Can I construct a chain from within another middleware ?

I decide depending on req object which middlewares to push. Synchronously preferably.
Check this for instance:
https://github.com/bacloud14/Classified-ads-48/blob/hacktoberfest_only_branch/lib/services/middlewares.js

I'm using connect-sequence but it doesn't seem to properly call middlewares (here I'm attaching Multer and auth0).