Concurrency Warningが沢山出たから聞いてほしい～Xcode 16.1 Beta 編～ - Speaker Deck

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Copyright © stmn, inc. All rights reserved. iOSΤϯδχΞ ͓͠Μ(@38Punkd) Concurrency Warning͕ ୔ࢁग़͔ͨΒฉ͍ͯ΄͍͠ ʙXcode 16.1 Beta ฤʙ

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01 02 03 04 05 Xcode 16ͱSwift versionʹ͍ͭͯ ৽ͨʹग़ͨWaring, Build Errorͷछྨ ·ͱΊ 3

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Xcode 16ͱ Swift versionʹ͍ͭͯ 01

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Xcode 16.1 Beta͕ ग़·ͨ͠Ͷʂ

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Xcode 16͔ΒSwift 6ܥ͕બ୒Ͱ͖ΔΑ͏ʹ

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Xcode 16͔ΒSwift 6ܥ͕બ୒Ͱ͖ΔΑ͏ʹ Swift 6ܥ͸Opt-inͳͷͰ Xcode 16Ͱ΋Swift 5ܥΛࢦఆ͠ଓ͚ΒΕΔ

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Swift 6ܥʹରԠͰ͖ͯͳ͍ͱ… Xcode ͕ ΞοϓσʔτͰ͖ͳ͘ͳΔ

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Swift 6ܥʹରԠͰ͖ͯͳ͍ͱ… खݩͷ MacPC ͕ ΞοϓσʔτͰ͖ͳ͘ͳΔ

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৽ͨʹग़ͨ Warning, Build Errorͷछྨ 02

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͋͘·Ͱࣗ෼͕ૺ۰ͨ͠΋ͷ͚ͩΛ ϐοΫΞοϓͯ͠·͢🙏

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01 02 03 04 05 ৽ͨʹग़ͨWarning, Build Errorͷछྨ initializer͸ݺͼग़͠ݩͷActor ContextΛҾ͖ܧ͙ nonSendable͕ActorڥքΛ௒͑Δʹ͸`sending` ڞ௨ͷܕ΁ͷProtocol௥Ճ४ڌʹ͸`@retroactive` 13 awakeFromNib

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01 02 03 04 05 ৽ͨʹग़ͨWarning, Build Errorͷछྨ initializer͸ݺͼग़͠ݩͷActor ContextΛҾ͖ܧ͙ nonSendable͕ActorڥքΛ௒͑Δʹ͸`sending` ڞ௨ͷܕ΁ͷProtocol௥Ճ४ڌʹ͸`@retroactive` 14 awakeFromNib

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initializer͸ݺͼग़͠ݩͷActor ContextΛҾ͖ܧ͙

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initializer͸ݺͼग़͠ݩͷActor ContextΛҾ͖ܧ͙

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initializer͸ݺͼग़͠ݩͷActor ContextΛҾ͖ܧ͙

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initializer͸ݺͼग़͠ݩͷActor ContextΛҾ͖ܧ͙

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initializer͸ݺͼग़͠ݩͷActor ContextΛҾ͖ܧ͙ ղফํ๏ 1

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initializer͸ݺͼग़͠ݩͷActor ContextΛҾ͖ܧ͙

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initializer͸ݺͼग़͠ݩͷActor ContextΛҾ͖ܧ͙ ղফํ๏ 2

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initializer͸ݺͼग़͠ݩͷActor ContextΛҾ͖ܧ͙

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initializer͸ݺͼग़͠ݩͷActor ContextΛҾ͖ܧ͙ 4XJGU͔Β࢖༻Մೳ ৄࡉ͸1SPQPTBMΛ☑ IUUQTHJUIVCDPNTXJGUMBOHTXJGUFWPMVUJPOCMPCNBJOQSPQPTBMT BDUPSJOJUJBMJ[FSTNE

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01 02 03 04 05 ৽ͨʹग़ͨWarning, Build Errorͷछྨ initializer͸ݺͼग़͠ݩͷActor ContextΛҾ͖ܧ͙ nonSendable͕ActorڥքΛ௒͑Δʹ͸`sending` ڞ௨ͷܕ΁ͷProtocol௥Ճ४ڌʹ͸`@retroactive` 24 awakeFromNib

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nonSendable͕ActorڥքΛ௒͑Δʹ͸`sending`

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nonSendable͕ActorڥքΛ௒͑Δʹ͸`sending`

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nonSendable͕ActorڥքΛ௒͑Δʹ͸`sending`

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nonSendable͕ActorڥքΛ௒͑Δʹ͸`sending` ղফํ๏

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nonSendable͕ActorڥքΛ௒͑Δʹ͸`sending`

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nonSendable͕ActorڥքΛ௒͑Δʹ͸`sending` 4XJGU͔Β࢖༻Մೳ ৄࡉ͸1SPQPTBMΛ☑ IUUQTHJUIVCDPNTXJGUMBOHTXJGUFWPMVUJPOCMPCNBJOQSPQPTBMT USBOTGFSSJOHQBSBNFUFSTBOESFTVMUTNE IUUQT[FOOEFWNBUTVKJBSUJDMFTGDF

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01 02 03 04 05 ৽ͨʹग़ͨWarning, Build Errorͷछྨ initializer͸ݺͼग़͠ݩͷActor ContextΛҾ͖ܧ͙ nonSendable͕ActorڥքΛ௒͑Δʹ͸`sending` ڞ௨ͷܕ΁ͷProtocol௥Ճ४ڌʹ͸`@retroactive` 31 awakeFromNib

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ڞ௨ͷܕ΁ͷProtocol௥Ճ४ڌʹ͸`@retroactive`

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ڞ௨ͷܕ΁ͷProtocol௥Ճ४ڌʹ͸`@retroactive`

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ڞ௨ͷܕ΁ͷProtocol௥Ճ४ڌʹ͸`@retroactive` ղফํ๏

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ڞ௨ͷܕ΁ͷProtocol௥Ճ४ڌʹ͸`@retroactive`

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ڞ௨ͷܕ΁ͷProtocol௥Ճ४ڌʹ͸`@retroactive` `@retroactive`͸ͳͥඞཁʁ

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ڞ௨ͷܕ΁ͷProtocol௥Ճ४ڌʹ͸`@retroactive`

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ڞ௨ͷܕ΁ͷProtocol௥Ճ४ڌʹ͸`@retroactive` `ෳ਺ModuleͰProtocolΛ४ڌ͠ɺͦΕͧΕҟͳΔ࣮૷Λ͢Δͱɺ ҙਤ͠ͳ͍ڍಈʹɻ ։ൃऀࣄ৘ͰͲ͏ͯ͠΋ඞཁͳΒɺ`@retroactive`Λ͚ͭͯ swift 6ܥͰͷBuild ErrorΛճආͰ͖Δ( = ಀ͛ಓ)ɻ

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ڞ௨ͷܕ΁ͷProtocol௥Ճ४ڌʹ͸`@retroactive` `ෳ਺ModuleͰProtocolΛ४ڌ͠ɺͦΕͧΕҟͳΔ࣮૷Λ͢Δͱɺ ҙਤ͠ͳ͍ڍಈʹɻ ։ൃऀࣄ৘ͰͲ͏ͯ͠΋ඞཁͳΒɺ`@retroactive`Λ͚ͭͯ swift 6ܥͰͷBuild ErrorΛճආͰ͖Δ( = ಀ͛ಓ)ɻ 4XJGU͔Β࢖༻Մೳ ৄࡉ͸1SPQPTBMΛ☑ IUUQTHJUIVCDPNTXJGUMBOHTXJGUFWPMVUJPOCMPCNBJOQSPQPTBMT SFUSPBDUJWFDPOGPSNBODFXBSOJOHNE

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01 02 03 04 05 ৽ͨʹग़ͨWarning, Build Errorͷछྨ initializer͸ݺͼग़͠ݩͷActor ContextΛҾ͖ܧ͙ nonSendable͕ActorڥքΛ௒͑Δʹ͸`sending` ڞ௨ͷܕ΁ͷProtocol௥Ճ४ڌʹ͸`@retroactive` 40 awakeFromNib

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awakeFromNib

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awakeFromNib

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awakeFromNib

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·ͱΊ 03

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·ͱΊ • Xcode 16Ͱ΋େྔͷWarning͕ग़Δ

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·ͱΊ • Xcode 16Ͱ΋େྔͷWarning͕ग़Δ • ProposalΛಡΈਐΊΔͱཧ༝͕Θ͔Δ

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·ͱΊ ਏ͍͚Ͳ͕Μ͹Ζʂ

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͋Γ͕ͱ͏͍͟͝·ͨ͠ʂ 48