[luatex] Option handling in LuaLaTeX package

[Joseph Wright]

On 04/06/2019 14:45, Ulrike Fischer wrote:
> Am Tue, 4 Jun 2019 11:37:31 +0200 schrieb Urs Liska:
> 
>> To reiterate the question: Is this approach to handling options
>> something that already exists (so we shouldn't have bothered with the
>> implementation in the first place)? If not am I right with the
>> assumption that it would be a good idea to make it available as a
>> generic package, say `luaoptions`?
> 
> I only looked very briefly at the description so perhaps missed a
> point. key-val-syntax is certainly used a lot by various packages,
> but normally packages are written so that they can be used with more
> than one engine, so a key-val-system that requires luatex as engine
> is probably useful only for a small number of packages.
> 
> 

Also, you loose any TeX catcode information, which may be important in 
some cases.

Joseph