From 738b3cfadc508e85794ebefadff456204ec08428 Mon Sep 17 00:00:00 2001
From: y5nw <y5nw@protonmail.com>
Date: Sat, 22 Feb 2025 21:47:00 +0100
Subject: [PATCH] fixup

---
 builtin/common/serialize.lua | 16 +++++++++-------
 1 file changed, 9 insertions(+), 7 deletions(-)

diff --git a/builtin/common/serialize.lua b/builtin/common/serialize.lua
index aa1a5c0a7..221ac66fd 100644
--- a/builtin/common/serialize.lua
+++ b/builtin/common/serialize.lua
@@ -31,24 +31,26 @@ local function prepare_objects(value)
 		if type_ == "boolean" or type_ == "number" then
 			return
 		end
+		local count = counts[val]
 		if not recount then
-			local count = counts[val]
 			counts[val] = (count or 0) + 1
 		end
-		local mt = (not recount) and (type_ == "table" or type_ == "userdata") and getmetatable(val)
+		local mt = (not count) and (type_ == "table" or type_ == "userdata") and getmetatable(val)
 		if mt and core.known_metatables[mt] then
 			type_lookup[val] = core.known_metatables[mt]
 			count_values(val, true)
 		elseif type_ == "table" then
-			for k, v in pairs(val) do
-				count_values(k)
-				count_values(v)
+			if recount or not count then
+				for k, v in pairs(val) do
+					count_values(k)
+					count_values(v)
+				end
 			end
-		elseif type_ ~= "string" then
+		elseif type_ ~= "string" and type_ ~= "function" then
 			error("unsupported type: " .. type_)
 		end
 	end
-	count_values(value, false)
+	count_values(value)
 	return counts, type_lookup
 end