code: function _parseTopdocComment(node, regex, includeNodes) {
    const content = node.text.replace(regex, '');
    const component = new TopComponent(yaml.safeLoad(content));
    if (includeNodes) component.nodes = [];
    component.commentStart = node.source.start;
    component.commentEnd = node.source.end;
    component.css = '';
    return component;
  }
docs: Private: parses the values of a TopDoc comment.
  
  * `node` {Object} PostCSS node.
  * `regex` {RegExp} used to identify TopDoc comments.
  * `includeNodes` {Boolean} will include the nodes in the component if true.
  
  Returns {Object} Component