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From: Vladimir Davydov <vdavydov.dev@gmail.com>
To: Serge Petrenko <sergepetrenko@tarantool.org>
Cc: tarantool-patches@freelists.org, kostja@tarantool.org
Subject: Re: [PATCH v2 1/8] lua: fix decimal comparison with nil
Date: Wed, 14 Aug 2019 14:00:49 +0300	[thread overview]
Message-ID: <20190814110049.GD13834@esperanza> (raw)
In-Reply-To: <af34745174a7b8094bb542ceac57d42e1600fbd6.1565263272.git.sergepetrenko@tarantool.org>

On Thu, Aug 08, 2019 at 02:55:52PM +0300, Serge Petrenko wrote:
> diff --git a/test/app/decimal.result b/test/app/decimal.result
> index b53f4e75d..633f3681a 100644
> --- a/test/app/decimal.result
> +++ b/test/app/decimal.result
> @@ -223,6 +223,32 @@ b
>   | - '0.1'
>   | ...
>  
> +-- check comparsion with nil
> +a == nil
> + | ---
> + | - false
> + | ...
> +a ~= nil
> + | ---
> + | - true
> + | ...
> +a > nil
> + | ---
> + | - false
> + | ...
> +a < nil
> + | ---
> + | - false
> + | ...
> +a >= nil
> + | ---
> + | - false
> + | ...
> +a <= nil
> + | ---
> + | - false
> + | ...

== and ~= are fine, but <=, <, >, >= look weird. Besides, they won't
work with numbers and strings. So I don't think it's a good idea to
introduce this functionality for decimals. Could you please implement
comparison with nil only for == and ~= operators?

  parent reply	other threads:[~2019-08-14 11:00 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-08 11:55 [PATCH v2 0/8] Decimal indices Serge Petrenko
2019-08-08 11:55 ` [PATCH v2 1/8] lua: fix decimal comparison with nil Serge Petrenko
2019-08-12 21:16   ` Konstantin Osipov
2019-08-14 11:00   ` Vladimir Davydov [this message]
2019-08-14 22:17     ` Konstantin Osipov
2019-08-08 11:55 ` [PATCH v2 2/8] decimal: fix encoding numbers with positive exponent Serge Petrenko
2019-08-12 21:18   ` Konstantin Osipov
2019-08-13  9:00     ` [tarantool-patches] " Serge Petrenko
2019-08-14 22:21       ` Konstantin Osipov
2019-08-14 11:56   ` Vladimir Davydov
2019-08-08 11:55 ` [PATCH v2 3/8] lua/pickle: fix a typo Serge Petrenko
2019-08-12 21:18   ` Konstantin Osipov
2019-08-14 11:12   ` Vladimir Davydov
2019-08-14 11:15     ` Serge Petrenko
2019-08-08 11:55 ` [PATCH v2 4/8] lua: rework luaL_field types to support msgpack extensions Serge Petrenko
2019-08-12 21:23   ` Konstantin Osipov
2019-08-13 13:15     ` [tarantool-patches] " Serge Petrenko
2019-08-14 22:23       ` Konstantin Osipov
2019-08-15  8:27         ` Serge Petrenko
2019-08-16  8:06           ` Konstantin Osipov
2019-08-08 11:55 ` [PATCH v2 5/8] box: rework field_def and tuple_compare to work with mp_field_type instead of mp_type Serge Petrenko
2019-08-12 21:28   ` Konstantin Osipov
2019-08-08 11:55 ` [PATCH v2 6/8] decimal: allow to encode/decode decimals as MsgPack Serge Petrenko
2019-08-12 21:29   ` Konstantin Osipov
2019-08-12 21:34   ` Konstantin Osipov
2019-08-13 14:01     ` Serge Petrenko
2019-08-14 22:25       ` Konstantin Osipov
2019-08-08 11:55 ` [PATCH v2 7/8] decimal: add conversions to (u)int64_t Serge Petrenko
2019-08-12 21:39   ` Konstantin Osipov
2019-08-13 14:18     ` Serge Petrenko
2019-08-14 22:26       ` Konstantin Osipov
2019-08-14 22:29         ` Konstantin Osipov
2019-08-08 11:55 ` [PATCH v2 8/8] decimal: allow to index decimals Serge Petrenko
2019-08-08 13:42   ` Serge Petrenko
2019-08-12 21:41   ` Konstantin Osipov

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