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39 lines
702 B
Go
39 lines
702 B
Go
package pruning
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import (
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"regexp"
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)
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type KeepRegex struct {
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expr *regexp.Regexp
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negate bool
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}
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var _ KeepRule = &KeepRegex{}
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func NewKeepRegex(expr string, negate bool) (*KeepRegex, error) {
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re, err := regexp.Compile(expr)
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if err != nil {
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return nil, err
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}
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return &KeepRegex{re, negate}, nil
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}
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func MustKeepRegex(expr string, negate bool) *KeepRegex {
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k, err := NewKeepRegex(expr, negate)
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if err != nil {
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panic(err)
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}
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return k
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}
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func (k *KeepRegex) KeepRule(snaps []Snapshot) []Snapshot {
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return filterSnapList(snaps, func(s Snapshot) bool {
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if k.negate {
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return k.expr.FindStringIndex(s.Name()) != nil
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} else {
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return k.expr.FindStringIndex(s.Name()) == nil
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}
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})
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}
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