From fb3dd69f03eea0c828f6a2dcf91fbc17fb65dfc5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E4=BA=91=E9=A3=8E?= <cloudwu@gmail.com>
Date: Mon, 2 Sep 2013 11:18:42 +0800
Subject: [PATCH] bugfix: don't use table.insert when nil can be insert

---
 lualib/redis.lua | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/lualib/redis.lua b/lualib/redis.lua
index 86be9002..47b2f342 100644
--- a/lualib/redis.lua
+++ b/lualib/redis.lua
@@ -63,11 +63,10 @@ redcmd[42] = function(fd, data)	-- '*'
 	for i = 1,n do
 		local line = readline(fd,"\r\n")
 		local bytes = tonumber(string.sub(line,2))
-		if bytes < 0 then
-			table.insert(bulk, nil)
-		else
+		if bytes >= 0 then
 			local data = readbytes(fd, bytes + 2)
-			table.insert(bulk, string.sub(data,1,-3))
+			-- bulk[i] = nil when bytes < 0
+			bulk[i] = string.sub(data,1,-3)
 		end
 	end
 	return true, bulk