From def3fc6cd940d413adc04c080b5aa3b40d0d9626 Mon Sep 17 00:00:00 2001
From: Waqas Hussain <waqas20@gmail.com>
Date: Tue, 7 May 2013 10:41:03 -0400
Subject: util.array: Wrap tostring() output in {} (otherwise empty arrays
 print as "").

---
 util/array.lua | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/util/array.lua b/util/array.lua
index b78fb98f..2d58e7fb 100644
--- a/util/array.lua
+++ b/util/array.lua
@@ -17,7 +17,7 @@ local tostring = tostring;
 local array = {};
 local array_base = {};
 local array_methods = {};
-local array_mt = { __index = array_methods, __tostring = function (array) return array:concat(", "); end };
+local array_mt = { __index = array_methods, __tostring = function (array) return "{"..array:concat(", ").."}"; end };
 
 local function new_array(self, t, _s, _var)
 	if type(t) == "function" then -- Assume iterator
-- 
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