From e4a7af5858949ed786396abf0edd7f98c1e28941 Mon Sep 17 00:00:00 2001
From: Vanessa Ezekowitz <vanessaezekowitz@gmail.com>
Date: Tue, 10 Dec 2013 21:18:29 -0500
Subject: Better way to catch that incoming nil, return a real value on the way
 out

---
 autoplace_tubes.lua | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'autoplace_tubes.lua')

diff --git a/autoplace_tubes.lua b/autoplace_tubes.lua
index f7f7eb7..4bb31bc 100644
--- a/autoplace_tubes.lua
+++ b/autoplace_tubes.lua
@@ -28,6 +28,8 @@ end
 
 --a function for determining which side of the node we are on
 local function nodeside(node, tubedir)
+	if not tubedir or not node or not node.param2 then return "back" end
+
     --get a vector pointing back
     local backdir = minetest.facedir_to_dir(node.param2)
 
-- 
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