Protocol Witnesses: Part 2
Point-Free Videos
English - October 22, 2018 05:48 - 22 minutes - 47.5 MB Video - ★★★★★ - 2 ratingsTechnology Education programming development mobile ios functional swift apple developer software engineering server Homepage Download Apple Podcasts Google Podcasts Overcast Castro Pocket Casts RSS feed
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Last time we covered some basics with protocols, and demonstrated one of their biggest pitfalls: types can only conform to a protocol a single time. Sometimes it's valid and correct for a type to conform to a protocol in many ways. We show how to remedy this by demonstrating that one can scrap any protocol in favor of a simple datatype, and in doing so opens up a whole world of composability.