Branch Mining

--Getting the variables
local tArgs = { ... }
if #tArgs < 1 then
    print("Usage: branch <length> <torches>")
    return true
end
steps = tonumber(tArgs[1])
if #tArgs >= 2 and tArgs[2] == "nt" then
    torch = false
else
    torch = true
end

--Starting the dig
for x = 1, steps do
    if not turtle.forward() then
        repeat
            turtle.dig()
            sleep(0.6)
        until turtle.forward()
    end
end

--Getting into position for the return
turtle.digUp()
turtle.up()
turtle.turnRight()
turtle.turnRight()

--Starting the return
for x = 1, steps do
    if torch and x % 8 == 0 then
        turtle.placeDown()
    end
    if not turtle.forward() then
        repeat
            turtle.dig()
            sleep(0.25)
        until turtle.forward()
    end
end