YAML allows comments, I'll give it that. But what I really want is splitting configuration into multiple files that can be imported to others. And substitutions

YAML allows comments, I'll give it that. But what I really want is splitting configuration into multiple files that can be imported to others. And substitutions. Basically HOCON known on the JVM as https://github.com/lightbend/config https://github.com/lightbend/config