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MainActor Store Isolation (#3277)
* `@preconcurrency @MainActor` isolation of `Store` * Remove unneeded `@MainActor`s * Remove thread checking code * Remove unneeded `@MainActor`s * Swift 5.10 compatibility fixes * wip * More 5.10 fixes * wip * fixes * wip * wip * up the timeout * wip * Fixes * Remove mainActorASAP in favor of mainActorNow. (#3288) * wip * Run swift-format * Update README.md * Fix integration tests. (#3294) * Fix integration tests. * wip * wip * Run swift-format * mainActorNow doesnt need escaping closure * wip * migration guide * wip * Update MigratingTo1.14.md --------- Co-authored-by: Brandon Williams <[email protected]> Co-authored-by: Brandon Williams <[email protected]> Co-authored-by: mbrandonw <[email protected]>
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‎ComposableArchitecture.xcworkspace/xcshareddata/swiftpm/Package.resolved‎

Lines changed: 2 additions & 2 deletions
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‎Examples/CaseStudies/SwiftUICaseStudies/03-Effects-WebSocket.swift‎

Lines changed: 4 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -241,19 +241,19 @@ extension WebSocketClient: DependencyKey {
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sendPing: { try await WebSocketActor.shared.sendPing(id: $0) }
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)
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244-
final actor WebSocketActor: GlobalActor {
245-
final class Delegate: NSObject, URLSessionWebSocketDelegate {
244+
@globalActor final actor WebSocketActor {
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private final class Delegate: NSObject, @unchecked Sendable, URLSessionWebSocketDelegate {
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var continuation: AsyncStream<Action>.Continuation?
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248-
func urlSession(
248+
nonisolated func urlSession(
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_: URLSession,
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webSocketTask _: URLSessionWebSocketTask,
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didOpenWithProtocol protocol: String?
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) {
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self.continuation?.yield(.didOpen(protocol: `protocol`))
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}
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256-
func urlSession(
256+
nonisolated func urlSession(
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_: URLSession,
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webSocketTask _: URLSessionWebSocketTask,
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didCloseWith closeCode: URLSessionWebSocketTask.CloseCode,

‎Examples/CaseStudies/SwiftUICaseStudiesTests/01-GettingStarted-AlertsAndConfirmationDialogsTests.swift‎

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Original file line numberDiff line numberDiff line change
@@ -4,9 +4,8 @@ import XCTest
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@testable import SwiftUICaseStudies
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66
final class AlertsAndConfirmationDialogsTests: XCTestCase {
7-
@MainActor
87
func testAlert() async {
9-
let store = TestStore(initialState: AlertAndConfirmationDialog.State()) {
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let store = await TestStore(initialState: AlertAndConfirmationDialog.State()) {
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AlertAndConfirmationDialog()
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}
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@@ -33,9 +32,8 @@ final class AlertsAndConfirmationDialogsTests: XCTestCase {
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}
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}
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36-
@MainActor
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func testConfirmationDialog() async {
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let store = TestStore(initialState: AlertAndConfirmationDialog.State()) {
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let store = await TestStore(initialState: AlertAndConfirmationDialog.State()) {
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AlertAndConfirmationDialog()
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}
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‎Examples/CaseStudies/SwiftUICaseStudiesTests/01-GettingStarted-AnimationsTests.swift‎

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Original file line numberDiff line numberDiff line change
@@ -5,11 +5,10 @@ import XCTest
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@testable import SwiftUICaseStudies
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77
final class AnimationTests: XCTestCase {
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@MainActor
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func testRainbow() async {
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let clock = TestClock()
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12-
let store = TestStore(initialState: Animations.State()) {
11+
let store = await TestStore(initialState: Animations.State()) {
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Animations()
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} withDependencies: {
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$0.continuousClock = clock
@@ -58,11 +57,10 @@ final class AnimationTests: XCTestCase {
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await clock.run()
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}
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61-
@MainActor
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func testReset() async {
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let clock = TestClock()
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65-
let store = TestStore(initialState: Animations.State()) {
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let store = await TestStore(initialState: Animations.State()) {
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Animations()
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} withDependencies: {
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$0.continuousClock = clock

‎Examples/CaseStudies/SwiftUICaseStudiesTests/01-GettingStarted-BindingBasicsTests.swift‎

Lines changed: 1 addition & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -4,9 +4,8 @@ import XCTest
44
@testable import SwiftUICaseStudies
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final class BindingFormTests: XCTestCase {
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@MainActor
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func testBasics() async {
9-
let store = TestStore(initialState: BindingForm.State()) {
8+
let store = await TestStore(initialState: BindingForm.State()) {
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BindingForm()
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}
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‎Examples/CaseStudies/SwiftUICaseStudiesTests/02-GettingStarted-SharedStateFileStorageTests.swift‎

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Original file line numberDiff line numberDiff line change
@@ -4,9 +4,8 @@ import XCTest
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@testable import SwiftUICaseStudies
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66
final class SharedStateFileStorageTests: XCTestCase {
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@MainActor
87
func testTabSelection() async {
9-
let store = TestStore(initialState: SharedStateFileStorage.State()) {
8+
let store = await TestStore(initialState: SharedStateFileStorage.State()) {
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SharedStateFileStorage()
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}
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@@ -18,9 +17,8 @@ final class SharedStateFileStorageTests: XCTestCase {
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}
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}
2019

21-
@MainActor
2220
func testSharedCounts() async {
23-
let store = TestStore(initialState: SharedStateFileStorage.State()) {
21+
let store = await TestStore(initialState: SharedStateFileStorage.State()) {
2422
SharedStateFileStorage()
2523
}
2624

@@ -37,9 +35,8 @@ final class SharedStateFileStorageTests: XCTestCase {
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}
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}
3937

40-
@MainActor
4138
func testAlert() async {
42-
let store = TestStore(initialState: SharedStateFileStorage.State()) {
39+
let store = await TestStore(initialState: SharedStateFileStorage.State()) {
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SharedStateFileStorage()
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}
4542

‎Examples/CaseStudies/SwiftUICaseStudiesTests/02-GettingStarted-SharedStateInMemoryTests.swift‎

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Original file line numberDiff line numberDiff line change
@@ -4,9 +4,8 @@ import XCTest
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@testable import SwiftUICaseStudies
55

66
final class SharedStateInMemoryTests: XCTestCase {
7-
@MainActor
87
func testTabSelection() async {
9-
let store = TestStore(initialState: SharedStateInMemory.State()) {
8+
let store = await TestStore(initialState: SharedStateInMemory.State()) {
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SharedStateInMemory()
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}
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@@ -18,9 +17,8 @@ final class SharedStateInMemoryTests: XCTestCase {
1817
}
1918
}
2019

21-
@MainActor
2220
func testSharedCounts() async {
23-
let store = TestStore(initialState: SharedStateInMemory.State()) {
21+
let store = await TestStore(initialState: SharedStateInMemory.State()) {
2422
SharedStateInMemory()
2523
}
2624

@@ -37,9 +35,8 @@ final class SharedStateInMemoryTests: XCTestCase {
3735
}
3836
}
3937

40-
@MainActor
4138
func testAlert() async {
42-
let store = TestStore(initialState: SharedStateInMemory.State()) {
39+
let store = await TestStore(initialState: SharedStateInMemory.State()) {
4340
SharedStateInMemory()
4441
}
4542

‎Examples/CaseStudies/SwiftUICaseStudiesTests/02-GettingStarted-SharedStateUserDefaultsTests.swift‎

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Original file line numberDiff line numberDiff line change
@@ -4,9 +4,8 @@ import XCTest
44
@testable import SwiftUICaseStudies
55

66
final class SharedStateUserDefaultsTests: XCTestCase {
7-
@MainActor
87
func testTabSelection() async {
9-
let store = TestStore(initialState: SharedStateUserDefaults.State()) {
8+
let store = await TestStore(initialState: SharedStateUserDefaults.State()) {
109
SharedStateUserDefaults()
1110
}
1211

@@ -18,9 +17,8 @@ final class SharedStateUserDefaultsTests: XCTestCase {
1817
}
1918
}
2019

21-
@MainActor
2220
func testSharedCounts() async {
23-
let store = TestStore(initialState: SharedStateUserDefaults.State()) {
21+
let store = await TestStore(initialState: SharedStateUserDefaults.State()) {
2422
SharedStateUserDefaults()
2523
}
2624

@@ -37,9 +35,8 @@ final class SharedStateUserDefaultsTests: XCTestCase {
3735
}
3836
}
3937

40-
@MainActor
4138
func testAlert() async {
42-
let store = TestStore(initialState: SharedStateUserDefaults.State()) {
39+
let store = await TestStore(initialState: SharedStateUserDefaults.State()) {
4340
SharedStateUserDefaults()
4441
}
4542

‎Examples/CaseStudies/SwiftUICaseStudiesTests/03-Effects-BasicsTests.swift‎

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Original file line numberDiff line numberDiff line change
@@ -4,9 +4,8 @@ import XCTest
44
@testable import SwiftUICaseStudies
55

66
final class EffectsBasicsTests: XCTestCase {
7-
@MainActor
87
func testCountDown() async {
9-
let store = TestStore(initialState: EffectsBasics.State()) {
8+
let store = await TestStore(initialState: EffectsBasics.State()) {
109
EffectsBasics()
1110
} withDependencies: {
1211
$0.continuousClock = ImmediateClock()
@@ -20,9 +19,8 @@ final class EffectsBasicsTests: XCTestCase {
2019
}
2120
}
2221

23-
@MainActor
2422
func testNumberFact() async {
25-
let store = TestStore(initialState: EffectsBasics.State()) {
23+
let store = await TestStore(initialState: EffectsBasics.State()) {
2624
EffectsBasics()
2725
} withDependencies: {
2826
$0.factClient.fetch = { "\($0) is a good number Brent" }
@@ -41,9 +39,8 @@ final class EffectsBasicsTests: XCTestCase {
4139
}
4240
}
4341

44-
@MainActor
4542
func testDecrement() async {
46-
let store = TestStore(initialState: EffectsBasics.State()) {
43+
let store = await TestStore(initialState: EffectsBasics.State()) {
4744
EffectsBasics()
4845
} withDependencies: {
4946
$0.continuousClock = ImmediateClock()
@@ -57,9 +54,8 @@ final class EffectsBasicsTests: XCTestCase {
5754
}
5855
}
5956

60-
@MainActor
6157
func testDecrementCancellation() async {
62-
let store = TestStore(initialState: EffectsBasics.State()) {
58+
let store = await TestStore(initialState: EffectsBasics.State()) {
6359
EffectsBasics()
6460
} withDependencies: {
6561
$0.continuousClock = TestClock()

‎Examples/CaseStudies/SwiftUICaseStudiesTests/03-Effects-CancellationTests.swift‎

Lines changed: 4 additions & 8 deletions
Original file line numberDiff line numberDiff line change
@@ -4,9 +4,8 @@ import XCTest
44
@testable import SwiftUICaseStudies
55

66
final class EffectsCancellationTests: XCTestCase {
7-
@MainActor
87
func testTrivia_SuccessfulRequest() async {
9-
let store = TestStore(initialState: EffectsCancellation.State()) {
8+
let store = await TestStore(initialState: EffectsCancellation.State()) {
109
EffectsCancellation()
1110
} withDependencies: {
1211
$0.factClient.fetch = { "\($0) is a good number Brent" }
@@ -27,10 +26,9 @@ final class EffectsCancellationTests: XCTestCase {
2726
}
2827
}
2928

30-
@MainActor
3129
func testTrivia_FailedRequest() async {
3230
struct FactError: Equatable, Error {}
33-
let store = TestStore(initialState: EffectsCancellation.State()) {
31+
let store = await TestStore(initialState: EffectsCancellation.State()) {
3432
EffectsCancellation()
3533
} withDependencies: {
3634
$0.factClient.fetch = { _ in throw FactError() }
@@ -50,9 +48,8 @@ final class EffectsCancellationTests: XCTestCase {
5048
// in the `.cancelButtonTapped` action of the `effectsCancellationReducer`. This will cause the
5149
// test to fail, showing that we are exhaustively asserting that the effect truly is canceled and
5250
// will never emit.
53-
@MainActor
5451
func testTrivia_CancelButtonCancelsRequest() async {
55-
let store = TestStore(initialState: EffectsCancellation.State()) {
52+
let store = await TestStore(initialState: EffectsCancellation.State()) {
5653
EffectsCancellation()
5754
} withDependencies: {
5855
$0.factClient.fetch = { _ in try await Task.never() }
@@ -66,9 +63,8 @@ final class EffectsCancellationTests: XCTestCase {
6663
}
6764
}
6865

69-
@MainActor
7066
func testTrivia_PlusMinusButtonsCancelsRequest() async {
71-
let store = TestStore(initialState: EffectsCancellation.State()) {
67+
let store = await TestStore(initialState: EffectsCancellation.State()) {
7268
EffectsCancellation()
7369
} withDependencies: {
7470
$0.factClient.fetch = { _ in try await Task.never() }

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