Function existsSync

lib/fs.js:318–337

* Synchronously tests whether or not the given path exists. * @param {string | Buffer | URL} path * @returns {boolean}

(path)

 * @returns {boolean}
 */
function existsSync(path) {
  const h = vfsState.handlers;
  if (h !== null) {
    const result = h.existsSync(path);
    if (result !== undefined) return result;
  }
  try {
    path = getValidatedPath(path);
  } catch (err) {
    if (showExistsDeprecation && err?.code === 'ERR_INVALID_ARG_TYPE') {
      process.emitWarning(
        'Passing invalid argument types to fs.existsSync is deprecated', 'DeprecationWarning', 'DEP0187',
      );
      showExistsDeprecation = false;
    }
    return false;
  }

  return binding.existsSync(path);
}

function readFileAfterOpen(err, fd) {
  const context = this.context;