最近、 Swift リポジトリに並行処理関係の Pull Request (PR) が続々とマージされています。 たとえば、次のような PR があります。 Add async to the Swift type system. #33147 Add @asyncHandler attribute. #33476 Import "did" delegate methods as @asyncHandler. #34065 Import Objective-C methods with completion handlers as async #33674 Basic support for actor classes and actor isolation #33906 Swift の並行処理( Concurrency )関連の機能については、 2020 年 1 月に発表された "On th
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