namespace :dev do

  desc 'Run both rails server and webpack dev server'
  task :run do

    pids = []

    pids << fork do
      exec 'rails s'
    end

    pids << fork do
      exec 'bin/webpack-dev-server'
    end

    begin
      Process.wait
    rescue SignalException
      puts 'shutting down...'
      pids.each { |pid| Process.kill("SIGINT", pid) }
    end

  end

end