JavaScript-II

src/class.js

@@ -9,6 +9,22 @@
 
 // code here
 
+class Use {
+  constructor(options) {
+    this.email = options.email;
+    this.password = options.password;
+  }
+
+  comparePasswords(param) {
+    if (param === this.password) {
+      return true;
+    }
+    else {
+      return false;
+    }
+  }
+}
+
 // Part 2
 // Create a class called `Animal` and a class called `Cat` using ES6 classes.
 // `Cat` should extend the `Animal` class.
@@ -21,6 +37,24 @@
 
 // code here
 
+class Animal {
+  constructor(options) {
+    this.age = options.age;
+  }
+  growOlder() {
+    return ++this.age;
+  }
+}
+
+class Cat extends Animal {
+  constructor(options) {
+    super(options);
+    this.name = options.name;
+  }
+  meow() {
+    return `$(this.name)`;
+  }
+}
 /* eslint-disable no-undef */
 
 module.exports = {

src/prototype.js

@@ -49,6 +49,64 @@
   hamsterHuey.destroy(); // returns 'Game object was removed from the game.'
 */
 
+class GameObject {
+  constructor() {
+    this.createdAt = obj.createdAt;
+    this.dimensions = obj.dimensions;
+  }
+  destroy() {
+    return 'Game object was removed from the game.';
+  }
+}
+
+class NPC extends GameObject {
+  constructor(obj) {
+    super(obj);
+    this.hp = obj.hp;
+    this.name = obj.name;
+  }
+  takeDamage() {
+    return `${this.name} took damage.';
+  }
+  destroy() {
+  };
+}
+
+class Humanoid extends NPC {
+  constructor(obj) {
+    super(obj);
+    this.faction = obj.faction;
+    this.weapons = obj.weapons;
+    this.language = obj.language;
+  }
+  greet() {
+    return `${ this.name } offers a greeting in ${ this.language } `;
+  }
+  destroy();
+  takeDamage();
+}
+
+const Charlie = new Humanoid({
+  createdAt: new Date(),
+  dimensions: {
+    length: 2,
+    width: 1,
+    height: 1,
+  },
+  hp: 5,
+  name: 'Charlie',
+  faction: 'Fierce Doggie Tribe',
+  weapons: [
+    'passes gas',
+  ],
+  language: 'Barkish',
+});
+
+Charlie.greet(); // return 'Charlie offers a greeting in Barkish'
+Charlie.takeDamage(); // return 'Hamster Huey took damage
+Charlie.destroy(); // return 'Game object was removed from the game.'
+
+
 /* eslint-disable no-undef */
 
 module.exports = {

src/recursion.js

@@ -3,11 +3,21 @@
 const nFibonacci = (n) => {
   // fibonacci sequence: 1 1 2 3 5 8 13 ...
   // return the nth number in the sequence
+  function fibonacci(num) {
+    if (num <= 1) return 1;
+
+    return fibonacci(num - 1) + fibonacci(num - 2);
+  }
+
 };
 
 const nFactorial = (n) => {
   // factorial example: !5 = 5 * 4 * 3 * 2 * 1
   // return the factorial of `n`
+    if (n === 0)
+      return 1;
+      return n * nFactorial(n - 1);
+
 };
 
 /* Extra Credit */