Add kit command

packages/cli/bin.ts

@@ -6,8 +6,9 @@ import { add } from './commands/add/index.ts';
 import { create } from './commands/create.ts';
 import { migrate } from './commands/migrate.ts';
 import { check } from './commands/check.ts';
+import { kit } from './commands/kit.ts';
 import { helpConfig } from './utils/common.ts';
 
 program.name(pkg.name).version(pkg.version, '-v, --version').configureHelp(helpConfig);
-program.addCommand(create).addCommand(add).addCommand(migrate).addCommand(check);
+program.addCommand(create).addCommand(add).addCommand(migrate).addCommand(check).addCommand(kit);
 program.parse();

packages/cli/commands/check.ts

@@ -1,46 +1,8 @@
-import process from 'node:process';
-import { execSync } from 'node:child_process';
-import pc from 'picocolors';
-import { Command } from 'commander';
-import * as resolve from 'empathic/resolve';
-import { resolveCommand } from 'package-manager-detector/commands';
-import { getUserAgent } from '../utils/package-manager.ts';
-
-export const check = new Command('check')
-	.description('a CLI for checking your Svelte code')
-	// flags that we'll want to pass to `svelte-check`
-	.allowUnknownOption(true)
-	.option('-C, --cwd <path>', 'path to working directory', process.cwd())
-	.configureHelp({
-		formatHelp() {
-			// we'll pass the responsibility of presenting the help menu over to `svelte-check`
-			runCheck(process.cwd(), ['--help']);
-			return '';
-		}
-	})
-	.action((options, check: Command) => {
-		const cwd: string = options.cwd;
-		const args: string[] = check.args;
-
-		runCheck(cwd, args);
-	});
-
-function runCheck(cwd: string, args: string[]) {
-	const pm = getUserAgent() ?? 'npm';
-
-	// validates that `svelte-check` is locally installed
-	const resolved = resolve.from(cwd, 'svelte-check', true);
-	if (!resolved) {
-		const cmd = resolveCommand(pm, 'add', ['-D', 'svelte-check'])!;
-		console.error(
-			`'svelte-check' is not installed locally. Install it with: ${pc.bold(`${cmd.command} ${cmd.args.join(' ')}`)}`
-		);
-		process.exit(1);
-	}
-
-	// avoids printing the stack trace for `sv` when `svelte-check` exits with an error code
-	try {
-		const cmd = resolveCommand(pm, 'execute-local', ['svelte-check', ...args])!;
-		execSync(`${cmd.command} ${cmd.args.join(' ')}`, { stdio: 'inherit', cwd });
-	} catch {}
-}
+import { createCommand } from '../utils/external-package.js';
+
+export const check = createCommand(
+	'check',
+	'svelte-check',
+	'svelte-check',
+	'a CLI for checking your Svelte code'
+);

packages/cli/commands/kit.ts

@@ -0,0 +1,8 @@
+import { createCommand } from '../utils/external-package.js';
+
+export const kit = createCommand(
+	'kit',
+	'@sveltejs/kit',
+	'svelte-kit',
+	'a CLI for working with your SvelteKit project'
+);

packages/cli/utils/external-package.ts

@@ -0,0 +1,56 @@
+import process from 'node:process';
+import { execSync } from 'node:child_process';
+import pc from 'picocolors';
+import { Command } from 'commander';
+import * as resolve from 'empathic/resolve';
+import { resolveCommand } from 'package-manager-detector/commands';
+import { getUserAgent } from './package-manager.ts';
+
+export function createCommand(
+	name: string,
+	package_name: string,
+	package_binary: string,
+	description: string
+) {
+	return (
+		new Command(name)
+			.description(description)
+			// allow options for the external package
+			.allowUnknownOption(true)
+			.option('-C, --cwd <path>', 'path to working directory', process.cwd())
+			.configureHelp({
+				formatHelp() {
+					// pass the responsibility of presenting the help menu over to the external package
+					runPackage(package_name, package_binary, process.cwd(), ['--help']);
+					return '';
+				}
+			})
+			.action((options, check: Command) => {
+				const cwd: string = options.cwd;
+				const args: string[] = check.args;
+
+				runPackage(package_name, package_binary, cwd, args);
+			})
+	);
+}
+
+function runPackage(name: string, binary: string, cwd: string, args: string[]) {
+	const pm = getUserAgent() ?? 'npm';
+
+	// validates that the package is locally installed
+	// try to find package.json as package might not have a main export
+	const resolved = resolve.from(cwd, `${name}/package.json`, true);
+	if (!resolved) {
+		const cmd = resolveCommand(pm, 'add', ['-D', name])!;
+		console.error(
+			`'${name}' is not installed locally. Install it with: ${pc.bold(`${cmd.command} ${cmd.args.join(' ')}`)}`
+		);
+		process.exit(1);
+	}
+
+	// avoids printing the stack trace for `sv` when the external package exits with an error code
+	try {
+		const cmd = resolveCommand(pm, 'execute-local', [binary, ...args])!;
+		execSync(`${cmd.command} ${cmd.args.join(' ')}`, { stdio: 'inherit', cwd });
+	} catch {}
+}