Back to Basics: Hashable References

Point-Free Videos

Subscriber-Only: Today's episode is available only to subscribers. If you are a Point-Free subscriber you can access your private podcast feed by visiting https://www.pointfree.co/account. --- We've studied `Equatable` and `Hashable`, their laws, and saw how value types as simple bags of data easily conform via "structural" equality. What about reference types? Reference types are an amalgamation of data _and_ behavior, and that data can be mutated in place at any time, so how can they reasonably conform to these protocols?