Cleanup

test/JSONToDate.test.js

@@ -5,5 +5,5 @@ test('JSONToDate is a Function', () => {
   expect(JSONToDate).toBeInstanceOf(Function);
 });
 test('JSONToDate returns the correct date string', () => {
-  expect(JSONToDate(/Date(1489525200000)/)).toBe("14/3/2017");
+  expect(JSONToDate(/Date(1489525200000)/)).toBe('14/3/2017');
 });

test/_30s.js

@@ -1,5 +1,5 @@
-const fs = typeof require !== "undefined" && require('fs');
-const crypto = typeof require !== "undefined" && require('crypto');
+const fs = typeof require !== 'undefined' && require('fs');
+const crypto = typeof require !== 'undefined' && require('crypto');
 
 const CSVToArray = (data, delimiter = ',', omitFirstRow = false) =>
   data
@@ -963,9 +963,9 @@ const reject = (pred, array) => array.filter((...args) => !pred(...args));
 const remove = (arr, func) =>
   Array.isArray(arr)
     ? arr.filter(func).reduce((acc, val) => {
-        arr.splice(arr.indexOf(val), 1);
-        return acc.concat(val);
-      }, [])
+      arr.splice(arr.indexOf(val), 1);
+      return acc.concat(val);
+    }, [])
     : [];
 const removeNonASCII = str => str.replace(/[^\x20-\x7E]/g, '');
 const renameKeys = (keysMap, obj) =>
@@ -1337,11 +1337,11 @@ const binarySearch = (arr, val, start = 0, end = arr.length - 1) => {
 const celsiusToFahrenheit = degrees => 1.8 * degrees + 32;
 const cleanObj = (obj, keysToKeep = [], childIndicator) => {
   Object.keys(obj).forEach(key => {
-    if (key === childIndicator) {
+    if (key === childIndicator)
       cleanObj(obj[key], keysToKeep, childIndicator);
-    } else if (!keysToKeep.includes(key)) {
+    else if (!keysToKeep.includes(key))
       delete obj[key];
-    }
+
   });
   return obj;
 };
@@ -1358,15 +1358,16 @@ const factors = (num, primes = false) => {
   let array = Array.from({ length: num - 1 })
     .map((val, i) => (num % (i + 2) === 0 ? i + 2 : false))
     .filter(val => val);
-  if (isNeg)
+  if (isNeg) {
     array = array.reduce((acc, val) => {
       acc.push(val);
       acc.push(-val);
       return acc;
     }, []);
+  }
   return primes ? array.filter(isPrime) : array;
 };
-const fahrenheitToCelsius = degrees => (degrees - 32) * 5/9;
+const fahrenheitToCelsius = degrees => (degrees - 32) * 5 / 9;
 const fibonacciCountUntilNum = num =>
   Math.ceil(Math.log(num * Math.sqrt(5) + 1 / 2) / Math.log((Math.sqrt(5) + 1) / 2));
 const fibonacciUntilNum = num => {
@@ -1377,9 +1378,9 @@ const fibonacciUntilNum = num => {
   );
 };
 const heronArea = (side_a, side_b, side_c) => {
-    const p = (side_a + side_b + side_c) / 2
-    return Math.sqrt(p * (p-side_a) * (p-side_b) * (p-side_c))
-  };
+  const p = (side_a + side_b + side_c) / 2;
+  return Math.sqrt(p * (p - side_a) * (p - side_b) * (p - side_c));
+};
 const howManyTimes = (num, divisor) => {
   if (divisor === 1 || divisor === -1) return Infinity;
   if (divisor === 0) return 0;
@@ -1399,8 +1400,8 @@ const httpDelete = (url, callback, err = console.error) => {
 };
 const httpPut = (url, data, callback, err = console.error) => {
   const request = new XMLHttpRequest();
-  request.open("PUT", url, true);
-  request.setRequestHeader('Content-type','application/json; charset=utf-8');
+  request.open('PUT', url, true);
+  request.setRequestHeader('Content-type', 'application/json; charset=utf-8');
   request.onload = () => callback(request);
   request.onerror = () => err(request);
   request.send(data);
@@ -1411,13 +1412,13 @@ const isArmstrongNumber = digits =>
   );
 const isSimilar = (pattern, str) =>
   [...str].reduce(
-      (matchIndex, char) =>
-          char.toLowerCase() === (pattern[matchIndex] || '').toLowerCase()
-              ? matchIndex + 1
-              : matchIndex,
-      0
+    (matchIndex, char) =>
+      char.toLowerCase() === (pattern[matchIndex] || '').toLowerCase()
+        ? matchIndex + 1
+        : matchIndex,
+    0
   ) === pattern.length;
-const kmphToMph = (kmph) => 0.621371192 * kmph;
+const kmphToMph = kmph => 0.621371192 * kmph;
 const levenshteinDistance = (string1, string2) => {
   if (string1.length === 0) return string2.length;
   if (string2.length === 0) return string1.length;
@@ -1429,9 +1430,9 @@ const levenshteinDistance = (string1, string2) => {
     .map((x, i) => i);
   for (let i = 1; i <= string2.length; i++) {
     for (let j = 1; j <= string1.length; j++) {
-      if (string2[i - 1] === string1[j - 1]) {
+      if (string2[i - 1] === string1[j - 1])
         matrix[i][j] = matrix[i - 1][j - 1];
-      } else {
+      else {
         matrix[i][j] = Math.min(
           matrix[i - 1][j - 1] + 1,
           matrix[i][j - 1] + 1,
@@ -1442,16 +1443,16 @@ const levenshteinDistance = (string1, string2) => {
   }
   return matrix[string2.length][string1.length];
 };
-const mphToKmph = (mph) => 1.6093440006146922 * mph;
+const mphToKmph = mph => 1.6093440006146922 * mph;
 const pipeLog = data => console.log(data) || data;
 const quickSort = ([n, ...nums], desc) =>
   isNaN(n)
     ? []
     : [
-        ...quickSort(nums.filter(v => (desc ? v > n : v <= n)), desc),
-        n,
-        ...quickSort(nums.filter(v => (!desc ? v > n : v <= n)), desc)
-      ];
+      ...quickSort(nums.filter(v => (desc ? v > n : v <= n)), desc),
+      n,
+      ...quickSort(nums.filter(v => (!desc ? v > n : v <= n)), desc)
+    ];
 const removeVowels = (str, repl = '') => str.replace(/[aeiou]/gi, repl);
 const solveRPN = rpn => {
   const OPERATORS = {
@@ -1469,14 +1470,14 @@ const solveRPN = rpn => {
       .filter(el => !/\s+/.test(el) && el !== '')
   ];
   solve.forEach(symbol => {
-    if (!isNaN(parseFloat(symbol)) && isFinite(symbol)) {
+    if (!isNaN(parseFloat(symbol)) && isFinite(symbol))
       stack.push(symbol);
-    } else if (Object.keys(OPERATORS).includes(symbol)) {
+    else if (Object.keys(OPERATORS).includes(symbol)) {
       const [a, b] = [stack.pop(), stack.pop()];
       stack.push(OPERATORS[symbol](parseFloat(b), parseFloat(a)));
-    } else {
+    } else
       throw `${symbol} is not a recognized symbol`;
-    }
+
   });
   if (stack.length === 1) return stack.pop();
   else throw `${rpn} is not a proper RPN. Please check it and try again`;
@@ -1489,4 +1490,4 @@ const speechSynthesis = message => {
 const squareSum = (...args) => args.reduce((squareSum, number) => squareSum + Math.pow(number, 2), 0);
 
 
-module.exports = {CSVToArray,CSVToJSON,JSONToFile,JSONtoCSV,RGBToHex,URLJoin,UUIDGeneratorBrowser,UUIDGeneratorNode,all,allEqual,any,approximatelyEqual,arrayToCSV,arrayToHtmlList,ary,atob,attempt,average,averageBy,bifurcate,bifurcateBy,bind,bindAll,bindKey,binomialCoefficient,bottomVisible,btoa,byteSize,call,capitalize,capitalizeEveryWord,castArray,chainAsync,chunk,clampNumber,cloneRegExp,coalesce,coalesceFactory,collectInto,colorize,compact,compose,composeRight,converge,copyToClipboard,countBy,countOccurrences,counter,createElement,createEventHub,currentURL,curry,dayOfYear,debounce,decapitalize,deepClone,deepFlatten,deepFreeze,defaults,defer,degreesToRads,delay,detectDeviceType,difference,differenceBy,differenceWith,dig,digitize,distance,drop,dropRight,dropRightWhile,dropWhile,elementContains,elementIsVisibleInViewport,elo,equals,escapeHTML,escapeRegExp,everyNth,extendHex,factorial,fibonacci,filterNonUnique,filterNonUniqueBy,findKey,findLast,findLastIndex,findLastKey,flatten,flattenObject,flip,forEachRight,forOwn,forOwnRight,formatDuration,fromCamelCase,functionName,functions,gcd,geometricProgression,get,getColonTimeFromDate,getDaysDiffBetweenDates,getImages,getMeridiemSuffixOfInteger,getScrollPosition,getStyle,getType,getURLParameters,groupBy,hammingDistance,hasClass,hasFlags,hashBrowser,hashNode,head,hexToRGB,hide,httpGet,httpPost,httpsRedirect,hz,inRange,indentString,indexOfAll,initial,initialize2DArray,initializeArrayWithRange,initializeArrayWithRangeRight,initializeArrayWithValues,initializeNDArray,insertAfter,insertBefore,intersection,intersectionBy,intersectionWith,invertKeyValues,is,isAbsoluteURL,isAfterDate,isAnagram,isArrayLike,isBeforeDate,isBoolean,isBrowser,isBrowserTabFocused,isDivisible,isDuplexStream,isEmpty,isEven,isFunction,isLowerCase,isNil,isNull,isNumber,isObject,isObjectLike,isPlainObject,isPrime,isPrimitive,isPromiseLike,isReadableStream,isSameDate,isSorted,isStream,isString,isSymbol,isTravisCI,isUndefined,isUpperCase,isValidJSON,isWritableStream,join,last,lcm,longestItem,lowercaseKeys,luhnCheck,mapKeys,mapObject,mapString,mapValues,mask,matches,matchesWith,maxBy,maxDate,maxN,median,memoize,merge,minBy,minDate,minN,mostPerformant,negate,nest,nodeListToArray,none,nthArg,nthElement,objectFromPairs,objectToPairs,observeMutations,off,offset,omit,omitBy,on,onUserInputChange,once,orderBy,over,overArgs,pad,palindrome,parseCookie,partial,partialRight,partition,percentile,permutations,pick,pickBy,pipeAsyncFunctions,pipeFunctions,pluralize,powerset,prefix,prettyBytes,primes,promisify,pull,pullAtIndex,pullAtValue,pullBy,radsToDegrees,randomHexColorCode,randomIntArrayInRange,randomIntegerInRange,randomNumberInRange,readFileLines,rearg,recordAnimationFrames,redirect,reduceSuccessive,reduceWhich,reducedFilter,reject,remove,removeNonASCII,renameKeys,reverseString,round,runAsync,runPromisesInSeries,sample,sampleSize,scrollToTop,sdbm,serializeCookie,setStyle,shallowClone,shank,show,shuffle,similarity,size,sleep,smoothScroll,sortCharactersInString,sortedIndex,sortedIndexBy,sortedLastIndex,sortedLastIndexBy,splitLines,spreadOver,stableSort,standardDeviation,stringPermutations,stripHTMLTags,sum,sumBy,sumPower,symmetricDifference,symmetricDifferenceBy,symmetricDifferenceWith,tail,take,takeRight,takeRightWhile,takeWhile,throttle,timeTaken,times,toCamelCase,toCurrency,toDecimalMark,toHash,toKebabCase,toOrdinalSuffix,toSafeInteger,toSnakeCase,toTitleCase,toggleClass,tomorrow,transform,triggerEvent,truncateString,truthCheckCollection,unary,uncurry,unescapeHTML,unflattenObject,unfold,union,unionBy,unionWith,uniqueElements,uniqueElementsBy,uniqueElementsByRight,uniqueSymmetricDifference,untildify,unzip,unzipWith,validateNumber,when,without,words,xProd,yesNo,zip,zipObject,zipWith,JSONToDate,binarySearch,celsiusToFahrenheit,cleanObj,collatz,countVowels,factors,fahrenheitToCelsius,fibonacciCountUntilNum,fibonacciUntilNum,heronArea,howManyTimes,httpDelete,httpPut,isArmstrongNumber,isSimilar,kmphToMph,levenshteinDistance,mphToKmph,pipeLog,quickSort,removeVowels,solveRPN,speechSynthesis,squareSum}
+module.exports = {CSVToArray, CSVToJSON, JSONToFile, JSONtoCSV, RGBToHex, URLJoin, UUIDGeneratorBrowser, UUIDGeneratorNode, all, allEqual, any, approximatelyEqual, arrayToCSV, arrayToHtmlList, ary, atob, attempt, average, averageBy, bifurcate, bifurcateBy, bind, bindAll, bindKey, binomialCoefficient, bottomVisible, btoa, byteSize, call, capitalize, capitalizeEveryWord, castArray, chainAsync, chunk, clampNumber, cloneRegExp, coalesce, coalesceFactory, collectInto, colorize, compact, compose, composeRight, converge, copyToClipboard, countBy, countOccurrences, counter, createElement, createEventHub, currentURL, curry, dayOfYear, debounce, decapitalize, deepClone, deepFlatten, deepFreeze, defaults, defer, degreesToRads, delay, detectDeviceType, difference, differenceBy, differenceWith, dig, digitize, distance, drop, dropRight, dropRightWhile, dropWhile, elementContains, elementIsVisibleInViewport, elo, equals, escapeHTML, escapeRegExp, everyNth, extendHex, factorial, fibonacci, filterNonUnique, filterNonUniqueBy, findKey, findLast, findLastIndex, findLastKey, flatten, flattenObject, flip, forEachRight, forOwn, forOwnRight, formatDuration, fromCamelCase, functionName, functions, gcd, geometricProgression, get, getColonTimeFromDate, getDaysDiffBetweenDates, getImages, getMeridiemSuffixOfInteger, getScrollPosition, getStyle, getType, getURLParameters, groupBy, hammingDistance, hasClass, hasFlags, hashBrowser, hashNode, head, hexToRGB, hide, httpGet, httpPost, httpsRedirect, hz, inRange, indentString, indexOfAll, initial, initialize2DArray, initializeArrayWithRange, initializeArrayWithRangeRight, initializeArrayWithValues, initializeNDArray, insertAfter, insertBefore, intersection, intersectionBy, intersectionWith, invertKeyValues, is, isAbsoluteURL, isAfterDate, isAnagram, isArrayLike, isBeforeDate, isBoolean, isBrowser, isBrowserTabFocused, isDivisible, isDuplexStream, isEmpty, isEven, isFunction, isLowerCase, isNil, isNull, isNumber, isObject, isObjectLike, isPlainObject, isPrime, isPrimitive, isPromiseLike, isReadableStream, isSameDate, isSorted, isStream, isString, isSymbol, isTravisCI, isUndefined, isUpperCase, isValidJSON, isWritableStream, join, last, lcm, longestItem, lowercaseKeys, luhnCheck, mapKeys, mapObject, mapString, mapValues, mask, matches, matchesWith, maxBy, maxDate, maxN, median, memoize, merge, minBy, minDate, minN, mostPerformant, negate, nest, nodeListToArray, none, nthArg, nthElement, objectFromPairs, objectToPairs, observeMutations, off, offset, omit, omitBy, on, onUserInputChange, once, orderBy, over, overArgs, pad, palindrome, parseCookie, partial, partialRight, partition, percentile, permutations, pick, pickBy, pipeAsyncFunctions, pipeFunctions, pluralize, powerset, prefix, prettyBytes, primes, promisify, pull, pullAtIndex, pullAtValue, pullBy, radsToDegrees, randomHexColorCode, randomIntArrayInRange, randomIntegerInRange, randomNumberInRange, readFileLines, rearg, recordAnimationFrames, redirect, reduceSuccessive, reduceWhich, reducedFilter, reject, remove, removeNonASCII, renameKeys, reverseString, round, runAsync, runPromisesInSeries, sample, sampleSize, scrollToTop, sdbm, serializeCookie, setStyle, shallowClone, shank, show, shuffle, similarity, size, sleep, smoothScroll, sortCharactersInString, sortedIndex, sortedIndexBy, sortedLastIndex, sortedLastIndexBy, splitLines, spreadOver, stableSort, standardDeviation, stringPermutations, stripHTMLTags, sum, sumBy, sumPower, symmetricDifference, symmetricDifferenceBy, symmetricDifferenceWith, tail, take, takeRight, takeRightWhile, takeWhile, throttle, timeTaken, times, toCamelCase, toCurrency, toDecimalMark, toHash, toKebabCase, toOrdinalSuffix, toSafeInteger, toSnakeCase, toTitleCase, toggleClass, tomorrow, transform, triggerEvent, truncateString, truthCheckCollection, unary, uncurry, unescapeHTML, unflattenObject, unfold, union, unionBy, unionWith, uniqueElements, uniqueElementsBy, uniqueElementsByRight, uniqueSymmetricDifference, untildify, unzip, unzipWith, validateNumber, when, without, words, xProd, yesNo, zip, zipObject, zipWith, JSONToDate, binarySearch, celsiusToFahrenheit, cleanObj, collatz, countVowels, factors, fahrenheitToCelsius, fibonacciCountUntilNum, fibonacciUntilNum, heronArea, howManyTimes, httpDelete, httpPut, isArmstrongNumber, isSimilar, kmphToMph, levenshteinDistance, mphToKmph, pipeLog, quickSort, removeVowels, solveRPN, speechSynthesis, squareSum};

test/bindAll.test.js

@@ -6,7 +6,7 @@ test('bindAll is a Function', () => {
 });
 var view = {
   label: 'docs',
-  click: function() {
+  click() {
     return 'clicked ' + this.label;
   }
 };

test/bindKey.test.js

@@ -6,7 +6,7 @@ test('bindKey is a Function', () => {
 });
 const freddy = {
   user: 'fred',
-  greet: function(greeting, punctuation) {
+  greet(greeting, punctuation) {
     return greeting + ' ' + this.user + punctuation;
   }
 };

test/celsiusToFahrenheit.test.js

@@ -6,21 +6,21 @@ test('celsiusToFahrenheit is a Function', () => {
 });
 
 test('0 Celsius is 32 Fahrenheit', () => {
-  expect(celsiusToFahrenheit(0)).toBe(32)
-})
+  expect(celsiusToFahrenheit(0)).toBe(32);
+});
 
 test('100 Celsius is 212 Fahrenheit', () => {
-	expect(celsiusToFahrenheit(100)).toBe(212)
-})
+  expect(celsiusToFahrenheit(100)).toBe(212);
+});
 
 test('-50 Celsius is -58 Fahrenheit', () => {
-	expect(celsiusToFahrenheit(-50)).toBe(-58)
-})
+  expect(celsiusToFahrenheit(-50)).toBe(-58);
+});
 
 test('1000 Celsius is 1832 Fahrenheit', () => {
-	expect(celsiusToFahrenheit(1000)).toBe(1832)
-})
+  expect(celsiusToFahrenheit(1000)).toBe(1832);
+});
 
 test('Not a number value is NaN', () => {
-	expect(celsiusToFahrenheit("Durr")).toBe(NaN)
-})
+  expect(celsiusToFahrenheit('Durr')).toBe(NaN);
+});

test/copyToClipboard.test.js

@@ -5,27 +5,27 @@ test('copyToClipboard is a Function', () => {
   expect(copyToClipboard).toBeInstanceOf(Function);
 });
 test('copyToClipboard does not throw errors', () => {
-  document.getSelection = function () {
+  document.getSelection = function() {
     return {
       rangeCount: 0,
       removeAllRanges() { return; },
       addRange(x) { return x; }
     };
-  }
-  document.execCommand = function (x) { return x; }
+  };
+  document.execCommand = function(x) { return x; };
 
   expect(copyToClipboard('hi')).toBe(undefined);
 });
 test('copyToClipboard does not throw errors', () => {
-  document.getSelection = function () {
+  document.getSelection = function() {
     return {
       rangeCount: 1,
-      getRangeAt(x) { return x+1; },
+      getRangeAt(x) { return x + 1; },
       removeAllRanges() { return; },
       addRange(x) { return x; }
     };
-  }
-  document.execCommand = function (x) { return x; }
+  };
+  document.execCommand = function(x) { return x; };
 
   expect(copyToClipboard('hi')).toBe(undefined);
 });

test/fahrenheitToCelsius.test.js

@@ -6,21 +6,21 @@ test('fahrenheitToCelsius is a Function', () => {
 });
 
 test('32 Fahrenheit is 0 Celsius', () => {
-	expect(fahrenheitToCelsius(32)).toBe(0)
-})
+  expect(fahrenheitToCelsius(32)).toBe(0);
+});
 
 test('212 Fahrenheit is 100 Celsius', () => {
-	expect(fahrenheitToCelsius(212)).toBe(100)
-})
+  expect(fahrenheitToCelsius(212)).toBe(100);
+});
 
 test('150 Fahrenheit is 65.55555555555556 Celsius', () => {
-	expect(fahrenheitToCelsius(150)).toBe(65.55555555555556)
-})
+  expect(fahrenheitToCelsius(150)).toBe(65.55555555555556);
+});
 
 test('1000 Fahrenheit is 537.7777777777778', () => {
-	expect(fahrenheitToCelsius(1000)).toBe(537.7777777777778)
-})
+  expect(fahrenheitToCelsius(1000)).toBe(537.7777777777778);
+});
 
 test('Not a number value is NaN', () => {
-	expect(fahrenheitToCelsius("Durr")).toBe(NaN)
-})
+  expect(fahrenheitToCelsius('Durr')).toBe(NaN);
+});

test/getColonTimeFromDate.test.js

@@ -7,4 +7,4 @@ test('getColonTimeFromDate is a Function', () => {
 test('Gets the time in the proper format.', () => {
   let date = new Date();
   expect(getColonTimeFromDate(date)).toEqual(date.toTimeString().slice(0, 8));
-});
+});

test/getImages.test.js

@@ -1,18 +1,18 @@
-const expect = require("expect");
-const {getImages} = require("./_30s.js");
-const jsdom = require("jsdom");
+const expect = require('expect');
+const {getImages} = require('./_30s.js');
+const jsdom = require('jsdom');
 const { JSDOM } = jsdom;
-const TEST_HTML = new JSDOM("<!DOCTYPE html><p>Hello world</p><img src=\"https://upload.wikimedia.org/wikipedia/en/1/12/Yellow_Smiley_Face.png\"></img>").window.document;
+const TEST_HTML = new JSDOM('<!DOCTYPE html><p>Hello world</p><img src="https://upload.wikimedia.org/wikipedia/en/1/12/Yellow_Smiley_Face.png"></img>').window.document;
 
-test("getImages is a Function", () => {
-    expect(getImages).toBeInstanceOf(Function);
+test('getImages is a Function', () => {
+  expect(getImages).toBeInstanceOf(Function);
 });
 
-test("getImages returns an Array", () => {
-    expect(getImages(TEST_HTML)).toBeInstanceOf(Array);
+test('getImages returns an Array', () => {
+  expect(getImages(TEST_HTML)).toBeInstanceOf(Array);
 });
 
-test("getImages removes duplicates from images Array", () => {
-    expect(getImages(TEST_HTML, false).length).toBeLessThanOrEqual(getImages(TEST_HTML, true).length);
-    expect(getImages(TEST_HTML, true)).toEqual(expect.arrayContaining(getImages(TEST_HTML, false)));
+test('getImages removes duplicates from images Array', () => {
+  expect(getImages(TEST_HTML, false).length).toBeLessThanOrEqual(getImages(TEST_HTML, true).length);
+  expect(getImages(TEST_HTML, true)).toEqual(expect.arrayContaining(getImages(TEST_HTML, false)));
 });

test/httpGet.test.js

@@ -9,4 +9,4 @@ test('httpGet does not throw errors', () => {
     httpGet('http://localhost', x => x, console.log);
     httpGet('http://localhost', x => x);
   }).not.toThrow(TypeError);
-});
+});

test/initializeNDArray.test.js

@@ -8,5 +8,5 @@ test('Initializes a n-D array with given data', () => {
   expect(initializeNDArray(1, 3)).toEqual([1, 1, 1]);
 });
 test('Initializes a n-D array with given data', () => {
-  expect(initializeNDArray(5, 2, 2, 2)).toEqual([[[5, 5], [5, 5]],[[5, 5], [5, 5]]]);
+  expect(initializeNDArray(5, 2, 2, 2)).toEqual([[[5, 5], [5, 5]], [[5, 5], [5, 5]]]);
 });

test/insertAfter.test.js

@@ -5,7 +5,7 @@ test('insertAfter is a Function', () => {
   expect(insertAfter).toBeInstanceOf(Function);
 });
 let e = document.createElement('div');
-e.setAttribute("id", "test");
+e.setAttribute('id', 'test');
 test('Does not throw error if the element exists', () => {
   expect(() => {
     insertAfter(e, '<span>test</span>');

test/insertBefore.test.js

@@ -5,7 +5,7 @@ test('insertBefore is a Function', () => {
   expect(insertBefore).toBeInstanceOf(Function);
 });
 let e = document.createElement('div');
-e.setAttribute("id", "test");
+e.setAttribute('id', 'test');
 test('Does not throw error if the element exists', () => {
   expect(() => {
     insertBefore(e, '<span>test</span>');

test/isPromiseLike.test.js

@@ -7,7 +7,7 @@ test('isPromiseLike is a Function', () => {
 test('Returns true for a promise-like object', () => {
   expect(
     isPromiseLike({
-      then: function() {
+      then() {
         return '';
       }
     })

test/isTravisCI.test.js

@@ -4,11 +4,12 @@ const {isTravisCI} = require('./_30s.js');
 test('isTravisCI is a Function', () => {
   expect(isTravisCI).toBeInstanceOf(Function);
 });
-if (isTravisCI())
+if (isTravisCI()) {
   test('Running on Travis, correctly evaluates', () => {
     expect(isTravisCI()).toBeTruthy();
   });
-else
+} else {
   test('Not running on Travis, correctly evaluates', () => {
     expect(isTravisCI()).toBeFalsy();
   });
+}

test/shank.test.js

@@ -1,21 +1,21 @@
-const expect = require("expect");
-const {shank} = require("./_30s.js");
+const expect = require('expect');
+const {shank} = require('./_30s.js');
 
-test("shank is a Function", () => {
+test('shank is a Function', () => {
   expect(shank).toBeInstanceOf(Function);
 });
 
 const names = ['alpha', 'bravo', 'charlie'];
 
-test("Returns an array with the added elements.", () => {
+test('Returns an array with the added elements.', () => {
   expect(shank(names, 1, 0, 'delta')).toEqual(['alpha', 'delta', 'bravo', 'charlie']);
 });
 
-test("Returns an array with the removed elements.", () => {
+test('Returns an array with the removed elements.', () => {
   expect(shank(names, 1, 1)).toEqual(['alpha', 'charlie']);
 });
 
-test("Does not mutate the original array", () => {
+test('Does not mutate the original array', () => {
   shank(names, 1, 0, 'delta');
   expect(names).toEqual(['alpha', 'bravo', 'charlie']);
 });

test/sumBy.test.js

@@ -9,4 +9,4 @@ test('Works with a callback.', () => {
 });
 test('Works with a property name.', () => {
   expect(sumBy([{ n: 4 }, { n: 2 }, { n: 8 }, { n: 6 }], 'n')).toBe(20);
-});
+});

test/triggerEvent.test.js

@@ -9,6 +9,6 @@ test('triggerEvent triggers an event', () => {
   let val = false;
   const fn = () => val = true;
   el.addEventListener('click', fn);
-  triggerEvent(el, 'click', {})
+  triggerEvent(el, 'click', {});
   expect(val).toBeTruthy();
 });