norio_nomura

Swift 5.9.1で@OptionSetがstdlibに追加されて、その後しれっと削除された様なのですが、SwiftMacro内には存在し続けて配布が続いている様です。これってどういう扱いになってるのでしょう？ @swift-5.9.2 @swift-5.10.1 -Xfrontend -print-ast-decl

@attached(member, names: named(RawValue), named(rawValue), named(`init`), arbitrary) @attached(extension, conformances: OptionSet) public macro OptionSet<RawType>() = #externalMacro(module: "SwiftMacros", type: "OptionSetMacro") @OptionSet<UInt8> struct ShippingOptions { private enum Options: Int { case nextDay case secondDay case priority case standard } static let express: ShippingOptions = [.nextDay, .secondDay] static let all: ShippingOptions = [.express, .priority, .standard] } struct ShippingOptionsWithNoMacro { private enum Options: Int { case nextDay case secondDay case priority case standard } static let express: ShippingOptions = [.nextDay, .secondDay] static let all: ShippingOptions = [.express, .priority, .standard] }

@attached(member, names: named(RawValue), named(rawValue), named(`init`), arbitrary) @attached(extension, conformances: OptionSet) public macro OptionSet<RawType>() = #externalMacro(module: "SwiftMacros", type: "OptionSetMacro") internal struct ShippingOptions {

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