@@ -202,7 +202,7 @@ func (t *ETagTransport) RoundTrip(req *http.Request) (*http.Response, error) {
 // directive.
 func hasNoStore(h http.Header) bool {
 	for _, cc := range h.Values(headers.CacheControlHeader) {
-		for _, directive := range strings.Split(cc, ",") {
+		for directive := range strings.SplitSeq(cc, ",") {
 			if strings.EqualFold(strings.TrimSpace(directive), "no-store") {
 				return true
 			}
@@ -218,7 +218,7 @@ func storable(resp *http.Response) bool {
 		return false
 	}
 	for _, vary := range resp.Header.Values(headers.VaryHeader) {
-		for _, field := range strings.Split(vary, ",") {
+		for field := range strings.SplitSeq(vary, ",") {
 			if strings.TrimSpace(field) == "*" {
 				return false
 			}
Original file line number	Diff line number	Diff line change
`@@ -202,7 +202,7 @@ func (t ETagTransport) RoundTrip(req http.Request) (*http.Response, error) {`
`202`	`202`	`// directive.`
`203`	`203`	`func hasNoStore(h http.Header) bool {`
`204`	`204`	`for _, cc := range h.Values(headers.CacheControlHeader) {`
`205`		`- for _, directive := range strings.Split(cc, ",") {`
	`205`	`+ for directive := range strings.SplitSeq(cc, ",") {`
`206`	`206`	`if strings.EqualFold(strings.TrimSpace(directive), "no-store") {`
`207`	`207`	`return true`
`208`	`208`	`}`
`@@ -218,7 +218,7 @@ func storable(resp *http.Response) bool {`
`218`	`218`	`return false`
`219`	`219`	`}`
`220`	`220`	`for _, vary := range resp.Header.Values(headers.VaryHeader) {`
`221`		`- for _, field := range strings.Split(vary, ",") {`
	`221`	`+ for field := range strings.SplitSeq(vary, ",") {`
`222`	`222`	`if strings.TrimSpace(field) == "*" {`
`223`	`223`	`return false`
`224`	`224`	`}`