code: func (operation *Operation) ParseRouterComment(commentLine string) error {
  	var matches []string
  
  	if matches = routerPattern.FindStringSubmatch(commentLine); len(matches) != 3 {
  		return fmt.Errorf("can not parse router comment \"%s\"", commentLine)
  	}
  	path := matches[1]
  	httpMethod := matches[2]
  
  	operation.Path = path
  	operation.HTTPMethod = strings.ToUpper(httpMethod)
  
  	return nil
  }
docs: // ParseRouterComment parses comment for gived `router` comment string.