Concurrency

Async/await command line tool in Xcode 14.3

TLDR: add @main and rename main.swift To create a command line tool in Xcode 14.3 that uses async/await there are a few tweaks required. When we create the project using the Command Line Tool template we are left with a main.swift and the code below: To use async/await we need Read more…

By malhal, 1 month25th April 2023 ago

Concurrency

@MainActor does not always mean main thread

Seems to me some developers think that @MainActor means “always main thread” and has the same behaviour as DispatchQueue.main.async which I don’t think is try. For example, the code below outputs: Because the Database class is not marked as @MainActor then loadModel will in fact be on a background thread, Read more…

By malhal, 4 months31st January 2023 ago