From c7ce9b7f0266beaec4d4b4b40e12156faa5b1946 Mon Sep 17 00:00:00 2001
From: zhengji <407562752@qq.com>
Date: Tue, 27 Oct 2015 18:05:39 +0800
Subject: [PATCH] fix table concat bug

fix /ngx_lua_waf/waf.lua:75: invalid value (boolean) at index 1 in table for 'concat'
Issue:https://github.com/loveshell/ngx_lua_waf/issues/69
---
 waf.lua | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/waf.lua b/waf.lua
index bc9821c..257bb84 100644
--- a/waf.lua
+++ b/waf.lua
@@ -70,6 +70,9 @@ elseif PostCheck then
 			end
 			for key, val in pairs(args) do
 				if type(val) == "table" then
+					if type(val[1]) == "boolean" then
+						return
+					end
 					data=table.concat(val, ", ")
 				else
 					data=val