code: func MarshalTags(tags map[string]string) []string {
  	var result []string
  	for name, value := range tags {
  		result = append(result, fmt.Sprintf("%s=%s", name, value))
  	}
  	return result
  }
docs: // MarshalTags is a utility function which takes a map of tag key/value pairs
  // and returns the same tags as strings in 'key=value' format.