A pretty decent solution for the Expression Problem using Swift: https://www.you...

		monocularvision 5 months ago \| parent \| context \| favorite \| on: The Expression Problem and its solutions (2016) A pretty decent solution for the Expression Problem using Swift: https://www.youtube.com/watch?v=EsanJ7_U89A We use this pretty effectively in our iOS app to model and implement Effect types in a functional core / imperative shell architecture.