Am Mittwoch, 13. Dezember 2023, 21:57:35 CET schrieb Bruce Horrocks:
> 
> > On 13 Dec 2023, at 17:13, Gerion Entrup <gerion.entrup@flump.de> wrote:
> > 
> > Is there a simple way to define a new command/environment and handle
> > the keyword arguments in Lua? For example defining a frontend command
> > like this:
> 
> I don't have the answer to your other questions but I do have an example for this one.
> It's not mine - I'm fairly sure it came from this list but I can't find who that was any more.
> 
> \startluacode
> userdata = userdata or { }
> 
> function userdata.mycommand(keywords, keyvals, str) 
>     keyword_options = utilities.parsers.settings_to_array(keywords)
>     named_values = utilities.parsers.settings_to_hash(keyvals)
>     
>     context('First option = ' .. keyword_options[1])
>     context('\\par')
>     context('Color chosen = ' .. named_values['color'])
>     context('\\par')
>     context('Curly braces = ' .. str)
>     context('\\par')
> end
> \stopluacode
> 
> \def\mycommand[#1][#2]#3{\ctxlua{
>     userdata.mycommand('#1', '#2', [==[#3]==])}} 
> 
> \starttext
> \mycommand[top, inmargin, now][color=green, roof=gabled]{Anne of Green Gables?}
> \stoptext

Thank you. That helps a lot already!

Gerion