text: /**
   * Butterfly
   * mermaid
   * https://github.com/mermaid-js/mermaid
   */
  
  'use strict'
  
  function mermaid (args, content) {
    return `<div class="mermaid">
            ${content}
            </div>`
  }
  
  hexo.extend.tag.register('mermaid', mermaid, { ends: true })
  