On Tue, 15 Sep 2020, Wolfgang Schuster wrote:
> Aditya Mahajan schrieb am 15.09.2020 um 05:30:
> > The following MWE gives an error with LMTX 2020.09.05
> >
> >
> > \usemodule[vim]
> > \definevimtyping[MATLABCODE][syntax=matlab]
> >
> > \starttext
> > \startMATLABCODE
> > saveas(gcf(), "output/same-sigma.png")
> > \stopMATLABCODE
> > \stoptext
> >
> > The error message is:
> >
> > callback error:
> > ...metatex/texmf-context/tex/context/base/mkiv/lang-ini.lua:509: bad
> > argument #1 to 'prehyphenchar' (luatex.lang expected, got no value)
> > stack traceback:
> > [C]: in function 'lang.prehyphenchar'
> > ...metatex/texmf-context/tex/context/base/mkiv/lang-ini.lua:509: in
> > field 'prehyphenchar'
> > ...metatex/texmf-context/tex/context/base/mkiv/typo-brk.lua:171: in
> > local 'method'
> > ...metatex/texmf-context/tex/context/base/mkiv/typo-brk.lua:392: in
> > upvalue 'typesetters_breakpoints_handler'
> > [string "local tonut = nodes.tonut..."]:16: in function <[string
> > "local tonut = nodes.tonut..."]:11>
> > (...tail calls...)
> > ...metatex/texmf-context/tex/context/base/mkiv/node-pro.lua:88: in
> > function <...metatex/texmf-context/tex/context/base/mkiv/node-pro.lua:79>
> >
> > 1 >> \SYNBOL{}saveas(gcf(), \SYN[String]{"output/same-sigma.png"})\SYNEOL{}
> > 2
> > mtx-context | fatal error: return code: 256
> >
> > Any idea what is going on?
>
> You have to add \resetbreakpoints to the vim/filter module.
Thanks. I had:
\doifnotinset{\v!hyphenated}{\externalfilterparameter\c!option}
{\language\minusone}%
which I changed to
\doifnotinset{\v!hyphenated}{\externalfilterparameter\c!option}
{\language\minusone
\resetbreakpoints}%
and this fixed the error.
Thanks,
Aditya
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