flutterkaigi_2024.pdf

Transcript

1. ࣮ફతύοέʔδઓུ FlutterKaigi 2024
2. About Me ҏ౻ ګฏ גࣜձࣾαΠόʔΤʔδΣϯτ Github: KyoheiG3 X: KyoheiG3
3. ΞδΣϯμ •֓ཁ •ύοέʔδ෼ׂͷ࣮૷ྫ •ύοέʔδͷ໾ׂ •ςετʹ͍ͭͯ
4. ΞδΣϯμ •֓ཁ •ύοέʔδ෼ׂͷ࣮૷ྫ •ύοέʔδͷ໾ׂ •ςετʹ͍ͭͯ
5. ύοέʔδ෼ׂͷύλʔϯྫ • ΞϓϦέʔγϣϯͱ cli ͳͲͷπʔϧ • ௨৴෦෼ͳͲͷ෦඼୯Ґ • ෳ਺ͷΞϓϦέʔγϣϯͱڞ௨ػೳ • ػೳ୯Ґ • ϨΠϠʔ • ෼͚ͳ͍
6. ΞϓϦΛී௨ʹ։ൃ͢Δͱ ͜ͷܗʹͳΔ App ෼͚ͳ͍
7. ෦඼୯ҐͰ෼͚Δ ੾Γग़͞Εͨ෦඼ͷ୯ମς ετ͕΍Γ΍͘͢ͳΔ Network Location DB App
8. ڞ௨ػೳͷ੾Γग़͠ Core ػೳΛڞ༗͢ΔΞϓϦ ͕૿͑Δͱෆཁͳػೳ͕૿ ͑Δ Core App
9. ػೳ୯ҐͰ෼͚Δ ଞͷػೳ΁ͷӨڹΛ͋·Γ ߟ͑ͳ͍͍ͯ͘൓໘ɺػೳ ಉ࢜ͷ࿈ܞ͕೉͍͠ App Core Noti fi cation Purchase Login
10. ϨΠϠʔͰ෼͚Δ ֎ଆͷϨΠϠʔ͸಺ଆͷϨ ΠϠʔʹґଘ͍ͯ͠Δ Presentation App Application Infra Domain
11. ΫϦʔϯΞʔΩςΫνϟ ը૾ग़లɿThe Clean Code Blog by Robert C. Martin (Uncle Bob) | The Clean Architecture
12. ΫϦʔϯΞʔΩςΫνϟ ґଘੑٯస App UI Driver Presenter Gateway Entity UseCase
13. • Ͳ͜ͰԿΛॲཧ͢Δ͔͕໌֬ʹͳ࣮ͬͯ૷ʹڧ੍ྗ͕ੜ·ΕΔ • DI ͕ඞਢͳͷͰࣗͣͱϢχοτςετͷ࢓૊Έ͕੔͏ • ςετͷࡍʹෆཁͳύοέʔδΛഉআͰ͖Δ • ύοέʔδ΁ͷॲཧΛฒྻʹߦ͑ΔΑ͏ʹͳΔ ෼ׂ࣌ͷϝϦοτ
14. ෼ׂ࣌ͷσϝϦοτ • ׳ΕΔ·Ͱࠞཚ͕ͪ͠ • ΠϯλʔϑΣʔεͳͲͷهड़͕૿͑Δ • ίʔυδϟϯϓ͕໘౗ʹͳΔ
15. ΞδΣϯμ •֓ཁ •ύοέʔδ෼ׂͷ࣮૷ྫ •ύοέʔδͷ໾ׂ •ςετʹ͍ͭͯ
17. riverpod • ΞϓϦશମͷঢ়ଶ؅ཧ • ґଘͷ஫ೖ͕༰қʢDIʣ • ϥϯλΠϜͰ͸ͳͯ͘ίϯύΠϧλΠϜͰܕͷΤϥʔ͕෼͔Δʢܕ҆શʣ
18. Ϣʔβ໊Λදࣔ͢Δ͚ͩͷ ΞϓϦΛ࣮૷ͯ͠ΈΔ • Repository ܦ༝Ͱσʔλ औಘ • UseCase ͰσʔλΛՃ޻ • UI ʹදࣔ
19. App ύοέʔδͳͲಛʹߟ͑ͣʹ࡞Δ
20. app/lib/src/repository/user.dart import 'package:riverpod_annotation/riverpod_annotation.dart'; part 'user.g.dart'; @riverpod UserRepository userRepository(UserRepositoryRef ref) => UserRepository(ref); class UserRepository { const UserRepository(this.ref); final UserRepositoryRef ref; Future<User?> getUser() async { final response = await ref.read(dioProvider).user.fetch(); return User(response.id, response.name); } }
21. app/lib/src/state/user.dart import 'package:riverpod_annotation/riverpod_annotation.dart'; import '../repository/user.dart'; part 'user.g.dart'; @riverpod class UserStateNotifier extends _$UserStateNotifier { @override Future<UserState> build() async { final user = await ref.watch(userRepositoryProvider).getUser(); return UserState( user: user, loggedIn: user != null, ); } }
22. app/lib/src/widget/user_name.dart import 'package:flutter/material.dart'; import 'package:flutter_riverpod/flutter_riverpod.dart'; import '../state/user.dart'; class UserName extends ConsumerWidget { const UserName({super.key}); @override Widget build(BuildContext context, WidgetRef ref) { final userState = ref.watch(userStateNotifierProvider); return userState.when( data: (state) { return Text('User name: ${state.user?.name}'); }, error: (error, _) { return Text('Error: $error'); }, loading: () { return const CircularProgressIndicator(); }, ); } }
23. ΞϓϦ࣮ߦ UserRepository ͕ฦͨ͠ Ϣʔβ໊͕දࣔ͞ΕΔ
24. App App ϨΠϠʔ͝ͱʹύοέʔδΛ෼͚Δ
25. ϨΠϠʔͷྫ • ΠϯϑϥϨΠϠʔ • DB ΍ API ʹΞΫηεͨ͠Γ͢Δ • Repository ͳͲ • ΞϓϦέʔγϣϯϨΠϠʔ • ϏδωεϩδοΫ͕ू໿͞ΕΔ • UseCase ͳͲ
26. ΫϦʔϯΞʔΩςΫνϟ ͜ͷ͋ͨΓΛࢀߟʹ
    ύοέʔδΛ໋໊
27. ύοέʔδͷྫ • ΠϯϑϥϨΠϠʔ • Gateway ύοέʔδΛ࡞੒ • UserRepository ΛҠಈ • ΞϓϦέʔγϣϯϨΠϠʔ • UseCase ύοέʔδΛ࡞੒ • UserStateNoti fi er ΛҠಈ
28. Gateway ύοέʔδͷ࡞੒ $ flutter create -t package gateway $ mkdir -p gateway/lib/src/repository $ mv app/lib/src/repository/user.dart gateway/lib/src/repository/user.dart
29. Gateway ύοέʔδͷ࡞੒ name: gateway description: Gateway for infrastructure Layer environment: sdk: '>=3.3.0 <4.0.0' dependencies: riverpod_annotation: dev_dependencies: build_runner: riverpod_generator:
30. Gateway ύοέʔδͷ࡞੒ export 'src/repository/user.dart';
31. UseCase ύοέʔδͷ࡞੒ $ flutter create -t package usecase $ mkdir -p usecase/lib/src/state $ mv app/lib/src/state/user.dart usecase/lib/src/state/user.dart
32. UseCase ύοέʔδͷ࡞੒ name: usecase description: UseCase for domain Layer environment: sdk: '>=3.3.0 <4.0.0' dependencies: riverpod_annotation: gateway: path: ../gateway dev_dependencies: build_runner: riverpod_generator: HBUFXBZ
    ύοέʔδΛ
    ґଘͱͯ͠௥Ճ͢Δ
33. UseCase ύοέʔδͷ࡞੒ import 'package:riverpod_annotation/riverpod_annotation.dart'; // import '../repository/user.dart'; import 'package:gateway/gateway.dart'; part 'user.g.dart'; @riverpod class UserStateNotifier extends _$UserStateNotifier { @override FutureOr<UserState> build() async { final user = await ref.watch(userRepositoryProvider).getUser(); return UserState( user: user, loggedIn: user != null, ); } } HBUFXBZ
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34. UseCase ύοέʔδͷ࡞੒ export 'src/state/user.dart';
35. ΞϓϦຊମ name: app description: Application environment: sdk: '>=3.3.0 <4.0.0' flutter: '>=3.19.0' dependencies: flutter: sdk: flutter flutter_riverpod: usecase: path: ../usecase dev_dependencies: flutter_test: sdk: flutter 6TF$BTF
    ύοέʔδΛ
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36. ΞϓϦຊମ import 'package:flutter/material.dart'; import 'package:flutter_riverpod/flutter_riverpod.dart'; // import '../state/user.dart'; import 'package:usecase/usecase.dart'; class UserName extends ConsumerWidget { const UserName({super.key}); @override Widget build(BuildContext context, WidgetRef ref) { final userState = ref.watch(userStateNotifierProvider); return userState.when( data: (state) { return Text('User name: ${state.user?.name}'); }, error: (error, _) { return Text('Error: $error'); }, loading: () { return const CircularProgressIndicator(); }, ); } VTFDBTF
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37. App Gateway UseCase UseCase Gateway App ґଘ͚ͩΛٯసͤ͞Δ
38. UseCase ύοέʔδͷґଘ name: usecase description: UseCase for domain Layer environment: sdk: '>=3.3.0 <4.0.0' dependencies: riverpod_annotation: # gateway: # path: ../gateway dev_dependencies: build_runner: riverpod_generator: HBUFXBZ
    ύοέʔδΛ
    ґଘ͔Β࡟আ͢Δ
39. UseCase ύοέʔδͷґଘ import 'package:riverpod_annotation/riverpod_annotation.dart'; // import '../repository/user.dart'; import 'package:gateway/gateway.dart'; part 'user.g.dart'; @riverpod class UserStateNotifier extends _$UserStateNotifier { @override FutureOr<UserState> build() async { final user = await ref.watch(userRepositoryProvider).getUser(); return UserState( user: user, loggedIn: user != null, ); } } HBUFXBZ
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40. UseCase ύοέʔδͷґଘ import 'package:riverpod_annotation/riverpod_annotation.dart'; part 'user.g.dart'; @riverpod UserRepository userRepository(_) => throw UnimplementedError(); abstract interface class UserRepository { Future<User?> getUser(); } ͻͱ·ͣ
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41. UseCase ύοέʔδͷґଘ import 'package:riverpod_annotation/riverpod_annotation.dart'; // import 'package:gateway/gateway.dart'; import '../repository/user.dart'; part 'user.g.dart'; @riverpod class UserStateNotifier extends _$UserStateNotifier { @override FutureOr<UserState> build() async { final user = await ref.watch(userRepositoryProvider).getUser(); return UserState( user: user, loggedIn: user != null, ); } } VTFDBTF
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42. ΞϓϦ࣮ߦ UseCase ಺ͷ UserRepository ͷΠϯλʔ ϑΣʔε͕ throw ͨ͠Τ ϥʔ͕දࣔ͞ΕΔ
43. ΞϓϦ࣮ߦ import 'package:riverpod_annotation/riverpod_annotation.dart'; part 'user.g.dart'; @riverpod UserRepository userRepository(_) => throw UnimplementedError(); abstract interface class UserRepository { Future<User?> getUser(); } ౰વ͍͕ͭ͜දࣔ͞ΕΔʂ
44. riverpod ʹΑΔґଘղܾ • overrideWith ʢಈతɺ ref ͋Γʣ • overrideWithValue ʢ੩తɺ ref ͳ͠ʣ • ProviderScope Ͱ্ॻ͖ͷઃఆ
45. Gateway ύοέʔδͷ஫ೖ name: gateway description: Gateway for infrastructure Layer environment: sdk: '>=3.3.0 <4.0.0' dependencies: riverpod_annotation: usecase: path: ../usecase dev_dependencies: build_runner: riverpod_generator: VTFDBTF
    ύοέʔδΛ
    ґଘʹ௥Ճ͢Δ
46. Gateway ύοέʔδͷ஫ೖ import 'package:usecase/usecase.dart'; final userRepositoryOverride = userRepositoryProvider.overrideWith(UserRepositoryImpl.new); class UserRepositoryImpl implements UserRepository { const UserRepositoryImpl(this.ref); final UserRepositoryRef ref; Future<User?> getUser() async { final response = await ref.read(dioProvider).user.fetch(); return User(response.id, response.name); } } VTFDBTF
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    Λ্ॻ͖͢Δ VTFDBTF
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47. Gateway ύοέʔδͷ஫ೖ name: app description: Application environment: sdk: '>=3.3.0 <4.0.0' flutter: '>=3.19.0' dependencies: flutter: sdk: flutter flutter_riverpod: gateway: path: ../gateway usecase: path: ../usecase dev_dependencies: flutter_test: sdk: flutter HBUFXBZ
    ύοέʔδΛ
    ґଘͱͯ͠௥Ճ͢Δ
48. Gateway ύοέʔδͷ஫ೖ import 'package:flutter/material.dart'; import 'package:flutter_riverpod/flutter_riverpod.dart'; import 'package:gateway/gateway.dart'; class UserPage extends StatelessWidget { const UserPage({super.key}); @override Widget build(BuildContext context) { return ProviderScope( overrides: [ userRepositoryOverride, ], child: const UserName(), ); } } HBUFXBZ
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49. ΞϓϦ࣮ߦ Gateway ಺ͷ UserRepository ͕ฦͨ͠ Ϣʔβ໊͕දࣔ͞ΕΔΑ͏ ʹͳΔ
50. Gateway σʔλͷྲྀΕ App UseCase
51. UseCase Gateway App ґଘͷํ޲
52. ύοέʔδߏ੒ App Gateway UseCase
53. ґଘΛٯసͤ͞ΔͨΊʹ΍Δ͜ͱ • ٯస͍ͤͨ͞ґଘॲཧͷΠϯλʔϑΣʔεΛఆٛ → UseCase • ఆٛͨ͠ΠϯλʔϑΣʔεΛܧঝͯ͠ґଘॲཧΛ࣮૷ → Gateway • ࣮૷ͨ͠ґଘॲཧΛ஫ೖ → App
54. ProviderScope ͷઃఆͷ໰୊఺ import 'package:flutter/material.dart'; import 'package:flutter_riverpod/flutter_riverpod.dart'; import 'package:gateway/gateway.dart'; class App extends StatelessWidget { const App({super.key}); @override Widget build(BuildContext context) { return ProviderScope( overrides: [ artistRepositoryOverride, authRepositoryOverride, notificationRepositoryOverride, searchRepositoryOverride, userRepositoryOverride, userProfileRepositoryOverride, ], child: const Page(), ); } } ্ॻ͖ͷ਺͚ͩม਺Λઃఆ ͢Δඞཁ͕͋Δ
55. https://github.com/KyoheiG3/ override_pod override_pod
56. override_pod • ύοέʔδ಺ͷ Override ม਺ΛूΊͯ഑ྻͷม਺Λ࡞੒ • ΞϊςʔγϣϯͱδΣωϨʔλͷ 2ͭͷύοέʔδ
57. override_pod name: gateway description: Gateway for infrastructure Layer environment: sdk: '>=3.3.0 <4.0.0' dependencies: riverpod_annotation: usecase: path: ../usecase override_pod_annotation: dev_dependencies: build_runner: riverpod_generator: override_pod_generator: BOOPUBUJPO
    Λ௥Ճ͢Δ HFOFSBUPS
    Λ௥Ճ͢Δ
58. Before import 'package:usecase/usecase.dart'; final userRepositoryOverride = userRepositoryProvider.overrideWith(UserRepositoryImpl.new); class UserRepositoryImpl implements UserRepository { const UserRepositoryImpl(this.ref); final UserRepositoryRef ref; Future<User?> getUser() async { final response = await ref.read(dioProvider).user.fetch(); return User(response.id, response.name); } }
59. After import 'package:override_pod_annotation/override_pod_annotation.dart'; import 'package:usecase/usecase.dart'; @overridePod final pod = userRepositoryProvider.overrideWith(UserRepositoryImpl.new); class UserRepositoryImpl implements UserRepository { const UserRepositoryImpl(this.ref); final UserRepositoryRef ref; Future<User?> getUser() async { final response = await ref.read(dioProvider).user.fetch(); return User(response.id, response.name); } } 0WFSSJEF
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60. Before import 'package:flutter/material.dart'; import 'package:flutter_riverpod/flutter_riverpod.dart'; import 'package:gateway/gateway.dart'; class App extends StatelessWidget { const App({super.key}); @override Widget build(BuildContext context) { return ProviderScope( overrides: [ artistRepositoryOverride, authRepositoryOverride, notificationRepositoryOverride, searchRepositoryOverride, userRepositoryOverride, userProfileRepositoryOverride, ], child: const Page(), ); } } શͯͷม਺Λઃఆ͍ͯͨ͠
61. After import 'package:flutter/material.dart'; import 'package:flutter_riverpod/flutter_riverpod.dart'; import 'package:gateway/gateway.dart'; class App extends StatelessWidget { const App({super.key}); @override Widget build(BuildContext context) { return ProviderScope( overrides: gatewayPodOverrides, child: const Page(), ); } } ग़དྷ্͕ͬͨม਺Λ
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62. ΞδΣϯμ •֓ཁ •ύοέʔδ෼ׂͷ࣮૷ྫ •ύοέʔδͷ໾ׂ •ςετʹ͍ͭͯ
63. App Gateway UseCase App UI Driver Presenter Gateway Entity UseCase ໾ׂ͝ͱʹύοέʔδΛ෼͚Δ
64. • ΦϒδΣΫτ • ڞ௨ͷ஌ࣝΛදͨ͠΋ͷ Entity
65. Entity class User { const User({ required this.id, required this.name, required this.createdAt, }); final int id; final String name; final String createdAt; }
66. • Repository ͷΠϯλʔϑΣʔεΛఆٛ • ෳ਺ͷ Repository ͷॲཧΛ࣮ߦ • Ϣʔβ΍ΞϓϦͷঢ়ଶΛ AsyncNoti fi er Ͱอ࣋ UseCase
67. UseCase @riverpod class UserStateNotifier extends _$UserStateNotifier { @override FutureOr<UserState> build() async { final user = await ref.watch(userRepositoryProvider).getUser(); return UserState( user: user, loggedIn: user != null, ); } Future<void> logout() async { await ref.read(userRepositoryProvider).logout(); state = const AsyncValue.data( UserState( user: null, loggedIn: false, ), ); } }
68. • UseCase ʹ௚઀ґଘ • Driver ͷΠϯλʔϑΣʔεΛఆٛ • Repository ͷ۩ମతͳॲཧΛ࣮૷ Gateway
69. Gateway @overridePod final pod = userRepositoryProvider.overrideWith(UserRepositoryImpl.new); class UserRepositoryImpl implements UserRepository { const UserRepositoryImpl(this.ref); final UserRepositoryRef ref; Future<User?> getUser() async { final response = await ref.read(dioProvider).user.fetch(); return User( id: response.id, name: response.name, createdAt: response.createdAt, ); } Future<void> logout() async { await ref.read(dioProvider).user.logout(); } }
70. Gateway @overridePod final pod = locationRepositoryProvider.overrideWith(LocationRepositoryImpl.new); class LocationRepositoryImpl implements LocationRepository { const LocationRepositoryImpl(this.ref); final LocationRepositoryRef ref; @override Future<LocationPermission> requestPermission() { return ref.read(locationProvider).requestPermission(); } @override Stream<LocationPosition> get position { return ref.read(locationProvider).getPositionStream(distanceFilter: 10); } }
71. • Gateway ʹ௚઀ґଘ • Driver ͷ۩ମతͳॲཧͷ࣮૷ • σόΠεʹґଘͨ͠ύοέʔδΛϥοϓ Driver
72. Driver import 'package:geolocator/geolocator.dart' as geolocator; @overridePod final pod = locationProvider.overrideWithValue(LocationImpl()); class LocationImpl implements Location { @override Future<LocationPermission> requestPermission() { return geolocator.Geolocator.requestPermission() .then((value) => value.toLocationPermission()); } @override Stream<LocationPosition> getPositionStream({ required int distanceFilter, }) { return geolocator.Geolocator.getPosition( locationSettings: locator.LocationSettings( distanceFilter: distanceFilter, ), ).map((event) => event.toLocationPosition()); } }
73. Presenter (Controller) • UseCase ʹ௚઀ґଘ • Repository ͷॲཧ͸ݺͼग़͞ͳ͍ • ෳ਺ͷ State ͔Β ViewModel Λ࡞੒ͯ͠ UI ʹฦ͢ • UI ͔ΒͷೖྗΛड͚෇͚Δ
74. Presenter (Controller) @riverpod Future<UserPageModel> userPageController(UserPageControllerRef ref) async { final userState = await ref.watch(userStateNotifierProvider.future); return UserPageModel( userName: userState.currentUser.name, createdAt: userState.currentUser.createdAt, action: UserPageAction( logout: () async { await ref.read(userStateNotifierProvider.notifier).logout(); }, ), ); }
75. UI • Presenter ʹ௚઀ґଘ • ViewModel Λड͚औͬͯ Widget Ͱදࣔ • Ϣʔβͷૢ࡞Λ Controller ʹ఻͑Δ
76. UI class UserPage extends StatelessWidget { const UserPage({ super.key, required this.model, }); final UserPageModel model; @override Widget build(BuildContext context) { return Scaffold( body: Column( children: [ Text(model.userName), Text(model.createdAt), ElevatedButton( onPressed: model.action.logout, child: const Text('Logout'), ), ], ), ); } }
77. App • Gateway / Driver / UI ʹ௚઀ґଘ • ্ॻ͖ͨ͠ґଘΛ ProviderScope Ͱ஫ೖ
78. App import 'package:driver/driver.dart'; import 'package:flutter/material.dart'; import 'package:flutter_riverpod/flutter_riverpod.dart'; import 'package:gateway/gateway.dart'; import 'package:ui/ui.dart'; void main() { runApp( ProviderScope( overrides: [ ...driverPodOverrides, ...gatewayPodOverrides, ], child: const App(), ), ); }
79. Driver Gateway UseCase Presenter UI ॲཧͷྲྀΕ
80. ґଘͷํ޲ UI UseCase Gateway Presenter Driver App
81. App UI Driver Presenter Gateway Entity UseCase ύοέʔδߏ੒
82. ΫϦʔϯΞʔΩςΫνϟ 'SBNFXPSL
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83. Flutter ΍σόΠεʹґଘ͍ͯ͠Δύοέʔδ App UI Driver
84. Presenter Gateway Entity UseCase Flutter ΍σόΠεʹґଘ͍ͯ͠ͳ͍ύοέʔδ
85. App UI Driver Presenter Gateway Entity UseCase ύοέʔδߏ੒
87. Melos • ઃఆͨ͠σΟϨΫτϦ಺ͷ pubspec.yaml Λ୳ͯ͠ղੳ • pubspec_overrides.yaml Λࣗಈੜ੒ͯ͠ϩʔΧϧͷύοέʔδͷґଘΛղܾ • λεΫͷฒྻॲཧ
88. ϩʔΧϧͷύοέʔδͷґଘΛղܾ name: app packages: - packages/**
89. ϩʔΧϧͷύοέʔδͷґଘΛղܾ $ melos bootstrap
90. ϩʔΧϧͷύοέʔδͷґଘΛղܾ # melos_managed_dependency_overrides: usecase dependency_overrides: usecase: path: ../usecase
91. ϩʔΧϧͷύοέʔδͷґଘΛղܾ name: gateway description: Gateway for infrastructure Layer environment: sdk: '>=3.3.0 <4.0.0' dependencies: riverpod_annotation: usecase: # path: ../usecase dev_dependencies: build_runner: riverpod_generator: VTFDBTF
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    ΛলུͰ͖Δ
92. λεΫͷฒྻॲཧ • concurrency Ͱฒྻ࣮ߦ਺ΛมߋՄೳ • orderDependents Ͱύοέʔδͷґଘؔ܎άϥϑʹج͍ͮͯෳ਺ͷύοέʔ δͰεΫϦϓτΛ࣮ߦՄೳ • packageFilters ʹ౰ͯ͸·Δύοέʔδશͯʹରͯ͠ฒྻͰλεΫΛ࣮ߦ͠ ͯ͘ΕΔ
93. λεΫͷฒྻॲཧ name: app packages: - packages/** scripts: gen: run: melos gen:all --no-select gen:all: run: dart run build_runner build --delete-conflicting-outputs exec: concurrency: 8 orderDependents: true packageFilters: dependsOn: build_runner
94. ΞδΣϯμ •֓ཁ •ύοέʔδ෼ׂͷ࣮૷ྫ •ύοέʔδͷ໾ׂ •ςετʹ͍ͭͯ
95. fl utter test --coverage --update-goldens • --coverage • ςετͷΧόϨοδΛ lcov.info ϑΝΠϧʹग़ྗ͢Δ • --update-goldens • Golden Test ͷߋ৽༻ͷը૾ग़ྗ΋ಉ࣌ʹߦ͏
96. Melos Λ࢖ͬͨϢχοτςετͷ࣮ߦ name: app packages: - packages/** scripts: test: run: melos test:all --no-select test:all: run: flutter test --coverage --update-goldens exec: concurrency: 8 packageFilters: dirExists: - test UFTU
    σΟϨΫτϦ͕͋Δ ύοέʔδ͚࣮ͩߦ͢Δ
97. ϚϧνύοέʔδͷςετͷΧόϨοδ • ෳ਺ύοέʔδͰಉ͡ύεͷϑΝΠϧ͸ΧόϨοδ͕߹ࢉ͞ΕͨΓ͢Δ • ΠϯλʔϑΣʔεͷΈͷΧόϨοδͷܭଌ͸ɺΤϥʔΛ throw ͍ͯ͠Δ͚ͩ ͩͬͨΓɺ࣮ࡍʹ͸ॲཧ͕ແ͍ͷͰෆཁ
98. https://github.com/KyoheiG3/ lcov_excluder lcov_excluder
99. lcov_excluder • ΧόϨοδʹؚ·ΕΔෆཁͳܭଌϑΝΠϧΛআ֎ • আ֎ઃఆ͢Δ lcov.info Λɺ೚ҙͷ .yaml ʹఆ࣮ٛͯ͠ߦ
100. ΧόϨοδܭଌͷআ֎ઃఆྫ coverage: default: exclude: - lib/**/*.*.dart targets: - usecase: sourceRoot: packages/usecase exclude: - lib/src/repository/*
101. ΧόϨοδܭଌͷআ֎ઃఆྫ $ dart run lcov_excluder exclude
102. ·ͱΊ • ύοέʔδΛ෼͚Δ৔߹͸໾ׂΛҙࣝ͢Δ • Flutter ΍ Device ͳͲӨڹͷେ͖ͳ΋ͷ΄Ͳԁͷ֎ଆʹஔ͘Α͏ʹ͢Δ • Өڹͷখ͞ͳ΋ͷ͸ԁͷ಺ଆʹஔ͘Α͏ʹ͢Δ • ςετͳͲ͸ฒྻͰ࣮ߦ͢Δ • ΠϯλʔϑΣʔεͷςετͷΧόϨοδܭଌ͸ߦΘͳ͍
103. Thanks !