View difference between Paste ID: ehbX2LcT and DRPYudWC

 local tArgs = {...}
 xDest, yDest, zDest = tArgs[1], tArgs[2], tArgs[3]
 
 face={}
 face[0]="north"
-    print("Correct usage: goTo <X> <Y> <Z>")
+face[1]="west"
-    print("NOTE: Requires GPS API")
+face[2]="south"
 face[3]="east"
 
 for k,v in pairs(face) do
   if tArgs[4] == v then
     dirDest = k
   elseif tonumber(tArgs[4]) ~= nil then
     dirDest = tArgs[4]
   else
     print("Direction Destination Required")
   end
 end
 
 function correctUsage()
   if #tArgs ~= 3 then
     print("Correct usage: goTo <X> <Y> <Z> <Dir>")
   end
 local a,b,c = gps.locate(5,true)
   if a==nil then
     print("GPS Array out of range")
   end
 end
 
 function direction()
   xPos, yPos, zPos = gps.locate()
   turtle.forward()
   xPos2, yPos2, zPos2 = gps.locate()
   turtle.back()
   if xPos ~= xPos2 then
     if xPos > xPos2 then
       fDir = 1
     else
       fDir = 3
     end
   else
     if zPos > zPos2 then
       fDir = 2
     else
       fDir = 0
     end
   end
   print(fDir)
 end
 
 function forward()
   turtle.forward()
   if fDir == 0 then zPos = zPos + 1 end
   if fDir == 2 then zPos = zPos - 1 end
   if fDir == 1 then xPos = xPos - 1 end
   if fDir == 3 then xPos = xPos + 1 end
 end
 
 function left()
   turtle.turnLeft()
   fDir = fDir - 1
   if fDir < 0 then fDir = 3 end
 end
 
 function right()
   turtle.turnRight()
   fDir = fDir + 1
   if fDir > 3 then fDir = 0 end
 end
 
 function goToX()
   if xDest < xPos then
     while fDir ~= 1 do
       left()
     end
   elseif xDest > xPos then
     while fDir ~= 3 do
       left()
     end
   end
   while xPos ~= xDest do
     turtle.dig()
     forward()
   end
 end
 
 function goToZ()
   if zDest < zPos then
     while fDir ~= 2 do
       left()
     end
   elseif zDest > zPos then
     while fDir ~= 0 do
       left()
     end
   end
   while zPos ~= zDest do
     turtle.dig()
     forward()
   end
 end
 
 function goToY()
-goToY()
+
     while yDest ~= yPos do
       turtle.digDown()
       turtle.down()
       yPos = yPos - 1
     end
   elseif yDest > yPos then
     while yDest ~= yPos do
       turtle.digUp()
       turtle.Up()
       yPos = yPos + 1
     end
   end
 end
 
 function goToDir()
   while dirDest ~= fDir do
     turtle.turnRight()
   end
 end
 
 correctUsage()
 direction()
 goToX()
 goToZ()
 goToY()
 direction()
 goToDir()