Migrating to Swift 6 by keeping code on Swift 5 forever

22nd July, 2026 This week I’m at the inaugural Swift Rockies conference in Calgary and it’s been great so far. At Matt Massicotte’s lab yesterday there was a whole lot of discussion about Swift concurrency which was enlightening and fun (seriously). Those discussions made me realize that I should share a trick that I haven’t seen mentioned anywhere yet. Recently while migrating to Swift 6, I came…