Scaffold project structure

.gitignore

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+.build

Package.resolved

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+{
+  "originHash" : "db0ba74c125e968c67646390cbba012a5572a5c9c54171588ecbb73e370a448d",
+  "pins" : [
+    {
+      "identity" : "noora",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/tuist/Noora",
+      "state" : {
+        "revision" : "70c6d1477a982f3e4cd46ed2d122e04e9d0a0b59",
+        "version" : "0.56.0"
+      }
+    },
+    {
+      "identity" : "path",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/tuist/path",
+      "state" : {
+        "revision" : "7c74ac435e03a927c3a73134c48b61e60221abcb",
+        "version" : "0.3.8"
+      }
+    },
+    {
+      "identity" : "rainbow",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/onevcat/Rainbow",
+      "state" : {
+        "revision" : "cdf146ae671b2624917648b61c908d1244b98ca1",
+        "version" : "4.2.1"
+      }
+    },
+    {
+      "identity" : "swift-argument-parser",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/apple/swift-argument-parser",
+      "state" : {
+        "revision" : "c5d11a805e765f52ba34ec7284bd4fcd6ba68615",
+        "version" : "1.7.0"
+      }
+    },
+    {
+      "identity" : "swift-async-algorithms",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/apple/swift-async-algorithms",
+      "state" : {
+        "revision" : "9d349bcc328ac3c31ce40e746b5882742a0d1272",
+        "version" : "1.1.3"
+      }
+    },
+    {
+      "identity" : "swift-collections",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/apple/swift-collections.git",
+      "state" : {
+        "revision" : "8d9834a6189db730f6264db7556a7ffb751e99ee",
+        "version" : "1.4.0"
+      }
+    },
+    {
+      "identity" : "swift-log",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/apple/swift-log",
+      "state" : {
+        "revision" : "bbd81b6725ae874c69e9b8c8804d462356b55523",
+        "version" : "1.10.1"
+      }
+    },
+    {
+      "identity" : "swift-subprocess",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/swiftlang/swift-subprocess.git",
+      "state" : {
+        "revision" : "ba5888ad7758cbcbe7abebac37860b1652af2d9c",
+        "version" : "0.3.0"
+      }
+    },
+    {
+      "identity" : "swift-system",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/apple/swift-system",
+      "state" : {
+        "revision" : "7c6ad0fc39d0763e0b699210e4124afd5041c5df",
+        "version" : "1.6.4"
+      }
+    }
+  ],
+  "version" : 3
+}

Package.swift

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+// swift-tools-version: 6.0
+import PackageDescription
+
+let package = Package(
+	name: "Inotify",
+	platforms: [.macOS(.v13), .custom("Linux", versionString: "4.4.302")],
+	products: [
+		.library(
+			name: "Inotify",
+			targets: ["Inotify"]
+		),
+		.executable(
+			name: "task",
+			targets: ["TaskCLI"]
+		)
+	],
+	dependencies: [
+		.package(url: "https://github.com/apple/swift-argument-parser", from: "1.7.0"),
+		.package(url: "https://github.com/apple/swift-async-algorithms", from: "1.1.3"),
+		.package(url: "https://github.com/apple/swift-log", from: "1.10.1"),
+		.package(url: "https://github.com/swiftlang/swift-subprocess.git", from: "0.3.0"),
+		.package(url: "https://github.com/tuist/Noora", from: "0.55.1")
+	],
+	targets: [
+		.target(
+			name: "Inotify",
+			dependencies: [
+				.product(name: "Logging", package: "swift-log"),
+			]
+		),
+		.testTarget(
+			name: "InotifyIntegrationTests",
+			dependencies: ["Inotify"],
+		),
+		.executableTarget(
+			name: "TaskCLI",
+			dependencies: [
+				.product(name: "ArgumentParser", package: "swift-argument-parser"),
+				.product(name: "AsyncAlgorithms", package: "swift-async-algorithms"),
+				.product(name: "Logging", package: "swift-log"),
+				.product(name: "Subprocess", package: "swift-subprocess"),
+				.product(name: "Noora", package: "Noora")
+			]
+		)
+	]
+)

Sources/Inotify/Inotify.swift

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+actor Inotify {
+}

Sources/TaskCLI/Command.swift

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+import ArgumentParser
+
+@main
+struct Command: AsyncParsableCommand {
+	static let configuration = CommandConfiguration(
+		abstract: "Project tasks of Astzweig's Swift Inotify project.",
+		subcommands: [TestCommand.self]
+	)
+}

Sources/TaskCLI/Global Options.swift

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+import ArgumentParser
+import Logging
+
+struct GlobalOptions: ParsableArguments {
+	@Flag(
+		name: .short,
+		help: "Increase logging verbosity. Use -v, -vv, or -vvv."
+	)
+	var verbose: Int
+
+	var logLevel: Logger.Level {
+		switch verbose {
+		case 0: return .notice
+		case 1: return .info
+		case 2: return .debug
+		default: return .trace
+		}
+	}
+
+	func makeLogger(labeled label: String) -> Logger {
+		var logger = Logger(label: label)
+		logger.logLevel = logLevel
+		return logger
+	}
+}

Sources/TaskCLI/Test Command.swift

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+import ArgumentParser
+import AsyncAlgorithms
+import Foundation
+import Subprocess
+import Noora
+
+struct TestCommand: AsyncParsableCommand {
+	static let configuration = CommandConfiguration(
+		commandName: "test",
+		abstract: "Run swift test in a linux container.",
+		aliases: ["t"],
+	)
+
+	@OptionGroup var global: GlobalOptions
+
+	// MARK: - Run
+
+	func run() async throws {
+		let noora = Noora()
+		let logger = global.makeLogger(labeled: "swift-inotify.cli.task.test")
+		let currentDirectory = FileManager.default.currentDirectoryPath
+
+		noora.info("Running tests on Linux.")
+		logger.debug("Current directory", metadata: ["current-directory": "\(currentDirectory)"])
+		async let monitorResult = Subprocess.run(
+			.name("docker"),
+			arguments: ["run", "-v", "\(currentDirectory):/code", "--platform", "linux/arm64", "-w", "/code", "swift:latest", "swift", "test"],
+			preferredBufferSize: 10,
+		) { execution, standardInput, standardOutput, standardError in
+			print("")
+			let stdout = standardOutput.lines()
+			let stderr = standardError.lines()
+			for try await line in merge(stdout, stderr) {
+				noora.passthrough("\(line)")
+			}
+			print("")
+		}
+
+		if (try await monitorResult.terminationStatus.isSuccess) {
+			noora.success("All tests completed successfully.")
+		} else {
+			noora.error("Not all tests completed successfully.")
+		}
+	}
+}

Tests/InotifyIntegrationTests/InitialisationTests.swift

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+import Testing
+@testable import Inotify
+
+@Suite("Initialisation")
+struct InitTests {
+	@Test func createsCleanly() async throws {
+		let _ = Inotify()
+	}
+}