lib: replace cjs to esm

sad days. But, it will make the design easier
to replace benchmarkjs to tinybench as the API
expects to have a top-level-await

bench/add-property.js → bench/add-property.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
 
 const suite = createBenchmarkSuite('Adding property')
 

bench/array-append.js → bench/array-append.mjs

@@ -1,4 +1,4 @@
-const { H2, createTableHeader } = require('../markdown')
+import { H2, createTableHeader } from '../markdown.js'
 
 function compareToMdTable(name, amount, ms) {
   const numberFormat = new Intl.NumberFormat()

bench/array-creation.js → bench/array-creation.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
 
 const suite = createBenchmarkSuite('Array Creation')
 

bench/async-function-vs-function.js → bench/async-function-vs-function.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs';
 
 const suite = createBenchmarkSuite('async function vs function');
 

bench/blob.js → bench/blob.mjs

@@ -1,12 +1,12 @@
-const { skipIfVersionWithMessage } = require('../utils')
-skipIfVersionWithMessage('19.8.1||19.8.0', 'Blob')
+import { skipIfVersionWithMessage } from '../utils'
+import { createBenchmarkSuite } from '../common.mjs'
+import { Blob } from 'buffer'
 
-const { createBenchmarkSuite } = require('../common')
+skipIfVersionWithMessage('19.8.1||19.8.0', 'Blob')
+skipIfVersionWithMessage('16.0.0', 'Blob')
 
 const suite = createBenchmarkSuite('Blob')
 
-const { Blob } = require('buffer')
-
 const source128 = Buffer.allocUnsafe(128)
 const source1024 = Buffer.allocUnsafe(1024)
 const blob128 = new Blob(source128)

bench/compare-using-instanceof.js → bench/compare-using-instanceof.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
 
 const suite = createBenchmarkSuite('Comparison using `instanceof`')
 

bench/crypto-verify.js → bench/crypto-verify.mjs

@@ -1,9 +1,8 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
+import { createSign, createVerify, verify } from 'crypto'
 
 const suite = createBenchmarkSuite('Crypto Verify')
 
-const crypto = require('crypto')
-
 const rsaPrivateKey = `
 -----BEGIN RSA PRIVATE KEY-----
 MIIEowIBAAKCAQEAz7QweYwr7puNtc8/6jf4pADXfY2/HVq7LgI7JXkAwW5HTEjU
@@ -48,15 +47,15 @@ uQIDAQAB
 
 const thing = 'hello world'
 const algorithm = 'RSA-SHA256'
-const signature = crypto.createSign(algorithm).update(thing).sign(rsaPrivateKey, 'base64')
+const signature = createSign(algorithm).update(thing).sign(rsaPrivateKey, 'base64')
 
 suite
   .add(`crypto.createVerify('${algorithm}')`, function () {
-    var verifier = crypto.createVerify(algorithm)
+    var verifier = createVerify(algorithm)
     verifier.update(thing)
     verifier.verify(rsaPublicKey, signature, 'base64')
   })
   .add(`crypto.verify('${algorithm}')`, function () {
-    crypto.verify(algorithm, thing, rsaPublicKey, Buffer.from(signature, 'base64'))
+    verify(algorithm, thing, rsaPublicKey, Buffer.from(signature, 'base64'))
   })
   .run({ async: false })

bench/date-format-iso.js → bench/date-format-iso.mjs

@@ -1,9 +1,8 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
+import { fromUnixToISOString } from '../utils/from-unix-to-iso-string'
 
 const suite = createBenchmarkSuite('Date toISOString')
 
-const { fromUnixToISOString } = require('../utils/from-unix-to-iso-string')
-
 suite
   .add('new Date().toISOString()', function () {
     new Date().toISOString()

bench/date-format.js → bench/date-format.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
 
 const suite = createBenchmarkSuite('Date format MM/DD/YYYY')
 

bench/date-string-coersion.js → bench/date-string-coersion.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
 
 const suite = createBenchmarkSuite('Date String coersion')
 

bench/deleting-properties.js → bench/deleting-properties.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
 
 const suite = createBenchmarkSuite('Deleting properties')
 

bench/error.js → bench/error.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
 
 const suite = createBenchmarkSuite('Node.js Error')
 

bench/function-return.js → bench/function-return.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
 
 const suite = createBenchmarkSuite('Function return')
 

bench/includes-vs-raw-comparison.js → bench/includes-vs-raw-comparison.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
 
 const suite = createBenchmarkSuite('Array.includes vs raw comparison')
 

bench/keys-vs-getownpropertynames.js → bench/keys-vs-getownpropertynames.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
 
 const suite = createBenchmarkSuite('Object.keys vs Object.getOwnPropertyNames comparison')
 

bench/last-array-item.js → bench/last-array-item.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
 
 const suite = createBenchmarkSuite('Get the last item of an Array')
 

bench/object-creation.js → bench/object-creation.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
 
 const suite = createBenchmarkSuite('Object Creation')
 

bench/optional-chain-vs-and-operator.js → bench/optional-chain-vs-and-operator.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
 
 const suite = createBenchmarkSuite('Optional Chain (?) vs && operator')
 

bench/parse-int.js → bench/parse-int.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
 
 const suite = createBenchmarkSuite('Parsing Integer')
 

bench/possible-undefined-function.js → bench/possible-undefined-function.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
 
 const suite = createBenchmarkSuite('Possible undefined Function')
 

bench/private-property.js → bench/private-property.mjs

@@ -1,10 +1,10 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
+import PrivateSymbol from 'privsym'
 
 const suite = createBenchmarkSuite('Private Property')
 
 const kWidth = Symbol('width')
 const kHeight = Symbol('height')
-const PrivateSymbol = require('privsym')
 const pkWidth = PrivateSymbol('width')
 const pkHeight = PrivateSymbol('height')
 

bench/property-access-transition.js → bench/property-access-transition.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
 
 const suite = createBenchmarkSuite('Property access after shape transition')
 

bench/property-getter-access.js → bench/property-getter-access.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
 
 const suite = createBenchmarkSuite('Property Getter Access')
 

bench/property-setter-access.js → bench/property-setter-access.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
 
 const suite = createBenchmarkSuite('Property Setter Access')
 

bench/replace-vs-replaceall-comparison.js → bench/replace-vs-replaceall-comparison.mjs

@@ -1,7 +1,7 @@
-const { skipIfVersionWithMessage } = require('../utils')
-skipIfVersionWithMessage('<15.0.0', 'replace vs replaceAll comparison')
+import { skipIfVersionWithMessage } from '../utils'
+import { createBenchmarkSuite } from '../common.mjs'
 
-const { createBenchmarkSuite } = require('../common')
+skipIfVersionWithMessage('<15.0.0', 'replace vs replaceAll comparison')
 
 const suite = createBenchmarkSuite('replace vs replaceAll comparison')
 

bench/shallow-copy.js → bench/shallow-copy.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
 
 const suite = createBenchmarkSuite('Shallow Copy')
 

bench/sort-map.js → bench/sort-map.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
 
 const suite = createBenchmarkSuite('Sorting Map')
 

bench/spread-vs-object-assign.js → bench/spread-vs-object-assign.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
 
 const suite = createBenchmarkSuite('Object.assign VS spread operator')
 

bench/stream-readable.js → bench/stream-readable.mjs

@@ -1,8 +1,9 @@
-const { skipIfVersion } = require('../utils')
+import { skipIfVersion } from '../utils'
+import { Readable } from 'node:stream'
+import { ReadableStream } from 'node:stream/web'
+import { createBenchmarkSuite } from '../common.mjs'
+
 skipIfVersion('<= 16.5.0')
-const { Readable } = require('node:stream')
-const { ReadableStream } = require('node:stream/web')
-const { createBenchmarkSuite } = require('../common')
 
 const suite = createBenchmarkSuite('Stream.Readable')
 

bench/stream-writable.js → bench/stream-writable.mjs

@@ -1,8 +1,9 @@
-const { skipIfVersion } = require('../utils')
+import { skipIfVersion } from '../utils'
+import { Writable } from 'node:stream'
+import { WritableStream } from 'node:stream/web'
+import { createBenchmarkSuite } from '../common.mjs'
+
 skipIfVersion('<= 16.5.0')
-const { Writable } = require('node:stream')
-const { WritableStream } = require('node:stream/web')
-const { createBenchmarkSuite } = require('../common')
 
 const suite = createBenchmarkSuite('Stream.Writable')
 

bench/string-concat.js → bench/string-concat.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require("../common")
+import { createBenchmarkSuite } from "../common.mjs"
 
 const suite = createBenchmarkSuite('String concat')
 

bench/string-endsWith.js → bench/string-endsWith.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
 
 const suite = createBenchmarkSuite('endsWith comparison')
 const shortString = 'foobar'

bench/string-searching.js → bench/string-searching.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
 
 const suite = createBenchmarkSuite('String searching')
 

bench/string-startsWith.js → bench/string-startsWith.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
 
 const suite = createBenchmarkSuite('startsWith comparison')
 const shortString = 'foobar'

bench/super-vs-this.js → bench/super-vs-this.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
 
 const suite = createBenchmarkSuite('Super vs This')
 

bench/unix-time.js → bench/unix-time.mjs

@@ -1,4 +1,4 @@
-const { createBenchmarkSuite } = require('../common')
+import { createBenchmarkSuite } from '../common.mjs'
 
 const suite = createBenchmarkSuite('Getting unix time')
 

common.js → common.mjs

@@ -1,8 +1,8 @@
-const Benchmark = require('benchmark')
-const { createTableHeader, H2, eventToMdTable } = require('./markdown')
-const os = require('os')
+import Benchmark from 'benchmark'
+import { createTableHeader, H2, eventToMdTable } from './markdown.mjs'
+import { platform, arch, cpus, totalmem } from 'os'
 
-function installMarkdownEmitter(suite, name, tableHeaderColumns = ['name', 'ops/sec', 'samples']) {
+export function installMarkdownEmitter(suite, name, tableHeaderColumns = ['name', 'ops/sec', 'samples']) {
   const tableHeader = createTableHeader(tableHeaderColumns)
 
   suite
@@ -17,14 +17,14 @@ function installMarkdownEmitter(suite, name, tableHeaderColumns = ['name', 'ops/
 
 function getMachineInfo() {
   return {
-    platform: os.platform(),
-    arch: os.arch(),
-    cpus: os.cpus().length,
-    totalMemory: os.totalmem() / 1024 ** 3,
+    platform: platform(),
+    arch: arch(),
+    cpus: cpus().length,
+    totalMemory: totalmem() / 1024 ** 3,
   }
 }
 
-function installMarkdownMachineInfo(suite) {
+export function installMarkdownMachineInfo(suite) {
   if (!process.env.CI) return
 
   const { platform, arch, cpus, totalMemory } = getMachineInfo()
@@ -46,7 +46,7 @@ function installMarkdownMachineInfo(suite) {
   })
 }
 
-function installMarkdownHiddenDetailedInfo(suite) {
+export function installMarkdownHiddenDetailedInfo(suite) {
   if (!process.env.CI) return
 
   const cycleEvents = []
@@ -73,7 +73,7 @@ function installMarkdownHiddenDetailedInfo(suite) {
     })
 }
 
-function createBenchmarkSuite(name, { tableHeaderColumns = ['name', 'ops/sec', 'samples'] } = {}) {
+export function createBenchmarkSuite(name, { tableHeaderColumns = ['name', 'ops/sec', 'samples'] } = {}) {
   const suite = new Benchmark.Suite()
 
   installMarkdownEmitter(suite, name, tableHeaderColumns)
@@ -82,10 +82,3 @@ function createBenchmarkSuite(name, { tableHeaderColumns = ['name', 'ops/sec', '
 
   return suite
 }
-
-module.exports = {
-  createBenchmarkSuite,
-  installMarkdownEmitter,
-  installMarkdownMachineInfo,
-  installMarkdownHiddenDetailedInfo,
-}

markdown.js → markdown.mjs

@@ -1,9 +1,9 @@
-function eventToMdTable (event) {
+export function eventToMdTable (event) {
   const { target } = event
   return `|${target.name}|${Math.round(target.hz).toLocaleString()}|${target.stats.sample.length}|`
 }
 
-function createTableHeader(columns) {
+export function createTableHeader(columns) {
   let header = '|'
   let headerSep = '|'
   for (const col of columns) {
@@ -14,12 +14,6 @@ function createTableHeader(columns) {
   return `${header}\n${headerSep}`
 }
 
-function H2(title) {
+export function H2(title) {
   return `## ${title}\n`
 }
-
-module.exports = {
-  eventToMdTable,
-  createTableHeader,
-  H2,
-}

package.json

@@ -9,7 +9,8 @@
     "fastify": "^4.4.0",
     "on-net-listen": "^1.1.2",
     "privsym": "^1.0.0",
-    "semver": "^7.5.4"
+    "semver": "^7.5.4",
+    "tinybench": "^2.8.0"
   },
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1"