Is there an idiomatic way of doing null-safe navigation through nested maps?
I am trying to move our guys to Kotlin from a lot of Groovy transformations involving JSONs (and no POJOs/POGOs/Data classes). So far it was natural to do something like this in Groovy (but usually a lot more complicated expression):
You can imagine what nightmare that is in Java. Is there a concise and readable way of doing this in Kotlin?