place

local slot, side = ...

slot = tonumber(slot) or error("#1 Invalid slot. Must be a number.", 0)

if slot > 16 or slot < 1 then
    error("#1 Invalid slot. Must be between 1 and 16.", 0)
end

side = side and side:lower() or error("#2 Invalid side. [ forwards| up | down ]", 0)

local oldSlot = turtle.getSelectedSlot()

if slot then
    turtle.select(slot)
end

if side == "up" then
    turtle.placeUp()
elseif side == "down" then
    turtle.placeDown()
elseif side == "forwards" then
    turtle.place()
end

turtle.select(oldSlot)