Lua Slot System change format

[beenii]

Hi friends, actuality my slot system

i modify this fuction:

function getSlotType(n) --By mock the bear
    if not n then
        return false
    end
    if n:match('%[(.+)]') then
        n = n:match('%[(.+)]')
        if n == '?' then
            return 0,n
        else
            return n:match('(.-)%.([+-])(%d+)')
        end
    else
        return false
    end

and read this description:
15:42 You see a demon shield (Def:35).
It weighs 26.00 oz.
[regeneration.+8] [dist.+4]

i want modify function getSlotType(n) for read this format:
15:42 You see a demon shield (Def:35).
It weighs 26.00 oz.
[regeneration: +8] [dist: +4]