[NTG-context] Error markers for invalid section references

Hans Hagen pragma at wxs.nl
Mon Jan 7 22:56:37 CET 2013


On 1/7/2013 1:02 PM, Marco Patzer wrote:
> Hi,
>
> in the final stage of a document I always run a grep for ?? and
> xxxx on the document to find invalid references and missing
> bibliography entries.
>
> However, in documents that do not have a section number the
> references to the number are also wrong, they need to be references
> to the name instead of the number. In this case no error marker is
> printed and AFAIK not even a hint in the log file. The correct way
> is to use \about instead of \in. Here's an example:
>
> \setuphead [section] [number=no]
> \starttext
>
> \startsectionlevel [title=Alpha]
>    See section \in[invalid]. \par %% prints ??
>    See section \in[sec:bar]. \par %% prints nothing
>    See section \about[sec:bar].   %% correct reference
>
>    \startsectionlevel [title=Foo]
>    \stopsectionlevel
>    \startsectionlevel [title=Bar, reference=sec:bar]
>    \stopsectionlevel
> \stopsectionlevel
>
> \stoptext
>
> The wrong \in[invalid] reference receives an easy to find error
> marker and an entry in the log file. The wrong entry \in[sec:bar] is
> hard to find.
>
> Is there a way to add ?? for those cases as well?

I'll print an !! although it might become optional at some point if I 
find that it has unwanted side effects.

Hans


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