From 04cad7fbf2db5e14a478e2eb1dc825346abe41dd Mon Sep 17 00:00:00 2001
From: liukun <liukun@f2pool.com>
Date: Tue, 3 Dec 2019 18:51:27 +0800
Subject: [PATCH] fix: prevent exception when send custom command

When send command not in `redis-commands`, it may raise
exception 'Unknown command' when `status` not 'ready'.
---
 lib/redis/index.ts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/redis/index.ts b/lib/redis/index.ts
index 3891ecac..1c7c865f 100644
--- a/lib/redis/index.ts
+++ b/lib/redis/index.ts
@@ -663,6 +663,7 @@ Redis.prototype.sendCommand = function(command, stream) {
     this.status === "ready" ||
     (!stream &&
       this.status === "connect" &&
+      commands.exists(command.name) &&
       commands.hasFlag(command.name, "loading"));
   if (!this.stream) {
     writable = false;