[luatex] How to query fonts.handlers

Ulrike Fischer luatex at nililand.de
Thu Feb 7 10:52:12 CET 2019

Am Thu, 7 Feb 2019 09:12:57 +1300 schrieb Henri Menke:

> Yes, but the other code also works in ConTeXt.  The usage of table.keys
> is actually not necessary and just masked the fact that lookupcache in
> plain LuaTeX is nil.

I found the  kern and ktest table in 

for k,v in pairs(tfmdata.shared.rawdata.resources.features.gpos) do

the lookupcache seems to be a context specific optimization.

Ulrike Fischer 

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