text: const priv = require('private-class');
  
  const Person = priv(class Person {
  	constructor(name, age) {
  		this._name = name;
  		this._age = age;
  	}
  
  	get age() {
  		return this._age;
  	}
  
  	set age(value) {
  		this._age = value;
  	}
  
  	name() {
  		return this._name;
  	}
  });
  
  const p = new Person('Andrea', 40);
  // public function are visible
  console.log(typeof p.name);
  // <-- function
  
  // public getter & setter are visible
  p.age = 41;
  console.log(p.age);
  // <-- 41
  
  // public function can read private fields
  console.log(p.name());
  // <-- Andrea
  
  // extern code can not read private fields
  console.log(p._name);
  // <-- undefined
  console.log(p._age);
  // <-- undefined
  
  