View difference between Paste ID: 21yPjYb1 and Rj9UiYUJ

 local tArgs = {...}
 local face = 0
 local r = 1
-local tturned = 0
+
 local cx,cy,cz = gps.locate(2,false)
 if #tArgs ~= 3 then
-if #tArgs ~= 3 and #tArgs ~= 4 then
+
   --print("goto <x> <y> <z>")
-  --print("goto <x> <y> <z> (<Heading>)")
+
 local gx = tonumber(tArgs[1])
 local gy = tonumber(tArgs[2])
 local gz = tonumber(tArgs[3])
 local x
-local enddirlet = tArgs[4]
+
 local z
 function PL()
   --print("Going to:")
   --write(gx) write(" ") write(gy) write(" ") print(gz)
-if enddirlet == "n" or enddirlet == "north" then
+
-    enddir = 4
+
 if face == 5 then
-if enddirlet == "s" or enddirlet == "south" then
+
-    enddir = 2
+elseif face == 0 then
   face = 4
-if enddirlet == "e" or enddirlet == "east" then
+
-    enddir = 1
+
 function get_Face()
-if enddirlet == "w" or enddirlet == "west" then
+
-    enddir = 3
+
         --turtle.digUp()
    end
-function tturnup()
+
-tturned = tturned + 1
+
-if tturned > 10 then
+
-os.reboot()
+
   face = 1
 end
 if nx < cx then
   face = 3
 end
 if nz > cz then
   face = 2
 end
-if face >= 5 then
+
   face = 4
-elseif face <= 0 then
+
 end
 function calc()
 x = nx - gx
 y = ny - gy
 z = nz - gz
 end
 function setDir(dir)
 while dir ~= face do
   turtle.turnLeft()
   face = face - 1
   c_face()
   end
 end
 function f()
 while not turtle.forward() do
    if not turtle.up()  then
         --turtle.digUp()
    end
    y = y + 1
   end
 end
 function go()
 if x < 0 then
   setDir(1)
   while x ~= 0 do
    f()
    x = x + 1
   end
 end
 if x > 0 then
   setDir(3)
   while x ~= 0 do
-    if face >= dir then
+
-        turtle.turnLeft()
+
-        face = face - 1
+
-        tturnup()
+
-    end
+
-    if face < dir then
+
-        turtle.turnRight()
+
-        face = face + 1
+
-        tturnup()
+
-    end
+
 end
 if z > 0 then
   setDir(4)
   while z ~= 0 do
    f()
-    tturned = 0
+
   end
 end
 while y < 0 do
   if turtle.up() ~= true then
    --turtle.digUp()
   end
   y = y + 1
-    tturned = 0
+
 while y > 0 do
   if turtle.down() ~= true then
    --turtle.digDown()
   end
   y = y - 1
 end
 end
 
 
 
 tonumber(gx)
 tonumber(gy)
 tonumber(gz)
 PL()
 get_Face()
 calc()
 go()
 
 end