Previews and \jobname, was it a good idea?

[Andrew Parsloe]

On 27/07/2022 8:14 pm, Jean-Marc Lasgouttes wrote:
> Le 27/07/2022 à 09:25, Andrew Parsloe a écrit :
>> As the person who nagged Enrico to make \jobname easily accessible in 
>> preview files, I am 7 years older now, have more experience with 
>> expl3 (the programming language of LaTeX3) and have superseded the 
>> calculyx package which was available on the LyX wiki with the 
>> numerica package on CTAN. This is a standalone LaTeX package not 
>> specifically tailored for use with LyX as calculyx was. I have no 
>> objection if you decide to change the behaviour of \jobname in previews.
>
> Thanks, Andrew, for this information. Indeed, if there is no other 
> valid use for \jobname in previews, reverting the patch would be the 
> simplest solution.
>
> What is your experience with expl3? The few bits of the terribly wordy 
> syntax frightened me a bit :)
>
> JMarc

Yes, expl3 is verbose but I've got used to it. It makes programming in 
LaTeX more like using a procedural language. I never mastered TeX (all 
those \expandafter-s) and reached my limit at about 20 lines, whereas 
numerica.sty is over 3000.

Andrew