Fix for SplitSeq

Antonio Nesic · Antonio Nesic · commit bfbfdbd6e82f · 2026-05-07T18:35:55.000+02:00
diff --git a/middleware/hostauthorization/hostauthorization.go b/middleware/hostauthorization/hostauthorization.go
@@ -73,7 +73,7 @@ func validateHostLength(host string) {
 	if strings.IndexByte(host, ':') >= 0 {
 		return
 	}
-	for _, label := range strings.Split(host, ".") {
+	for label := range strings.SplitSeq(host, ".") {
 		if len(label) > maxLabelLength {
 			panic(fmt.Sprintf("hostauthorization: host %q has label %q exceeding RFC 1035 limit of %d characters (%d chars)",
 				host, label, maxLabelLength, len(label)))

Original file line number	Diff line number	Diff line change
`@@ -73,7 +73,7 @@ func validateHostLength(host string) {`
`73`	`73`	`if strings.IndexByte(host, ':') >= 0 {`
`74`	`74`	`return`
`75`	`75`	`}`
`76`		`- for _, label := range strings.Split(host, ".") {`
	`76`	`+ for label := range strings.SplitSeq(host, ".") {`
`77`	`77`	`if len(label) > maxLabelLength {`
`78`	`78`	`panic(fmt.Sprintf("hostauthorization: host %q has label %q exceeding RFC 1035 limit of %d characters (%d chars)",`
`79`	`79`	`host, label, maxLabelLength, len(label)))`