Evolution

Announcements This category is for announcements of Swift evolution proposal reviews and results, as well as other administrative announcements. Creation of new topics in this category is by site admins and Swift Core Team members only, although anyone can reply to topics once created. Proposal Reviews This category is for posting Swift Evolution proposals for review and feedback. Pitches The Pitches category is an area for pitching ideas for evolution of the Swift language prior to a formal review. Discussion The Evolution Discussion category is for general discussion of the evolution of the Swift language.

Topic	Replies	Views	Activity
About the Evolution category Evolution	1	1497	January 18, 2018
Typed throw functions Discussion throw , swift , error	119	3182	August 11, 2020
Memoization of Swift properties Pitches properties	26	2125	August 11, 2020
Swift type checking is undecidable Discussion	30	14045	August 10, 2020
Ironing out `ManagedBuffer` API wrinkles Pitches stdlib	32	1215	August 10, 2020
Optionals cause more problems than they solve Discussion	60	1245	August 10, 2020
Add a `clamp` function to Algorithm.swift Discussion	53	2489	August 10, 2020
The state of Swift documentation Discussion	26	2906	August 10, 2020
Super call enforcement Pitches override , objc , compiler-warning , super	59	1681	August 9, 2020
Unicode Enthusiasts Unite Discussion string	9	936	August 8, 2020
How to specify which is the default function when functions use the same name, like Array.reversed() Discussion	7	317	August 7, 2020
Allow Property Wrappers with Multiple Arguments to Defer Initialization when wrappedValue is not Specified Pitches propertywrapper	16	1248	August 7, 2020
Nested types in protocols (and nesting protocols in types) Pitches	34	1717	August 7, 2020
An Implementation Model for Rational Protocol Conformance Behavior Pitches generics	148	4981	August 6, 2020
Make @warn_unqualified_access applicable to all accessible declarations Pitches module , attributes , global	48	569	August 5, 2020
Rethinking Async Discussion	43	5190	August 5, 2020
Is https://apple.github.io/swift-evolution/ outdated or broken? Discussion	15	664	August 5, 2020
Set-only subscripts Pitches	44	2838	August 5, 2020
Organizing stored properties in extensions Pitches extensions , properties	3	357	August 5, 2020
Concurrency designs from other guys Discussion concurrency , asynchronous , coroutines	22	2298	August 5, 2020
Package Manager: Executable-Only Dependencies Pitches packagemanager	3	284	August 5, 2020
Why can't protocol which inherits from PAT but constrains its associated types be used as existential? Discussion inheritance , protocols , associatedtype	7	317	August 5, 2020
Lazy Filter Subscripts Discussion abistability , stdlib	11	591	August 4, 2020
Extensible Enumerations for Non-Resilient Libraries Pitches	31	1789	August 3, 2020
What is the point of metatypes in swift? Discussion	7	314	August 2, 2020
Lifting the "Self or associated type" constraint on existentials Pitches	123	8767	August 2, 2020
Status of generalized existentials Discussion generics , protocols	11	2177	August 2, 2020
Map Sorting Pitches	53	3055	August 1, 2020
Sort(by:) min(by:) max(by:) with keyPaths Discussion	3	226	August 1, 2020
Deprecating ManagedBufferPointer Pitches	9	406	August 1, 2020