From 3470687be0af7254aca478ead1e9c72757edf070 Mon Sep 17 00:00:00 2001
From: orwell <orwell@bleipb.de>
Date: Tue, 27 May 2025 21:17:10 +0200
Subject: Add CH dependencies temporarily. Before merge to master should remove
 them again and split out util functions (e.g. formspec lib)

---
 ch_core/vgroups.lua | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 ch_core/vgroups.lua

(limited to 'ch_core/vgroups.lua')

diff --git a/ch_core/vgroups.lua b/ch_core/vgroups.lua
new file mode 100644
index 0000000..5b43fd8
--- /dev/null
+++ b/ch_core/vgroups.lua
@@ -0,0 +1,32 @@
+ch_core.open_submod("vgroups")
+
+local vgroups = {}
+local private_vgroups = {}
+
+function ch_core.create_private_vgroup(vgroup, tbl)
+	if vgroups[vgroup] then
+		error("Vgroup "..vgroup.." demanded as private already exists!")
+	end
+	local result = tbl or {}
+	vgroups[vgroup] = result
+	private_vgroups[vgroup] = true
+	return result
+end
+
+function ch_core.get_shared_vgroup(vgroup)
+	if private_vgroups[vgroup] then
+		error("Vgroup "..vgroup.." is private!")
+	end
+	local result = vgroups[vgroup]
+	if not result then
+		result = {}
+		vgroups[vgroup] = result
+	end
+	return result
+end
+
+function ch_core.try_read_vgroup(vgroup)
+	return vgroups[vgroup]
+end
+
+ch_core.close_submod("vgroups")
-- 
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