【入门夯实】参数透传：父函数参数直传子函数的规范

local function entry(actor, name, level, job, guild)
    validate(name, level, job, guild)
end
local function validate(name, level, job, guild)
    checkGuild(name, guild)
end
local function checkGuild(name, guild)
    sendmsg(nil, 1, name .. " 行会：" .. tostring(guild))
end

local function makeCtx(actor, name, level, job, guild)
    actor = getplayerbyname(actor)
    return { actor = actor, name = name, level = level,
        job = job, guild = guild }
end
local function entry(name, level, job, guild)
    local ctx = makeCtx(name, level, job, guild)
    validate(ctx)
end
local function validate(ctx)
    if ctx.level < 30 then
        sendmsg(nil, 1, "等级不足 30。")
        return
    end
    checkGuild(ctx)
end
local function checkGuild(ctx)
    sendmsg(nil, 1, ctx.name .. " 行会：" .. tostring(ctx.guild))
end

local function settleAmount(ctx)
    local amount = ctx.amount
    ctx.status = "settled"
    return amount
end