To be honest there's a lot of old information out there about Haskell's packaging. Today, I just use stack and it's completely fire and forget. The default temp

To be honest there's a lot of old information out there about Haskell's packaging. Today, I just use stack and it's completely fire and forget. The default template will build you a little executable and a companion library and you can just modify it from there. stack new my-project cd my-project stack build stack test stack exec my-project-exe stack repl