Completed Recursion.js & pt 1 of this.js

package.json

@@ -12,19 +12,20 @@
   "repository": {
     "type": "git",
     "url": "git+https://github.com/LambdaSchool/javascript-ii.git"
-  },  
+  },
   "devDependencies": {
     "babel-jest": "^19.0.0",
     "eslint": "^3.17.1",
     "eslint-config-airbnb-base": "^11.1.3",
-    "eslint-plugin-import": "^2.2.0",
+    "eslint-plugin-import": "^2.9.0",
     "jest": "^19.0.2",
     "regenerator-runtime": "^0.10.3"
   },
   "dependencies": {
     "babel-preset-es2015": "^6.24.0",
     "eslint-config-airbnb": "^14.1.0",
     "eslint-plugin-jsx-a11y": "^3.0.2 || ^4.0.0",
-    "eslint-plugin-react": "6.9.0"
+    "eslint-plugin-react": "6.9.0",
+    "jest-cli": "^22.4.3"
   }
 }

src/class.js

@@ -8,6 +8,15 @@
 // Return true if the potential password matches the `password` property.  Otherwise return false.
 
 // code here
+class User {
+  constructor(options) {
+    this.email = options.email;
+    this.password = options.password;
+  }
+  comparePasswords(somePassword) {
+    return somePassword === this.password;
+  }
+}
 
 // Part 2
 // Create a class called `Animal` and a class called `Cat` using ES6 classes.
@@ -20,6 +29,27 @@
 // property set on the Cat instance.
 
 // code here
+class Animal {
+  constructor(options) {
+    this.age = options.age;
+  }
+  growOlder() {
+    const temp = this.age + 1;
+    return temp;
+  }
+}
+
+class Cat extends Animal {
+  constructor(options) {
+    super(options);
+    this.name = options.name;
+    this.age = options.age;
+  }
+
+  meow() {
+    return `${this.name} meowed!`;
+  }
+}
 
 /* eslint-disable no-undef */
 

src/prototype.js

@@ -51,6 +51,40 @@
 
 /* eslint-disable no-undef */
 
+function GameObject(object) {
+  this.createdAt = object.createdAt;
+  this.dimensions = object.dimensions;
+}
+
+GameObject.prototype.destroy = function () {
+  return 'Game object was removed from the game.';
+};
+
+function NPC(nonPlay) {
+  GameObject.call(this, nonPlay);
+  this.hp = nonPlay.hp;
+  this.name = nonPlay.name;
+}
+
+NPC.prototype = Object.create(GameObject.prototype);
+
+NPC.prototype.takeDamage = function () {
+  return `${this.name} took damage.`;
+};
+
+function Humanoid(human) {
+  NPC.call(this, human);
+  this.faction = human.faction;
+  this.weapons = human.weapons;
+  this.language = human.language;
+}
+
+Humanoid.prototype = Object.create(NPC.prototype);
+
+Humanoid.prototype.greet = function () {
+  return `${this.name} offers a greeting in ${this.language}.`;
+};
+
 module.exports = {
   GameObject,
   NPC,

src/recursion.js

@@ -3,11 +3,22 @@
 const nFibonacci = (n) => {
   // fibonacci sequence: 1 1 2 3 5 8 13 ...
   // return the nth number in the sequence
+  return n < 2 ? n : nFibonacci(n - 1) + nFibonacci(n - 2);
 };
 
+// other solve from solution code which is diff from what mine looks like so wanted to save for referece:
+// const nFibonacci = (n) => {
+//   // fibonacci sequence: 1 2 3 5 8 13 ...
+//   // return the nth number in the sequence
+//   if (n < 2) return 1;
+//   return nFibonacci(n - 1) + nFibonacci(n - 2);
+// };
+
 const nFactorial = (n) => {
   // factorial example: !5 = 5 * 4 * 3 * 2 * 1
   // return the factorial of `n`
+  if (n <= 1) return 1;
+  return n * nFactorial(--n);
 };
 
 /* Extra Credit */

src/this.js

@@ -6,8 +6,13 @@
 
 class User {
   constructor(options) {
+    this.username = options.username;
+    this.password = options.password;
     // set a username and password property on the user object that is created
   }
+  checkPassword(passwordToCompare) {
+    return this.password === passwordToCompare;
+  }
   // create a method on the User class called `checkPassword`
   // this method should take in a string and compare it to the object's password property
   // return `true` if they match, otherwise return `false`
@@ -16,24 +21,31 @@ class User {
 const me = new User({
   username: 'LambdaSchool',
   password: 'correcthorsebatterystaple',
+  checkPassword(passwordToCompare) {
+    return this.password === passwordToCompare;
+  },
 });
 
 const result = me.checkPassword('correcthorsebatterystaple'); // should return `true`
 
+
 /* part 2 */
 
 const checkPassword = function comparePasswords(passwordToCompare) {
   // recreate the `checkPassword` method that you made on the `User` class
   // use `this` to access the object's `password` property.
   // do not modify this function's parameters
   // note that we use the `function` keyword and not `=>`
+  return Object.prototype.call(User.checkPassword).apply(passwordToCompare);
 };
 
 // invoke `checkPassword` on `me` by explicitly setting the `this` context
 // use .call, .apply, and .bind
 
 // .call
-
+checkPassword.call(me, 'correcthorsebatterystaple');
 // .apply
-
+checkPassword.apply(me, 'correcthorsebatterystaple');
 // .bind
+const boundPasswordCheck = checkPassword.bind(me);
+boundPasswordCheck('correcthorsebatterystaple');

yarn-error.log

@@ -0,0 +1,65 @@
+Arguments: 
+  C:\Program Files\nodejs\node.exe C:\Users\kaitl\AppData\Roaming\npm\node_modules\yarn\bin\yarn.js i
+
+PATH: 
+  C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Program Files (x86)\NVIDIA Corporation\PhysX\Common;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\Program Files\Git\cmd;C:\Program Files\nodejs\;C:\Users\kaitl\AppData\Local\Microsoft\WindowsApps;;C:\Program Files\Microsoft VS Code\bin;C:\Users\kaitl\AppData\Roaming\npm
+
+Yarn version: 
+  1.5.1
+
+Node version: 
+  8.9.4
+
+Platform: 
+  win32 x64
+
+npm manifest: 
+  {
+    "name": "javascript-ii",
+    "version": "1.0.0",
+    "description": "JavaScript II",
+    "main": "index.js",
+    "scripts": {
+      "test": "eslint tests/*.test.js && eslint src/*.js && jest --verbose",
+      "test:watch": "npm test -- --watch"
+    },
+    "author": "Ben Nelson",
+    "license": "ISC",
+    "repository": {
+      "type": "git",
+      "url": "git+https://github.com/LambdaSchool/javascript-ii.git"
+    },
+    "devDependencies": {
+      "babel-jest": "^19.0.0",
+      "eslint": "^3.17.1",
+      "eslint-config-airbnb-base": "^11.1.3",
+      "eslint-plugin-import": "^2.2.0",
+      "jest": "^19.0.2",
+      "regenerator-runtime": "^0.10.3"
+    },
+    "dependencies": {
+      "babel-preset-es2015": "^6.24.0",
+      "eslint-config-airbnb": "^14.1.0",
+      "eslint-plugin-jsx-a11y": "^3.0.2 || ^4.0.0",
+      "eslint-plugin-react": "6.9.0"
+    }
+  }
+
+yarn manifest: 
+  No manifest
+
+Lockfile: 
+  No lockfile
+
+Trace: 
+  Error: Command "i" not found.
+      at new MessageError (C:\Users\kaitl\AppData\Roaming\npm\node_modules\yarn\lib\cli.js:186:110)
+      at C:\Users\kaitl\AppData\Roaming\npm\node_modules\yarn\lib\cli.js:87307:17
+      at Generator.next (<anonymous>)
+      at step (C:\Users\kaitl\AppData\Roaming\npm\node_modules\yarn\lib\cli.js:98:30)
+      at C:\Users\kaitl\AppData\Roaming\npm\node_modules\yarn\lib\cli.js:116:14
+      at new Promise (<anonymous>)
+      at new F (C:\Users\kaitl\AppData\Roaming\npm\node_modules\yarn\lib\cli.js:23451:28)
+      at C:\Users\kaitl\AppData\Roaming\npm\node_modules\yarn\lib\cli.js:95:12
+      at runCommand (C:\Users\kaitl\AppData\Roaming\npm\node_modules\yarn\lib\cli.js:87312:22)
+      at Object.<anonymous> (C:\Users\kaitl\AppData\Roaming\npm\node_modules\yarn\lib\cli.js:87412:14)