I found a
great repository of functional Kotlin code examples.
As part of writing and testing his Result monad, the author (Michael Bull) has
translated the F# example presented in Scott Wlaschin's
Railway Oriented Programming
I recently finished reading Scott's book 'Domain Modeling Made Functional'
(F# code from the book is
here) and I
highly recommend it for any one with a Java background that is interested
in functional programming. The ideas are powerful
writing code that will not represent an invalid state instead instead of writing
baking dependencies in with partial application,
and all can all be implemented in Kotlin (and by extension,