5.5

Catalog

• Actors
• Async await
• async let bindings
• Async sequences
• Codable synthesis for enums with associated values
• Continuations for interfacing async tasks with synchronous code
• Effectful read-only properties
• Extending property wrappers to function and closure parameters
• Extending static member lookup in generic contexts
• Global actors
• if for postfix member expressions
• Interchangeable use of CGFloat and Double types
• lazy now works in local contexts
• Sendable and @Sendable closures
• Structured concurrency