tree.lua

local h=0
turtle.dig()
turtle.forward()
turtle.turnRight()
local isblock,data = turtle.inspect()
if not isblock or not data.tags["minecraft:logs"] then
    turtle.turnLeft()
end
turtle.dig()
while turtle.detectUp() do
    h=h+1
    turtle.digUp()
    turtle.up()
    turtle.dig()
end
turtle.turnLeft()
turtle.dig()
turtle.forward()
turtle.turnRight()
turtle.dig()
for i=1,h do
    turtle.digDown()
    turtle.down()
    turtle.dig()
end