# HG changeset patch
# User Waqas Hussain <waqas20@gmail.com>
# Date 1367937663 14400
# Node ID 1292643ac49899aff9b937308a8393a633900a52
# Parent  678867c552d119a450c6df75e62f9be8ed961a57
util.array: Wrap tostring() output in {} (otherwise empty arrays print as "").

diff -r 678867c552d1 -r 1292643ac498 util/array.lua
--- a/util/array.lua	Mon May 06 19:43:59 2013 -0400
+++ b/util/array.lua	Tue May 07 10:41:03 2013 -0400
@@ -17,7 +17,7 @@
 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