code: function resolveAssetLink(client, type) {
      var defaultPath = '/assets/' + client.name + '/' + client.id + '.' + type,
        pack = options.packedAssets,
        link = pack !== undefined ? (pack.cdn !== undefined ? pack.cdn[type] : void 0) : void 0;
      if (link) {
        if (typeof link === 'function') {
          var file = {
            id: client.id,
            name: client.name,
            extension: type,
            path: defaultPath
          };
          return link(file);
        } else if (typeof link === 'string') {
          return link;
        } else {
          throw new Error('CDN ' + type + ' param must be a Function or String');
        }
      } else {
        return defaultPath;
      }
    }
docs: When packing assets the default path to the CSS or JS file can be overridden either with a string or a function, typically pointing to an resource on a CDN