Merge pull request #116 from sevki/main

back deploy concurrency to macOS 10.15

Author: paulofaria

Sources/GraphQL/GraphQL.swift

@@ -281,7 +281,7 @@ public func graphqlSubscribe(
 
 #if compiler(>=5.5) && canImport(_Concurrency)
 
-    @available(macOS 12, iOS 15, watchOS 8, tvOS 15, *)
+    @available(macOS 10.15, iOS 15, watchOS 8, tvOS 15, *)
     /// This is the primary entry point function for fulfilling GraphQL operations
     /// by parsing, validating, and executing a GraphQL document along side a
     /// GraphQL schema.
@@ -345,7 +345,7 @@ public func graphqlSubscribe(
         ).get()
     }
 
-    @available(macOS 12, iOS 15, watchOS 8, tvOS 15, *)
+    @available(macOS 10.15, iOS 15, watchOS 8, tvOS 15, *)
     /// This is the primary entry point function for fulfilling GraphQL subscription
     /// operations by parsing, validating, and executing a GraphQL subscription
     /// document along side a GraphQL schema.

Sources/GraphQL/Subscription/EventStream.swift

@@ -10,7 +10,7 @@ open class EventStream<Element> {
 
 #if compiler(>=5.5) && canImport(_Concurrency)
 
-    @available(macOS 12, iOS 15, watchOS 8, tvOS 15, *)
+    @available(macOS 10.15, iOS 15, watchOS 8, tvOS 15, *)
     /// Event stream that wraps an `AsyncThrowingStream` from Swift's standard concurrency system.
     public class ConcurrentEventStream<Element>: EventStream<Element> {
         public let stream: AsyncThrowingStream<Element, Error>
@@ -31,7 +31,7 @@ open class EventStream<Element> {
         }
     }
 
-    @available(macOS 12, iOS 15, watchOS 8, tvOS 15, *)
+    @available(macOS 10.15, iOS 15, watchOS 8, tvOS 15, *)
     extension AsyncThrowingStream {
         func mapStream<To>(_ closure: @escaping (Element) throws -> To)
             -> AsyncThrowingStream<To, Error>

Tests/GraphQLTests/HelloWorldTests/HelloWorldTests.swift

@@ -65,7 +65,7 @@ class HelloWorldTests: XCTestCase {
 
     #if compiler(>=5.5) && canImport(_Concurrency)
 
-        @available(macOS 12, iOS 15, watchOS 8, tvOS 15, *)
+        @available(macOS 10.15, iOS 15, watchOS 8, tvOS 15, *)
         func testHelloAsync() async throws {
             let group = MultiThreadedEventLoopGroup(numberOfThreads: System.coreCount)
 

Tests/GraphQLTests/SubscriptionTests/SimplePubSub.swift

@@ -2,7 +2,7 @@ import GraphQL
 
 #if compiler(>=5.5) && canImport(_Concurrency)
 
-    @available(macOS 12, iOS 15, watchOS 8, tvOS 15, *)
+    @available(macOS 10.15, iOS 15, watchOS 8, tvOS 15, *)
     /// A very simple publish/subscriber used for testing
     class SimplePubSub<T> {
         private var subscribers: [Subscriber<T>]

Tests/GraphQLTests/SubscriptionTests/SubscriptionSchema.swift

@@ -93,7 +93,7 @@ import NIO
 
     let eventLoopGroup = MultiThreadedEventLoopGroup(numberOfThreads: 1)
 
-    @available(macOS 12, iOS 15, watchOS 8, tvOS 15, *)
+    @available(macOS 10.15, iOS 15, watchOS 8, tvOS 15, *)
     class EmailDb {
         var emails: [Email]
         let publisher: SimplePubSub<Any>

Tests/GraphQLTests/SubscriptionTests/SubscriptionTests.swift

@@ -4,7 +4,7 @@ import XCTest
 
 #if compiler(>=5.5) && canImport(_Concurrency)
 
-    @available(macOS 12, iOS 15, watchOS 8, tvOS 15, *)
+    @available(macOS 10.15, iOS 15, watchOS 8, tvOS 15, *)
     /// This follows the graphql-js testing, with deviations where noted.
     class SubscriptionTests: XCTestCase {
         let timeoutDuration = 0.5 // in seconds