Feature/dev

.gitignore

@@ -5,4 +5,5 @@ xcuserdata/
 DerivedData/
 .netrc
 Package.resolved
-/.swiftpm
+/.swiftpm
+/AGENTS.md

Package.swift

@@ -14,7 +14,8 @@ let package = Package(
         ),
     ],
     dependencies: [
-        .package(url: "https://github.com/swiftlang/swift-syntax.git", .upToNextMajor(from: "601.0.0")),
+        .package(url: "https://github.com/swiftlang/swift-syntax.git", .upToNextMajor(from: "602.0.0")),
+        // .package(url: "https://github.com/swiftlang/swift-syntax.git", "509.0.0" ..< "603.0.0"),
     ],
     targets: [
         .macro(

Sources/OversizeArchitecture/Protocols/ModuleProtocol.swift

@@ -25,4 +25,22 @@ public extension ModuleProtocol where ViewScene: View {
         let reducer = Reducer(viewModel: viewModel)
         return ViewScene(viewState: state, reducer: reducer)
     }
+
+    @MainActor
+    static func buildCached(
+        cacheKey: String = String(describing: Self.self),
+        input: Input? = nil,
+        output: Output? = nil
+    ) -> some View {
+        let state = ViewStateCache.shared.getOrCreate(key: cacheKey) {
+            ViewState(input: input)
+        }
+        let viewModel = ViewModel(
+            state: state,
+            input: input,
+            output: output
+        )
+        let reducer = Reducer(viewModel: viewModel)
+        return ViewScene(viewState: state, reducer: reducer)
+    }
 }

Sources/OversizeArchitecture/Reducer.swift

@@ -5,7 +5,7 @@
 
 import Foundation
 
-public final class Reducer<ViewModel>: Sendable where ViewModel: ViewModelProtocol {
+public final class Reducer<ViewModel: ViewModelProtocol>: Sendable {
     private let viewModel: ViewModel
 
     public init(viewModel: ViewModel) {

Sources/OversizeArchitecture/ViewStateCache.swift

@@ -0,0 +1,34 @@
+//
+// Copyright © 2025 Alexander Romanov
+// ViewStateCache.swift, created on 09.12.2025
+//
+
+import Foundation
+
+@MainActor
+public final class ViewStateCache {
+    public static let shared = ViewStateCache()
+    private var cache: [String: AnyObject] = [:]
+
+    private init() {}
+
+    public func getOrCreate<ViewState: ViewStateProtocol>(
+        key: String,
+        create: () -> ViewState
+    ) -> ViewState {
+        if let cached = cache[key] as? ViewState {
+            return cached
+        }
+        let newState = create()
+        cache[key] = newState as AnyObject
+        return newState
+    }
+
+    public func invalidate(key: String) {
+        cache.removeValue(forKey: key)
+    }
+
+    public func invalidateAll() {
+        cache.removeAll()
+    }
+}

Sources/OversizeArchitectureMacros/Macros/ModuleMacro.swift

@@ -20,8 +20,7 @@ public struct ModuleMacro: MemberMacro {
 
         let prefix = extractPrefix(from: node) ?? extractPrefixFromName(declaration: declaration)
 
-        let members = generateModuleTypealiases(prefix: prefix)
-        return members
+        return generateModuleTypealiases(prefix: prefix)
     }
 }
 

Tests/OversizeArchitectureTests/ArchitectureMacrosTests/ModuleMacroTests.swift

@@ -10,7 +10,6 @@ import SwiftSyntaxMacros
 import SwiftSyntaxMacrosTestSupport
 import Testing
 
-@Suite("Module Macro Tests")
 struct ModuleMacroTests {
     let testMacros: [String: Macro.Type] = [
         "ModuleMacro": ModuleMacro.self,

Tests/OversizeArchitectureTests/ArchitectureMacrosTests/ViewMacroTests.swift

@@ -10,7 +10,6 @@ import SwiftSyntaxMacros
 import SwiftSyntaxMacrosTestSupport
 import Testing
 
-@Suite("View Macro Tests")
 struct ViewMacroTests {
     let testMacros: [String: Macro.Type] = [
         "ViewMacro": ViewMacro.self,

Tests/OversizeArchitectureTests/ArchitectureMacrosTests/ViewModelMacroTests.swift

@@ -10,7 +10,6 @@ import SwiftSyntaxMacros
 import SwiftSyntaxMacrosTestSupport
 import Testing
 
-@Suite("ViewModel Macro Tests")
 struct ViewModelMacroTests {
     let testMacros: [String: Macro.Type] = [
         "ViewModelMacro": ViewModelMacro.self,

Tests/OversizeArchitectureTests/ArchitectureTests/InputOutputTests.swift

@@ -7,7 +7,6 @@ import Foundation
 @testable import OversizeArchitecture
 import Testing
 
-@Suite("Input Output Tests")
 struct InputOutputTests {
     // MARK: - Product Detail Input Tests
 
@@ -131,7 +130,7 @@ struct InputOutputTests {
 
     @Test("Sendable conformance")
     func sendableConformance() {
-        // Test that types conform to Sendable
+        /// Test that types conform to Sendable
         func testSendable(_: (some Sendable).Type) {}
 
         testSendable(Product.self)

Tests/OversizeArchitectureTests/ArchitectureTests/ModuleTests.swift

@@ -7,7 +7,6 @@ import Foundation
 @testable import OversizeArchitecture
 import Testing
 
-@Suite("Module Tests")
 struct ModuleTests {
     @Test("Module protocol conformance")
     func moduleProtocolConformance() {

Tests/OversizeArchitectureTests/ArchitectureTests/ProductDetailViewModelTests.swift

@@ -7,7 +7,6 @@ import Foundation
 @testable import OversizeArchitecture
 import Testing
 
-@Suite("Product Detail ViewModel Tests")
 struct ProductDetailViewModelTests {
     private func createViewModel(
         input: ProductDetailInput?,

Tests/OversizeArchitectureTests/ArchitectureTests/ProductEditViewModelTests.swift

@@ -36,7 +36,6 @@ actor ProductTestCapture {
     }
 }
 
-@Suite("Product Edit ViewModel Tests")
 struct ProductEditViewModelTests {
     private func createViewModel(
         input: ProductEditInput?,

Tests/OversizeArchitectureTests/ArchitectureTests/ProductListViewModelTests.swift

@@ -7,7 +7,6 @@ import Foundation
 @testable import OversizeArchitecture
 import Testing
 
-@Suite("Product List ViewModel Tests")
 struct ProductListViewModelTests {
     private func createViewModel(
         input: ProductListInput?,

Tests/OversizeArchitectureTests/ArchitectureTests/ProductTests.swift

@@ -7,7 +7,6 @@ import Foundation
 @testable import OversizeArchitecture
 import Testing
 
-@Suite("Product Swift Testing Demo")
 struct ProductTests {
     @Test("Product initialization")
     func productInitialization() {
@@ -51,7 +50,7 @@ struct ProductTests {
     }
 
     @Test("Product detail input with different sources")
-    func productDetailInputSources() async {
+    func productDetailInputSources() {
         let productId = UUID()
         let product = Product(id: productId, name: "Test Product")
 
@@ -125,7 +124,7 @@ extension Tag {
     @Tag static var async: Self
 }
 
-@Suite("Tagged Tests Demo", .tags(.product, .async))
+@Suite(.tags(.product, .async))
 struct TaggedProductTests {
     @Test("Async product creation", .tags(.product))
     func asyncProductCreation() async {

Tests/OversizeArchitectureTests/ArchitectureTests/ViewStateTests.swift

@@ -7,7 +7,6 @@ import Foundation
 @testable import OversizeArchitecture
 import Testing
 
-@Suite("View State Tests")
 struct ViewStateTests {
     // MARK: - Product Detail View State Tests