For those curious about pattern matching for Kotlin, I've been working with Raul Raja, Nico D'Cotta and a few others to bring pattern matching to Kotlin via Arrow Meta. Nico and I will be giving a talk on it next Wednesday:
https://www.meetup.com/kotlin-london/events/271391822/
Anyone who is interested is more than welcome to attend. 🙂 If you'd like to help, follow along with our journey or have any questions, we are in the
#pattern-matching channel.