SE-0166: Swift Archival & Serialization

NSCoding:
- https://developer.apple.com/reference/foundation/nscoding
- http://nshipster.com/nscoding/
Swift Archival & Serialization: https://github.com/apple/swift-evolution/blob/master/proposals/0166-swift-archival-serialization.md
ABI Stability Dashboard: https://swift.org/abi-stability/

SE-0167: Swift Encoders

https://github.com/apple/swift-evolution/blob/master/proposals/0167-swift-encoders.md
Semantics of Codable Types in Archives
NSValueTransformer
- https://developer.apple.com/reference/foundation/nsvaluetransformer
- http://nshipster.com/nsvaluetransformer/
"In the future, we may add API to allow Swift types to provide an Objective-C class to decode as, effectively allowing for user bridging across archival."
Similar to Russ Bishop’s proposal
- Allow Swift types to provide custom Objective-C representations
- https://github.com/apple/swift-evolution/blob/master/proposals/0058-objectivecbridgeable.md