From f44f45d36e8d4fc5df00e7c58b332978c7398e27 Mon Sep 17 00:00:00 2001
From: ShadowNinja <shadowninja@minetest.net>
Date: Tue, 14 Oct 2014 14:38:15 -0400
Subject: [PATCH] Add a comment on similar name restriction

---
 init.lua | 1 +
 1 file changed, 1 insertion(+)

diff --git a/init.lua b/init.lua
index c4ed7ba..4a8e2eb 100644
--- a/init.lua
+++ b/init.lua
@@ -120,6 +120,7 @@ all_chars = all_chars .. "]"
 minetest.register_on_prejoinplayer(function(name, ip)
 	if exemptions[name] then return end
 
+	-- Generate a regular expression to match all similar names
 	local re = name:gsub(all_chars, char_map)
 	re = "^[_-]*" .. re .. "[_-]*$"