docs: function() {
      if (typeof this.themeData !== 'string') {
        if (this.themeFile) {
          this.themeFile = path.resolve(this.cwd, this.themeFile);
          this.themeData = fs.readFileSync(this.themeFile, 'utf-8');
        } else {
          this.loadThemeVars();
          this.themeData = this.varsData;
        }
        this.setThemeVars(this.themeData);
      }
    }