feat: basic dry run (e58dd088) · Commits · sc07 / Fedify Patched

cli/init.ts

+168 −49

Original line number	Diff line number	Diff line
		@@ -615,7 +615,12 @@ export const command = new Command()
		"-q, --message-queue <message-queue:message-queue>",
		"Choose the message queue to use for background jobs.",
		)
		.option(
		"--dry-run",
		"Show what would be created without actually creating files.",
		)
		.action(async (options, dir: string) => {
		const dryRun = options.dryRun ?? false;
		const projectName = basename(
		await exists(dir) ? await Deno.realPath(dir) : normalize(dir),
		);
		@@ -1001,12 +1006,44 @@ await configure({
		...initializer.files,
		};
		const { prependFiles } = initializer;

		if (dryRun) {
		console.log(
		colors.bold.yellow("🔍 DRY RUN MODE - No files will be created\n"),
		);

		// check if directory exists and empty
		try {
		const entries = [];
		for await (const entry of Deno.readDir(dir)) {
		entries.push(entry);
		}
		if (entries.length > 0) {
		console.error("The directory is not empty. Aborting.");
		Deno.exit(1);
		}
		} catch (e) {
		if (!(e instanceof Deno.errors.NotFound)) {
		throw e;
		}
		// directory doesn't exist. no problem here.
		}
		} else {
		await Deno.mkdir(dir, { recursive: true });
		for await (const _ of Deno.readDir(dir)) {
		console.error("The directory is not empty. Aborting.");
		Deno.exit(1);
		}
		}
		if (initializer.command != null) {
		if (dryRun) {
		console.log(colors.bold.cyan("📦 Would run command:"));
		console.log(
		` ${
		[initializer.command[0], ...initializer.command.slice(1)].join(" ")
		}\n`,
		);
		} else {
		const cmd = new Deno.Command(initializer.command[0], {
		args: initializer.command.slice(1),
		cwd: dir,
		@@ -1020,8 +1057,19 @@ await configure({
		Deno.exit(1);
		}
		}
		}
		if (runtime !== "deno") {
		const packageJsonPath = join(dir, "package.json");
		if (dryRun) {
		// create package.json if it doesn't exist
		try {
		await Deno.stat(packageJsonPath);
		} catch (e) {
		if (e instanceof Deno.errors.NotFound) {
		// show files list
		} else throw e;
		}
		} else {
		try {
		await Deno.stat(packageJsonPath);
		} catch (e) {
		@@ -1030,19 +1078,33 @@ await configure({
		} else throw e;
		}
		}
		}
		const dependencies: Record<string, string> = {
		"@fedify/fedify": `^${await getLatestFedifyVersion(metadata.version)}`,
		"@logtape/logtape": "^0.8.2",
		"@logtape/logtape": "^0.8.2", // TODO: use latest version?
		...initializer.dependencies,
		...kvStoreDesc?.dependencies,
		...mqDesc?.dependencies,
		};
		if (dryRun) {
		// print out dependencies that would be installed
		const deps = Object.entries(dependencies)
		.map(([name, version]) => `${name}@${version}`)
		.join("\n");
		if (deps) {
		console.log(colors.bold.cyan("📦 Would install dependencies:"));
		console.log(colors.gray("─".repeat(60)));
		console.log(`${deps}\n`);
		console.log(colors.gray("─".repeat(60)));
		}
		} else {
		await addDependencies(
		runtime,
		packageManager,
		dir,
		dependencies,
		);
		}
		if (runtime !== "deno") {
		const devDependencies: Record<string, string> = {
		"@biomejs/biome": "^1.8.3",
		@@ -1050,6 +1112,16 @@ await configure({
		...kvStoreDesc?.devDependencies,
		...mqDesc?.devDependencies,
		};
		if (dryRun) {
		// show dev dependencies that would be installed
		const devDeps = Object.entries(devDependencies)
		.map(([name, version]) => `${name}@${version}`)
		.join(" ");
		if (devDeps) {
		console.log(colors.bold.cyan("📦 Would install dev dependencies:"));
		console.log(` ${devDeps}\n`);
		}
		} else {
		await addDependencies(
		runtime,
		packageManager,
		@@ -1058,13 +1130,36 @@ await configure({
		true,
		);
		}
		}
		if (dryRun) {
		console.log(colors.bold.green("Would create files:\n"));
		for (const [filename, content] of Object.entries(files)) {
		const path = join(dir, filename);
		console.log(colors.green(`📄 ${path}`));
		console.log(colors.gray("─".repeat(60)));
		console.log(content);
		console.log(colors.gray("─".repeat(60)) + "\n");
		}
		} else {
		for (const [filename, content] of Object.entries(files)) {
		const path = join(dir, filename);
		const dirName = dirname(path);
		await Deno.mkdir(dirName, { recursive: true });
		await Deno.writeTextFile(path, content);
		}
		}
		if (prependFiles != null) {
		if (dryRun) {
		console.log(colors.bold.blue("Would prepend to files:\n"));
		for (const [filename, prefix] of Object.entries(prependFiles)) {
		const path = join(dir, filename);
		console.log(colors.blue(`${path}`));
		console.log(colors.gray("─".repeat(60)));
		console.log(colors.gray("Prepending:"));
		console.log(prefix);
		console.log(colors.gray("─".repeat(60)) + "\n");
		}
		} else {
		for (const [filename, prefix] of Object.entries(prependFiles)) {
		const path = join(dir, filename);
		const dirName = dirname(path);
		@@ -1075,7 +1170,11 @@ await configure({
		);
		}
		}
		}
		if (runtime === "deno") {
		if (dryRun) {
		console.log(colors.bold.green("Would create/update JSON files:\n"));
		}
		await rewriteJsonFile(
		join(dir, "deno.json"),
		{},
		@@ -1094,6 +1193,7 @@ await configure({
		],
		tasks: { ...cfg.tasks, ...initializer.tasks },
		}),
		dryRun,
		);
		await rewriteJsonFile(
		join(dir, ".vscode", "settings.json"),
		@@ -1142,6 +1242,7 @@ await configure({
		},
		...vsCodeSettings,
		}),
		dryRun,
		);
		await rewriteJsonFile(
		join(dir, ".vscode", "extensions.json"),
		@@ -1153,8 +1254,12 @@ await configure({
		]),
		...vsCodeExtensions,
		}),
		dryRun,
		);
		} else {
		if (dryRun) {
		console.log(colors.bold.green("📄 Would create/update JSON files:\n"));
		}
		await rewriteJsonFile(
		join(dir, "package.json"),
		{},
		@@ -1163,6 +1268,7 @@ await configure({
		...cfg,
		scripts: { ...cfg.scripts, ...initializer.tasks },
		}),
		dryRun,
		);
		if (initializer.compilerOptions != null) {
		await rewriteJsonFile(
		@@ -1175,6 +1281,7 @@ await configure({
		...initializer.compilerOptions,
		},
		}),
		dryRun,
		);
		}
		await rewriteJsonFile(
		@@ -1222,6 +1329,7 @@ await configure({
		},
		...vsCodeSettings,
		}),
		dryRun,
		);
		await rewriteJsonFile(
		join(dir, ".vscode", "extensions.json"),
		@@ -1233,6 +1341,7 @@ await configure({
		]),
		...vsCodeExtensions,
		}),
		dryRun,
		);
		await rewriteJsonFile(
		join(dir, "biome.json"),
		@@ -1256,6 +1365,7 @@ await configure({
		rules: { recommended: true },
		},
		}),
		dryRun,
		);
		}
		console.error(initializer.instruction);
		@@ -1410,6 +1520,7 @@ async function rewriteJsonFile(
		empty: any,
		// deno-lint-ignore no-explicit-any
		rewriter: (json: any) => any,
		dryRun: boolean = false,
		): Promise<void> {
		let jsonText: string \| null = null;
		try {
		@@ -1419,9 +1530,17 @@ async function rewriteJsonFile(
		}
		let json = jsonText == null ? empty : JSON.parse(jsonText);
		json = rewriter(json);

		if (dryRun) {
		console.log(colors.green(`📄 ${path}`));
		console.log(colors.gray("─".repeat(60)));
		console.log(JSON.stringify(json, null, 2));
		console.log(colors.gray("─".repeat(60)) + "\n");
		} else {
		await Deno.mkdir(dirname(path), { recursive: true });
		await Deno.writeTextFile(path, JSON.stringify(json, null, 2) + "\n");
		}
		}

		function uniqueArray<T extends boolean \| number \| string>(a: T[]): T[] {
		const result: T[] = [];