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authorWaqas Hussain <waqas20@gmail.com>2013-05-07 10:41:03 -0400
committerWaqas Hussain <waqas20@gmail.com>2013-05-07 10:41:03 -0400
commitdef3fc6cd940d413adc04c080b5aa3b40d0d9626 (patch)
tree71052985f205b27ca31ac4c11869b733a0a2926a
parent4687bfd21474f94f951e11af67c8610dfd10fb26 (diff)
downloadprosody-def3fc6cd940d413adc04c080b5aa3b40d0d9626.tar.gz
prosody-def3fc6cd940d413adc04c080b5aa3b40d0d9626.zip
util.array: Wrap tostring() output in {} (otherwise empty arrays print as "").
-rw-r--r--util/array.lua2
1 files changed, 1 insertions, 1 deletions
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