Scaffold project structure

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.")
+		}
+	}
+}