02_avenger_after.js

class Avenger {
  // Initialization and constructor
  
  isMale: function() {
    return this.sex == “M”;
  }
  
  canFly: function() {
    return this.canFly;
  }

  canChangeColor: function() {
    return this.skinColor.length > 1;
  }
  
  isWhite: function() {
    return this.skinColor.includes(“white”);
  }
  
  isBlack: function() {
    return this.skinColor.includes(“black”);
  }
  
  isAncient: function() {
    return this.age >= 1000;
  }
  
  isOld: function() {
    return this.age > 80 && this.age < 1000;
  }
}

// In another class...
function guessAvenger(avenger) {
  if (avenger.canChangeColor()) {
    console.log(“Hulk”);
    return;
  }
  if (!avenger.isMale()) {
    console.log(“Black Widow”);
    return;
  }
  if (avenger.isAncient()) {
    console.log(“Thor”);
    return;
  }
  if (avenger.isOld()) {
    console.log(“Captain America”);
    return;
  }
  if (avenger.isBlack()) {
    if (avenger.canFly()) {
      console.log(“Falcon”);
    }
    else {
      console.log(“Nick Fury”);
    }
    return;
  }
  if (avenger.isWhite()) {
    console.log(“Iron Man”);
    return;
  }

  console.log(“This is not an Avenger!”);

}