Deprecate Refreshable and Resettable

Sources/Atoms/Attribute/Refreshable.swift

@@ -21,6 +21,7 @@
 /// }
 /// ```
 ///
+@available(*, deprecated, message: "`Refreshable` is deprecated. Use a custom refresh function or other alternatives instead.")
 public protocol Refreshable where Self: Atom {
     /// Refreshes and then return a result value.
     ///

Sources/Atoms/Attribute/Resettable.swift

@@ -21,6 +21,7 @@
 /// }
 /// ```
 ///
+@available(*, deprecated, message: "`Resettable` is deprecated. Use a custom reset function or other alternatives instead.")
 public protocol Resettable where Self: Atom {
     /// Arbitrary reset method to be executed on atom reset.
     ///

Sources/Atoms/Context/AtomContext.swift

@@ -99,6 +99,7 @@ public protocol AtomContext {
     /// - Parameter atom: An atom to refresh.
     ///
     /// - Returns: The value after the refreshing associated with the given atom is completed.
+    @available(*, deprecated, message: "`Refreshable` is deprecated. Use a custom refresh function or other alternatives instead.")
     @discardableResult
     func refresh<Node: Refreshable>(_ atom: Node) async -> Node.Produced
 
@@ -136,6 +137,7 @@ public protocol AtomContext {
     /// ```
     ///
     /// - Parameter atom: An atom to reset.
+    @available(*, deprecated, message: "`Resettable` is deprecated. Use a custom reset function or other alternatives instead.")
     func reset(_ atom: some Resettable)
 }
 

Sources/Atoms/Context/AtomCurrentContext.swift

@@ -113,6 +113,7 @@ public struct AtomCurrentContext: AtomContext {
     /// - Parameter atom: An atom to refresh.
     ///
     /// - Returns: The value after the refreshing associated with the given atom is completed.
+    @available(*, deprecated, message: "`Refreshable` is deprecated. Use a custom refresh function or other alternatives instead.")
     @inlinable
     @discardableResult
     public func refresh<Node: Refreshable>(_ atom: Node) async -> Node.Produced {
@@ -155,6 +156,7 @@ public struct AtomCurrentContext: AtomContext {
     /// ```
     ///
     /// - Parameter atom: An atom to reset.
+    @available(*, deprecated, message: "`Resettable` is deprecated. Use a custom reset function or other alternatives instead.")
     @inlinable
     public func reset(_ atom: some Resettable) {
         _store.reset(atom)

Sources/Atoms/Context/AtomTestContext.swift

@@ -257,6 +257,7 @@ public struct AtomTestContext: AtomWatchableContext {
     /// - Parameter atom: An atom to refresh.
     ///
     /// - Returns: The value after the refreshing associated with the given atom is completed.
+    @available(*, deprecated, message: "`Refreshable` is deprecated. Use a custom refresh function or other alternatives instead.")
     @inlinable
     @discardableResult
     public func refresh<Node: Refreshable>(_ atom: Node) async -> Node.Produced {
@@ -300,6 +301,7 @@ public struct AtomTestContext: AtomWatchableContext {
     /// ```
     ///
     /// - Parameter atom: An atom to reset.
+    @available(*, deprecated, message: "`Resettable` is deprecated. Use a custom reset function or other alternatives instead.")
     @inlinable
     public func reset(_ atom: some Resettable) {
         _store.reset(atom)

Sources/Atoms/Context/AtomTransactionContext.swift

@@ -123,6 +123,7 @@ public struct AtomTransactionContext: AtomWatchableContext {
     /// - Parameter atom: An atom to refresh.
     ///
     /// - Returns: The value after the refreshing associated with the given atom is completed.
+    @available(*, deprecated, message: "`Refreshable` is deprecated. Use a custom refresh function or other alternatives instead.")
     @inlinable
     @discardableResult
     public func refresh<Node: Refreshable>(_ atom: Node) async -> Node.Produced {
@@ -166,6 +167,7 @@ public struct AtomTransactionContext: AtomWatchableContext {
     /// ```
     ///
     /// - Parameter atom: An atom to reset.
+    @available(*, deprecated, message: "`Resettable` is deprecated. Use a custom reset function or other alternatives instead.")
     @inlinable
     public func reset(_ atom: some Resettable) {
         _store.reset(atom)

Sources/Atoms/Context/AtomViewContext.swift

@@ -129,6 +129,7 @@ public struct AtomViewContext: AtomWatchableContext {
     /// - Parameter atom: An atom to refresh.
     ///
     /// - Returns: The value after the refreshing associated with the given atom is completed.
+    @available(*, deprecated, message: "`Refreshable` is deprecated. Use a custom refresh function or other alternatives instead.")
     @inlinable
     @discardableResult
     public func refresh<Node: Refreshable>(_ atom: Node) async -> Node.Produced {
@@ -172,6 +173,7 @@ public struct AtomViewContext: AtomWatchableContext {
     /// ```
     ///
     /// - Parameter atom: An atom to reset.
+    @available(*, deprecated, message: "`Resettable` is deprecated. Use a custom reset function or other alternatives instead.")
     @inlinable
     public func reset(_ atom: some Resettable) {
         _store.reset(atom)

Sources/Atoms/Core/StoreContext.swift

@@ -158,6 +158,7 @@ internal struct StoreContext {
         return value
     }
 
+    @available(*, deprecated)
     @usableFromInline
     func refresh<Node: Refreshable>(_ atom: Node) async -> Node.Produced {
         let (key, _) = lookupAtomKeyAndOverride(of: atom)
@@ -199,6 +200,7 @@ internal struct StoreContext {
         }
     }
 
+    @available(*, deprecated)
     @usableFromInline
     func reset(_ atom: some Resettable) {
         let (key, _) = lookupAtomKeyAndOverride(of: atom)

Tests/AtomsTests/Attribute/RefreshableTests.swift

@@ -2,6 +2,7 @@ import XCTest
 
 @testable import Atoms
 
+@available(*, deprecated)
 final class RefreshableTests: XCTestCase {
     @MainActor
     func testCustomRefresh() async {

Tests/AtomsTests/Attribute/ResettableTests.swift

@@ -2,6 +2,7 @@ import XCTest
 
 @testable import Atoms
 
+@available(*, deprecated)
 final class ResettableTests: XCTestCase {
     @MainActor
     func testCustomReset() {

Tests/AtomsTests/Context/AtomCurrentContextTests.swift

@@ -46,6 +46,7 @@ final class AtomCurrentContextTests: XCTestCase {
         XCTAssertEqual(value, 100)
     }
 
+    @available(*, deprecated)
     @MainActor
     func testCustomRefresh() async {
         let atom = TestCustomRefreshableAtom { _ in
@@ -84,6 +85,7 @@ final class AtomCurrentContextTests: XCTestCase {
         XCTAssertEqual(storeContext.read(dependency), 0)
     }
 
+    @available(*, deprecated)
     @MainActor
     func testCustomReset() {
         let store = AtomStore()

Tests/AtomsTests/Context/AtomTestContextTests.swift

@@ -209,6 +209,7 @@ final class AtomTestContextTests: XCTestCase {
         XCTAssertEqual(updateCount, 1)
     }
 
+    @available(*, deprecated)
     @MainActor
     func testCustomRefresh() async {
         let atom = TestCustomRefreshableAtom { _ in
@@ -248,6 +249,7 @@ final class AtomTestContextTests: XCTestCase {
         XCTAssertEqual(context.read(atom), 0)
     }
 
+    @available(*, deprecated)
     @MainActor
     func testCustomReset() {
         let atom = TestStateAtom(defaultValue: 0)

Tests/AtomsTests/Context/AtomTransactionContextTests.swift

@@ -57,6 +57,7 @@ final class AtomTransactionContextTests: XCTestCase {
         XCTAssertEqual(context.watch(atom1).value, 100)
     }
 
+    @available(*, deprecated)
     @MainActor
     func testCustomRefresh() async {
         let atom0 = TestValueAtom(value: 0)
@@ -103,6 +104,7 @@ final class AtomTransactionContextTests: XCTestCase {
         XCTAssertEqual(context.read(dependency), 0)
     }
 
+    @available(*, deprecated)
     @MainActor
     func testCustomReset() {
         let transactionAtom = TestValueAtom(value: 0)

Tests/AtomsTests/Context/AtomViewContextTests.swift

@@ -58,6 +58,7 @@ final class AtomViewContextTests: XCTestCase {
         XCTAssertEqual(context.watch(atom).value, 100)
     }
 
+    @available(*, deprecated)
     @MainActor
     func testCustomRefresh() async {
         let atom = TestCustomRefreshableAtom { _ in
@@ -104,6 +105,7 @@ final class AtomViewContextTests: XCTestCase {
         XCTAssertEqual(context.read(atom), 0)
     }
 
+    @available(*, deprecated)
     @MainActor
     func testCustomReset() {
         let store = AtomStore()

Tests/AtomsTests/Core/StoreContextTests.swift

@@ -1213,7 +1213,7 @@ final class StoreContextTests: XCTestCase {
             }
         }
 
-        struct TestAtom: StateAtom, Refreshable, Resettable {
+        struct TestAtom: StateAtom {
             let testEffect: TestEffect
 
             var key: UniqueKey {
@@ -1224,14 +1224,6 @@ final class StoreContextTests: XCTestCase {
                 context.read(TestDependencyAtom())
             }
 
-            func refresh(context: CurrentContext) async -> Int {
-                context.read(TestDependencyAtom())
-            }
-
-            func reset(context: CurrentContext) {
-                context.reset(TestDependencyAtom())
-            }
-
             func effect(context: CurrentContext) -> some AtomEffect {
                 testEffect.initContext = context
                 return testEffect
@@ -1297,49 +1289,132 @@ final class StoreContextTests: XCTestCase {
         let testAtom = TestAtom(testEffect: testEffect)
         let testAsyncAtom = TestAsyncAtom(testEffect: testEffect)
 
-        func assert<Node: Atom>(
-            _ atom: Node,
-            _ expected: Node.Produced,
-            file: StaticString = #filePath,
-            line: UInt = #line
-        ) where Node.Produced: Equatable {
+        func assert(file: StaticString = #filePath, line: UInt = #line) {
             XCTAssertEqual(testEffect.value1, 1, file: file, line: line)
             XCTAssertEqual(testEffect.value2, 1, file: file, line: line)
-            XCTAssertEqual(context.read(atom), expected, file: file, line: line)
         }
 
-        _ = context.read(testAtom)
-        assert(testAtom, 1)
+        let value0 = context.read(testAtom)
+        assert()
+        XCTAssertEqual(value0, 1)
 
-        _ = context.watch(testAtom, subscriber: subscriber, subscription: Subscription())
-        assert(testAtom, 1)
-
-        _ = context.watch(testAsyncAtom, subscriber: subscriber, subscription: Subscription())
-        assert(testAsyncAtom, .suspending)
+        let value1 = context.watch(testAtom, subscriber: subscriber, subscription: Subscription())
+        assert()
+        XCTAssertEqual(value1, 1)
 
-        context.modify(testAtom) { $0 = 1 }
-        assert(testAtom, 1)
+        let value2 = context.watch(testAsyncAtom, subscriber: subscriber, subscription: Subscription())
+        assert()
+        XCTAssertEqual(value2, .suspending)
 
-        scopedContext.set(context.read(testAtom), for: testAtom)
-        assert(testAtom, 1)
+        scopedContext.set(1, for: testAtom)
+        assert()
 
         scopedContext.modify(testAtom) { $0 = 1 }
-        assert(testAtom, 1)
-
-        _ = await scopedContext.refresh(testAtom)
-        assert(testAtom, 1)
+        assert()
 
-        _ = await scopedContext.refresh(testAsyncAtom)
-        assert(testAsyncAtom, .success(1))
-
-        scopedContext.reset(testAtom)
-        assert(testAtom, 1)
+        let value3 = await scopedContext.refresh(testAsyncAtom)
+        assert()
+        XCTAssertEqual(value3, .success(1))
 
         scopedContext.reset(testAsyncAtom)
-        assert(testAsyncAtom, .suspending)
+        assert()
 
         scopedContext.unwatch(testAtom, subscriber: subscriber)
-        assert(testAtom, 1)
+        assert()
+    }
+
+    @available(*, deprecated)
+    @MainActor
+    func testEffectCrossScopeBoundaryDeprecated() async {
+        struct TestDependencyAtom: ValueAtom, Hashable {
+            func value(context: Context) -> Int {
+                1
+            }
+        }
+
+        struct TestAtom: StateAtom, Refreshable, Resettable {
+            let testEffect: TestEffect
+
+            var key: UniqueKey {
+                UniqueKey()
+            }
+
+            func defaultValue(context: Context) -> Int {
+                context.watch(TestDependencyAtom())
+            }
+
+            func refresh(context: CurrentContext) async -> Int {
+                context.read(TestDependencyAtom())
+            }
+
+            func reset(context: CurrentContext) {
+                context.reset(TestDependencyAtom())
+            }
+
+            func effect(context: CurrentContext) -> some AtomEffect {
+                testEffect.initContext = context
+                return testEffect
+            }
+        }
+
+        final class TestEffect: AtomEffect {
+            var initContext: AtomCurrentContext?
+            var value1: Int?
+            var value2: Int?
+
+            func updateValues(context: Context) {
+                value1 = context.read(TestDependencyAtom())
+                value2 = initContext?.read(TestDependencyAtom())
+            }
+
+            func initialized(context: Context) {
+                updateValues(context: context)
+            }
+
+            func updated(context: Context) {
+                updateValues(context: context)
+            }
+
+            func released(context: Context) {
+                updateValues(context: context)
+            }
+        }
+
+        let subscriberState = SubscriberState()
+        let subscriber = Subscriber(subscriberState)
+        let store = AtomStore()
+        let rootScopeToken = ScopeKey.Token()
+        let scopeToken = ScopeKey.Token()
+        let context = StoreContext.root(store: store, scopeKey: rootScopeToken.key)
+        let scopedContext = context.scoped(
+            scopeID: ScopeID(DefaultScopeID()),
+            scopeKey: scopeToken.key,
+            observers: [],
+            overrideContainer: OverrideContainer()
+                .addingOverride(for: TestDependencyAtom()) { _ in
+                    2
+                }
+        )
+        let testEffect = TestEffect()
+        let testAtom = TestAtom(testEffect: testEffect)
+
+        func assert(file: StaticString = #filePath, line: UInt = #line) {
+            XCTAssertEqual(testEffect.value1, 1, file: file, line: line)
+            XCTAssertEqual(testEffect.value2, 1, file: file, line: line)
+        }
+
+        let value0 = context.watch(testAtom, subscriber: subscriber, subscription: Subscription())
+        assert()
+        XCTAssertEqual(value0, 1)
+
+        let value1 = await scopedContext.refresh(testAtom)
+        assert()
+        XCTAssertEqual(value1, 1)
+
+        context.set(3, for: testAtom)
+        scopedContext.reset(testAtom)
+        assert()
+        XCTAssertEqual(context.read(testAtom), 1)
     }
 
     @MainActor

Tests/AtomsTests/Utilities/TestAtom.swift

@@ -95,6 +95,7 @@ struct TestAsyncPhaseAtom<Success, Failure: Error>: AsyncPhaseAtom, @unchecked S
     }
 }
 
+@available(*, deprecated)
 struct TestCustomRefreshableAtom<T: Sendable>: ValueAtom, Refreshable, @unchecked Sendable {
     var getValue: (Context) -> T
     var refresh: (CurrentContext) async -> T
@@ -112,6 +113,7 @@ struct TestCustomRefreshableAtom<T: Sendable>: ValueAtom, Refreshable, @unchecke
     }
 }
 
+@available(*, deprecated)
 struct TestCustomResettableAtom<T>: StateAtom, Resettable, @unchecked Sendable {
     var defaultValue: (Context) -> T
     var reset: (CurrentContext) -> Void