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From: Hans Hagen <pragma@wxs.nl>
To: ntg-context@ntg.nl
Subject: Re: \restorecounter ignores first save
Date: Sun, 28 Aug 2016 17:16:57 +0200	[thread overview]
Message-ID: <b790c0e8-9851-956c-ab93-61a4d7dee821@wxs.nl> (raw)
In-Reply-To: <57C1989F.9050305@gmail.com>

On 8/27/2016 3:41 PM, Wolfgang Schuster wrote:
> Hi Hans,
>
> the save/restore state for the counter in the example is ignored.
>
> %%%% begin example
> \enabletrackers[structures.counters]
>
> \definecounter[test]
>
> \starttext
>
> \incrementcounter[test]
> \convertedcounter[test]
>
> \dorecurse{10}
>   {\savecounter[test]
>    \incrementcounter[test]
>    \convertedcounter[test]
>    \restorecounter[test]
>    \par}
>
> \stoptext
> %%%% end example
>
>
> The problem is the check for the table size in the counters.restore
> function because after the first save the size of the table is 1:
>
> function counters.restore(name)
>     local cd = counterdata[name]
>     if not cd then
>         report_counters("invalid restore, no counter %a",name)
>         return
>     end
>     local saved = cd.saved
>     if not saved then
>         -- is ok
>     elseif #saved > 1 then

should be > 0

>         cd.data = remove(saved)
>     else
>         report_counters("restore without save for counter %a",name)
>     end
> end
>
>
>
> Wolfgang
> ___________________________________________________________________________________
>
> If your question is of interest to others as well, please add an entry
> to the Wiki!
>
> maillist : ntg-context@ntg.nl /
> http://www.ntg.nl/mailman/listinfo/ntg-context
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> ___________________________________________________________________________________


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___________________________________________________________________________________
If your question is of interest to others as well, please add an entry to the Wiki!

maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context
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archive  : http://foundry.supelec.fr/projects/contextrev/
wiki     : http://contextgarden.net
___________________________________________________________________________________

      reply	other threads:[~2016-08-28 15:16 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-08-27 13:41 Wolfgang Schuster
2016-08-28 15:16 ` Hans Hagen [this message]

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