The following:
\setupdirections[bidi=global]
\definefallbackfamily[mainface][serif][SBL
Hebrew][range={0591-05F4,FB1D-FB4F}]
\definefontfamily[mainface][serif][TeX Gyre Termes]
\setupbodyfont[mainface, 10pt]
\starttext
xxxx yyyy zzzz \setupalign[rtl]{
ﬡﬡﬡﬡﬡﬡﬢﬢﬢﬢﬢ
}
\setupalign[ltr]aaaa bbbb
\stoptext
sets as it should with ConTeXt ver: 2018.09.13, LuaTeX, Version 1.09.0
(and several betas later).
But with ConTeXt ver: 2019.05.12, LuaTeX, Version 1.10.1
it complains with:
lua error > lua error on line 8 in file ...test-03.tex:
...eXt/tex/texmf-context/tex/context/base/mkiv/font-oup.lua:1317: bad
argument #1 to 'concat' (table expected, got number)
1 \setupdirections[bidi=global]
2
3 \definefallbackfamily[mainface][serif][SBL
Hebrew][range={0591-05F4,FB1D-FB4F}]
4
5 \definefontfamily[mainface][serif][TeX Gyre Termes]
6
7 \setupbodyfont[mainface, 10pt]
8 >>
9 \starttext
10 xxxx yyyy zzzz \setupalign[rtl]{
11 ﬡﬡﬡﬡﬡﬡﬢﬢﬢﬢﬢ
12 }
13 \setupalign[ltr]aaaa bbbb
14
15 \stoptext
16
mtx-context | fatal error: return code: 256
Has something changed in how such l2r fonts should be invoked?
Alan