@bsneed @colincornaby It doesn't affect end users at all. The frameworks aren't going to spontaneously rewrite themselves in Swift.
@mjtsai If subclassing is part of that contract, you have a lot more compatibility surface area to ensure subclassers don't break.
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@jckarter I mean in general—undocumented/unpromised subclassing details and non-subclassing-related bugs. - View other replies
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@mjtsai That's more important than technically-correct framework bug fixes or refactorings in a lot of cases. -
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@concreteniche@mjtsai I think it'll lead to a more robust third-party framework ecosystem, whatever Apple ends up doing. -
@jckarter If this is about 3rd party frameworks, the vendor can always put a breaking change in a new version. If necessary to reverse a -
@jckarter bad decision. Whereas the framework client, without the ability to override, has no recourse. -
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