Function fileURLToPathBuffer

lib/internal/url.js:1638–1649

(path, options = kEmptyObject)

// converting to a Buffer is necessary in cases where the
// to string conversion would fail.
function fileURLToPathBuffer(path, options = kEmptyObject) {
  const windows = options?.windows;
  if (typeof path === 'string') {
    path = new URL(path);
  } else if (!isURL(path)) {
    throw new ERR_INVALID_ARG_TYPE('path', ['string', 'URL'], path);
  }
  if (path.protocol !== 'file:') {
    throw new ERR_INVALID_URL_SCHEME('file');
  }
  return (windows ?? isWindows) ? getPathBufferFromURLWin32(path) : getPathBufferFromURLPosix(path);
}

function pathToFileURL(filepath, options = kEmptyObject) {
  const windows = options?.windows ?? isWindows;