View difference between Paste ID: UTc9HX06 and 2bxBRRjK

 t = turtle
 function moveForward()
 	if t.detect() then
 		t.dig()
 		t.forward()
 	else
 		t.forward()
 	end
 end
 function moveUpward()
 	if t.detectUp() then
 		t.digUp()
 		t.up()
 	else
 		t.up()
 	end
 end
 function moveDownward()
-	t.refuel(distance/80)
+	if t.detectDown() then
 		t.digDown()
 		t.down()
 	else
 		t.down()
 	end
 end
 function fuelTurtle(distance)
 	t.refuel((distance/80)+1)
 end
 function moveDistanceForward(distance)
 	while distance > 0 do
 		moveForward()
 		distance = distance - 1
 	end
 end
 function moveDistanceUpward(distance)
 	while distance > 0 do
 		moveUpward()
 		distance = distance - 1
 	end
 end
 function moveDistanceDownward(distance)
 	while distance > 0 do
 		moveDownward()
 		distance = distance - 1
 	end
 end
 function distanceInput()
   print("Input distance: ")
   num = io.read()
   num = tonumber(num)
   return num
-	print("Input distance: ")
+
 function turnAround()
 	t.turnLeft()
 	t.turnLeft()
-	t.refuel(1)
+
 function moveUp()
 	if t.detectUp() then
 		t.digUp()
-	moveDistance(distance)
+
 	else
 		t.up()
 	end
-	print("Input distance: ")
+
 ---------------
 function shaft()
-
+
 	fuelTurtle(distance*2)
 	moveDistanceForward(distance)
 	moveUp()
 	turnAround()
 	moveDistanceForward(distance)
 end
 
 function hole()
 	distance = distanceInput()
 	print("Return? 0 = no, 1 = yes")
 	yon = tonumber(io.read())
 	fuelTurtle(distance)
 	moveDistanceDownward(distance)
 	fuelTurtle(distance)
 	if not yon == 0 then
 		moveDistanceUpward(distance)
 	end
 end
 --------------
 function main()
 	print("1 = Shaft, 2 = Hole")
 	func = io.read()
 	func = tonumber(func)
 	if func == 1 then
 		shaft()
 	elif func == 2 then
 		hole()
 	else
 		print("Please input a valid function")
 	end
 end
 
 main()