[luatex] Newbie question: how to stop TeX trying to interpret Lua?

[luigi scarso]

On Mon, Apr 4, 2011 at 4:07 PM, luigi scarso <luigi.scarso at gmail.com> wrote:
> In this sense
> <<text>>
> and
> \directlua{tex.print([=[<<text>>]=])}
> should always be the same .
Of course no:

\bgroup
\catcode `\_=0
\catcode `\[=0
_TeX\TeX[TeX

%error
%\directlua{tex.print([=[_TeX\TeX]=])}
\egroup

\bye



-- 
luigi