Bumps minimum version to Swift 5.8

.github/workflows/build.yml

@@ -61,7 +61,7 @@ jobs:
     runs-on: ubuntu-22.04
     strategy:
       matrix:
-        swift: ["5.7", "5.8", "5.9", "5.10"]
+        swift: ["5.8", "5.9", "5.10"]
     steps:
     - uses: swift-actions/setup-swift@v2
       with:
@@ -70,17 +70,3 @@ jobs:
     - name: Test
       run: swift test --parallel
 
-  # Swift versions older than 5.7 don't have builds for ubuntu 22.04. https://www.swift.org/download/ 
-  backcompat-ubuntu-20_04:
-    name: Test Swift ${{ matrix.swift }} on Ubuntu 20.04
-    runs-on: ubuntu-20.04
-    strategy:
-      matrix:
-        swift: ["5.4", "5.5", "5.6"]
-    steps:
-    - uses: swift-actions/setup-swift@v2
-      with:
-        swift-version: ${{ matrix.swift }}
-    - uses: actions/checkout@v3
-    - name: Test
-      run: swift test --parallel

Package.resolved

@@ -24,26 +24,26 @@
         "repositoryURL": "https://github.com/apple/swift-collections",
         "state": {
           "branch": null,
-          "revision": "94cf62b3ba8d4bed62680a282d4c25f9c63c2efb",
-          "version": "1.1.0"
+          "revision": "671108c96644956dddcd89dd59c203dcdb36cec7",
+          "version": "1.1.4"
         }
       },
       {
         "package": "swift-nio",
         "repositoryURL": "https://github.com/apple/swift-nio.git",
         "state": {
           "branch": null,
-          "revision": "fc63f0cf4e55a4597407a9fc95b16a2bc44b4982",
-          "version": "2.64.0"
+          "revision": "914081701062b11e3bb9e21accc379822621995e",
+          "version": "2.76.1"
         }
       },
       {
         "package": "swift-system",
         "repositoryURL": "https://github.com/apple/swift-system.git",
         "state": {
           "branch": null,
-          "revision": "025bcb1165deab2e20d4eaba79967ce73013f496",
-          "version": "1.2.1"
+          "revision": "c8a44d836fe7913603e246acab7c528c2e780168",
+          "version": "1.4.0"
         }
       }
     ]

Package.swift

@@ -1,4 +1,4 @@
-// swift-tools-version:5.4
+// swift-tools-version:5.8
 import PackageDescription
 
 let package = Package(

README.md

@@ -256,6 +256,10 @@ one that you've created yourself.
 
 For a progressive walkthrough, see the [Usage Guide](UsageGuide.md). The [Star Wars API](Tests/GraphitiTests/StarWarsAPI/StarWarsAPI.swift) provides a fairly complete example.
 
+## Support
+
+This package supports Swift versions in [alignment with Swift NIO](https://github.com/apple/swift-nio?tab=readme-ov-file#swift-versions).
+
 ## Contributing
 
 This repo uses [SwiftFormat](https://github.com/nicklockwood/SwiftFormat), and includes lint checks to enforce these formatting standards.

Sources/Graphiti/API/API.swift

@@ -80,82 +80,78 @@ public extension API {
     }
 }
 
-#if compiler(>=5.5) && canImport(_Concurrency)
-
-    public extension API {
-        @available(macOS 10.15, iOS 15, watchOS 8, tvOS 15, *)
-        func execute(
-            request: String,
-            context: ContextType,
-            on eventLoopGroup: EventLoopGroup,
-            variables: [String: Map] = [:],
-            operationName: String? = nil,
-            validationRules: [(ValidationContext) -> Visitor] = []
-        ) async throws -> GraphQLResult {
-            return try await schema.execute(
-                request: request,
-                resolver: resolver,
-                context: context,
-                eventLoopGroup: eventLoopGroup,
-                variables: variables,
-                operationName: operationName,
-                validationRules: validationRules
-            ).get()
-        }
-
-        @available(macOS 10.15, iOS 15, watchOS 8, tvOS 15, *)
-        func execute(
-            request: GraphQLRequest,
-            context: ContextType,
-            on eventLoopGroup: EventLoopGroup,
-            validationRules: [(ValidationContext) -> Visitor] = []
-        ) async throws -> GraphQLResult {
-            return try await execute(
-                request: request.query,
-                context: context,
-                on: eventLoopGroup,
-                variables: request.variables,
-                operationName: request.operationName,
-                validationRules: validationRules
-            )
-        }
+public extension API {
+    @available(macOS 10.15, iOS 15, watchOS 8, tvOS 15, *)
+    func execute(
+        request: String,
+        context: ContextType,
+        on eventLoopGroup: EventLoopGroup,
+        variables: [String: Map] = [:],
+        operationName: String? = nil,
+        validationRules: [(ValidationContext) -> Visitor] = []
+    ) async throws -> GraphQLResult {
+        return try await schema.execute(
+            request: request,
+            resolver: resolver,
+            context: context,
+            eventLoopGroup: eventLoopGroup,
+            variables: variables,
+            operationName: operationName,
+            validationRules: validationRules
+        ).get()
+    }
 
-        @available(macOS 10.15, iOS 15, watchOS 8, tvOS 15, *)
-        func subscribe(
-            request: String,
-            context: ContextType,
-            on eventLoopGroup: EventLoopGroup,
-            variables: [String: Map] = [:],
-            operationName: String? = nil,
-            validationRules: [(ValidationContext) -> Visitor] = []
-        ) async throws -> SubscriptionResult {
-            return try await schema.subscribe(
-                request: request,
-                resolver: resolver,
-                context: context,
-                eventLoopGroup: eventLoopGroup,
-                variables: variables,
-                operationName: operationName,
-                validationRules: validationRules
-            ).get()
-        }
+    @available(macOS 10.15, iOS 15, watchOS 8, tvOS 15, *)
+    func execute(
+        request: GraphQLRequest,
+        context: ContextType,
+        on eventLoopGroup: EventLoopGroup,
+        validationRules: [(ValidationContext) -> Visitor] = []
+    ) async throws -> GraphQLResult {
+        return try await execute(
+            request: request.query,
+            context: context,
+            on: eventLoopGroup,
+            variables: request.variables,
+            operationName: request.operationName,
+            validationRules: validationRules
+        )
+    }
 
-        @available(macOS 10.15, iOS 15, watchOS 8, tvOS 15, *)
-        func subscribe(
-            request: GraphQLRequest,
-            context: ContextType,
-            on eventLoopGroup: EventLoopGroup,
-            validationRules: [(ValidationContext) -> Visitor] = []
-        ) async throws -> SubscriptionResult {
-            return try await subscribe(
-                request: request.query,
-                context: context,
-                on: eventLoopGroup,
-                variables: request.variables,
-                operationName: request.operationName,
-                validationRules: validationRules
-            )
-        }
+    @available(macOS 10.15, iOS 15, watchOS 8, tvOS 15, *)
+    func subscribe(
+        request: String,
+        context: ContextType,
+        on eventLoopGroup: EventLoopGroup,
+        variables: [String: Map] = [:],
+        operationName: String? = nil,
+        validationRules: [(ValidationContext) -> Visitor] = []
+    ) async throws -> SubscriptionResult {
+        return try await schema.subscribe(
+            request: request,
+            resolver: resolver,
+            context: context,
+            eventLoopGroup: eventLoopGroup,
+            variables: variables,
+            operationName: operationName,
+            validationRules: validationRules
+        ).get()
     }
 
-#endif
+    @available(macOS 10.15, iOS 15, watchOS 8, tvOS 15, *)
+    func subscribe(
+        request: GraphQLRequest,
+        context: ContextType,
+        on eventLoopGroup: EventLoopGroup,
+        validationRules: [(ValidationContext) -> Visitor] = []
+    ) async throws -> SubscriptionResult {
+        return try await subscribe(
+            request: request.query,
+            context: context,
+            on: eventLoopGroup,
+            variables: request.variables,
+            operationName: request.operationName,
+            validationRules: validationRules
+        )
+    }
+}

Sources/Graphiti/Federation/Key/Key.swift

@@ -92,30 +92,26 @@ public class Key<ObjectType, Resolver, Context, Arguments: Codable>: KeyComponen
     }
 }
 
-#if compiler(>=5.5) && canImport(_Concurrency)
-
-    public extension Key {
-        @available(macOS 10.15, iOS 15, watchOS 8, tvOS 15, *)
-        convenience init(
-            arguments: [ArgumentComponent<Arguments>],
-            concurrentResolve: @escaping ConcurrentResolve<
-                Resolver,
-                Context,
-                Arguments,
-                ObjectType?
-            >
-        ) {
-            let asyncResolve: AsyncResolve<Resolver, Context, Arguments, ObjectType?> = { type in
-                { context, arguments, eventLoopGroup in
-                    let promise = eventLoopGroup.next().makePromise(of: ObjectType?.self)
-                    promise.completeWithTask {
-                        try await concurrentResolve(type)(context, arguments)
-                    }
-                    return promise.futureResult
+public extension Key {
+    @available(macOS 10.15, iOS 15, watchOS 8, tvOS 15, *)
+    convenience init(
+        arguments: [ArgumentComponent<Arguments>],
+        concurrentResolve: @escaping ConcurrentResolve<
+            Resolver,
+            Context,
+            Arguments,
+            ObjectType?
+        >
+    ) {
+        let asyncResolve: AsyncResolve<Resolver, Context, Arguments, ObjectType?> = { type in
+            { context, arguments, eventLoopGroup in
+                let promise = eventLoopGroup.next().makePromise(of: ObjectType?.self)
+                promise.completeWithTask {
+                    try await concurrentResolve(type)(context, arguments)
                 }
+                return promise.futureResult
             }
-            self.init(arguments: arguments, asyncResolve: asyncResolve)
         }
+        self.init(arguments: arguments, asyncResolve: asyncResolve)
     }
-
-#endif
+}

Sources/Graphiti/Federation/Key/Type+Key.swift

@@ -101,42 +101,38 @@ public extension Type {
     }
 }
 
-#if compiler(>=5.5) && canImport(_Concurrency)
-
-    public extension Type {
-        @available(macOS 10.15, iOS 15, watchOS 8, tvOS 15, *)
-        @discardableResult
-        /// Define and add the federated key to this type.
-        ///
-        /// For more information, see https://www.apollographql.com/docs/federation/entities
-        /// - Parameters:
-        ///   - function: The resolver function used to load this entity based on the key value.
-        ///   - _:  The key value. The name of this argument must match a Type field.
-        /// - Returns: Self for chaining.
-        func key<Arguments: Codable>(
-            at function: @escaping ConcurrentResolve<Resolver, Context, Arguments, ObjectType?>,
-            @ArgumentComponentBuilder<Arguments> _ argument: () -> ArgumentComponent<Arguments>
-        ) -> Self {
-            keys.append(Key(arguments: [argument()], concurrentResolve: function))
-            return self
-        }
-
-        @available(macOS 10.15, iOS 15, watchOS 8, tvOS 15, *)
-        @discardableResult
-        /// Define and add the federated key to this type.
-        ///
-        /// For more information, see https://www.apollographql.com/docs/federation/entities
-        /// - Parameters:
-        ///   - function: The resolver function used to load this entity based on the key value.
-        ///   - _:  The key values. The names of these arguments must match Type fields.
-        /// - Returns: Self for chaining.
-        func key<Arguments: Codable>(
-            at function: @escaping ConcurrentResolve<Resolver, Context, Arguments, ObjectType?>,
-            @ArgumentComponentBuilder<Arguments> _ arguments: () -> [ArgumentComponent<Arguments>]
-        ) -> Self {
-            keys.append(Key(arguments: arguments(), concurrentResolve: function))
-            return self
-        }
+public extension Type {
+    @available(macOS 10.15, iOS 15, watchOS 8, tvOS 15, *)
+    @discardableResult
+    /// Define and add the federated key to this type.
+    ///
+    /// For more information, see https://www.apollographql.com/docs/federation/entities
+    /// - Parameters:
+    ///   - function: The resolver function used to load this entity based on the key value.
+    ///   - _:  The key value. The name of this argument must match a Type field.
+    /// - Returns: Self for chaining.
+    func key<Arguments: Codable>(
+        at function: @escaping ConcurrentResolve<Resolver, Context, Arguments, ObjectType?>,
+        @ArgumentComponentBuilder<Arguments> _ argument: () -> ArgumentComponent<Arguments>
+    ) -> Self {
+        keys.append(Key(arguments: [argument()], concurrentResolve: function))
+        return self
     }
 
-#endif
+    @available(macOS 10.15, iOS 15, watchOS 8, tvOS 15, *)
+    @discardableResult
+    /// Define and add the federated key to this type.
+    ///
+    /// For more information, see https://www.apollographql.com/docs/federation/entities
+    /// - Parameters:
+    ///   - function: The resolver function used to load this entity based on the key value.
+    ///   - _:  The key values. The names of these arguments must match Type fields.
+    /// - Returns: Self for chaining.
+    func key<Arguments: Codable>(
+        at function: @escaping ConcurrentResolve<Resolver, Context, Arguments, ObjectType?>,
+        @ArgumentComponentBuilder<Arguments> _ arguments: () -> [ArgumentComponent<Arguments>]
+    ) -> Self {
+        keys.append(Key(arguments: arguments(), concurrentResolve: function))
+        return self
+    }
+}