forked from mirror/glob
54 lines
987 B
Go
54 lines
987 B
Go
package match
|
|
|
|
import (
|
|
"fmt"
|
|
"strings"
|
|
)
|
|
|
|
type PrefixSuffix struct {
|
|
Prefix, Suffix string
|
|
}
|
|
|
|
func (self PrefixSuffix) Index(s string, segments []int) (int, []int) {
|
|
prefixIdx := strings.Index(s, self.Prefix)
|
|
if prefixIdx == -1 {
|
|
return -1, nil
|
|
}
|
|
|
|
suffixLen := len(self.Suffix)
|
|
|
|
if suffixLen > 0 {
|
|
for sub := s[prefixIdx:]; ; {
|
|
suffixIdx := strings.LastIndex(sub, self.Suffix)
|
|
if suffixIdx == -1 {
|
|
break
|
|
}
|
|
|
|
segments = append(segments, suffixIdx+suffixLen)
|
|
sub = sub[:suffixIdx]
|
|
}
|
|
|
|
if len(segments) == 0 {
|
|
return -1, nil
|
|
}
|
|
|
|
reverseSegments(segments)
|
|
} else {
|
|
segments = append(segments, len(s)-prefixIdx)
|
|
}
|
|
|
|
return prefixIdx, segments
|
|
}
|
|
|
|
func (self PrefixSuffix) Len() int {
|
|
return lenNo
|
|
}
|
|
|
|
func (self PrefixSuffix) Match(s string) bool {
|
|
return strings.HasPrefix(s, self.Prefix) && strings.HasSuffix(s, self.Suffix)
|
|
}
|
|
|
|
func (self PrefixSuffix) String() string {
|
|
return fmt.Sprintf("<prefix_suffix:[%s,%s]>", self.Prefix, self.Suffix)
|
|
}
|