From 246d502457bdc6cba3a705b6cb4e3b5cd63ce6e2 Mon Sep 17 00:00:00 2001
From: Vladimir Mihailenco <vladimir.webdev@gmail.com>
Date: Sun, 16 Jun 2019 14:06:13 +0300
Subject: [PATCH] Don't panic if multi bulk parser is nil

---
 internal/proto/reader.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/internal/proto/reader.go b/internal/proto/reader.go
index 896b6f6..7a9755a 100644
--- a/internal/proto/reader.go
+++ b/internal/proto/reader.go
@@ -82,6 +82,10 @@ func (r *Reader) ReadReply(m MultiBulkParse) (interface{}, error) {
 		if err != nil {
 			return nil, err
 		}
+		if m == nil {
+			err := fmt.Errorf("redis: got %.100q, but multi bulk parser is nil", line)
+			return nil, err
+		}
 		return m(r, n)
 	}
 	return nil, fmt.Errorf("redis: can't parse %.100q", line)