Drop old Swift versions (#220)

* Drop 5.8 and 5.9

* Update CI

Author: 0xTim

.github/workflows/test.yml

@@ -54,10 +54,9 @@ jobs:
       fail-fast: false
       matrix:
         container:
-          - swift:5.8-focal
-          - swift:5.9-jammy
           - swift:5.10-jammy
-          - swiftlang/swift:nightly-6.0-jammy
+          - swift:6.0-jammy
+          - swift:6.1-jammy
           - swiftlang/swift:nightly-main-jammy
         redis:
           - redis:6

Package.swift

@@ -1,13 +1,13 @@
-// swift-tools-version:5.8
+// swift-tools-version:5.10
 import PackageDescription
 
 let package = Package(
     name: "redis",
     platforms: [
-       .macOS(.v10_15),
-       .iOS(.v13),
-       .tvOS(.v13),
-       .watchOS(.v6),
+        .macOS(.v10_15),
+        .iOS(.v13),
+        .tvOS(.v13),
+        .watchOS(.v6),
     ],
     products: [
         .library(name: "Redis", targets: ["Redis"])
@@ -22,11 +22,16 @@ let package = Package(
             dependencies: [
                 .product(name: "RediStack", package: "RediStack"),
                 .product(name: "Vapor", package: "vapor"),
-            ]
+            ],
+            swiftSettings: [.enableExperimentalFeature("StrictConcurrency=complete")]
         ),
-        .testTarget(name: "RedisTests", dependencies: [
-            .target(name: "Redis"),
-            .product(name: "XCTVapor", package: "vapor"),
-        ])
+        .testTarget(
+            name: "RedisTests",
+            dependencies: [
+                .target(name: "Redis"),
+                .product(name: "XCTVapor", package: "vapor"),
+            ],
+            swiftSettings: [.enableExperimentalFeature("StrictConcurrency=complete")]
+        )
     ]
 )

Package@swift-5.9.swift

@@ -1,15 +1,4 @@
-#if swift(>=5.8)
-
 @_documentation(visibility: internal) @_exported import RediStack
 @_documentation(visibility: internal) @_exported import struct Foundation.URL
 @_documentation(visibility: internal) @_exported import struct Logging.Logger
 @_documentation(visibility: internal) @_exported import struct NIO.TimeAmount
-
-#else
-
-@_exported import RediStack
-@_exported import struct Foundation.URL
-@_exported import struct Logging.Logger
-@_exported import struct NIO.TimeAmount
-
-#endif