Multiple inheritance

main.js

  // Multiple inheritance with rent-a-constructor
  function Human() {
    this.starfleet = true;
    this.enterprize = true;
  }
  function Klingon() {
    this.empire = true;
    this.warbird = true;
  }
  function Worf() {
    Human.apply(this);
    Klingon.apply(this);
  }

  var lieutenant = new Worf();
  console.log(lieutenant);