On Tue, Aug 13, 2019 at 03:43:25PM +0200, Jürgen Spitzmüller wrote:
> Seems we already account for the problem with some \expandafter trickery,
> see InsetTabular:2473ff. and 2603ff.
>
> Alas, the trick breaks as soon as the positioning argument of \cmidrule is
> used. If somebody feels brave enough to tinker with expansion, please tell
> me which \expandafter's are missing here:
>
> \expandafter\cmidrule\expandafter{\expandafter1\string-1}\expandafter\cmidrule(lr)\expandafter{\expandafter2\string-2}\expandafter\cmidrule\expandafter{\expandafter3\string-3}
If no one chimes in in couple days I can ask on cz list.
Pavel
