X-Git-Url: https://git.enpas.org/?a=blobdiff_plain;f=util%2Fztact.lua;h=40aa8843c7e46dd493f54e4ac143152d6f30cc6b;hb=5e83520797da53d4e204ab76c7d169d7b5400405;hp=15bcffad6c0a7ef8911d62b2ffe549c808d9b6cc;hpb=6d9f97378cd7d73cc22ac102e546c52799bb8615;p=prosody.git

diff --git a/util/ztact.lua b/util/ztact.lua
index 15bcffad..40aa8843 100644
--- a/util/ztact.lua
+++ b/util/ztact.lua
@@ -1,4 +1,6 @@
-
+-- Prosody IM
+-- This file is included with Prosody IM. It has modifications,
+-- which are hereby placed in the public domain.
 
 -- public domain 20080410 lua@ztact.com
 
@@ -112,7 +114,7 @@ function tohex (s)    -- - - - - - - - - - - - - - - - - - - - - - - - -  tohex
 
 function tostring_r (d, indent, tab0)    -- - - - - - - - - - - - -  tostring_r
 
-  tab1 = tab0 or {}
+  local tab1 = tab0 or {}
   local rep = string.rep ('  ', indent or 0)
   if type (d) == 'table' then
     for k,v in pairs (d) do
@@ -208,7 +210,7 @@ function enqueue (queue, element)    -- - - - - - - - - - - - - - - - - enqueue
 
 
 local function test_queue ()
-  t = {}
+  local t = {}
   enqueue (t, 1)
   enqueue (t, 2)
   enqueue (t, 3)
@@ -345,7 +347,7 @@ function lson_encode (mixed, f, indent, indents)    --------------- lson_encode
       f ('[')  f (lson_encode (k))  f ('] = ')
       lson_encode (v, f, indent+1, indents)
       f (',')
-      end 
+      end
     f (' }')
     end  end  end