From 7b8126728aff18eb2f58b40b6b98e66de5200402 Mon Sep 17 00:00:00 2001
From: July Moss <july.x.moss@gmail.com>
Date: Wed, 24 Nov 2021 08:04:17 +0000
Subject: [PATCH 1/8] completed strings.js test

---
 src/strings.js | 36 ++++++++++++++++++++++++------------
 1 file changed, 24 insertions(+), 12 deletions(-)

diff --git a/src/strings.js b/src/strings.js
index ce02affa..de46c38d 100644
--- a/src/strings.js
+++ b/src/strings.js
@@ -1,25 +1,37 @@
-function sayHello (string) {
-  // your code here
+const sayHello = (word) => {
+  if (typeof word === 'string'){
+    return 'Hello, ' + word + '!';
+  }
 };
 
-function uppercase (string) {
-  // your code here
+const uppercase = (upperWord) => {
+  if (typeof upperWord === 'string'){
+    return upperWord.toUpperCase();
+  }
 };
 
-function lowercase (string) {
-  // your code here
+const lowercase = (lowerWord) => {
+  if (typeof lowerWord === 'string'){
+    return lowerWord.toLowerCase();
+  }
 };
 
-function countCharacters (string) {
-  // your code here
+const countCharacters = (countWord) => {
+  if (typeof countWord === 'string'){
+    return countWord.length;
+  }
 };
 
-function firstCharacter (string) {
-  // your code here
+const firstCharacter = (firstAlp) => {
+  if (typeof firstAlp === 'string'){
+    return firstAlp[0];
+  }
 };
 
-function firstCharacters (string, n) {
-  // your code here
+const firstCharacters = (string, n) => {
+  if (typeof string === 'string'){
+    return string.slice(0, n);
+  }
 };
 
 module.exports = {

From 33625c238c4f1a7069000308fffb16082f8af5b4 Mon Sep 17 00:00:00 2001
From: July Moss <july.x.moss@gmail.com>
Date: Wed, 24 Nov 2021 09:03:13 +0000
Subject: [PATCH 2/8] completed numbers.js test

---
 src/numbers.js | 99 +++++++++++++++++++++++++++++++-------------------
 1 file changed, 61 insertions(+), 38 deletions(-)

diff --git a/src/numbers.js b/src/numbers.js
index d3eab646..a0ece0b2 100644
--- a/src/numbers.js
+++ b/src/numbers.js
@@ -1,57 +1,80 @@
-function add (a, b) {
-  // your code here
-}
+const add = (a, b) => {
+  if (typeof a === 'number' && typeof b === 'number'){
+    return a + b;
+  }
+};
 
-function subtract (a, b) {
-  // your code here
-}
+const subtract = (a, b) => {
+  if (typeof a === 'number' && typeof b === 'number'){
+    return a - b;
+  }
+};
 
-function multiply (a, b) {
-  // your code here
+const multiply = (a, b) => {
+  if (typeof a === 'number' && typeof b === 'number'){
+    return a * b;
+  }
+};
+const divide = (a, b) => {
+  if (typeof a === 'number' && typeof b === 'number'){
+    return a / b;
+  }
 }
 
-function divide (a, b) {
-  // your code here
+const power = (a, b) => {
+  if (typeof a === 'number' && typeof b === 'number'){
+    return a ** b;
+  }
 }
 
-function power (a, b) {
-  // your code here
+const round = (a) => {
+  if (typeof a === 'number'){
+    return Math.round(a);
+  }
 }
 
-function round (a) {
-  // your code here
+const roundUp = (a) => {
+  if (typeof a === 'number'){
+    return Math.ceil(a);
+  }
 }
 
-function roundUp (a) {
-  // your code here
+const roundDown = (a) => {
+  if (typeof a === 'number'){
+    return Math.floor(a);
+  }
 }
 
-function roundDown (a) {
-  // your code here
+const absolute = (a) => {
+  if (typeof a === 'number'){
+    return Math.abs(a);
+  }
 }
 
-function absolute (a) {
-  // your code here
+const quotient = (a, b) => {
+  if (typeof a === 'number' && typeof b === 'number' && a >= 0){
+    return Math.floor(a / b);
+  }else if (typeof a === 'number' && typeof b === 'number' && a < 0){
+    return Math.ceil(a / b);
+  }
 }
 
-function quotient (a, b) {
-  // your code here
-}
-
-function remainder (a, b) {
-  // your code here
+const remainder = (a, b) => {
+  if (typeof a === 'number' && typeof b === 'number'){
+    return a % b;
+  }
 }
 
 module.exports = {
-  add,
-  subtract,
-  multiply,
-  divide,
-  power,
-  round,
-  roundUp,
-  roundDown,
-  absolute,
-  quotient,
-  remainder
-}
+add,
+subtract,
+multiply,
+divide,
+power,
+round,
+roundUp,
+roundDown,
+absolute,
+quotient,
+remainder 
+}
\ No newline at end of file

From 0b71e58e2681112e19f462beb7d0e360e46ee25a Mon Sep 17 00:00:00 2001
From: July Moss <july.x.moss@gmail.com>
Date: Fri, 26 Nov 2021 13:21:24 +0000
Subject: [PATCH 3/8] completed booleans.js test

---
 src/booleans.js | 133 +++++++++++++++++++++++++++++++++++++-----------
 1 file changed, 103 insertions(+), 30 deletions(-)

diff --git a/src/booleans.js b/src/booleans.js
index 5ff6cb55..ca25c383 100644
--- a/src/booleans.js
+++ b/src/booleans.js
@@ -1,61 +1,134 @@
-function negate(a) {
-  // your code here
+const negate = (a) => {
+  if (typeof a === 'boolean'){
+    return !a;
+  }
 };
 
-function both(a, b) {
-  // your code here
+const both = (a, b) => {
+  if (a === true && b === true){
+    return true;
+  }else if(a === true && b === false){
+    return false;
+  }else if (a === false && b === true){
+    return false;
+  }else{
+    return false;
+  }
 };
 
-function either(a, b) {
-  // your code here
+const either = (a, b) => {
+  if (a === true || b === true){
+    return true;
+  }else if (a === false || b === false){
+    return false;
+  }
 };
 
-function none(a, b) {
-  // your code here
+const none = (a, b) => {
+  if (a === true && b === true){
+    return false;
+  }else if(a === true && b === false){
+    return false;
+  }else if (a === false && b === true){
+    return false;
+  }else{
+    return true;
+  }
 };
 
-function one(a, b) {
-  // your code here
+const one = (a, b) => {
+  if (a === true && b === true){
+    return false;
+  }else if(a === true && b === false){
+    return true;
+  }else if (a === false && b === true){
+    return true;
+  }else{
+    return false;
+  }
 };
 
-function truthiness(a) {
-  // your code here
+const truthiness = (a) => {
+  if(a){
+    return true;
+  }else{
+    return false;
+  }
 };
 
-function isEqual(a, b) {
-  // your code here
+const isEqual = (a, b) => {
+  if (a === b){
+    return true;
+  }else{
+    return false;
+  }
 };
 
-function isGreaterThan(a, b) {
-  // your code here
+const isGreaterThan = (a, b) => {
+  if (a > b){
+    return true;
+  }else{
+    return false;
+  }
 };
 
-function isLessThanOrEqualTo(a, b) {
-  // your code here
+const isLessThanOrEqualTo = (a, b) => {
+  if (a <= b){
+    return true;
+  }else{
+    return false;
+  }
 };
 
-function isOdd(a) {
-  // your code here
+const isOdd = (a) => {
+  if (a % 2 === 1){
+    return true;
+  }else{
+    return false;
+  }
 };
 
-function isEven(a) {
-  // your code here
+const isEven = (a) => {
+  if (a % 2 === 0){
+    return true;
+  }else{
+    return false;
+  }
 };
 
-function isSquare(a) {
-  // your code here
+const isSquare = (a) => {
+  if (a >=0 && Math.sqrt(a) % 1 === 0){
+    return true;
+  }else{
+    return false;
+  }
 };
 
-function startsWith(char, string) {
-  // your code here
+const startsWith = (char, string) => {
+  if (string.startsWith(char) === true){
+    return true;
+  }else{
+    return false;
+  }
 };
 
-function containsVowels(string) {
-  // your code here
+const containsVowels = (string) => {
+  const vowels = ["a", "e", "i", "o", "u", "A", "E", "I", "O", "U"];
+  
+  for (let i = 0; i < string.length; i++){
+    if (vowels.includes(string[i])){
+      return true;
+    }
+  }
+  return false;
 };
 
-function isLowerCase(string) {
-  // your code here
+const isLowerCase = (string) => {
+  if (string === string.toLowerCase()){
+    return true;
+  }else{
+    return false;
+  }
 };
 
 module.exports = {

From 88a8c68fca690456f26aa41f8ddf2da33a521edf Mon Sep 17 00:00:00 2001
From: July Moss <july.x.moss@gmail.com>
Date: Mon, 29 Nov 2021 23:07:37 +0000
Subject: [PATCH 4/8] completed arrays.js test

---
 src/arrays.js | 24 +++++++++++++++++++++---
 1 file changed, 21 insertions(+), 3 deletions(-)

diff --git a/src/arrays.js b/src/arrays.js
index 822c49b7..564581a1 100644
--- a/src/arrays.js
+++ b/src/arrays.js
@@ -1,61 +1,79 @@
+const array = ['cat', 'dog', 'elephant', 'fox'];
 const getNthElement = (index, array) => {
-  // your code here
+  return array[index % array.length];
 };
 
+
 const arrayToCSVString = array => {
   // your code here
+  return array.toString();
 };
 
 const csvStringToArray = string => {
   // your code here
+  return string.split(',');
 };
 
 const addToArray = (element, array) => {
   // your code here
+  console.log(array.push(element));
 };
 
 const addToArray2 = (element, array) => {
   // your code here
+  return array.concat(element);
 };
 
 const removeNthElement = (index, array) => {
   // your code here
+  return array.splice(index, 1);
 };
 
 const numbersToStrings = numbers => {
   // your code here
+  return numbers.map(String);
 };
 
 const uppercaseWordsInArray = strings => {
   // your code here
+  return strings.map(string => string.toUpperCase());
 };
 
 const reverseWordsInArray = strings => {
   // your code here
+  return strings.map(string => string.split('').reverse().join(''));
 };
 
 const onlyEven = numbers => {
   // your code here
+  return numbers.filter(x => x % 2 === 0);
 };
 
 const removeNthElement2 = (index, array) => {
   // your code here
-};
+  const newArray = [...array];
+  newArray.splice(index, 1);
+  return newArray;
+}
 
 const elementsStartingWithAVowel = strings => {
   // your code here
-};
+  return strings.filter(string => (string.match(/^[aeiou]/gi)));
+}
 
 const removeSpaces = string => {
   // your code here
+  return string.replace(/\s+/g, '');
 };
 
 const sumNumbers = numbers => {
   // your code here
+  return numbers.reduce((total, current) => total + current, 0)
 };
 
 const sortByLastLetter = strings => {
   // your code here
+  return strings.sort((x, y) => x.charCodeAt(x.length - 1) - y.charCodeAt(y.length - 1));
 };
 
 module.exports = {

From 7900057d64ed03a866f0a83949ed4013f85d629b Mon Sep 17 00:00:00 2001
From: July Moss <july.x.moss@gmail.com>
Date: Tue, 30 Nov 2021 00:09:15 +0000
Subject: [PATCH 5/8] completed objects.js test

---
 src/objects.js | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/src/objects.js b/src/objects.js
index 906eef8f..3137721d 100644
--- a/src/objects.js
+++ b/src/objects.js
@@ -1,41 +1,59 @@
 const createPerson = (name, age) => {
   // your code here
+  this.name = name;
+  this.age = age;
+  return this;
 };
 
 const getName = object => {
   // your code here
+  return object.name;
 };
 
 const getProperty = (property, object) => {
   // your code here
+  return object[property];
 };
 
 const hasProperty = (property, object) => {
   // your code here
+  return object[property]? true : false;
 };
 
 const isOver65 = person => {
   // your code here
+  return person.age > 65? true : false;
 };
 
 const getAges = people => {
   // your code here
+  return people.map(ageArray => ageArray.age);
 };
 
 const findByName = (name, people) => {
   // your code here
+  return people.find(person => person.name === name);
 };
 
 const findHondas = cars => {
   // your code here
+  return cars.filter(carModel => carModel.manufacturer === 'Honda');
 };
 
 const averageAge = people => {
   // your code here
+  return people.reduce((a,b) => a + b.age, 0) / people.length;
 };
 
 const createTalkingPerson = (name, age) => {
   // your code here
+  return {
+    name: name,
+    age: age,
+    introduce: stranger => {
+      return `Hi ${stranger}, my name is ${name} and I am ${age}!`;
+    }
+    };
 };
 
 module.exports = {

From 6eafa751fa22b7be77e9331dae57ac4542333aa1 Mon Sep 17 00:00:00 2001
From: July Moss <july.x.moss@gmail.com>
Date: Tue, 30 Nov 2021 00:17:07 +0000
Subject: [PATCH 6/8] refactored numbers.js

---
 src/numbers.js | 69 +++++++++-----------------------------------------
 1 file changed, 12 insertions(+), 57 deletions(-)

diff --git a/src/numbers.js b/src/numbers.js
index a0ece0b2..a06be0e0 100644
--- a/src/numbers.js
+++ b/src/numbers.js
@@ -1,69 +1,24 @@
-const add = (a, b) => {
-  if (typeof a === 'number' && typeof b === 'number'){
-    return a + b;
-  }
-};
+const add = (a, b) => a + b;
 
-const subtract = (a, b) => {
-  if (typeof a === 'number' && typeof b === 'number'){
-    return a - b;
-  }
-};
+const subtract = (a, b) => a - b;
 
-const multiply = (a, b) => {
-  if (typeof a === 'number' && typeof b === 'number'){
-    return a * b;
-  }
-};
-const divide = (a, b) => {
-  if (typeof a === 'number' && typeof b === 'number'){
-    return a / b;
-  }
-}
+const multiply = (a, b) => a * b;
 
-const power = (a, b) => {
-  if (typeof a === 'number' && typeof b === 'number'){
-    return a ** b;
-  }
-}
+const divide = (a, b) => a / b;
 
-const round = (a) => {
-  if (typeof a === 'number'){
-    return Math.round(a);
-  }
-}
+const power = (a, b) => a ** b;
 
-const roundUp = (a) => {
-  if (typeof a === 'number'){
-    return Math.ceil(a);
-  }
-}
+const round = (a) => Math.round(a);
 
-const roundDown = (a) => {
-  if (typeof a === 'number'){
-    return Math.floor(a);
-  }
-}
+const roundUp = (a) => Math.ceil(a);
 
-const absolute = (a) => {
-  if (typeof a === 'number'){
-    return Math.abs(a);
-  }
-}
+const roundDown = (a) => Math.floor(a);
 
-const quotient = (a, b) => {
-  if (typeof a === 'number' && typeof b === 'number' && a >= 0){
-    return Math.floor(a / b);
-  }else if (typeof a === 'number' && typeof b === 'number' && a < 0){
-    return Math.ceil(a / b);
-  }
-}
+const absolute = (a) => Math.abs(a);
 
-const remainder = (a, b) => {
-  if (typeof a === 'number' && typeof b === 'number'){
-    return a % b;
-  }
-}
+const quotient = (a, b) => Math.trunc(a / b);
+
+const remainder = (a, b) => a % b;
 
 module.exports = {
 add,

From d9f98111caeae49b05f596bd08be6d4a49e7d95b Mon Sep 17 00:00:00 2001
From: July Moss <july.x.moss@gmail.com>
Date: Tue, 30 Nov 2021 00:21:15 +0000
Subject: [PATCH 7/8] refactored strings.js

---
 src/strings.js | 36 ++++++------------------------------
 1 file changed, 6 insertions(+), 30 deletions(-)

diff --git a/src/strings.js b/src/strings.js
index de46c38d..84e11fe5 100644
--- a/src/strings.js
+++ b/src/strings.js
@@ -1,38 +1,14 @@
-const sayHello = (word) => {
-  if (typeof word === 'string'){
-    return 'Hello, ' + word + '!';
-  }
-};
+const sayHello = (string) => `Hello, ${string}!`;
 
-const uppercase = (upperWord) => {
-  if (typeof upperWord === 'string'){
-    return upperWord.toUpperCase();
-  }
-};
+const uppercase = (upperWord) => upperWord.toUpperCase();
 
-const lowercase = (lowerWord) => {
-  if (typeof lowerWord === 'string'){
-    return lowerWord.toLowerCase();
-  }
-};
+const lowercase = (lowerWord) => lowerWord.toLowerCase();
 
-const countCharacters = (countWord) => {
-  if (typeof countWord === 'string'){
-    return countWord.length;
-  }
-};
+const countCharacters = (countWord) => countWord.length;
 
-const firstCharacter = (firstAlp) => {
-  if (typeof firstAlp === 'string'){
-    return firstAlp[0];
-  }
-};
+const firstCharacter = (firstAlp) => firstAlp[0];
 
-const firstCharacters = (string, n) => {
-  if (typeof string === 'string'){
-    return string.slice(0, n);
-  }
-};
+const firstCharacters = (string, n) => string.slice(0, n);
 
 module.exports = {
   sayHello,

From 8c785c5a2415ab44901cad004554286173b2af20 Mon Sep 17 00:00:00 2001
From: July Moss <july.x.moss@gmail.com>
Date: Tue, 30 Nov 2021 00:34:40 +0000
Subject: [PATCH 8/8] refactored booleans.js

---
 src/booleans.js | 89 +++++++++++++++----------------------------------
 1 file changed, 26 insertions(+), 63 deletions(-)

diff --git a/src/booleans.js b/src/booleans.js
index ca25c383..4418f7dc 100644
--- a/src/booleans.js
+++ b/src/booleans.js
@@ -1,135 +1,98 @@
-const negate = (a) => {
-  if (typeof a === 'boolean'){
-    return !a;
-  }
-};
+const negate = (a) => !a;
 
 const both = (a, b) => {
-  if (a === true && b === true){
-    return true;
-  }else if(a === true && b === false){
-    return false;
-  }else if (a === false && b === true){
-    return false;
-  }else{
+  if (!a || !b) {
     return false;
   }
-};
+  return true;
+}
 
 const either = (a, b) => {
-  if (a === true || b === true){
+  if (a || b) {
     return true;
-  }else if (a === false || b === false){
-    return false;
   }
-};
-
+  return false;
+}
 const none = (a, b) => {
-  if (a === true && b === true){
-    return false;
-  }else if(a === true && b === false){
+  if (a || b) {
     return false;
-  }else if (a === false && b === true){
-    return false;
-  }else{
-    return true;
   }
-};
+  return true;
+}
 
 const one = (a, b) => {
-  if (a === true && b === true){
-    return false;
-  }else if(a === true && b === false){
-    return true;
-  }else if (a === false && b === true){
+  if ((a && !b) || (b && !a)) {
     return true;
-  }else{
-    return false;
   }
-};
+  return false;
+}
 
 const truthiness = (a) => {
   if(a){
     return true;
-  }else{
+  }
     return false;
   }
-};
 
 const isEqual = (a, b) => {
   if (a === b){
     return true;
-  }else{
+  }
     return false;
   }
-};
+
 
 const isGreaterThan = (a, b) => {
   if (a > b){
     return true;
-  }else{
+  }
     return false;
   }
-};
 
 const isLessThanOrEqualTo = (a, b) => {
   if (a <= b){
     return true;
-  }else{
+  }
     return false;
   }
-};
 
 const isOdd = (a) => {
   if (a % 2 === 1){
     return true;
-  }else{
+  }
     return false;
   }
-};
 
 const isEven = (a) => {
   if (a % 2 === 0){
     return true;
-  }else{
+  }
     return false;
   }
-};
 
 const isSquare = (a) => {
-  if (a >=0 && Math.sqrt(a) % 1 === 0){
+  if (Math.sqrt(a) % 1 === 0){
     return true;
-  }else{
+  }
     return false;
   }
-};
 
 const startsWith = (char, string) => {
   if (string.startsWith(char) === true){
     return true;
-  }else{
+  }
     return false;
   }
-};
 
-const containsVowels = (string) => {
-  const vowels = ["a", "e", "i", "o", "u", "A", "E", "I", "O", "U"];
-  
-  for (let i = 0; i < string.length; i++){
-    if (vowels.includes(string[i])){
-      return true;
-    }
-  }
-  return false;
-};
+
+const containsVowels = (string) => /[aeiou]/gi.test(string);
 
 const isLowerCase = (string) => {
   if (string === string.toLowerCase()){
     return true;
-  }else{
+  }
     return false;
   }
-};
 
 module.exports = {
   negate,