Merge pull request #5 from RougeWare/feature/Sendable

Sendable autoconformance

Author: KyNorthstar

.github/workflows/swift.yml

@@ -1,15 +1,30 @@
-name: Tests
+# This workflow will build a Swift project
+# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-swift
 
-on: [push, pull_request]
+name: Swift
+
+on:
+  push:
+    branches: [ "production" ]
+  pull_request:
+    branches: [ "production" ]
 
 jobs:
   build:
 
-    runs-on: macOS-latest
+    runs-on: macos-latest
 
     steps:
-    - uses: actions/checkout@v1
+    - uses: actions/checkout@v4
+    - uses: k-arindam/setup-swift@v6.0.0
+      with:
+        swift-version: "6.0.0"
+    
+    - name: Get swift version
+      run: swift --version
+    
     - name: Build
       run: swift build -v
+    
     - name: Run tests
       run: swift test -v

Package.swift

@@ -1,4 +1,4 @@
-// swift-tools-version:5.0
+// swift-tools-version:6.0
 // The swift-tools-version declares the minimum version of Swift required to build this package.
 
 import PackageDescription

Sources/Either/Either.swift

@@ -14,3 +14,10 @@ public enum Either<Left, Right> {
     case left(Left)
     case right(Right)
 }
+
+
+
+// MARK: - Sendable
+// (this would be in `Either + autoconformance.swift`, but the compiler prefers it in the same file as the original declaration
+
+extension Either: Sendable where Left: Sendable, Right: Sendable {}

Tests/EitherTests/Either + autoconformance Tests.swift

@@ -371,3 +371,14 @@ final class Either___autoconformance_Tests: XCTestCase {
         }
     }
 }
+
+
+
+// MARK: - Either + Sendable
+
+// Just test whether it compiles
+
+private struct SendableConformanceTestContainer: Sendable {
+    var eitherA: Either<Int, String> = .left(7)
+    var eitherB: Either<Int, String> = .right("seven")
+}