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-rw-r--r--lua_tube.lua2
1 files changed, 1 insertions, 1 deletions
diff --git a/lua_tube.lua b/lua_tube.lua
index 543c388..59288cd 100644
--- a/lua_tube.lua
+++ b/lua_tube.lua
@@ -969,7 +969,7 @@ for white = 0, 1 do
can_go = function(pos, node, velocity, stack)
local src = {name = nil}
-- add color of the incoming tube explicitly; referring to rules, in case they change later
- for color, rule in pairs(rules) do
+ for _, rule in pairs(rules) do
if (-velocity.x == rule.x and -velocity.y == rule.y and -velocity.z == rule.z) then
src.name = rule.name
break