code: function parseComments (node, nodeType, feedType) {
    var comments = utils.get(node.comments);
  
    if (!comments && feedType === 'atom') {
      utils.parse(node.link, function (link) {
        var linkAttr = link['@'];
  
        if (linkAttr && linkAttr.rel === 'replies' && linkAttr.href) {
          comments = linkAttr.href;
          //if comments are text/html then break out of loop
          if (linkAttr.type === 'text/html') {
            return true;
          }
        }
      }, this, true);
    }
  
    return comments;
  }
docs: Parses comments for item nodes
  
  - comments
  - highest priority for RSS and ATOM feeds
  - link (rel=replies)
  - fallback for comments sometimes found in ATOM feeds
  
  @param node
  @param nodeType
  @param feedType
  @returns {*}