【入门夯实】赎罪卷柜台：return (fn())截断多返回值

local function redeemWrap(actor, count)
    return (redeem(actor, count))
end

local function redeem(actor, count)
    actor = getplayerbyname(actor)
    local done = tonumber(getplayvar(actor, "HUMAN", "RedeemCnt")) or 0
    if done >= 5 then
        return false, 0, "今日赎罪卷兑换已达 5 次上限"
    end
    if not takeitem(actor, "赎罪卷", count) then
        return false, 5 - done, "赎罪卷不足"
    end
    setplayvar(actor, "HUMAN", "RedeemCnt", done + count, 1)
    return true, 5 - done - count, ""
end
local function redeemWrap(actor, count)
    return redeem(actor, count)
end

local function two()
    return 1, 2
end
local function demo()
    local t1 = {two()}
    local t2 = {two(), two()}
    return #t1, #t2
end