[luatex] Building a PDF with Lua code, without a TeX stub

[David Carlisle]

with zz.lua as posted at the start of the thread and

luafmt.ini looking like


\catcode`\{=1
\catcode`\}=2
\let\DUMP\dump
\let\dump\relax
\input{luatex.ini}
\expandafter\everyjob\expandafter{\the\everyjob
\directlua{require("\jobname")}\end}
\DUMP




then

luatex --ini luafmt.ini



makes a format file and



 luatex \&luafmt zz.lua


makes

Output written on zz.pdf (1 page, 11241 bytes).


with zz.pdf saying hello world.

David