stop replacing capturing group syntax

itchyny · itchyny · commit 19a39751a15f · 2025-11-25T16:20:58.000+09:00
diff --git a/func.go b/func.go
@@ -2078,7 +2078,6 @@ func compileRegexp(re, flags string) (*regexp.Regexp, error) {
 	}) >= 0 {
 		return nil, fmt.Errorf("unsupported regular expression flag: %q", flags)
 	}
-	re = strings.ReplaceAll(re, "(?<", "(?P<")
 	if strings.ContainsRune(flags, 'i') {
 		re = "(?i)" + re
 	}

Original file line number	Diff line number	Diff line change
`@@ -2078,7 +2078,6 @@ func compileRegexp(re, flags string) (*regexp.Regexp, error) {`
`2078`	`2078`	`}) >= 0 {`
`2079`	`2079`	`return nil, fmt.Errorf("unsupported regular expression flag: %q", flags)`
`2080`	`2080`	`}`
`2081`		`- re = strings.ReplaceAll(re, "(?<", "(?P<")`
`2082`	`2081`	`if strings.ContainsRune(flags, 'i') {`
`2083`	`2082`	`re = "(?i)" + re`
`2084`	`2083`	`}`