[luatex] Unicode support

[Werner LEMBERG]

>> Having a closer look it seems that this file only handles the BMP
>> (i.e., the range U+0000 to U+FFFF), which is, well, not optimal.
>> Wouldn't it make thus sense to switch to an actively maintained
>> UTF-8 library like 'luautf8'?
>>    https://github.com/starwing/luautf8
>
> basically the slunicode is obsolete (but kept) ...

Ok.

> one can just write lua helpers instead (the are are some traversers
> etc in the string namespace)

What exactly do you mean with 'lua helpers'?  My question is rather
about patterns like `%a` that currently don't cover recent Unicode
versions, AFAICS.  Do you expect users to write a replacement by
themselves?


    Werner