package match import ( "fmt" ) type Nothing struct{} func (self Nothing) Match(s string) bool { return len(s) == 0 } func (self Nothing) Index(s string, segments []int) (int, []int) { return 0, append(segments, 0) } func (self Nothing) Len() int { return lenZero } func (self Nothing) String() string { return fmt.Sprintf("") }