Add cache writing

internal/pool/conn.go

@@ -63,6 +63,10 @@ func (cn *Conn) RemoteAddr() net.Addr {
 	return nil
 }
 
+func (cn *Conn) GetRawOutput() []byte {
+	return cn.rd.GetLine()
+}
+
 func (cn *Conn) WithReader(
 	ctx context.Context, timeout time.Duration, fn func(rd *proto.Reader) error,
 ) error {

internal/proto/reader.go

@@ -40,6 +40,8 @@ const (
 
 const Nil = RedisError("redis: nil") // nolint:errname
 
+var Line []byte
+
 type RedisError string
 
 func (e RedisError) Error() string { return string(e) }
@@ -120,7 +122,7 @@ func (r *Reader) ReadLine() ([]byte, error) {
 	if IsNilReply(line) {
 		return nil, Nil
 	}
-
+	Line = line
 	return line, nil
 }
 
@@ -151,6 +153,10 @@ func (r *Reader) readLine() ([]byte, error) {
 	return b[:len(b)-2], nil
 }
 
+func (r *Reader) GetLine() []byte {
+	return Line
+}
+
 func (r *Reader) ReadReply() (interface{}, error) {
 	line, err := r.ReadLine()
 	if err != nil {