Go - no. https://www.reddit.com/r/golang/comments/v1ljep/monads_and_p...
Swift - no. https://forums.swift.org/t/higher-kinded-types-monads-functo...
Rust - no. https://www.reddit.com/r/rust/comments/152bgj0/current_state...
"Awkward fmap" and "random collection of category theory concepts thrown together in a weekend" is great compared to the alternatives.