16x16 quarry

-- Quarry 16x16
-- ChunkBuster v 0.0.1 Alpha
-- Lasted edit by Mansur February

input = {...}
posY = input[1]

function refuel()
	if turtle.getFuelLevel() <= 32768 then
		turtle.select(16)
		if turtle.refuel() ==  false then
			print("Turtle low on fuel, insert fuel in slot 16")
		end
		print(turtle.getFuelLevel)
	end
end

function digForward()
	while turtle.forward() == false do
		turtle.dig()
	end
end

function start()
	refuel()
	digForward()
end

function column()
	while turtle.digDown() do
		turtle.dig()
		turtle.down()
	end
end

function columnswitch()
	if turtle.forward() == false then
		turtle.up()
		if turtle.forward() == false then
			turtle.up()
			if turtle.forward() == false then
				turtle.up()
				turtle.forward()
				break()
			else
				turtle.forward()
			break()
		else
			turtle.forward()
		break
	else
		turtle.forward()
	end
end