example.js.coffee

newResource: (e) =>
      e.stopPropagation()
      e.preventDefault()
      @resources ||= []
      if @resources.length > 0
        a = _.last(@resources)
        url = a.url
        extension  = url.split(".")[6]
        switch extension
          when 'css'
            console.log 'it is a css'
          when 'js'
            console.log url
            console.log '<script src="url"></script>'
          else
            console.log 'test'