // A URL is local if its scheme is a local scheme.
  // A local scheme is "about", "blob", or "data".
  return protocol === 'about:' || protocol === 'blob:' || protocol === 'data:'
}

/**
 * @param {string|URL} url