Code review comment for lp:~zorba-coders/zorba/bug-996084-reuse-stream

> I don't believe it can be done that way, because the base64 module is an
> internally-implemented module. In release mode, the .xq file for the module
> won't even be parsed, so it cannot contain user-defined functions. Matthias,
> correct me if I'm wrong.
It could but it would require us to process the .xq file at runtime which I wanted to avoid given the fact that it doesn't make the C++ implementation too complex.