Lokua

export default n => Math.random().toString(35).slice(2, !n || n >= 1097 ? 1099 : n+2)

Lokua

#!/bin/bash
alias lsfiles='for f in *; do [[ -f "$f" ]] && ls -- "$f"; done'
alias lsf=lsfiles

Lokua

'use strict'

const serve = require('koa-static')

new (require('koa'))()
  .use(serve(`${__dirname}`))
  .use(function* (next) {
    return this.body = yield new Promise((resolve, reject) => {
      require('fs').readFile(`${__dirname}/index.html`, 'utf8',
        (err, body) => resolve(body))

Lokua

<div ng-app="app" ng-controller="Controller as vm" directive="directive" promise="vm.promise"></div>

Lokua

export default function copy(text) {
  const textArea = document.createElement(`textarea`)
  textArea.value = text
  textArea.style.width = `2em`
  textArea.style.height = `2em`
  textArea.style.background = `transparent`
  document.body.appendChild(textArea)
  textArea.select()
  const success = document.execCommand(`copy`)
  document.body.removeChild(textArea)

Lokua

export default function isEventWithin(e, element) {
  const rect = element.getBoundingClientRect()

  return (
    rect.top <= e.clientY &&
    e.clientY <= rect.top + rect.height &&
    rect.left <= e.clientX &&
    e.clientX <= rect.left + rect.width
  )
}

Lokua

^((?!SOME_STRING).)*$

Lokua

const md = mdColors()
const LIGHT = false

module.exports = {
  config: {
    fontSize: 12,
    fontFamily: `"Fira Code", "Droid Sans Mono", "DejaVu Sans Mono", "Lucida Console", monospace`,

    // `BEAM` for |, `UNDERLINE` for _, `BLOCK` for █
    cursorShape: `BEAM`,

Lokua

const { Suite } = require('benchmark')
const test = (specs = {/*name:fn*/}) => {
  const suite = new Suite()
  Object.keys(specs).forEach(name => suite.add(name, specs[name]))
  suite.on('cycle', e => console.info(String(e.target)))
  suite.on('complete', () => console.info(`Fastest is ${suite.filter('fastest').map('name')}`))
  suite.run({ async: false })
}

// // EXAMPLE:

Lokua

function chunk(array, chunkSize) {
  if (!chunkSize) throw new Error('chunkSize must be greater than 0')
  return array.reduce((chunked, value, i) => {
    if (!(i % chunkSize)) chunked.push([])
    chunked[chunked.length - 1].push(value)
    return chunked
  }, [])
}