code: func (c *StringMatchCondition) Fulfills(value interface{}, _ *Request) bool {
  	s, ok := value.(string)
  
  	matches, _ := regexp.MatchString(c.Matches, s)
  
  	return ok && matches
  }
docs: // Fulfills returns true if the given value is a string and matches the regex
  // pattern in StringMatchCondition.Matches