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-rw-r--r--util/serialization.lua7
1 files changed, 6 insertions, 1 deletions
diff --git a/util/serialization.lua b/util/serialization.lua
index dd6a2a2b..5121a9f9 100644
--- a/util/serialization.lua
+++ b/util/serialization.lua
@@ -272,10 +272,15 @@ local function deserialize(str)
return ret;
end
+local default = new();
return {
new = new;
serialize = function (x, opt)
- return new(opt)(x);
+ if opt == nil then
+ return default(x);
+ else
+ return new(opt)(x);
+ end
end;
deserialize = deserialize;
};