From 173cf71fa8e1f2278ea312b4595111052417eb07 Mon Sep 17 00:00:00 2001
From: Marko Justinek <1733327+surpher@users.noreply.github.com>
Date: Mon, 13 May 2024 18:05:05 +1000
Subject: [PATCH] tech: Resolve issues supporting Linux with async/await

---
 .github/workflows/build.yml               |  4 +++-
 Sources/Extensions/MockServer+Async.swift | 21 ++++++++++++++-------
 Sources/Extensions/Task+Timeout.swift     |  6 +++++-
 3 files changed, 22 insertions(+), 9 deletions(-)

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 8f589536..0060a6b8 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -1,6 +1,7 @@
 name: Build
 
 on:
+  pull_request:
   push:
     branches:
       - 'main'
@@ -14,6 +15,7 @@ on:
       - 'style/**'
       - 'test/**'
       - 'tech/**'
+      - 'for-posterity/**'
 
 env:
   RUST_TARGET_PATH: pact-reference
@@ -22,7 +24,7 @@ jobs:
   test:
     name: Run ${{ matrix.platform }} on ${{ matrix.host }}
     runs-on: ${{ matrix.host }}
-  
+
     strategy:
       fail-fast: true
       matrix:
diff --git a/Sources/Extensions/MockServer+Async.swift b/Sources/Extensions/MockServer+Async.swift
index 2438dfa7..83c1ec45 100644
--- a/Sources/Extensions/MockServer+Async.swift
+++ b/Sources/Extensions/MockServer+Async.swift
@@ -18,15 +18,22 @@
 import Foundation
 
 #if os(Linux)
-import PactSwiftMockServerLinux
+    import PactSwiftMockServerLinux
 #elseif compiler(>=5.5)
-@_implementationOnly import PactSwiftMockServer
+    @_implementationOnly import PactSwiftMockServer
 #else
-import PactSwiftMockServer
+    import PactSwiftMockServer
 #endif
 
 extension MockServer {
-	
+
+    // Handling platform specifics
+    #if os(Linux)
+	    typealias TransferProtocolScheme = PactSwiftMockServerLinux.TransferProtocol
+	#else
+	    private var TransferProtocolScheme = PactSwiftMockServer.TransferProtocol
+	#endif
+
 	/// Spins up a mock server with expected interactions defined in the provided Pact
 	///
 	/// - Parameters:
@@ -35,14 +42,14 @@ extension MockServer {
 	///
 	@available(macOS 12.0, iOS 15.0, watchOS 8.0, tvOS 15.0, *)
 	@discardableResult
-	func setup(pact: Data, protocol: PactSwiftMockServer.TransferProtocol = .standard) async throws -> Int {
+	func setup(pact: Data, protocol: TransferProtocolScheme = .standard) async throws -> Int {
 		try await withCheckedThrowingContinuation { continuation in
 			self.setup(pact: pact, protocol: `protocol`) { result in
 				continuation.resume(with: result)
 			}
 		}
 	}
-	
+
 	/// Verifies all interactions passed to mock server
 	///
 	/// By default pact files are written to `/tmp/pacts`.
@@ -56,7 +63,7 @@ extension MockServer {
 			}
 		}
 	}
-	
+
 	/// Finalises Pact tests by writing the pact contract file to disk
 	///
 	/// - Parameters:
diff --git a/Sources/Extensions/Task+Timeout.swift b/Sources/Extensions/Task+Timeout.swift
index 650f7616..d2dadaa0 100644
--- a/Sources/Extensions/Task+Timeout.swift
+++ b/Sources/Extensions/Task+Timeout.swift
@@ -19,7 +19,7 @@ import Foundation
 
 @available(macOS 12.0, iOS 15.0, watchOS 8.0, tvOS 15.0, *)
 extension Task where Failure == Error {
-	
+
 	// Start a new Task with a timeout. If the timeout expires before the operation is
 	// completed then the task is cancelled and an error is thrown.
 	@available(macOS 12.0, iOS 15.0, watchOS 8.0, tvOS 15.0, *)
@@ -28,7 +28,11 @@ extension Task where Failure == Error {
 			try await withThrowingTaskGroup(of: Success.self) { group -> Success in
 				group.addTask(operation: operation)
 				group.addTask {
+                    #if os(Linux)
+                    try await _Concurrency.Task.sleep(nanoseconds: UInt64(timeout * 1_000_000_000))
+                    #else
 					try await _Concurrency.Task.sleep(nanoseconds: UInt64(timeout * Double(NSEC_PER_SEC)))
+                    #endif
 					throw TimeoutError(interval: timeout)
 				}
 				guard let success = try await group.next() else {