exposing @Protected methods in an ES6 module to ES5

es6_protected_to_es5.js

/*
  consumer.js

  `node consumer.js`
*/
import Lib from './lib';
const { method: libMethod } = Lib; // <= 2-step destructure
console.log(Lib.method());
console.log(libMethod());

import { method as altMethod, _PROTECTED } from './alt';
console.log(altMethod());
console.log(_PROTECTED._method());


// Bacon / ES5
var Lib2 = require('./lib').default; // <= ouch
console.log(Lib2.method());

var Alt2 = require('./alt');
console.log(Alt2.method());


/*
  lib.js
*/

function _private() {
  return 'LIB';
}

const METHODS = {
  method() {
    return METHODS._protected();
  },

  _protected() {
    return _private();
  },
};

export default METHODS;


/*
  alt.js
*/

function _private() {
  return 'ALT';
}

export const _PROTECTED = {
  _method() {
    return _private();
  },
};

export function method() {
  return _PROTECTED._method();
}