Re: Lua filters and possible error

[Bastien DUMONT <bastien.dumont-VwIFZPTo/vqsTnJN9+BGXg@public.gmane.org>]

If I understand the question correctly, it has to do with the fact that the LaTeX reader doesn't read the line \babelprovide[main,import]{french} from the file produced by `pandoc sample.md -s -o sample.tex`, as the following command evidences:

$ pandoc -t latex -s <<< '
---
lang: fr-FR
date: 01/01/2001
---

Mot
' | pandoc -f latex -t native -s

Le Sunday 19 November 2023 à 11:02:45AM, John MacFarlane a écrit :
> Do you have something like this in sample.md?
> 
> ---
> lang: fr-FR
> ...
> 
> 
> > On Nov 18, 2023, at 3:39 PM, Apprentice Ship <tex.apprentice-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> wrote:
> > 
> > I am trying to understand a bit more about Lua filters, in particular "spellcheck" in the repository.
> > 
> >    https://github.com/pandoc/lua-filters/tree/master/spellcheck
> > 
> > and my understanding is that the filters will act on the AST, but a sequence of:
> > 
> > $ pandoc sample.md -s -o sample.tex
> > 
> > $ pandoc --lua-filter spellcheck.lua sample.md
> > summer
> > missspeling [en]
> > 
> > $ pandoc --lua-filter spellcheck.lua sample.tex
> > des
> > français
> > missspeling
> > english
> > sont
> > Ces
> > Mais
> > 
> > seems to show that the Pandoc (ver 3.1.9) is not understanding the language metadata, as used by the LaTeX-writer. In fact, I do not see the the main-language metadata entry under either of the commands:
> > 
> >      pandoc -t native sample.md
> >      pandoc -t native sample.tex
> > 
> > Is that what is going on here? 
> > 
> > Joshua
> > 
> > 
> > 
> > 
> > 
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