[NTG-context] \dodoubleemptywithset not working in LMTX

[Christoph Reller]

On Sun, Dec 20, 2020 at 4:32 PM Wolfgang Schuster <
wolfgang.schuster.lists at gmail.com> wrote:

> Christoph Reller schrieb am 20.12.2020 um 16:15:
> > Hi,
> >
> > The following MNWE uses \dodoubleemptywithset. In ConTeXt MKIV it
> > works as expected, In ConTeXt LMTX an error results.
>
> It's a bug, the wrong argument is passed as comma list.
>
> \permanent\tolerant\protected\def\dodoubleemptywithset#1#*[#2]#*[#3]%
>    {\doifsomething{#2}%
>       {\def\syst_helpers_with_set_step##1{#1[##1][#3]}%
> -     \processcommalist[#1]\syst_helpers_with_set_step}}
> +     \processcommalist[#2]\syst_helpers_with_set_step}}
>
> \permanent\tolerant\protected\def\dotripleemptywithset#1#*[#2]#*[#3]#*[#4]%
>    {\doifsomething{#2}%
>       {\def\syst_helpers_with_set_step##1{#1[##1][#3][#4]}%
> -     \processcommalist[#1]\syst_helpers_with_set_step}}
> +     \processcommalist[#2]\syst_helpers_with_set_step}}
>
> Wolfgang


Thank you Wolfgang for the fast response! (And sorry for having provided a
faulty MWE.)

Cheers,
Christoph
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