chore: Merge pull request #768 from lvlte/issues/720

Changes for consolidation

Conversions/ArbitraryBase.js

@@ -38,8 +38,13 @@ const convertArbitraryBase = (stringInBaseOne, baseOneCharacters, baseTwoCharact
   return stringInBaseTwo.replace(new RegExp(`^${baseTwoZero}+`), '')
 }
 
-(() => {
-  console.log(convertArbitraryBase('98', '0123456789', '01234567'))
-  console.log(convertArbitraryBase('98', '0123456789', 'abcdefgh'))
-  console.log(convertArbitraryBase('129', '0123456789', '01234567'))
-})()
+export { convertArbitraryBase }
+
+// > convertArbitraryBase('98', '0123456789', '01234567')
+// '142'
+
+// > convertArbitraryBase('98', '0123456789', 'abcdefgh')
+// 'bec'
+
+// > convertArbitraryBase('129', '0123456789', '01234567')
+// '201'

Conversions/BinaryToDecimal.js

@@ -1,14 +1,14 @@
-const binaryToDecimal = (binaryString) => {
+export const binaryToDecimal = (binaryString) => {
   let decimalNumber = 0
   const binaryDigits = binaryString.split('').reverse() // Splits the binary number into reversed single digits
   binaryDigits.forEach((binaryDigit, index) => {
     decimalNumber += binaryDigit * (Math.pow(2, index)) // Summation of all the decimal converted digits
   })
-  console.log(`Decimal of ${binaryString} is ${decimalNumber}`)
   return decimalNumber
 }
 
-(() => {
-  binaryToDecimal('111001')
-  binaryToDecimal('101')
-})()
+// > binaryToDecimal('111001')
+// 57
+
+// > binaryToDecimal('101')
+// 5

Conversions/DateDayDifference.js

@@ -38,4 +38,4 @@ const DateDayDifference = (date1, date2) => {
 
 // Example : DateDayDifference('17/08/2002', '10/10/2020') => 6630
 
-module.exports = DateDayDifference
+export { DateDayDifference }

Conversions/DateToDay.js

@@ -61,4 +61,4 @@ const DateToDay = (date) => {
 
 // Example : DateToDay("18/12/2020") => Friday
 
-module.exports = DateToDay
+export { DateToDay }

Conversions/DecimalToBinary.js

@@ -4,9 +4,16 @@ function decimalToBinary (num) {
     bin.unshift(num % 2)
     num >>= 1 // basically /= 2 without remainder if any
   }
-  console.log('The decimal in binary is ' + bin.join(''))
+  return bin.join('')
 }
 
-decimalToBinary(2)
-decimalToBinary(7)
-decimalToBinary(35)
+export { decimalToBinary }
+
+// > decimalToBinary(2)
+// '10'
+
+// > decimalToBinary(7)
+// '111'
+
+// > decimalToBinary(35)
+// '100011'

Conversions/DecimalToOctal.js

@@ -6,11 +6,22 @@ function decimalToOctal (num) {
     oct = oct + (r * Math.pow(10, c++))
     num = Math.floor(num / 8) // basically /= 8 without remainder if any
   }
-  console.log('The decimal in octal is ' + oct)
+  return oct
 }
 
-decimalToOctal(2)
-decimalToOctal(8)
-decimalToOctal(65)
-decimalToOctal(216)
-decimalToOctal(512)
+export { decimalToOctal }
+
+// > decimalToOctal(2)
+// 2
+
+// > decimalToOctal(8)
+// 10
+
+// > decimalToOctal(65)
+// 101
+
+// > decimalToOctal(216)
+// 330
+
+// > decimalToOctal(512)
+// 1000

Conversions/HexToDecimal.js

@@ -22,6 +22,10 @@ function hexToDecimal (hexNum) {
   }, 0)
 }
 
-// test cases
-console.log(hexToDecimal('5DE9A')) // 384666
-console.log(hexToDecimal('3D')) // 61
+export { hexToInt, hexToDecimal }
+
+// > hexToDecimal('5DE9A'))
+// 384666
+
+// > hexToDecimal('3D'))
+// 61

Conversions/HexToRGB.js

@@ -11,4 +11,7 @@ function hexStringToRGB (hexString) {
   return obj
 }
 
-console.log(hexStringToRGB('ffffff'))
+export { hexStringToRGB }
+
+// > hexStringToRGB('ffffff')
+// { r: 255, g: 255, b: 255 }

Conversions/LowerCaseConversion.js

@@ -32,4 +32,4 @@ const LowerCaseConversion = (inputString) => {
   return newString.join('')
 }
 
-module.exports = LowerCaseConversion
+export { LowerCaseConversion }

Conversions/OctToDecimal.js

@@ -10,6 +10,10 @@ function octalToDecimal (num) {
   return dec
 }
 
-// test cases
-console.log(octalToDecimal(56) === 46)
-console.log(octalToDecimal(2365) === 1269)
+export { octalToDecimal }
+
+// > octalToDecimal(56)
+// 46
+
+// > octalToDecimal(2365)
+// 1269

Conversions/RGBToHex.js

@@ -12,5 +12,10 @@ function RGBToHex (r, g, b) {
   return `#${toHex(r)}${toHex(g)}${toHex(b)}`
 }
 
-console.log(RGBToHex(255, 255, 255) === '#ffffff')
-console.log(RGBToHex(255, 99, 71) === '#ff6347')
+export { RGBToHex }
+
+// > RGBToHex(255, 255, 255)
+// '#ffffff'
+
+// > RGBToHex(255, 99, 71)
+// '#ff6347'

Conversions/RailwayTimeConversion.js

@@ -32,4 +32,4 @@ const RailwayTimeConversion = (timeString) => {
   }
 }
 
-module.exports = RailwayTimeConversion
+export { RailwayTimeConversion }

Conversions/RomanToDecimal.js

@@ -8,7 +8,7 @@ const values = {
   M: 1000
 }
 
-function romanToDecimal (romanNumber) {
+export function romanToDecimal (romanNumber) {
   let prev = ' '
 
   let sum = 0
@@ -32,7 +32,3 @@ function romanToDecimal (romanNumber) {
   }
   return sum
 }
-
-console.log(romanToDecimal('XXIIVV'))
-console.log(romanToDecimal('MDCCCIV'))
-console.log(romanToDecimal('XXIVI'))

Conversions/test/RomanToDecimal.test.js

@@ -0,0 +1,15 @@
+import { romanToDecimal } from '../RomanToDecimal'
+
+describe('romanToDecimal', () => {
+  it('XXIIVV', () => {
+    expect(romanToDecimal('XXIIVV')).toBe(28)
+  })
+
+  it('MDCCCIV', () => {
+    expect(romanToDecimal('MDCCCIV')).toBe(1804)
+  })
+
+  it('XXIVI', () => {
+    expect(romanToDecimal('XXIVI')).toBe(25)
+  })
+})