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Swift Forums is an official platform for discussing the Swift programming language, its development, and its ecosystem. It hosts a variety of topics, including announcements, evolution proposals, development discussions, server-side Swift, and general usage questions. It is a valuable resource for developers seeking help, sharing knowledge, and staying updated with the latest developments in Swift.

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URL: 🔗 https://forums.swift.org

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Codable, SwiftConcurrency, Swift 6 - Fundamentally Incompatible?

Details

URL: 🔗 https://forums.swift.org/t/codable-swiftconcurrency-swift-6-fundamentally-incompatible/73114

Published: July 11, 2024
Last Updated: July 16, 2024

Authors: N/A

Tags:
concurrency, foundation, swift 6, protocols

Key Points

  • The discussion explores the compatibility issues between Codable and @MainActor properties in Swift 6.
  • Codable, designed for Swift's serialization, conflicts with @MainActor's concurrency isolation requirements.
  • Suggestions include using separate Codable structs or reconsidering class design to avoid isolation conflicts.

Summary of Contents

  • Introduction: Discussion on the challenges posed by Swift 6's concurrency model for Codable classes.
  • Main Sections: Analysis of the impact of @MainActor on Codable conformance, with user experiences and proposed solutions.
  • Technical Details: Examination of how actor isolation affects protocol conformances like Codable.
  • Applications and Examples: Real-world scenarios where @MainActor properties impact serialization and data management.
  • Conclusion: Reflections on potential enhancements to Swift's concurrency model to better support Codable classes.
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