foreignquote ...

[oetiker]

trying to make locally endes with

LaTeX Font Warning: Font shape `TU/cmuntt.otf(1)/b/n' undefined
(Font)              using `TU/cmuntt.otf(1)/m/n' instead on input line 3.


LaTeX Font Warning: Font shape `TU/cmuntt.otf(1)/m/it' undefined
(Font)              using `TU/cmuntt.otf(1)/m/n' instead on input line 3.

) (./pdfbuild/lshort_input.exa
! Extra }, or forgotten \endgroup.
<argument> ...ettextdirection:n {\l_tmpa_tl }{\group_begin: }
                                                  
l.3   Мир спасёт красота}
                                       .
 19137 words of node memory still in use:
   132 hlist, 12 vlist, 10 rule, 80 disc, 16 local_par, 10 dir, 14 math, 441 gl
ue, 100 kern, 63 penalty, 16 margin_kern, 1383 glyph, 447 attribute, 127 glue_s
pec, 447 attribute_list, 6 temp, 3 if_stack, 1 shape, 26 write, 36 pdf_literal,
 1 pdf_dest, 2 pdf_action, 97 pdf_colorstack nodes
   avail lists: 1:1,2:800,3:321,4:238,5:507,6:83,7:4983,8:55,9:641,10:13,11:344

!  ==> Fatal error occurred, no output PDF file produced!
Transcript written on lshort.log.
make: *** [Makefile:35: lshort.pdf] Error 1

could it be that the foreignquote command is very new or version dependent in some way ?

[marcin-serwin]

\foreignquote is not new but was fixed recently so it requires version 1.57 of polyglossia.