How do

To migrate your app to Swift 6, you can follow the detailed guidance provided in the session titled "Migrate your app to Swift 6" from WWDC 2024. Here are the key chapters that will help you through the process:

1. Introduction - Overview of the session.
2. The Coffee Tracker app - Example app used for the migration.
3. Review the refactor from WWDC21 - Revisiting previous refactors.
4. Swift 6 and data-race safety - Introduction to data-race safety in Swift 6.
5. Swift 6 migration in practice - Practical steps for migration.
6. The strategy - Strategies for a smooth migration.
7. Adopting concurrency features - How to adopt new concurrency features.
8. Enabling complete checking in the watch extension - Ensuring thorough checking in extensions.
9. Shared mutable state in global variables - Handling shared mutable state.
10. Shared mutable state in global instances and functions - Managing state in instances and functions.
11. Delegate callbacks and concurrency - Integrating delegate callbacks with concurrency.
12. Guaranteeing data-race safety with code you don’t maintain - Ensuring safety with third-party code.
13. Enabling the Swift 6 language mode in the watch extension - Switching to Swift 6 mode.
14. Moving on to CoffeeKit - Applying changes to a specific module.
15. Enabling complete checking in CoffeeKit - Ensuring thorough checking in CoffeeKit.
16. Common patterns and an incremental strategy - Patterns and strategies for incremental migration.
17. Global variables in CoffeeKit - Handling global variables.
18. Sending an array between actors - Managing data transfer between actors.
19. What if you can’t mark something as Sendable? - Handling non-Sendable types.
20. Enabling the Swift 6 language mode in CoffeeKit - Switching to Swift 6 mode in CoffeeKit.
21. Adding a new feature with guaranteed data-race safety - Adding features with safety guarantees.
22. Wrap up and the Swift 6 migration guide - Summary and additional resources.

For a specific example of enabling the Swift 6 language mode in CoffeeKit, you can refer to the timestamp Enabling the Swift 6 language mode in CoffeeKit (35:23) from the session "Migrate your app to Swift 6".

Relevant Sessions

• Migrate your app to Swift 6
• Explore wellbeing APIs in HealthKit
• Port advanced games to Apple platforms
• Create a custom data store with SwiftData