git/list[1] front-page[2] threads[3] people[4] search[5] about
 

Re: Bug report: Author/Commit date in ISO 8601 format

From
OBOliver Busch <oliver.busch@arc-aachen.de>
Date
Aug 26, 2014, 13:19 UTC
Message-ID
<53FC894F.9060402@arc-aachen.de>
In-Reply-To
<20140826130610.GG29180@peff.net>
PS: As far as I understand it, there is no "optionality" of the "T" as 
an indicator for the start of the time part.
Am 26.08.2014 um 15:06 schrieb Jeff King:
Show 36 quoted lines
> On Tue, Aug 26, 2014 at 09:29:44AM +0200, Oliver Busch wrote:
>
>> I encountered the following problem: When using the date formatting option
>> ISO (either by setting --date=iso or using format:%ci for the committer
>> date), the output is formatted like this:
>>
>> 2014-08-25 17:49:43 +0200
>>
>> But according to ISO 8601, should be formatted like this (see
>> http://www.w3.org/TR/NOTE-datetime):
>>
>> 2014-08-25T17:49:43+02:00
> Yeah, it is not strictly ISO but more ISO-like (to further add
> confusion, it is mostly RFC3339, which claims to be a "profile of
> ISO8601". But we don't follow the timezone conventions there. Yeesh).
>
> Interestingly, this actually came up when the feature was added:
>
>    http://thread.gmane.org/gmane.comp.version-control.git/52414/focus=52585
>
> but there was some discussion of ISO8601's weird phrasing of "T" being
> optional.
>
>> I therefore suggest to adapt the output when using --date=iso or
>> format:%ci to comply 100% with the ISO 8601 specs, or at least change
>> documentation to say the output is only "ISO-like".
> I think changing the output at this point would cause backwards
> compatibility problems (not to mention that it's a lot less readable for
> humans).
>
> Patches welcome for a documentation update. I also think something like
> --date=iso8601-strict might make sense for the case of feeding the
> result to another parser.
>
> -Peff
>
-- 
Oliver Busch, M.Eng.

Airport Research Center GmbH
Bismarckstraße 61
52066 Aachen
Germany

Phone: +49 241 16843-161
Fax: +49 241 16843-19
e-mail: Oliver.Busch@arc-aachen.de
Website: http://www.airport-consultants.com

Register Court: Amtsgericht Aachen HRB 7313
Ust-Id-No.: DE196450052

Managing Directors:
Dipl.-Ing. Tom Alexander Heuer
Previous: Oliver BuschNext: Jeff King
Message 4 of 8 in “Bug report: Author/Commit date in ISO 8601 format”
  1. Oliver BuschAug 26, 2014
  2. Jeff KingAug 26, 2014
  3. Oliver BuschAug 26, 2014
  4. Oliver BuschAug 26, 2014
  5. Jeff KingAug 26, 2014
  6. Jason PyeronAug 26, 2014
  7. Jeff KingAug 26, 2014
  8. Oliver BuschAug 27, 2014

Read the whole thread, see it on lore, or plain text.

$ cat FOOTERMessages come from the public archive at lore.kernel.org/git, fetched every hour. The front page is chosen and written each morning by an AI editor and can be wrong; the threads themselves are the record. About and API. For agents: an MCP server at https://gitlist.dev/mcp, and any thread, story or person page as Markdown by adding .md to its URL (or sending Accept: text/markdown). Details in /llms.txt.