Add an Observable macro implementation example.
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hborla
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DougGregor
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Feb 3, 2023
| @@ -47,3 +47,44 @@ public macro wrapStoredProperties(_ attributeName: String) = #externalMacro(modu | |||
| @attached(member, names: named(_storage)) | |||
| @attached(memberAttribute) | |||
| public macro DictionaryStorage() = #externalMacro(module: "MacroExamplesPlugin", type: "DictionaryStorageMacro") | |||
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| public protocol Observable {} | |||
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We should probably start splitting up this library into multiple files, but this looks great
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Implements the
Observableuse-case for type wrappers as a combination of member, member attribute, and accessor macros.More information on the observation use case on the Swift Forums here: https://forums.swift.org/t/pitch-observation/62051