code: function (type) {
        var exec = [];
  
        switch (type || this.configs["publish"]) {
          case "EPUB":
            this.publishEPUB(exec);
            break;
          case "LATEX":
            this.publishLatex(exec);
            break;
          case "HTML":
            this.publishHTML(exec);
          default:
            break;
        }
        return exec;
      }
docs: getEXEC
  Choice Publish Format
  @param type
  @returns {string}