From 55229d94730a1b45eb51215357823c2e812e48af Mon Sep 17 00:00:00 2001
From: Sven Weidauer <sven@5sw.de>
Date: Tue, 9 Nov 2021 19:46:11 +0100
Subject: [PATCH] Initial commit

---
 .gitignore                                    |  7 ++++
 Package.swift                                 | 20 +++++++++++
 README.md                                     |  3 ++
 Sources/AsyncBackports/Backport.swift         |  4 +++
 .../AsyncBackports/URLSession+Backport.swift  | 34 +++++++++++++++++++
 5 files changed, 68 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 Package.swift
 create mode 100644 README.md
 create mode 100644 Sources/AsyncBackports/Backport.swift
 create mode 100644 Sources/AsyncBackports/URLSession+Backport.swift

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..bb460e7
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,7 @@
+.DS_Store
+/.build
+/Packages
+/*.xcodeproj
+xcuserdata/
+DerivedData/
+.swiftpm/xcode/package.xcworkspace/contents.xcworkspacedata
diff --git a/Package.swift b/Package.swift
new file mode 100644
index 0000000..8afa933
--- /dev/null
+++ b/Package.swift
@@ -0,0 +1,20 @@
+// swift-tools-version:5.5
+// The swift-tools-version declares the minimum version of Swift required to build this package.
+
+import PackageDescription
+
+let package = Package(
+    name: "AsyncBackports",
+    platforms: [        
+        .macOS(.v12),
+        .iOS(.v15),
+        .watchOS(.v8),
+        .tvOS(.v15),
+    ],
+    products: [
+        .library(name: "AsyncBackports", targets: ["AsyncBackports"]),
+    ],
+    targets: [
+        .target(name: "AsyncBackports", dependencies: []),
+    ]
+)
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..62602a2
--- /dev/null
+++ b/README.md
@@ -0,0 +1,3 @@
+# AsyncBackports
+
+A description of this package.
diff --git a/Sources/AsyncBackports/Backport.swift b/Sources/AsyncBackports/Backport.swift
new file mode 100644
index 0000000..65519e4
--- /dev/null
+++ b/Sources/AsyncBackports/Backport.swift
@@ -0,0 +1,4 @@
+public struct Backport<Original> {
+    let original: Original
+}
+
diff --git a/Sources/AsyncBackports/URLSession+Backport.swift b/Sources/AsyncBackports/URLSession+Backport.swift
new file mode 100644
index 0000000..2b3f464
--- /dev/null
+++ b/Sources/AsyncBackports/URLSession+Backport.swift
@@ -0,0 +1,34 @@
+import Foundation
+
+public extension URLSession {
+    var backport: Backport<URLSession> { .init(original: self) }
+}
+
+public extension Backport where Original: URLSession {
+
+    /// Convenience method to load data using an URLRequest, creates and resumes an URLSessionDataTask internally.
+    ///
+    /// - Parameter request: The URLRequest for which to load data.
+    /// - Parameter delegate: Task-specific delegate.
+    /// - Returns: Data and response.
+    @available(macOS, deprecated: 12.0, message: "No need for .backport any more")
+    @available(iOS, deprecated: 15.0, message: "No need for .backport any more")
+    @available(tvOS, deprecated: 15.0, message: "No need for .backport any more")
+    @available(watchOS, deprecated: 8.0, message: "No need for .backport any more")
+    func data(for request: URLRequest, delegate: URLSessionTaskDelegate? = nil) async throws -> (Data, URLResponse) {
+        return try await original.data(for: request, delegate: delegate)
+    }
+
+    /// Convenience method to load data using an URL, creates and resumes an URLSessionDataTask internally.
+    ///
+    /// - Parameter url: The URL for which to load data.
+    /// - Parameter delegate: Task-specific delegate.
+    /// - Returns: Data and response.
+    @available(macOS, deprecated: 12.0, message: "No need for .backport any more")
+    @available(iOS, deprecated: 15.0, message: "No need for .backport any more")
+    @available(tvOS, deprecated: 15.0, message: "No need for .backport any more")
+    @available(watchOS, deprecated: 8.0, message: "No need for .backport any more")
+    func data(from url: URL, delegate: URLSessionTaskDelegate? = nil) async throws -> (Data, URLResponse) {
+        return try await original.data(from: url, delegate: delegate)
+    }
+}