Run go fix

grpc/interceptors.go

@@ -199,8 +199,9 @@ func (smi *serverMetadataInterceptor) Stream(
 // a `UnaryClientInterceptor`.
 func splitMethodName(fullMethodName string) (string, string) {
 	fullMethodName = strings.TrimPrefix(fullMethodName, "/") // remove leading slash
-	if i := strings.Index(fullMethodName, "/"); i >= 0 {
-		return fullMethodName[:i], fullMethodName[i+1:]
+	before, after, ok := strings.Cut(fullMethodName, "/")
+	if ok {
+		return before, after
 	}
 	return "unknown", "unknown"
 }

policy/pa_test.go

@@ -506,7 +506,6 @@ func TestChallengeTypesFor(t *testing.T) {
 		}
 
 		for _, tc := range testCases {
-			tc := tc // Capture range variable
 			t.Run(tc.name, func(t *testing.T) {
 				t.Parallel()
 				challs, err := pa.ChallengeTypesFor(tc.ident)
@@ -562,7 +561,6 @@ func TestChallengeTypesFor(t *testing.T) {
 		}
 
 		for _, tc := range testCases {
-			tc := tc // Capture range variable
 			t.Run(tc.name, func(t *testing.T) {
 				t.Parallel()
 				challs, err := pa.ChallengeTypesFor(tc.ident)

sa/sa_test.go

@@ -3843,22 +3843,23 @@ func bulkInsertPausedIdentifiers(ctx context.Context, sa *SQLStorageAuthority, r
 	batches := (count + batchSize - 1) / batchSize
 
 	for batch := range batches {
-		query := `
+		var query strings.Builder
+		query.WriteString(`
 		INSERT INTO paused (registrationID, identifierType, identifierValue, pausedAt)
-		VALUES`
+		VALUES`)
 
 		start := batch * batchSize
 		end := min(start+batchSize, count)
 
 		for i := start; i < end; i++ {
 			if i > start {
-				query += ","
+				query.WriteString(",")
 			}
-			query += "(?, ?, ?, ?)"
+			query.WriteString("(?, ?, ?, ?)")
 			values = append(values, regID, identifierTypeToUint[string(identifier.TypeDNS)], fmt.Sprintf("example%d.com", i), now)
 		}
 
-		_, err := sa.dbMap.ExecContext(ctx, query, values...)
+		_, err := sa.dbMap.ExecContext(ctx, query.String(), values...)
 		if err != nil {
 			return fmt.Errorf("bulk inserting paused identifiers: %w", err)
 		}

test/list-features/list-features.go

@@ -8,7 +8,7 @@ import (
 )
 
 func main() {
-	for _, flag := range reflect.VisibleFields(reflect.TypeOf(features.Config{})) {
+	for _, flag := range reflect.VisibleFields(reflect.TypeFor[features.Config]()) {
 		fmt.Println(flag.Name)
 	}
 }