Re: Converting nested tables [to latex ; from docx or odt]

[John MacFarlane <jgm-TVLZxgkOlNX2fBVCVOL8/A@public.gmane.org>]

In general I don't think we have very good support for nested
tables.  I'm sorry, I don't have any particular suggestions that
can help.  But feel free to file a bug report or two if you like.

Yann Barsamian <yann.barsamian-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> writes:

> Dear all,
>
> I am new to pandoc, and searched this forum of discussion without finding 
> any similar issue. Here is a bug I think I found. I reduced the input 
> document to an almost minimal form, and it is attached to this message.
>
> I am working under ubuntu 20.04, and downloaded the latest pandoc 2.14.1.
>
> The issue is related to a document that contains an array, and inside one 
> of the cells of this array, there is another array.
>
>
> 1. Bug from .docx to latex
>
> Here is the conversion line I used :
>
> pandoc --standalone --extract-media=. -t latex -f docx Nested_arrays.docx 
> -o Nested_arrays.tex
>
> When doing this conversion, pandoc sees that there is a table inside the 
> table. Hence, pandoc produces a longtable nested inside another longtable. 
> And this produces a latex error
>
> ! Forbidden control sequence found while scanning use of \LT@nofcols.
>
> I'm not using longtables usually in my latex code, but after some search on 
> the internet, maybe the problem comes from an impossibility to nest a 
> longtable inside another longtable, hence the output should be changed ? 
> Here is how I fixed this error, by modifying the .tex output by pandoc:
>
> * changing the longtable inside the bigger one to a tabular
> * and, of course, removing \endhead of this inner array because tabulars do 
> not have \endhead
>
>
> 2. Bug from .odt (to latex, to markdown...)
>
> I thought that maybe the bug was linked to the .docx document I received 
> from my colleague, so I saved the document to a .odt document. And this is 
> way worse ! This time, the line containing the nested array is simply not 
> output at all, neither if I ask to produce latex, nor if I ask pandoc to 
> produce markdown.
>
> pandoc --standalone --extract-media=. -t latex -f odt Nested_arrays.odt -o 
> Nested_arrays.tex
>
>
> 3. Finally, but this time I saw that this has already been discussed : as 
> you can see, the inner table would be clearer for pupils with all lines 
> drawn, because it is intended to be a clear array that pupils have to fill. 
> If there was a way to specify that "I want to keep all those ugly lines 
> inside the output latex code please, whatever you think of this design 
> choice", this would be awesome :)
>
>
> Thanks in advance for your replies, and have a nice day.
>
> Yann
>
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