[Tarantool-patches] [PATCH 1/6] Fix luacheck warnings in src/lua/

[Igor Munkin]

Vlad,

Thanks for the fixes!

On 15.04.20, Vladislav Shpilevoy wrote:
> Thanks for the patch!
> 
> Consider more fixes below and on the branch in a separate commit.
> That allowed to remove some warning mutes from the luacheck
> config.
> 
> ====================
> 
>     Review fixes: src/lua
> 
> 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).

> -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.

>      -- MP_UUID
> -    [2] = function(data, len) local uuid = ffi.new("struct tt_uuid") builtin.uuid_unpack(data, len, uuid) return uuid end,
> +    [2] = function(data, len)
> +        local uuid = ffi.new("struct tt_uuid")
> +        builtin.uuid_unpack(data, len, uuid)
> +        return uuid
> +    end,
>  }
>  
>  local function decode_ext(data)

-- 
Best regards,
IM