From 79d40b816e95af51a7216739dafcff003728fb47 Mon Sep 17 00:00:00 2001
From: Niels Breuker <niels.breuker@hotmail.nl>
Date: Sun, 12 Mar 2023 21:14:29 +0100
Subject: Fixed global variables/functions in APIDump being part of API docs

---
 Server/Plugins/APIDump/_preload.lua     | 22 ++++++++++++++++++++++
 Server/Plugins/APIDump/main_APIDump.lua |  2 +-
 2 files changed, 23 insertions(+), 1 deletion(-)
 create mode 100644 Server/Plugins/APIDump/_preload.lua

diff --git a/Server/Plugins/APIDump/_preload.lua b/Server/Plugins/APIDump/_preload.lua
new file mode 100644
index 000000000..becc691c4
--- /dev/null
+++ b/Server/Plugins/APIDump/_preload.lua
@@ -0,0 +1,22 @@
+
+-- _preload.lua
+
+-- First thing executed when the plugin loads. Replaces the global environment (_G) with an empty table
+-- with __index set to the old environment. This way any function or variable that is created globally by the plugin
+-- won't be reported as new or undocumented.
+
+
+
+
+
+local newEnv, oldEnv = {}, _G
+local setmetatable = setmetatable
+for k, v in pairs(_G) do
+	newEnv[k] = v;
+	oldEnv[k] = nil;
+end
+_G = setmetatable(oldEnv, {__index = newEnv});
+
+
+
+
diff --git a/Server/Plugins/APIDump/main_APIDump.lua b/Server/Plugins/APIDump/main_APIDump.lua
index 7396f98d2..5d6f5255f 100644
--- a/Server/Plugins/APIDump/main_APIDump.lua
+++ b/Server/Plugins/APIDump/main_APIDump.lua
@@ -136,7 +136,7 @@ local function CreateAPITables()
 		return res;
 	end
 
-	for i, v in pairs(_G) do
+	for i, v in pairs(getmetatable(_G).__index) do
 		if (
 			(v ~= _G) and           -- don't want the global namespace
 			(v ~= _G.packages) and  -- don't want any packages
-- 
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