It contains lots of different things, such as:
- Higher Kinded Types emulation
- Semigroup, Monoid, Functor, Applicative, Monad, Foldable
- HList
- Validation
- IO/Effect
- Tail Rec
All of the above are the results of me playing around, and they're far from being usable for any serious work.
For a comprehensive list of resources on FP in Rust, visit [Rustz] (https://github.com/algermissen/rustz).