goTo

local tArgs = { ... }

local depth = 0
local xPos,zPos = 0,0
local xDir,zDir = 0,1

local goTo

local function turnLeft()
    turtle.turnLeft()
    xDir, zDir = -zDir, xDir
end

local function turnRight()
    turtle.turnRight()
    xDir, zDir = zDir, -xDir
end

function goTo( x, y, z, xd, zd )
    while depth > y do
        if turtle.up() then
            depth = depth - 1
        else
            turtle.digUp()
        end
    end

    if xPos > x then
        while xDir ~= -1 do
            turnLeft()
        end
        while xPos > x do
            if turtle.forward() then
                xPos = xPos - 1
            else
                turtle.dig()
            end
        end
    elseif xPos < x then
        while xDir ~= 1 do
            turnLeft()
        end
        while xPos < x do
            if turtle.forward() then
                xPos = xPos + 1
            else
                turtle.dig()
            end
        end
    end

    if zPos > z then
        while zDir ~= -1 do
            turnLeft()
        end
        while zPos > z do
            if turtle.forward() then
                zPos = zPos - 1
            else
                turtle.dig()
            end
        end
    elseif zPos < z then
        while zDir ~= 1 do
            turnLeft()
        end
        while zPos < z do
            if turtle.forward() then
                zPos = zPos + 1
            else
                turtle.dig()
            end
        end
    end

    while depth < y do
        if turtle.down() then
            depth = depth + 1
        else
            turtle.digDown()
        end
    end

    if zd ~= xd then
        while zDir ~= zd or xDir ~= xd do
            turnLeft()
        end
    end
end

-- start --
goTo(tonumber(tArgs[1]), tonumber(tArgs[2]), tonumber(tArgs[3]), tonumber(tArgs[4]), tonumber(tArgs[5]))