add dump() to utils

scripts/common/util.lua

@@ -79,6 +79,19 @@ local function firstAlphaNum(s)
   return '';
 end
 
+local function dump(o)
+    if type(o) == 'table' then
+        local s = '{ '
+        for k,v in pairs(o) do
+                if type(k) ~= 'number' then k = '"'..k..'"' end
+                s = s .. '['..k..'] = ' .. dump(v) .. ','
+        end
+        return s .. '} '
+    else
+        return tostring(o)
+    end
+end
+
 return {
     split = split,
     filter = filter,
@@ -91,4 +104,5 @@ return {
     mix = mix,
     modIndex = modIndex,
     firstAlphaNum = firstAlphaNum,
+    dump = dump
 }