l.lua (turnLeft X times)

version = 20220422.1005
-- https://pastebin.com/yWDKZpvj
-- pastebin get yWDKZpvj l.lua
-- Last edited: see version YYYYMMDD.HHMM
local usage = [[l = 1 turn to left
l # : moves # turns to left]]
args = {...}

function main()
    local numTurns = 0

    if args[1] ~= nil then
        if args[1]:lower() == "h" then
            term.clear()
            term.setCursorPos(1,1)
            print(usage)
            print("Fuel Level: "..turtle.getFuelLevel())
            error()
        else
            numTurns = tonumber(args[1])
            if numTurns == nil then
                print("Use a number as argument, not "..args[1])
                error()
            end
            for i = 1, numTurns do
                turtle.turnLeft()
            end
        end
    else
        turtle.turnLeft()
        numTurns = 1
    end

    print("Turned Left "..numTurns.." times. Fuel: "..turtle.getFuelLevel())
end

main()