For a and b you should check our core.match [1] and core.typed [2]. One of the best parts of using lisps is that things that are features of other languages can

For a and b you should check our core.match [1] and core.typed [2]. One of the best parts of using lisps is that things that are features of other languages can be implemented as libraries. Not to say Scala probably isn't great too, but I haven't ever really used it. [1] https://github.com/clojure/core.match https://github.com/clojure/core.match [2] https://github.com/clojure/core.typed https://github.com/clojure/core.typed