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From: Vladislav Shpilevoy <v.shpilevoy@tarantool.org>
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Date: Wed, 15 Apr 2020 23:40:59 +0200
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Subject: Re: [Tarantool-patches] [PATCH 1/6] Fix luacheck warnings in
	src/lua/
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To: Igor Munkin <imun@tarantool.org>
Cc: o.piskunov@tarantool.org, tarantool-patches@dev.tarantool.org

>> diff --git a/src/lua/fiber.lua b/src/lua/fiber.lua
>> index 89c17f63d..692408e54 100644
>> --- a/src/lua/fiber.lua
>> +++ b/src/lua/fiber.lua
>> @@ -40,7 +40,7 @@ fiber.stall = nil
>>  
>>  local worker_next_task = nil
>>  local worker_last_task = nil
> 
> It looks like this assignment can also be omitted (anyway luacheck also
> reports it as a warning).

It didn't report for me.

>> -local worker_fiber = nil
>> +local worker_fiber
>>  
>>  --
>>  -- Worker is a singleton fiber for not urgent delayed execution of
> 
> <snipped>
> 
>> diff --git a/src/lua/msgpackffi.lua b/src/lua/msgpackffi.lua
>> index 9105c3f23..793f47854 100644
>> --- a/src/lua/msgpackffi.lua
>> +++ b/src/lua/msgpackffi.lua
>> @@ -501,7 +501,11 @@ local ext_decoder = {
>>      -- MP_DECIMAL
>>      [1] = function(data, len) local num = ffi.new("decimal_t") builtin.decimal_unpack(data, len, num) return num end,
> 
> I guess MP_DECIMAL decoder can also be transformed to multiline function.

It can, but luacheck does not complain about it (on my machine),
so I decided to keep it to reduce diff size.