forked from mirror/glob
59 lines
875 B
Go
59 lines
875 B
Go
package match
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import (
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"fmt"
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"strings"
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)
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type Contains struct {
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s string
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not bool
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}
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func NewContains(needle string) Contains {
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return Contains{needle, false}
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}
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func (c Contains) Match(s string) bool {
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return strings.Contains(s, c.s) != c.not
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}
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func (c Contains) Index(s string) (int, []int) {
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var offset int
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idx := strings.Index(s, c.s)
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if !c.not {
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if idx == -1 {
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return -1, nil
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}
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offset = idx + len(c.s)
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if len(s) <= offset {
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return 0, []int{offset}
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}
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s = s[offset:]
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} else if idx != -1 {
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s = s[:idx]
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}
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segments := acquireSegments(len(s) + 1)
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for i := range s {
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segments = append(segments, offset+i)
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}
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return 0, append(segments, offset+len(s))
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}
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func (c Contains) MinLen() int {
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return 0
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}
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func (c Contains) String() string {
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var not string
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if c.not {
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not = "!"
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}
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return fmt.Sprintf("<contains:%s[%s]>", not, c.s)
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}
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