new icon set + scanning miner

2018-10-15 16:05:43 -04:00
parent ecb3af4672
commit 8b50127f21
5 changed files with 49 additions and 14 deletions
--- a/sys/extensions/6.tl3.lua
+++ b/sys/extensions/6.tl3.lua
@@ -458,6 +458,7 @@ function turtle.back()
 end

 local function moveTowardsX(dx)
+	if not tonumber(dx) then error('moveTowardsX: Invalid arguments') end
 	local direction = dx - turtle.point.x
 	local move