benchmark

#!/usr/bin/env node
var benchmark = require('benchmark')
var shortid = require('shortid')
var uuid4 = require('uuid/v4')
var chalk = require('chalk')

var generate = require('./generate')
var nanoid = require('./')

var suite = new benchmark.Suite()

function formatNumber (number) {
  return String(number).replace(/\d\d\d$/, ',$&')
}

suite
  .add('nanoid', function () {
    nanoid()
  })
  .add('nanoid/generate', function () {
    generate('1234567890abcdef-', 10)
  })
  .add('uuid/v4', function () {
    uuid4()
  })
  .add('shortid', function () {
    shortid()
  })
  .on('cycle', function (event) {
    var name = event.target.name.padEnd('nanoid/generate'.length)
    var hz = formatNumber(event.target.hz.toFixed(0)).padStart(7)
    process.stdout.write(name + ' ' + chalk.bold(hz) + ' ops/sec \n')
  })
  .run()