goldenleaf.lua

local function logMsg(text) print("[" .. os.date("%T") .. "] " .. text) end

local function mainLoop()
    local success, data = turtle.inspect()
    if success and data and data.state and data.state.stage == 3 then
        local success
        logMsg("Leaves fully grown!")

        success = turtle.dig()
        if not success then
            logMsg("warning: break failed!")
        end
    end

    os.sleep(1)
end

local function errorHandler(error)
    logMsg("internal error: " .. error)
end

logMsg("Golden leaf farm started up.")
while true do
    xpcall(mainLoop, errorHandler)
    -- mainLoop() -- for debugging
end