Anton Ryabchikov

Let's say the user updated the version of the library, the new version has some kind of bug due to which the user's old mappings stopped working correctly. But he...

https://fsharpforfunandprofit.com/series/property-based-testing/ https://fscheck.github.io/FsCheck/QuickStart.html

- Dictionary - ImmutableDictionary - HashSet - ImmutableHashSet - Stack - ImmutableStack - Queue - ImmutableQueue

The problem is that when we map a collection, we can't access the element of the collection that is currently being mapped, which means the ProjectWith method is mostly useless....