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35 lines
420 B
Go
35 lines
420 B
Go
package exhaustive
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import (
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"regexp"
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)
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type regexpFlag struct {
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r *regexp.Regexp
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}
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func (v *regexpFlag) String() string {
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if v.r != nil {
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return v.r.String()
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}
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return ""
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}
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func (v *regexpFlag) Set(expr string) error {
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if expr == "" {
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v.r = nil
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return nil
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}
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r, err := regexp.Compile(expr)
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if err != nil {
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return err
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}
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v.r = r
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return nil
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}
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func (v *regexpFlag) Get() interface{} {
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return v.r
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}
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