completed recursion and this projects

Nedu · Nedu · commit 63adbb8e8639 · 2018-03-21T23:01:54.000+01:00
diff --git a/package-lock.json b/package-lock.json
diff --git a/package.json b/package.json
@@ -12,7 +12,7 @@
   "repository": {
     "type": "git",
     "url": "git+https://github.com/LambdaSchool/javascript-ii.git"
-  },  
+  },
   "devDependencies": {
     "babel-jest": "^19.0.0",
     "eslint": "^3.17.1",
diff --git a/src/recursion.js b/src/recursion.js
@@ -3,17 +3,26 @@
 const nFibonacci = (n) => {
   // fibonacci sequence: 1 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`
+  const result = n - 1;
+  if (n === 0) {
+    return 1;
+  }
+  return n * nFactorial(result);
 };
 
 /* Extra Credit */
 const checkMatchingLeaves = (obj) => {
   // return true if every property on `obj` is the same
-  // otherwise return false
+  // otherwise return false 
 };
 
 /* eslint-enable no-unused-vars */
diff --git a/src/this.js b/src/this.js
@@ -7,10 +7,15 @@
 class User {
   constructor(options) {
     // set a username and password property on the user object that is created
+    this.username = options.username;
+    this.password = options.password;
   }
   // 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`
+  checkPassword(str) {
+    return str === this.password;
+  }
 }
 
 const me = new User({
@@ -27,13 +32,17 @@ const checkPassword = function comparePasswords(passwordToCompare) {
   // 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 passwordToCompare === this.password;
 };
 
 // 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
+checkPassword.bind(me, 'correcthorsebatterystaple');
