How is it that Haskell isn’t on that list? It’s a best-in-class language when it comes to writing compilers.
- Pattern matching: very strong here.
- Fun: yes.
- Amenable to research: yes.
- Solid, modern tooling: stack, hspec/hunit/quickcheck.
- Distribution: yes.
- Community: yes.
- Production use: yes, especially in financial analysis. See also FP Complete (https://www.fpcomplete.com/about-us)