regexast

package
v1.0.1 Latest Latest
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 Go to latest Published: Jun 15, 2022 License: MIT Imports: 3 Imported by: 0

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type RegexAst 

type RegexAst struct {
	Len     int
	IsStart bool
	Index   string
	Op      string
	IsRune  bool
	Value   string
}

RegexAst express ast of regex's element. Regex character can detect as isRune = true.

func ParseRegex 

func ParseRegex(expr string, mode syntax.Flags) (asts []RegexAst, err error)

ParseRegex parse regexp expression as RE2, and output ast. original is regexp.compile : https://github.com/golang/go/blob/faf187fb8e2ca074711ed254c72ffbaed4383c64/src/regexp/regexp.go#L167-L215

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