How do I use a Perl package known only in runtime?

Question

I have a Perl program, that needs to use packages (that I also write). Some of those packages are only chosen in Runtime (based on some environment variable). I don\'t want

Answer 1

I think that a module loaded in runtime can be a Plugin. I have this kind of problem, having specific modules to some cases that are loaded in run time as plugins with Module::Pluggable.

Maybe you need to change the logic of your modules, but it works and scale very well (my app started with four modules and now have twenty and it's growing).