docs: function init (Jud) {
    const Atomic = Jud.Atomic
    const extend = Jud.utils.extend
    getRgb = Jud.utils.getRgb
    loopArray = Jud.utils.loopArray
  
    function Spinner (data) {
      Atomic.call(this, data)
    }
    Spinner.prototype = Object.create(Atomic.prototype)
    extend(Spinner.prototype, proto)
    extend(Spinner.prototype, {
      style: extend(Object.create(Atomic.prototype.style), style)
    })
  
    Jud.registerComponent('spinner', Spinner)
    Jud.registerComponent('loading-indicator', Spinner)
  }