text: import gulp from 'gulp'
  import gulpif from 'gulp-if'
  import liveserver from 'gulp-live-server'
  import args from './util/args'
  
  gulp.task('serve', (cb)=> {
      if (!args.watch) return cb()
  
      var server = liveserver.new(['--harmony', 'server/bin/www'])
      server.start()
  
      gulp.watch(['server/public/**/*.js', 'server/views/**/*.ejs'], function (file) {
          server.notify.apply(server, [file])
      })
  
      gulp.watch(['server/routes/**/*.js', 'server/app.js'], function () {
          server.start.bind(server)()
      })
  } )
  