module.exports = function file_exists(filename) {
  //       discuss at: https://locutus.io/php/file_exists/
  //      original by: Erik Niebla
  //           note 1: so this function is Node-only
  //        example 1: file_exists('test/never-change.txt')
  //        returns 1: true

  const fs = require('fs')

  return fs.existsSync(filename)
}