code: func (s *ProjectsService) ListTags(projectName string, opt *ProjectBaseOptions) (*[]TagInfo, *Response, error) {
  	u := fmt.Sprintf("projects/%s/tags/", url.QueryEscape(projectName))
  	u, err := addOptions(u, opt)
  	if err != nil {
  		return nil, nil, err
  	}
  
  	req, err := s.client.NewRequest("GET", u, nil)
  	if err != nil {
  		return nil, nil, err
  	}
  
  	v := new([]TagInfo)
  	resp, err := s.client.Do(req, v)
  	if err != nil {
  		return nil, resp, err
  	}
  
  	return v, resp, err
  }
docs: // ListTags list the tags of a project.
  //
  // Gerrit API docs: https://gerrit-review.googlesource.com/Documentation/rest-api-projects.html#list-tags