SWORD ART COMBINE

この発表資料は『iOSアプリ開発のためのFunctional Architecture情報共有会』で発表した資料です。
https://connpass.com/event/192067/

# その他 引用元

The Composable Architecture
https://github.com/pointfreeco/swift-composable-architecture

combine-schedulers
https://github.com/pointfreeco/combine-schedulers

SAO
https://sao-alicization.net/

YouTube
https://www.youtube.com/user/eguri89

Transcript

1. SWORD ART COMBINE - ΞϦγθʔγϣϯ- iOS Functional Architecture ษڧձ 2020.10.25 @yiamjo
2. ͜ͷεϥΠυʹ͸2020೥य़Ն์ૹͷ ΞχϝSAOΞϦγθʔγϣϯฤͷ ωλόϨؚ͕·Ε·͢
3. ͋ͱͰݟΑ͏ͱࢥͬͯΔํ͸ ໨ΛͭΉ͍͔ͬͯͨͩ͘ ӾཡΛ͝தࢭ͍ͩ͘͞
4. Ξχϝ൛͚ͩͰ͍͍ΜͰ·ͣSAOΛݟ ͔ͯΒ͜ͷࢿྉΛݟ͍ͯͩ͘͞
5. ͪΌΜͱΞχϝ൛ݟ·ͨ͠ʁ ͋ɺ͍ͭͰʹ ͍ͭͰʹܶ৔൛΋͋ΔΜͰΞϦγθʔ γϣϯฤͷલʹݟ·ͨ͠ʁ
6. ͍͍ͬͨɺͳͥͦΜͳ͜ͱΛ…
7. ͍΍ɺࣗ෼ͷ޷͖ʹεϥΠυ࡞ͬͨ΄ ͏͕ḿΔ͔Β…
8. ΞΫηϧϫʔϧυͷํ΋ݟͨ΄͏͕͍ ͍Ͱ͔͢ʁ
9. ͳΔ΄Ͳ ΞΫηϧϫʔϧυͷํ͸ະࢹௌͰ͔· ͍·ͤΜ
10. Ͱ͸͔͜͜Β͸ Ξχϝ൛SAO͓Αͼܶ৔Ξχϝ൛Λݟ ͨͱ͍͏͜ͱͰਐΊ·͢
11. • લฤ: TCAͰ࢖ΘΕ͍ͯΔ pointfreeco/combine-schedulers • https://github.com/pointfreeco/combine-schedulers • RxSwiftͱͷൺֱ • ޙฤ: ͦ΋ͦ΋CombineͰͷSchedulerͷ໾ׂ΍ಈ࡞ • pointfreeco/combine-schedulers ͕Ͳ͏΍ͬͯΔͷ͔ ࠓ೔࿩͢͜ͱ
12. TCAͰ࢖ΘΕ͍ͯΔ pointfreeco/combine-schedulers ʹ͍ͭͯ લ൒
13. TCAͰ͸ReducerͷςετͰ࢖ΘΕΔ
14. Reducerͷςετͷྫ ps://github.com/pointfreeco/swift-composable-architecture/blob/0.8.0/Examples/Search/Search/SearchView.swift Examples/Search/SearchView
15. Reducerͷςετͷྫ ps://github.com/pointfreeco/swift-composable-architecture/blob/0.8.0/Examples/Search/Search/SearchView.swift https://github.com/pointfreeco/swift-composable-architecture/blob/0.8.0/Examples/Search/SearchTests/SearchTests.swif Examples/Search/SearchView
16. ೚ҙʹ࣌ؒΛਐΊɺ EffectΛଈ࣮࣌ߦ͍ͤͯ͞Δ
17. Πϝʔδ: ಈըϓϨΠϠʔ
18. Πϝʔδ: ಈըϓϨΠϠʔ
19. ࣍ʹԿ͕͋Δ͔ͱ͍͏ͷ͕Θ͔͍ͬͯͯɺ ͦͷλΠϛϯά·Ͱ࣌ؒΛਐΊΔ͜ͱ͕Ͱ͖ΔͷͰ ςετ࣮ߦ࣌ʹ࣮࣌ؒͷܦա͸ඞཁ͕ͳ͍ɻ Πϝʔδ: ಈըϓϨΠϠʔ
20. ൺֱͷͨΊʹRxSwiftͷ࿩Λग़͢Αʂ
21. RxSwift ͷ TestScheduler ͸ ࣌ؒΛԾ૝తʹѻ͏͜ͱͰ ςετίʔυΛಡΈ΍ͯ͘͢͠Δ
22. ղ૾౓ͱ͍͏֓೦͕͋Δ • Ծ૝࣌ؒ = ݱ࣮࣌ؒ / ղ૾౓ • ۩ମྫʢղ૾౓Λ0.1ͱͨ͠৔߹ʣ • Ծ૝࣌ؒ10 = ݱ࣮࣌ؒ1ඵ / ղ૾౓0.1 • Ծ૝࣌ؒ3 = ݱ࣮࣌ؒ0.3 / ղ૾౓0.1 ςετΛ࣮ߦ͢ΔλΠϛϯάΛݱ࣮࣌ؒͰࢦఆ͢ΔͷͰ͸ͳ͘ɺ Ծ૝࣌ؒͰࢦఆ͢Δ͜ͱͰςετ࣮ߦΛݱ࣮࣌ؒʹґଘͤ͞ͳ͍Α͏ʹͰ͖͍ͯΔɻ
23. ݱ࣮ͷ࣌ؒͰͪΜͨΒ࣮ߦΛ ଴ͭͷͰ͸ͳ͘ɺԾ૝࣌ؒͷதͰ ΠϕϯτΛॱ࣍ॲཧ͍ͯ͘͠… ʢRxSwift Ծ૝࣌ؒͷܦա͕࣮࣌ؒࡍʹͲ͏͍͏εϐʔυ͔͸෼͔Βͳ͍΋ͷͷʣ ͜Ε͸Կ͔ ͜͜Ζ͋ͨΓ͋Γ·͢ΑͶ….ʂ
24. Πϝʔδ: SAO ΞϦγθʔγϣϯฤͷԾ૝ੈքʮΞϯμʔϫʔϧυʯ Ҿ༻: https://sao-alicization.net/ SAOݱ࣮ੈք SAOԾ૝ੈքʮΞϯμʔϫʔϧυʯ
25. ݱ࣮ੈքͷ࣌ؒʹ͍ͨͯ͠ഒ཰Λ͔͚ΒΕͨ ࣌ؒʹΑͬͯՃ଎ͯ͠ੈքΛߏங͍ͯ͠Δ Πϝʔδ: SAO ΞϦγθʔγϣϯฤͷԾ૝ੈքʮΞϯμʔϫʔϧυʯ Ҿ༻: https://sao-alicization.net/ SAOݱ࣮ੈք SAOԾ૝ੈքʮΞϯμʔϫʔϧυʯ
26. ͱ͍͏Θ͚Ͱ RxSwift ͱൺֱͭͭͦ͠ ͷҧ͍Λ੔ཧ͢Δͱ
27. RxSwift ͷεέδϡʔϥ͸ SAO ΞϯμʔϫʔϧυతʹԾ૝࣌ؒͱͯ͠ѻ͏ɻ CombineScheduler ͸ ϝσΟΞϓϨΠϠʔతʹ࣌ؒΛ ੍ޚͯ͠ඈ͹͢ɻ
28. ༨ஊ
29. SAO ݱ࣮ੈքͷهऀ SAO ݱ࣮ੈքʹϩϘମͰ࿈Εͯ͜ΒΕͨ ΞϯμʔϫʔϧυਓͷΞϦε͞Μ Ҿ༻: https://sao-alicization.net/
30. -> هऀձݟ։͘ΜͳΒ಄֖։͍ͯAIͬͯূ໌ͯ͠ SAO ݱ࣮ੈքͷهऀ SAO ݱ࣮ੈքʹϩϘମͰ࿈Εͯ͜ΒΕͨ ΞϯμʔϫʔϧυਓͷΞϦε͞Μ Ҿ༻: https://sao-alicization.net/
31. -> هऀձݟ։͘ΜͳΒ಄֖։͍ͯAIͬͯূ໌ͯ͠ ͡Ό͋ͦͬͪ΋಄֖։͍ͯਓؒͬͯূ໌ͯ͠ <- SAO ݱ࣮ੈքͷهऀ SAO ݱ࣮ੈքʹϩϘମͰ࿈Εͯ͜ΒΕͨ ΞϯμʔϫʔϧυਓͷΞϦε͞Μ Ҿ༻: https://sao-alicization.net/
32. -> هऀձݟ։͘ΜͳΒ಄֖։͍ͯAIͬͯূ໌ͯ͠ ͡Ό͋ͦͬͪ΋಄֖։͍ͯਓؒͬͯূ໌ͯ͠ <- ΞϯμʔϫʔϧυਓΛ <- ਓ޻෺ݺ͹ΘΓ͚ͯͬ͠Ͳ͞ʙ ͓લΒͷੈքͷͦͷ্ʹ͸ Կ΋ͳ͍ͱݴ͍੾ΕΔΜ͔ʁ ͓લΒͷ૑଄ओ͕͍ͯɺ͓લΒࣗମ ਓ޻తʹͭ͘ΒΕͨΜ͡Όͳ͍ͬͯ ͦ͏͍͏ͷূ໌Ͱ͖Μͷ͔ʙ SAO ݱ࣮ੈքͷهऀ SAO ݱ࣮ੈքʹϩϘମͰ࿈Εͯ͜ΒΕͨ ΞϯμʔϫʔϧυਓͷΞϦε͞Μ Ҿ༻: https://sao-alicization.net/
33. -> هऀձݟ։͘ΜͳΒ಄֖։͍ͯAIͬͯূ໌ͯ͠ ͡Ό͋ͦͬͪ΋಄֖։͍ͯਓؒͬͯূ໌ͯ͠ <- ΞϯμʔϫʔϧυਓΛ <- ਓ޻෺ݺ͹ΘΓ͚ͯͬ͠Ͳ͞ʙ ͓લΒͷੈքͷͦͷ্ʹ͸ Կ΋ͳ͍ͱݴ͍੾ΕΔΜ͔ʁ ͓લΒͷ૑଄ओ͕͍ͯɺ͓લΒࣗମ ਓ޻తʹͭ͘ΒΕͨΜ͡Όͳ͍ͬͯ ͦ͏͍͏ͷূ໌Ͱ͖Μͷ͔ʙ SAO ݱ࣮ੈքͷهऀ SAO ݱ࣮ੈքʹϩϘମͰ࿈Εͯ͜ΒΕͨ ΞϯμʔϫʔϧυਓͷΞϦε͞Μ ΞϯμʔϫʔϧυͰ฻Β͢ੜ໋ମ͸ ࣗ෼͕ͨͪSAOݱ࣮ੈքਓʹΑͬͯਓ޻తʹ ͭ͘ΒΕͨͳΜͯࢥͬͯͳ͍Θ͚ Ҿ༻: https://sao-alicization.net/
34. લ൒ऴΘΓ
35. ޙ൒ ͦ΋ͦ΋CombineͰͷScheduler ͷ໾ׂ΍ಈ࡞
36. • combine-schedulers͕ԿΛ΍ͬͯΔ͔஌Γ͍ͨ • ͦ΋ͦ΋CombineͷSchedulerͱ͸Կͳͷ͔Λઌʹ஌Βͳ͍ͱ͍͚ ͳ͍ • ͦ΋ͦ΋PublisherͱSubscriberͷ΍ΓͱΓ͔Β͓͞Β͍ • Schedulerϓϩτίϧͷϝιου͕ݺ͹ΕΔ͜ͱͷجૅ
37. pointfreeco/combine-schdulers ͕ Ͳ͏΍ͬͯ೚ҙʹ࣌ؒΛ ੍ޚͰ͖Δͷ͔ͷͨΊͷجૅ
38. Schedulerʹؔ͢ΔΑ͋͘Δઆ໌ͷྫ… Scheduler͸ʮUpstreamͷʯʮDownstreamͷʯ ॲཧεϨουΛ੾Γସ͑Δ
39. Schedulerʹؔ͢ΔΑ͋͘Δઆ໌ͷྫ… Scheduler͸ʮUpstreamͷʯʮDownstreamͷʯ ॲཧεϨουΛ੾Γସ͑Δ ͱ͍͏ͷΛਂ۷Γͭͭ͠આ໌Λ͠·͢
40. subscribe(on:)ͱreceive(on:) let cancellable = publisher .flatMap { … } .subscribe(on: DispatchQueue.global()) .map { String($0) } .receive(on: DispatchQueue.main) .sink { print($0) }
41. subscribe(on:)ͱreceive(on:) let cancellable = publisher .flatMap { … } .subscribe(on: DispatchQueue.global()) .map { String($0) } .receive(on: DispatchQueue.main) .sink { print($0) }
42. subscribe(on:)ͱreceive(on:) let cancellable = publisher .flatMap { … } .subscribe(on: DispatchQueue.global()) .map { String($0) } .receive(on: DispatchQueue.main) .sink { print($0) } subscribe(on:)Ͱࢦఆͨ͠εέδϡʔϥʹΑΓɺ UpstreamͱDownstreamεϨου͕੾ΓସΘΔ
43. subscribe(on:)ͱreceive(on:) let cancellable = publisher .flatMap { … } .subscribe(on: DispatchQueue.global()) .map { String($0) } .receive(on: DispatchQueue.main) .sink { print($0) } subscribe(on:)Ͱࢦఆͨ͠εέδϡʔϥʹΑΓɺ UpstreamͱDownstreamεϨου͕੾ΓସΘΔ
44. subscribe(on:)ͱreceive(on:) let cancellable = publisher .flatMap { … } .subscribe(on: DispatchQueue.global()) .map { String($0) } .receive(on: DispatchQueue.main) .sink { print($0) } subscribe(on:)Ͱࢦఆͨ͠εέδϡʔϥʹΑΓɺ UpstreamͱDownstreamεϨου͕੾ΓସΘΔ
45. subscribe(on:)ͱreceive(on:) let cancellable = publisher .flatMap { … } .subscribe(on: DispatchQueue.global()) .map { String($0) } .receive(on: DispatchQueue.main) .sink { print($0) } subscribe(on:)Ͱࢦఆͨ͠εέδϡʔϥʹΑΓɺ UpstreamͱDownstreamεϨου͕੾ΓସΘΔ receive(on:)Ͱࢦఆͨ͠εέδϡʔϥʹΑΓɺ DownstreamͷεϨου͕੾ΓସΘΔ
46. subscribe(on:)ͱreceive(on:) let cancellable = publisher .flatMap { … } .subscribe(on: DispatchQueue.global()) .map { String($0) } .receive(on: DispatchQueue.main) .sink { print($0) } subscribe(on:)Ͱࢦఆͨ͠εέδϡʔϥʹΑΓɺ UpstreamͱDownstreamεϨου͕੾ΓସΘΔ receive(on:)Ͱࢦఆͨ͠εέδϡʔϥʹΑΓɺ DownstreamͷεϨου͕੾ΓସΘΔ subscribe(on:)͸Downstream ʹ΋Өڹ͢Δ
47. ਖ਼֬͞ͷͨΊͷิ଍ • subscribe(on:) • UpstreamͷεϨουΛ੾Γସ͑Δ͕ɺDownstremʹ΋Өڹ͕͋Δ • receive(on:) • DownstreamͷΈεϨουΛ੾Γସ͑Δ
48. ਖ਼֬͞ͷͨΊͷิ଍ • subscribe(on:) • UpstreamͷεϨουΛ੾Γସ͑Δ͕ɺDownstremʹ΋Өڹ͕͋Δ • receive(on:) • DownstreamͷΈεϨουΛ੾Γସ͑Δ ͜ΕΒ͸୯ͳΔϧʔϧͰ͸ͳ͘ɺ ࣮ࡍ͸ཧղ͢Ε͹௚ײͰΘ͔ΔΘ͚Α
49. WWDC19ͷCombineͷηογϣϯ ͜͜ͰSchedulerʹ͍ͭͯͷಈ࡞͕͋ΔͷͰͦΕͰิ଍͢Ε͹ྑͦ͞͏
50. /05&
    4VCTDSJQUJPOͷಈ࡞͸೚ҙͷͨΊɺ
    ͜ͷྫͰ͸͜͏͍͏ಈ࡞Λ
    ͍ͯ͠Δͱ͍͏ྫͰ͔͠ͳ͍Ͱ͢ɻ
51. /05&
    4VCTDSJQUJPOͷಈ࡞͸೚ҙͷͨΊɺ
    ͜ͷྫͰ͸͜͏͍͏ಈ࡞Λ
    ͍ͯ͠Δͱ͍͏ྫͰ͔͠ͳ͍Ͱ͢ɻ Publisher͕.subscribe(on: scheduler) ͞Ε͍ͯΕ͹ɺTVCTDSJCF΍SFDFJWF͞Εͨࡍ
    ࢦఆ͞Εͨ4DIFEVMFSͷϓϩτίϧͷϝιουͰ
    ॲཧΛ࣮ߦ͢Δ͜ͱͰΩϡʔΛ੾Γସ͑Δɻ
    ˣ
    1VCMJTIFSͷΠϕϯτॲཧٴͼɺͦͷޙͷॲཧ΋
    ੾Γସ͑ΒΕͨΩϡʔͰҾ͖ଓ͖࣮ߦ͞ΕΔɻ
52. /05&
    4VCTDSJQUJPOͷಈ࡞͸೚ҙͷͨΊɺ
    ͜ͷྫͰ͸͜͏͍͏ಈ࡞Λ
    ͍ͯ͠Δͱ͍͏ྫͰ͔͠ͳ͍Ͱ͢ɻ Publisher͕ .receive(on: scheduler) ͞Ε͍ͯΕ͹ɺSFDFJWF
    ࣌ʹ
    ࢦఆ͞Εͨ4DIFEVMFS͕
    ͦͷΩϡʔͰॲཧΛ࣮ߦ͢Δɻ
    ˣ
    ͦͷޙͷॲཧ΋ͦͷΩϡʔͰ
    Ҿ͖ଓ͖࣮ߦ͞ΕΔɻ Publisher͕.subscribe(on: scheduler) ͞Ε͍ͯΕ͹ɺTVCTDSJCF΍SFDFJWF͞Εͨࡍ
    ࢦఆ͞Εͨ4DIFEVMFSͷϓϩτίϧͷϝιουͰ
    ॲཧΛ࣮ߦ͢Δ͜ͱͰΩϡʔΛ੾Γସ͑Δɻ
    ˣ
    1VCMJTIFSͷΠϕϯτॲཧٴͼɺͦͷޙͷॲཧ΋
    ੾Γସ͑ΒΕͨΩϡʔͰҾ͖ଓ͖࣮ߦ͞ΕΔɻ
53. Schedulerϓϩτίϧͷඞਢϝιου • schedule(options:_:) • schedule(after:tolerance:options:_:) • schedule(after:interval:tolerance:options:_:) https://developer.apple.com/documentation/combine/scheduler
54. Scheduler ͷඞਢϝιου scheduler(options:_:) https://github.com/pointfreeco/combine-schedulers/blob/0.1.2/Sources/CombineSchedulers/TestScheduler.swift var scheduled: [(sequence: UInt, date: SchedulerTimeType, action: () -> Void)] = []
55. ਖ਼֬͞ͷͨΊͷิ଍ -> ཧ۶͕Θ͔ͬͨ͸ͣ • subscribe(on:) • UpstreamͷεϨουΛ੾Γସ͑Δ͕ɺDownstremʹ΋Өڹ͕͋Δ • subscribe͞Εͨࡍ΍request͞Εͨࡍʹಈ࡞͢ΔεέδϡʔϥΛܾΊΔʢ࣮͸΋͏গ͠ ࡉ͔͘Ωϟϯηϧ͞Εͨࡍ΋ͦͷεέδϡʔϥ͕ಈ͘ʣ • receive(on:) • DownstreamͷΈεϨουΛ੾Γସ͑Δ • Subscriber͕receiveͨ͠ࡍʹಈ࡞͢ΔεέδϡʔϥΛܾΊΔ https://developer.apple.com/documentation/combine/publishers/handleevents/subscribe(on:options:)
56. ͳΜͰ͜Μͳ࿩ͯ͠Δ͔
57. pointfreeco/combine-schdulers ͸Ͳ͏΍ͬͯ ࣌ؒΛ੍ޚͯ͠Δ͔ͱ͔ͷ࿩
58. combine-schedulersͷ advance(by:) ͕ԿΛ΍ͬͯΔͷ͔ΛݟͯΈΔ
59. // scheduledऔΓग़ͤͨΒΞΫγϣϯΛ࣮ߦͯ͠࡟আ͓ͯ͘͠ now nextDate finalDate advance(by:)
60. // ݱࡏ͔࣌ؒΒࢦఆ࣌ؒΛਐΊͨ࣌ؒ finalDate // scheduledऔΓग़ͤͨΒΞΫγϣϯΛ࣮ߦͯ͠࡟আ͓ͯ͘͠ now nextDate finalDate advance(by:)
61. // ݱࡏ͔࣌ؒΒࢦఆ࣌ؒΛਐΊͨ࣌ؒ finalDate // ݱࡏ࣌ؒ <= ਐΊͨ࣌ؒͳΒ ͦͷؒϧʔϓʢͭ·Γݱࡏ࣌ؒ͸ਐΊΒΕΔʣ // scheduledऔΓग़ͤͨΒΞΫγϣϯΛ࣮ߦͯ͠࡟আ͓ͯ͘͠ now nextDate finalDate advance(by:)
62. // ݱࡏ͔࣌ؒΒࢦఆ࣌ؒΛਐΊͨ࣌ؒ finalDate // ݱࡏ࣌ؒ <= ਐΊͨ࣌ؒͳΒ ͦͷؒϧʔϓʢͭ·Γݱࡏ࣌ؒ͸ਐΊΒΕΔʣ // scheduledऔΓग़ͤͨΒΞΫγϣϯΛ࣮ߦͯ͠࡟আ͓ͯ͘͠ // ݱࡏ࣌ؒΛਐΊͨ࣌ؒ >= εέδϡʔϧ͞ΕͨΠϕϯτ࣌ؒ now nextDate finalDate advance(by:)
63. // ݱࡏ͔࣌ؒΒࢦఆ࣌ؒΛਐΊͨ࣌ؒ finalDate // ݱࡏ࣌ؒ <= ਐΊͨ࣌ؒͳΒ ͦͷؒϧʔϓʢͭ·Γݱࡏ࣌ؒ͸ਐΊΒΕΔʣ // scheduledऔΓग़ͤͨΒΞΫγϣϯΛ࣮ߦͯ͠࡟আ͓ͯ͘͠ // ݱࡏ࣌ؒΛਐΊͨ࣌ؒ͸ɺ·ͩεέδϡʔϧ͞ΕͨΠϕϯτͷ࣌ؒʹಧ͍ͯͳ͍ͷͰ // ݱࡏ࣌ؒΛਐΊͨ࣌ؒ >= εέδϡʔϧ͞ΕͨΠϕϯτ࣌ؒ now nextDate finalDate advance(by:)
64. // ݱࡏ͔࣌ؒΒࢦఆ࣌ؒΛਐΊͨ࣌ؒ finalDate // ݱࡏ࣌ؒ <= ਐΊͨ࣌ؒͳΒ ͦͷؒϧʔϓʢͭ·Γݱࡏ࣌ؒ͸ਐΊΒΕΔʣ // scheduledऔΓग़ͤͨΒΞΫγϣϯΛ࣮ߦͯ͠࡟আ͓ͯ͘͠ // ݱࡏ࣌ؒΛਐΊͨ࣌ؒ͸ɺ·ͩεέδϡʔϧ͞ΕͨΠϕϯτͷ࣌ؒʹಧ͍ͯͳ͍ͷͰ // ݱࡏ࣌ؒΛਐΊͨ࣌ؒʹͯ͠ advance(by:)Λऴྃ // ݱࡏ࣌ؒΛਐΊͨ࣌ؒ >= εέδϡʔϧ͞ΕͨΠϕϯτ࣌ؒ now nextDate finalDate advance(by:)
65. // ݱࡏ͔࣌ؒΒࢦఆ࣌ؒΛਐΊͨ࣌ؒ finalDate // ݱࡏ࣌ؒ <= ਐΊͨ࣌ؒͳΒ ͦͷؒϧʔϓʢͭ·Γݱࡏ࣌ؒ͸ਐΊΒΕΔʣ // scheduledऔΓग़ͤͨΒΞΫγϣϯΛ࣮ߦͯ͠࡟আ͓ͯ͘͠ // ݱࡏ࣌ؒΛਐΊͨ࣌ؒ͸ɺ·ͩεέδϡʔϧ͞ΕͨΠϕϯτͷ࣌ؒʹಧ͍ͯͳ͍ͷͰ // ݱࡏ࣌ؒΛਐΊͨ࣌ؒʹͯ͠ advance(by:)Λऴྃ // ݱࡏ࣌ؒΛεέδϡʔϧ͞ΕͨΠϕϯτ࣌ؒ·ͰਐΊΔ // ݱࡏ࣌ؒΛਐΊͨ࣌ؒ >= εέδϡʔϧ͞ΕͨΠϕϯτ࣌ؒ now nextDate finalDate advance(by:)
66. • ͦ΋ͦ΋PublisherΛSubscribe͞ΕΔͱ • SchedulerΛݺͼग़͍ͯ͠ΔॲཧΩϡʔΛม͑ΔΘ͚͚ͩͲ • ΧελϜSchedulerΛ࡞ΔͱɺΠϕϯτͷൃՐ࣌ؒ·Ͱऔಘ͢Δ ͜ͱ ΋ Ͱ͖Δ
67. TestScheduler pointfreeco/combine-schedulers https://github.com/pointfreeco/combine-schedulers/blob/0.1.2/Sources/CombineSchedulers/TestScheduler.swift
68. https://github.com/pointfreeco/swift-composable-architecture/blob/0.8.0/Examples/Search/Search/SearchView.swift debounceΦϖϨʔλ͸࣮ࡍ͸ UpstreamΛsubscribeͯ͠Δɻ ͦͷͱ͖ 0.3ඵޙͱ͍͏৘ใΛ͍࣋ͬͯΔɻ εέδϡʔϥ͸Πϕϯτͷ ΩϡʔʹͦΕΛอ࣋ͯ͠Δ લ൒Ͱࣔͨ͠ςετίʔυΛݟฦͯ͠ΈΑ͏
69. ͭ·Γ…
70. TestScheduler͸Πϕϯτ͕Կඵޙʹ ى͜Δ͔ΛCombineͷ࢓૊Έ্஌Δ ͜ͱ͕Ͱ͖Δ
71. TestScheduler͸advanceϝιουͰ ೚ҙͷ࣌ؒʹਐΊΔ͜ͱ͕Ͱ͖Δ
72. ͳͷͰɺTCA͸Πϕϯτ͕೚ҙͷ࣌ؒ ʹ࣮ߦ͞ΕΔͷΛݟӽͨ͠ςετίʔ υΛॻ͘͜ͱ͕Ͱ͖Δʢඇಉظ࣮ߦΛ Ϝμʹ଴ͨͳ͍͍ͯ͘ʣ
73. ·ͱΊ • CombineͷScheduler͸ΩϡʔΛ੾Γସ͑ΒΕΔΑ͏ʹͳ͍ͬͯΔ ͕ɺ͍ͭͰʹΠϕϯτͷ࣮ߦ࣌ؒΛऔಘͰ͖Δ • combine-schedulersͰCombine͸ςετίʔυͷ࣌ؒΛ੍ޚͰ͖Δ • RxSwiftͷςετίʔυ͸࣌ؒΛԾ૝తʹѻ͑Δ • CombineͷSchedulerͰ΋Ծ૝࣌ؒతʹѻ͑Δ͔ʁͱ͍͏ͷ͸΍Ε͹ Ͱ͖ͦ͏Ͱ͸͋Δ͕ɺ΍Δඞཁੑ͸ͳ͍