watch.config.mjs

import chokidar from 'chokidar'
import child_process from 'child_process'

const options = {
  './docker/app/ecosystem.config.js': 'docker-compose restart app',
  './docker/dnsmasq/*': 'docker-compose restart dnsmasq',
  './docker/haproxy/haproxy.cfg': 'docker-compose kill -s HUP haproxy',
  './docker/browser-sync/bs-config.js*': 'docker-compose restart browser-sync'
}

for (const key in options) {
  const option =
    typeof options[key] === 'string'
      ? {
          command: options[key]
        }
      : options[key]
  chokidar
    .watch(key, option.options || {})
    .on(option.event || 'change', (event, path) => {
      if (!path) {
        ;(path = event), (event = option.event || 'change')
      }
      console.log(`${event} ${path}: running: '${option.command}'`)
      child_process
        .exec(option.command, {
          stdio: 'pipe',
          encoding: 'utf8'
        })
        .stdout.pipe(process.stdout)
    })
}