mirror of https://github.com/gobwas/glob.git
74 lines
1.1 KiB
Go
74 lines
1.1 KiB
Go
package match
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import (
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"fmt"
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"unicode/utf8"
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"github.com/gobwas/glob/util/runes"
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)
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type Row struct {
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ms []MatchIndexSizer
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runes int
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seg []int
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}
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func NewRow(ms []MatchIndexSizer) Row {
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var r int
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for _, m := range ms {
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r += m.RunesCount()
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}
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return Row{
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ms: ms,
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runes: r,
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seg: []int{r},
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}
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}
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func (r Row) Match(s string) bool {
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if !runes.ExactlyRunesCount(s, r.runes) {
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return false
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}
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return r.matchAll(s)
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}
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func (r Row) MinLen() int {
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return r.runes
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}
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func (r Row) RunesCount() int {
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return r.runes
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}
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func (r Row) Index(s string) (int, []int) {
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for j := 0; j < len(s)-r.runes; {
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i, _ := r.ms[0].Index(s[j:])
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if i == -1 {
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return -1, nil
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}
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if r.matchAll(s[i:]) {
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return j + i, r.seg
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}
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_, x := utf8.DecodeRuneInString(s[i:])
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j += x
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}
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return -1, nil
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}
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func (r Row) String() string {
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return fmt.Sprintf("<row_%d:[%s]>", r.runes, r.ms)
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}
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func (r Row) matchAll(s string) bool {
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var i int
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for _, m := range r.ms {
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n := m.RunesCount()
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sub := runes.Head(s[i:], n)
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if !m.Match(sub) {
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return false
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}
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i += len(sub)
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}
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return true
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}
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