Re: raw_tex commands substitution with bibtex input

[John MacFarlane <fiddlosopher-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>]

We should probably enable raw_tex for bibtex input.  Feel free to raise an issue on the tracker for this.

> On Mar 8, 2023, at 4:48 PM, bapt a <auguieba-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> wrote:
> 
> Hi,
> 
> I'm not sure how to approach this: suppose I want to produce html output from a .bib file uses LaTeX commands such as `\textregistered`, or `\myname` as an alias, etc. but outside a math environment (`$\textregistered$` would be fine, as it's handled as Inline Math and passed to mathjax). 
> 
> With a different input format, I could use the `+raw_tex` extension to make sure pandoc does not drop the latex commands, and have a Lua filter perform the desired substitutions, as in this answer: https://stackoverflow.com/a/56391373
> 
> Unfortunately, I'm getting this message from pandoc: "The extension raw_tex is not supported for bibtex"
> 
> Is there a workaround for such substitutions? 
> 
> Many thanks,
> 
> baptiste
> 
> 
> ---
> pandoc test.bib --from bibtex+raw_tex -t csljson -o test.json
> 
> sample bibtex
> 
> @preamble{"\providecommand{\textregistered}{\unicode{xAE}}"}
> @preamble{"\providecommand{\customalias}{Akshay Agrawal}"}
> 
> @article{agrawal2021mde,
> 	author = {\customalias and Alnur Ali and Stephen Boyd},
> 	doi = {10.1561/2200000090},
> 	journal = {Foundations and Trends{\textregistered} in Machine Learning},
> 	number = {3},
> 	pages = {211--378},
> 	publisher = {Now Publishers},
> 	title = {Minimum-Distortion Embedding},
> 	url = {https://doi.org/10.1561/2200000090},
> 	volume = {14},
> 	year = {2021},
> 	bdsk-url-1 = {https://doi.org/10.1561/2200000090}}
> 
> 
> 
> 
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