glob/match/single.go

45 lines
725 B
Go

package match
import (
"fmt"
"unicode/utf8"
"git.internal/re/glob/util/runes"
)
// single represents ?
type Single struct {
Separators []rune
}
func NewSingle(s []rune) Single {
return Single{s}
}
func (self Single) Match(s string) bool {
r, w := utf8.DecodeRuneInString(s)
if len(s) > w {
return false
}
return runes.IndexRune(self.Separators, r) == -1
}
func (self Single) Len() int {
return lenOne
}
func (self Single) Index(s string) (int, []int) {
for i, r := range s {
if runes.IndexRune(self.Separators, r) == -1 {
return i, segmentsByRuneLength[utf8.RuneLen(r)]
}
}
return -1, nil
}
func (self Single) String() string {
return fmt.Sprintf("<single:![%s]>", string(self.Separators))
}