From: Dmitry Gutov <dgutov@yandex.ru>
To: Yoichi Nakayama <yoichi.nakayama@gmail.com>
Cc: 24252@debbugs.gnu.org
Subject: bug#24252: 25.1; json.el doesn't distinguish null and empty object
Date: Sat, 20 Aug 2016 03:52:29 +0300 [thread overview]
Message-ID: <f6ed7090-a639-727e-c030-8006696a2833@yandex.ru> (raw)
In-Reply-To: <CAF5D8-tPzpJ3ZjSs8iFojUCniOo=fbp0x108rfQaQN6AGZbfFw@mail.gmail.com>
On 08/20/2016 02:45 AM, Yoichi Nakayama wrote:
>> Why don't you bind json-null to whatever value you need?
>
> (let ((json-null 'NULL)) (json-encode (json-read-from-string "{}")))
> "\"nil\""
Okay then:
ELISP> (let ((json-object-type 'hash-table)) (json-encode
(json-read-from-string "{}")))
"{}"
>> By the way, another option to distinguish nil and {} is to bind json-object-type to `hash-table'. An empty hash table is not nil.
>
> It does not work because
Where/how doesn't it work?
> json-pretty-print overwrites json-object-type.
Maybe the fix could be in json-pretty-print.
next prev parent reply other threads:[~2016-08-20 0:52 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-17 14:54 bug#24252: 25.1; json.el doesn't distinguish null and empty object Yoichi Nakayama
2016-08-19 2:06 ` Dmitry Gutov
2016-08-19 23:45 ` Yoichi Nakayama
2016-08-20 0:52 ` Dmitry Gutov [this message]
2016-08-20 6:12 ` Yoichi Nakayama
2016-08-21 1:30 ` Yoichi Nakayama
2016-08-21 3:42 ` Dmitry Gutov
2016-08-21 12:11 ` Yoichi Nakayama
2016-08-21 13:32 ` Yoichi Nakayama
2016-08-21 15:06 ` Yoichi Nakayama
2016-08-27 0:05 ` Dmitry Gutov
2018-05-17 14:39 ` Damien Cassou
2018-05-19 6:52 ` Damien Cassou
2018-05-28 15:21 ` Nicolas Petton
2018-06-11 13:36 ` Damien Cassou
2018-06-12 17:14 ` Eli Zaretskii
2018-06-13 7:13 ` Damien Cassou
2018-06-13 13:05 ` Nicolas Petton
2018-06-13 16:55 ` Eli Zaretskii
2018-06-14 9:04 ` Nicolas Petton
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