模块代码的类型描述文件

import $ from 'jquery'

declare module 'jquery' {
    interface JqueryInstance {
      html: (html: string) => JqueryInstance
  }
  function $(readyFunc: () => void): void
  function $(selector: string): JqueryInstance
  declare namespace $ {
      namespace fn {
        class init {}
    }
  }
  export = $
}