An implementation of an
Option<A> type in Kotlin using the
inline class feature.
It’s just a small proof of concept
sparked by the discussion on the arrow-kt issue tracker after they decided to deprecate
because nullable types are more efficient.
It’s just a single file, so I decided to omit the usual gradle bloat,
Build and test via:
$ kotlinc-native Option.kt OptionTest.kt $ ./program.kexe
The implementation uses an empty value placeholder to allow for nullable types (i.e.
I don’t think those are ever a good idea to have, but I saw no reason not to support them.