1 const crypto
= require('crypto')
4 * Generate a cryptographically secure random number in the [0,1[ range
8 function secureRandom () {
9 return crypto
.randomBytes(4).readUInt32LE() / 0x100000000
17 function generateRandomInteger (max
= Number
.MAX_SAFE_INTEGER
, min
= 0) {
19 throw new RangeError('Invalid interval')
22 if (min
!= null && min
!== 0) {
23 if (max
< min
|| min
< 0) {
24 throw new RangeError('Invalid interval')
27 return Math
.floor(secureRandom() * (max
- min
+ 1)) + min
29 return Math
.floor(secureRandom() * (max
+ 1))
37 function generateRandomIntegerArray (size
, max
= Number
.MAX_SAFE_INTEGER
) {
38 const integerArray
= []
39 for (let i
= 0; i
< size
; i
++) {
40 integerArray
.push(generateRandomInteger(max
))
49 async
function sleep (ms
) {
50 return new Promise(resolve
=> setTimeout(resolve
, ms
))
53 const LIST_FORMATTER
= new Intl
.ListFormat('en-US', {
59 generateRandomInteger
,
60 generateRandomIntegerArray
,