const dec = () => {};

class Foo {
  #A;

  get #a() {
    return this.#A;
  }

  set #a(v) {
    this.#A = v;
  }

  #B = 123;

  get #b() {
    return this.#B;
  }

  set #b(v) {
    this.#B = v;
  }

}
