artima - If It's Not Nailed Down, Steal ItThere's a whole world of language features that we sometimes miss out on as Rubyists, such as pattern matching, S-expressions, and external domain-specific languages. But the good news is that we can have them, too, as long as we're not afraid to steal a few things first. Theft #1: Pattern Matching Pattern matching is a relatively rare language feature found in Standard ML, OCaml0, Haskell, Common
