# [NTG-context] Using lua with the command line for "macros"

Kumar Appaiah a.kumar at alumni.iitm.ac.in
Mon Oct 14 03:01:07 CEST 2013

```Hi.

At the outset, I understand that this is a slight abuse of LuaTeX and
this can be done with plain TeX. Nevertheless, I'd like to see if a
solution exists for this approach.

I'm trying to use Lua with ConTeXt as a macro preprocessor. To be more
clear, I have files A.lua, B.lua which define some variables:

A.lua:
var1 = "something for a"
var2 = "something else for a"

B.lua:
var1 = "something for b"
var2 = "something else for b"

And, in my ConTeXt file, I would write:
…
I will get \directlua{tex.print(var1) and \directlua{tex.print(var2)}.
…

Now, with lualatex, I use the --lua command line option to pass the
initial lua file name. However, for context, I've not found a way to