Background

Swift 6 language mode enables strict concurrency checking. Code changes may be necessary to upgrade a package to the Swift 6 language mode.

A Swift 6 app can depend on Swift 5 packages and vice-versa. The Swift 6 compiler supports both Swift 6 and Swift 5 language modes.

WWDC session: https://www.youtube.com/watch?v=75-c6jSE8kU
Migration docs: https://www.swift.org/migration/documentation/swift-6-concurrency-migration-guide/swift6mode/

See also:

• Update samples repo to Swift 6 #150939
• Ensure Swift code samples are Swift 6 compatible website#10820

Work

Migrate packages that use Swift (this list may be incomplete):

• file_selector_ios
• file_selector_macos
• interactive_media_ads
• ios_platform_images
• path_provider_foundation
• pigeon
• pointer_interceptor_ios
• quick_actions_ios
• shared_preferences_foundation
• url_launcher_ios
• url_launcher_macos