Improving commenting and format files

Author: ChrisOwen101

exercises/D-predicates/exercise.js

@@ -6,14 +6,10 @@
 */
 
 // Finish the predicate function to test if the passed number is negative (less than zero)
-function isNegative(number) {
-
-}
+function isNegative(number) {}
 
 // Finish the predicate function to test if the passed number is between 0 and 10
-function isBetweenZeroAnd10(number) {
-
-}
+function isBetweenZeroAnd10(number) {}
 
 /* 
   DO NOT EDIT BELOW THIS LINE
@@ -32,4 +28,3 @@ console.log("Is the number between 0 and 10? " + numberBetweenZeroAnd10);
   Is the number negative? false
   Is the number between 0 and 10? true
 */
-

exercises/F-logical-operators/exercise.js

@@ -27,10 +27,7 @@ var cssOrHtmlAbove5;
 console.log("Is Html knowledge above 5?", htmlLevelAbove5);
 console.log("Is CSS knowledge above 5?", cssLevelAbove5);
 console.log("Is Html And CSS knowledge above 5?", cssAndHtmlAbove5);
-console.log(
-  "Is either Html or CSS knowledge above 5?",
-  cssOrHtmlAbove5
-);
+console.log("Is either Html or CSS knowledge above 5?", cssOrHtmlAbove5);
 
 /* 
   EXPECTED RESULT

exercises/G-conditionals-2/exercise-1.js

@@ -6,9 +6,7 @@
   - if number is more or equal to zero, return the word "positive"
 */
 
-function negativeOrPositive(number) {
-
-}
+function negativeOrPositive(number) {}
 
 /* 
   DO NOT EDIT BELOW THIS LINE

exercises/G-conditionals-2/exercise-2.js

@@ -7,9 +7,7 @@
 
 */
 
-function studentPassed(grade) {
-
-}
+function studentPassed(grade) {}
 
 /* 
 DO NOT EDIT BELOW THIS LINE
@@ -18,9 +16,9 @@ var grade1 = 49;
 var grade2 = 50;
 var grade3 = 100;
 
-console.log("'" + grade1 + "': " + studentPassed(grade1))
-console.log("'" + grade2 + "': " + studentPassed(grade2))
-console.log("'" + grade3 + "': " + studentPassed(grade3))
+console.log("'" + grade1 + "': " + studentPassed(grade1));
+console.log("'" + grade2 + "': " + studentPassed(grade2));
+console.log("'" + grade3 + "': " + studentPassed(grade3));
 
 /* 
 EXPECTED RESULT

exercises/G-conditionals-2/exercise-3.js

@@ -8,9 +8,7 @@
   - Otherwise the grade is "F"
 */
 
-function calculateGrade(mark) {
-
-}
+function calculateGrade(mark) {}
 
 /* 
 DO NOT EDIT BELOW THIS LINE
@@ -25,7 +23,7 @@ console.log("'" + grade2 + "': " + calculateGrade(grade2));
 console.log("'" + grade3 + "': " + calculateGrade(grade3));
 console.log("'" + grade4 + "': " + calculateGrade(grade4));
 
-  /* 
+/* 
   EXPECTED RESULT
   ---------------
   '49': F

exercises/G-conditionals-2/exercise-4.js

@@ -8,9 +8,7 @@
   Hint: Google how to check if a string contains a word
 */
 
-function containsCode(sentence) {
-
-}
+function containsCode(sentence) {}
 
 /* 
 DO NOT EDIT BELOW THIS LINE
@@ -19,11 +17,11 @@ var sentence1 = "code your future";
 var sentence2 = "draw your future";
 var sentence3 = "design your future";
 
-console.log("'" + sentence1 + "': " + containsCode(sentence1))
-console.log("'" + sentence2 + "': " + containsCode(sentence2))
-console.log("'" + sentence3 + "': " + containsCode(sentence3))
+console.log("'" + sentence1 + "': " + containsCode(sentence1));
+console.log("'" + sentence2 + "': " + containsCode(sentence2));
+console.log("'" + sentence3 + "': " + containsCode(sentence3));
 
-    /* 
+/* 
     EXPECTED RESULT
     ---------------
     'code your future': true

extra/1-radio-stations.js

@@ -26,7 +26,6 @@
  */
 // `getStations` goes here
 
-
 /* ======= TESTS - DO NOT MODIFY ======= */
 
 function getAvailableStations() {
@@ -36,10 +35,10 @@ function getAvailableStations() {
     const stationCount = 4;
     getAvailableStations.stations = new Array(stationCount)
       .fill(undefined)
-      .map(function() {
+      .map(function () {
         return Math.floor(Math.random() * (108 - 87 + 1) + 87);
       })
-      .sort(function(frequencyA, frequencyB) {
+      .sort(function (frequencyA, frequencyB) {
         return frequencyA - frequencyB;
       });
   }
@@ -64,7 +63,7 @@ function test(testName, fn) {
   }
 }
 
-test("getAllFrequencies() returns all frequencies between 87 and 108", function() {
+test("getAllFrequencies() returns all frequencies between 87 and 108", function () {
   const frequencies = getAllFrequencies();
   assert.deepStrictEqual(frequencies, [
     87,
@@ -88,7 +87,7 @@ test("getAllFrequencies() returns all frequencies between 87 and 108", function(
     105,
     106,
     107,
-    108
+    108,
   ]);
 });
 

mandatory/1-fix-functions.js

@@ -1,5 +1,14 @@
-// The below functions are syntactically correct but not outputting the right results.
-// Look at the tests and see how you can fix them.
+/* Fix Functions
+
+  Aim: to understand the change code inside functions 
+
+  See the below functions. They are syntactically correct but are not outputting the right results.
+
+  Run the tests and see how you can fix them.
+
+  NOTE:Only make edits inside the function
+
+*/
 
 function mood() {
   let isHappy = true;
@@ -42,7 +51,7 @@ function get3rdIndex(arr) {
 
 /* ======= TESTS - DO NOT MODIFY ===== */
 
-const util = require('util');
+const util = require("util");
 
 function test(test_name, actual, expected) {
   let status;
@@ -57,7 +66,9 @@ function test(test_name, actual, expected) {
   if (isEqual) {
     status = "PASSED";
   } else {
-    status = `FAILED: expected: ${util.inspect(expected)} but your function returned: ${util.inspect(actual)}`;
+    status = `FAILED: expected: ${util.inspect(
+      expected
+    )} but your function returned: ${util.inspect(actual)}`;
   }
 
   console.log(`${test_name}: ${status}`);
@@ -79,25 +90,32 @@ test("mood function works for true", mood(true), "I am happy");
 test("mood function works for false", mood(false), "I am not happy");
 test(
   "greaterThanTen function works for 11",
-  greaterThan10(11), "num is greater than 10"
+  greaterThan10(11),
+  "num is greater than 10"
 );
 test(
   "greaterThanTen function works for 10",
-  greaterThan10(10), "num is not big enough"
+  greaterThan10(10),
+  "num is not big enough"
 );
 test(
   "greaterThanTen function works for 9",
-  greaterThan10(9), "num is not big enough"
-);
-test(
-  "sortArray function works",
-  sortArray(["a", "n", "c", "e", "z", "f"]), ["a", "c", "e", "f", "n", "z"]
+  greaterThan10(9),
+  "num is not big enough"
 );
+test("sortArray function works", sortArray(["a", "n", "c", "e", "z", "f"]), [
+  "a",
+  "c",
+  "e",
+  "f",
+  "n",
+  "z",
+]);
 
 let numbers = [1, 2, 3, 4, 5, 6, 7, 8];
 test("first5 function works", first5(numbers), [1, 2, 3, 4, 5]);
 if (!arraysEqual(numbers, [1, 2, 3, 4, 5, 6, 7, 8])) {
-  console.log("PROBLEM: first5 changed its input array - it shouldn't!")
+  console.log("PROBLEM: first5 changed its input array - it shouldn't!");
 }
 
 test(

mandatory/2-function-creation.js

@@ -34,13 +34,11 @@ Write a function that:
 - numbers greater 100 must be replaced with 100
 */
 
-function formatPercentage(arr) {
-  
-}
+function formatPercentage(arr) {}
 
 /* ======= TESTS - DO NOT MODIFY ===== */
 
-const util = require('util');
+const util = require("util");
 
 function test(test_name, actual, expected) {
   let status;
@@ -55,7 +53,9 @@ function test(test_name, actual, expected) {
   if (isEqual) {
     status = "PASSED";
   } else {
-    status = `FAILED: expected: ${util.inspect(expected)} but your function returned: ${util.inspect(actual)}`;
+    status = `FAILED: expected: ${util.inspect(
+      expected
+    )} but your function returned: ${util.inspect(actual)}`;
   }
 
   console.log(`${test_name}: ${status}`);
@@ -75,12 +75,8 @@ function arraysEqual(a, b) {
 
 test(
   "tidyUpString function works - case 1",
-  tidyUpString(["/Daniel ", "irina ", " Gordon", "ashleigh "]), [
-    "daniel",
-    "irina",
-    "gordon",
-    "ashleigh"
-  ]
+  tidyUpString(["/Daniel ", "irina ", " Gordon", "ashleigh "]),
+  ["daniel", "irina", "gordon", "ashleigh"]
 );
 test(
   "tidyUpString function works - case 2",
@@ -94,28 +90,20 @@ test("validate function works - case 3", validate(17), false);
 test("validate function works - case 4", validate("Ten"), false);
 test("validate function works - case 5", validate(108), false);
 
-test(
-  "remove function works - case 1",
-  remove([10, 293, 292, 176, 29], 3), [10, 293, 292, 29]
-);
+test("remove function works - case 1", remove([10, 293, 292, 176, 29], 3), [
+  10,
+  293,
+  292,
+  29,
+]);
 test(
   "remove function works - case 2",
-  remove(["a", "b", "c", "d", "e", "f", "g"], 6), [
-    "a",
-    "b",
-    "c",
-    "d",
-    "e",
-    "f"
-  ]
+  remove(["a", "b", "c", "d", "e", "f", "g"], 6),
+  ["a", "b", "c", "d", "e", "f"]
 );
 
 test(
   "formatPercentage function works - case 1",
-  formatPercentage([23, 18.103, 187.2, 0.372]), [
-    "23%",
-    "18.1%",
-    "100%",
-    "0.37%"
-  ]
+  formatPercentage([23, 18.103, 187.2, 0.372]),
+  ["23%", "18.1%", "100%", "0.37%"]
 );

mandatory/3-playing-computer.js

@@ -18,11 +18,11 @@
 let x = 2;
 let a = 6;
 
-const f1 = function(a, b) {
+const f1 = function (a, b) {
   return a + b;
 };
 
-const f2 = function(a, b) {
+const f2 = function (a, b) {
   return a + b + x;
 };