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npm install and test:watch working ok #91

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d1247a1
npm install and test:watch working ok
JenVest2020 Apr 24, 2020
bbb5df1
passed first processLength function
JenVest2020 Apr 27, 2020
432e465
passed processLastItem function
JenVest2020 Apr 27, 2020
e251c7e
passed processSum function
JenVest2020 Apr 27, 2020
058384b
passed processProduct function
JenVest2020 Apr 27, 2020
957b31a
passed processDuplicateFree function twice
JenVest2020 Apr 27, 2020
0e57a97
passed lowerCaseStrings function
JenVest2020 Apr 27, 2020
6e1c142
passed isItAnApple through to stringSmash function
JenVest2020 Apr 27, 2020
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41 changes: 22 additions & 19 deletions index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -48,8 +48,8 @@ function processFirstItem(stringList, callback) {
* [2] Invoking `processLength` passing `[]` and `(num) => "There are " + num`,
* should return "There are 0".
*/
function processLength(/* CODE HERE */) {
/* CODE HERE */
function processLength(list, callback) {
return callback(list.length);
}

/**
Expand All @@ -66,8 +66,8 @@ function processLength(/* CODE HERE */) {
* Invoking `processLastItem` passing `['foo', 'bar']` and `(str) => str + str`,
* should return 'barbar'.
*/
function processLastItem(/* CODE HERE */) {
/* CODE HERE */
function processLastItem(stringList, callback) {
return callback(stringList[stringList.length - 1]);
}

/**
Expand All @@ -88,8 +88,8 @@ function processLastItem(/* CODE HERE */) {
* [2] Invoking `processSum` passing `-5`, '-1', and `(num) => num + 1000`,
* should return 994.
*/
function processSum(/* CODE HERE */) {
/* CODE HERE */
function processSum(num1, num2, callback) {
return callback(num1 + num2);
}

/**
Expand All @@ -110,8 +110,8 @@ function processSum(/* CODE HERE */) {
* [2] Invoking `processProduct` passing 25 and 0 and `(num) => num + 1000`,
* should return 1000.
*/
function processProduct(/* CODE HERE */) {
/* CODE HERE */
function processProduct(num1, num2, callback) {
return callback(num1 * num2);
}

/**
Expand All @@ -132,8 +132,9 @@ function processProduct(/* CODE HERE */) {
* [2] Invoking `processDuplicateFree` passing `[1,1,2,2,3]` and `(arr) => arr.length`,
* should return 3.
*/
function processDuplicateFree(/* CODE HERE ONLY AFTER COMPLETING ALL OTHER TASKS */) {
/* CODE HERE ONLY AFTER COMPLETING ALL OTHER TASKS */
function processDuplicateFree(list, callback) {
let DupeFreeSet = new Set(list);
return callback(Array.from(DupeFreeSet));
}

/////////////// HIGHER-ORDER ARRAY METHODS ///////////////
Expand All @@ -155,8 +156,10 @@ function processDuplicateFree(/* CODE HERE ONLY AFTER COMPLETING ALL OTHER TASKS
*
* [2] Invoking `lowerCaseStrings` with `['a', 'b', 'c' ]` will return `[ 'a', 'b', 'c' ]`.
*/
function lowerCaseStrings(/* code here */) {
/* code here */
function lowerCaseStrings(strings) {
let LCstrings = [];
strings.forEach(strings => { LCstrings.push(strings.toLowerCase()) });
return LCstrings;
}

/**
Expand All @@ -174,8 +177,8 @@ function lowerCaseStrings(/* code here */) {
*
* [2] Invoking `isItAnApple` with `['a', 'b', 'c' ]` will return `[ false, false, false ]`.
*/
function isItAnApple(/* code here */) {
/* code here */
function isItAnApple(strings) {
return strings.map(strings => (strings === 'apple') ? true : false);
}

/**
Expand All @@ -194,8 +197,8 @@ function isItAnApple(/* code here */) {
*
* [2] Invoking `removeApple` with `['a', 'b', 'c' ]` will return `[ 'a', 'b', 'c' ]`.
*/
function removeApple(/* code here */) {
/* code here */
function removeApple(strings) {
return strings.filter(strings => strings != 'apple');
}

/**
Expand All @@ -213,8 +216,8 @@ function removeApple(/* code here */) {
*
* [2] Invoking `stringSmash` with `['a', 'b', 'c' ]` will return `abc`.
*/
function stringSmash(/* code here */) {
/* code here */
function stringSmash(strings) {
return strings.reduce((first, last) => first += last);
}

// A local community center is holding a fund raising 5k fun run and has invited
Expand Down Expand Up @@ -358,7 +361,7 @@ if (typeof exports !== 'undefined') {
if (processSum) { module.exports.processSum = processSum }
if (processProduct) { module.exports.processProduct = processProduct }
if (processDuplicateFree) { module.exports.processDuplicateFree = processDuplicateFree }
if (lowerCaseStrings ) { module.exports.lowerCaseStrings = lowerCaseStrings}
if (lowerCaseStrings) { module.exports.lowerCaseStrings = lowerCaseStrings }
if (isItAnApple) { module.exports.isItAnApple = isItAnApple }
if (removeApple) { module.exports.removeApple = removeApple }
if (stringSmash) { module.exports.stringSmash = stringSmash }
Expand Down