Merge pull request #5 from swhitty/swift-5.10

Support Swift 5.10

Author: swhitty

.github/workflows/build.yml

@@ -6,10 +6,10 @@ on:
   workflow_dispatch:
 
 jobs:
-  xcode_15_0_1:
-    runs-on: macos-13
+  xcode_15_2:
+    runs-on: macos-14
     env:
-      DEVELOPER_DIR: /Applications/Xcode_15.0.1.app/Contents/Developer
+      DEVELOPER_DIR: /Applications/Xcode_15.2.app/Contents/Developer
     steps:
       - name: Checkout
         uses: actions/checkout@v3
@@ -40,6 +40,19 @@ jobs:
       - name: Test
         run: swift test --skip-build
 
+  linux_swift_5_10:
+    runs-on: ubuntu-latest
+    container: swift:5.10
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Version
+        run: swift --version
+      - name: Build
+        run: swift build --build-tests
+      - name: Test
+        run: swift test --skip-build
+
   linux_swift_5_9_2:
     runs-on: ubuntu-latest
     container: swift:5.9.2

Package.swift

@@ -31,7 +31,8 @@ extension Array where Element == SwiftSetting {
 
     static var upcomingFeatures: [SwiftSetting] {
         [
-            .enableUpcomingFeature("ExistentialAny")
+            .enableUpcomingFeature("ExistentialAny"),
+            .enableExperimentalFeature("StrictConcurrency")
         ]
     }
 }

README.md

@@ -1,6 +1,6 @@
 [![Build](https://github.com/swhitty/KeyValueCoder/actions/workflows/build.yml/badge.svg)](https://github.com/swhitty/KeyValueCoder/actions/workflows/build.yml)
 [![CodeCov](https://codecov.io/gh/swhitty/KeyValueCoder/branch/main/graphs/badge.svg)](https://codecov.io/gh/swhitty/KeyValueCoder/branch/main)
-[![Swift 5.9](https://img.shields.io/badge/swift-5.8%20–%205.9-red.svg?style=flat)](https://developer.apple.com/swift)
+[![Swift 5.9](https://img.shields.io/badge/swift-5.8%20–%205.10-red.svg?style=flat)](https://developer.apple.com/swift)
 [![License](https://img.shields.io/badge/license-MIT-lightgrey.svg)](https://opensource.org/licenses/MIT)
 [![Twitter](https://img.shields.io/badge/twitter-@simonwhitty-blue.svg)](http://twitter.com/simonwhitty)
 

Sources/KeyValueEncoder.swift

@@ -66,13 +66,13 @@ public enum NilCodingStrategy {
     case placeholder(Any, isNull: (Any) -> Bool)
 
     /// `nil` values are substituted with `Optional<Any>.none`. Can be cast to any optional type.
-    public static let `default` = NilCodingStrategy.placeholder(Optional<Any>.none as Any, isNull: isOptionalNone)
+    public static var `default`: NilCodingStrategy { .placeholder(Optional<Any>.none as Any, isNull: isOptionalNone) }
 
     /// `nil` values are substituted with `"$null"` placeholder string. Compatible with `PropertyListEncoder`.
-    public static let stringNull = NilCodingStrategy.placeholder("$null", isNull: { ($0 as? String == "$null") })
+    public static var stringNull: NilCodingStrategy { .placeholder("$null", isNull: { ($0 as? String == "$null") }) }
 
     /// `nil` values are substituted with `"NSNull()"`. Compatible with `JSONSerialization`.
-    public static let nsNull = NilCodingStrategy.placeholder(NSNull(), isNull: { $0 is NSNull })
+    public static var nsNull: NilCodingStrategy { .placeholder(NSNull(), isNull: { $0 is NSNull }) }
 }
 
 extension KeyValueEncoder {

docker-run-tests.sh

@@ -0,0 +1,9 @@
+#!/usr/bin/env bash
+
+set -eu
+
+docker run -it \
+  --rm \
+  --mount src="$(pwd)",target=/package,type=bind \
+  swift:5.10-jammy \
+  /usr/bin/swift test --package-path /package