Tunnel 2.0

args = {...}
intDigDistance = tonumber(args[1])
function dig()
    while(turtle.detect() == true)
    do
        turtle.dig()
    end
end
function digUp()
    while(turtle.detectUp() == true)
    do
        turtle.digUp()
    end
end
function digDown()
    while(turtle.detectDown() == true)
    do
        turtle.digDown()
    end
end
function mine()
    dig()
    turtle.turnLeft()
    dig()
    turtle.turnRight()
    turtle.turnRight()
    dig()
    turtle.turnLeft()
end
x = 0
while(x < intDigDistance)
do
    mine()
    turtle.up()
    mine()
    turtle.down()
    turtle.forward()
    x = x + 1
end