code: function init (file) {
    if (!postcssify.entry) {
      if (dest) {
        log.info('output: %s', dest)
        process.on('beforeExit', () => {
          if (!postcssify.complete) {
            postcssify.complete = true
            bundle()
          }
        })
        postcssify.entry = file
      } else {
        return
      }
    }
    return true
  }
docs: init => returns false if no dest is defined