code: func wildmatchToString(ps ...Pattern) []string {
  	s := make([]string, 0, len(ps))
  	for _, p := range ps {
  		s = append(s, p.String())
  	}
  
  	return s
  }
docs: // wildmatchToString maps the given set of Pattern's to a string slice by
  // calling String() on each pattern.