StarMiner

while (true) do
    turtle.dig()
    turtle.digUp()
    turtle.digDown()
    turtle.turnRight()
    turtle.dig()
    turtle.turnLeft()
    turtle.turnLeft()
    turtle.dig()
    turtle.turnRight()
    turtle.forward()
    if (turtle.getFuelLevel() < 80) then
        turtle.select(1)
        turtle.refuel(1)
    end
end