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| import '../server/require-hook' | |
| import { Argument, Command, Option } from 'next/dist/compiled/commander' | |
| import { warn } from '../build/output/log' | |
| import semver from 'next/dist/compiled/semver' | |
| import { bold, cyan, italic } from '../lib/picocolors' | |
| import { formatCliHelpOutput } from '../lib/format-cli-help-output' | |
| import { NON_STANDARD_NODE_ENV } from '../lib/constants' | |
| import { parseValidPositiveInteger } from '../server/lib/utils' | |
| import { | |
| SUPPORTED_TEST_RUNNERS_LIST, | |
| type NextTestOptions, | |
| } from '../cli/next-test.js' | |
| import type { NextTelemetryOptions } from '../cli/next-telemetry.js' | |
| import type { NextStartOptions } from '../cli/next-start.js' | |
| import type { NextLintOptions } from '../cli/next-lint.js' | |
| import type { NextInfoOptions } from '../cli/next-info.js' | |
| import type { NextDevOptions } from '../cli/next-dev.js' | |
| import type { NextBuildOptions } from '../cli/next-build.js' | |
| if (process.env.NEXT_RSPACK) { | |
| // silent rspack's schema check | |
| process.env.RSPACK_CONFIG_VALIDATE = 'loose-silent' | |
| } | |
| if ( | |
| !semver.satisfies( | |
| process.versions.node, | |
| process.env.__NEXT_REQUIRED_NODE_VERSION_RANGE!, | |
| { includePrerelease: true } | |
| ) | |
| ) { | |
| console.error( | |
| `You are using Node.js ${process.versions.node}. For Next.js, Node.js version "${process.env.__NEXT_REQUIRED_NODE_VERSION_RANGE}" is required.` | |
| ) | |
| process.exit(1) | |
| } | |
| // Start performance profiling after Node.js version is checked | |
| performance.mark('next-start') | |
| for (const dependency of ['react', 'react-dom']) { | |
| try { | |
| // When 'npm link' is used it checks the clone location. Not the project. | |
| require.resolve(dependency) | |
| } catch (err) { | |
| console.warn( | |
| `The module '${dependency}' was not found. Next.js requires that you include it in 'dependencies' of your 'package.json'. To add it, run 'npm install ${dependency}'` | |
| ) | |
| } | |
| } | |
| class NextRootCommand extends Command { | |
| createCommand(name: string) { | |
| const command = new Command(name) | |
| command.addOption(new Option('--inspect').hideHelp()) | |
| command.hook('preAction', (event) => { | |
| const commandName = event.name() | |
| const defaultEnv = commandName === 'dev' ? 'development' : 'production' | |
| const standardEnv = ['production', 'development', 'test'] | |
| if (process.env.NODE_ENV) { | |
| const isNotStandard = !standardEnv.includes(process.env.NODE_ENV) | |
| const shouldWarnCommands = | |
| process.env.NODE_ENV === 'development' | |
| ? ['start', 'build'] | |
| : process.env.NODE_ENV === 'production' | |
| ? ['dev'] | |
| : [] | |
| if (isNotStandard || shouldWarnCommands.includes(commandName)) { | |
| warn(NON_STANDARD_NODE_ENV) | |
| } | |
| } | |
| ;(process.env as any).NODE_ENV = process.env.NODE_ENV || defaultEnv | |
| ;(process.env as any).NEXT_RUNTIME = 'nodejs' | |
| if (event.getOptionValue('inspect') === true) { | |
| console.error( | |
| `\`--inspect\` flag is deprecated. Use env variable NODE_OPTIONS instead: NODE_OPTIONS='--inspect' next ${commandName}` | |
| ) | |
| process.exit(1) | |
| } | |
| }) | |
| return command | |
| } | |
| } | |
| const program = new NextRootCommand() | |
| program | |
| .name('next') | |
| .description( | |
| 'The Next.js CLI allows you to develop, build, start your application, and more.' | |
| ) | |
| .configureHelp({ | |
| formatHelp: (cmd, helper) => formatCliHelpOutput(cmd, helper), | |
| subcommandTerm: (cmd) => `${cmd.name()} ${cmd.usage()}`, | |
| }) | |
| .helpCommand(false) | |
| .helpOption('-h, --help', 'Displays this message.') | |
| .version( | |
| `Next.js v${process.env.__NEXT_VERSION}`, | |
| '-v, --version', | |
| 'Outputs the Next.js version.' | |
| ) | |
| program | |
| .command('build') | |
| .description( | |
| 'Creates an optimized production build of your application. The output displays information about each route.' | |
| ) | |
| .argument( | |
| '[directory]', | |
| `A directory on which to build the application. ${italic( | |
| 'If no directory is provided, the current directory will be used.' | |
| )}` | |
| ) | |
| .option('-d, --debug', 'Enables a more verbose build output.') | |
| .option( | |
| '--debug-prerender', | |
| 'Enables debug mode for prerendering. Not for production use!' | |
| ) | |
| .option('--no-lint', 'Disables linting.') | |
| .option('--no-mangling', 'Disables mangling.') | |
| .option('--profile', 'Enables production profiling for React.') | |
| .option('--experimental-app-only', 'Builds only App Router routes.') | |
| .option('--turbo', 'Starts development mode using Turbopack.') | |
| .option('--turbopack', 'Starts development mode using Turbopack.') | |
| .addOption( | |
| new Option( | |
| '--experimental-build-mode [mode]', | |
| 'Uses an experimental build mode.' | |
| ) | |
| .choices(['compile', 'generate', 'generate-env']) | |
| .default('default') | |
| ) | |
| .option( | |
| '--experimental-debug-memory-usage', | |
| 'Enables memory profiling features to debug memory consumption.' | |
| ) | |
| .option( | |
| '--experimental-upload-trace, <traceUrl>', | |
| 'Reports a subset of the debugging trace to a remote HTTP URL. Includes sensitive data.' | |
| ) | |
| .action((directory: string, options: NextBuildOptions) => | |
| // ensure process exits after build completes so open handles/connections | |
| // don't cause process to hang | |
| import('../cli/next-build.js').then((mod) => | |
| mod.nextBuild(options, directory).then(() => process.exit(0)) | |
| ) | |
| ) | |
| .usage('[directory] [options]') | |
| program | |
| .command('dev', { isDefault: true }) | |
| .description( | |
| 'Starts Next.js in development mode with hot-code reloading, error reporting, and more.' | |
| ) | |
| .argument( | |
| '[directory]', | |
| `A directory on which to build the application. ${italic( | |
| 'If no directory is provided, the current directory will be used.' | |
| )}` | |
| ) | |
| .option('--turbo', 'Starts development mode using Turbopack.') | |
| .option('--turbopack', 'Starts development mode using Turbopack.') | |
| .addOption( | |
| new Option( | |
| '-p, --port <port>', | |
| 'Specify a port number on which to start the application.' | |
| ) | |
| .argParser(parseValidPositiveInteger) | |
| .default(3000) | |
| .env('PORT') | |
| ) | |
| .option( | |
| '-H, --hostname <hostname>', | |
| 'Specify a hostname on which to start the application (default: 0.0.0.0).' | |
| ) | |
| .option( | |
| '--disable-source-maps', | |
| "Don't start the Dev server with `--enable-source-maps`.", | |
| false | |
| ) | |
| .option( | |
| '--experimental-https', | |
| 'Starts the server with HTTPS and generates a self-signed certificate.' | |
| ) | |
| .option('--experimental-https-key, <path>', 'Path to a HTTPS key file.') | |
| .option( | |
| '--experimental-https-cert, <path>', | |
| 'Path to a HTTPS certificate file.' | |
| ) | |
| .option( | |
| '--experimental-https-ca, <path>', | |
| 'Path to a HTTPS certificate authority file.' | |
| ) | |
| .option( | |
| '--experimental-upload-trace, <traceUrl>', | |
| 'Reports a subset of the debugging trace to a remote HTTP URL. Includes sensitive data.' | |
| ) | |
| .action( | |
| (directory: string, options: NextDevOptions, { _optionValueSources }) => { | |
| const portSource = _optionValueSources.port | |
| import('../cli/next-dev.js').then((mod) => | |
| mod.nextDev(options, portSource, directory) | |
| ) | |
| } | |
| ) | |
| .usage('[directory] [options]') | |
| program | |
| .command('export', { hidden: true }) | |
| .action(() => import('../cli/next-export.js').then((mod) => mod.nextExport())) | |
| .helpOption(false) | |
| program | |
| .command('info') | |
| .description( | |
| 'Prints relevant details about the current system which can be used to report Next.js bugs.' | |
| ) | |
| .addHelpText( | |
| 'after', | |
| `\nLearn more: ${cyan('https://nextjs.org/docs/api-reference/cli#info')}` | |
| ) | |
| .option('--verbose', 'Collects additional information for debugging.') | |
| .action((options: NextInfoOptions) => | |
| import('../cli/next-info.js').then((mod) => mod.nextInfo(options)) | |
| ) | |
| program | |
| .command('lint') | |
| .description( | |
| 'Runs ESLint for all files in the `/src`, `/app`, `/pages`, `/components`, and `/lib` directories. It also provides a guided setup to install any required dependencies if ESLint is not already configured in your application.' | |
| ) | |
| .argument( | |
| '[directory]', | |
| `A base directory on which to lint the application. ${italic( | |
| 'If no directory is provided, the current directory will be used.' | |
| )}` | |
| ) | |
| .option( | |
| '-d, --dir, <dirs...>', | |
| 'Include directory, or directories, to run ESLint.' | |
| ) | |
| .option('--file, <files...>', 'Include file, or files, to run ESLint.') | |
| .addOption( | |
| new Option( | |
| '--ext, [exts...]', | |
| 'Specify JavaScript file extensions.' | |
| ).default(['.js', '.mjs', '.cjs', '.jsx', '.ts', '.mts', '.cts', '.tsx']) | |
| ) | |
| .option( | |
| '-c, --config, <config>', | |
| 'Uses this configuration file, overriding all other configuration options.' | |
| ) | |
| .option( | |
| '--resolve-plugins-relative-to, <rprt>', | |
| 'Specify a directory where plugins should be resolved from.' | |
| ) | |
| .option( | |
| '--strict', | |
| 'Creates a `.eslintrc.json` file using the Next.js strict configuration.' | |
| ) | |
| .option( | |
| '--rulesdir, <rulesdir...>', | |
| 'Uses additional rules from this directory(s).' | |
| ) | |
| .option('--fix', 'Automatically fix linting issues.') | |
| .option( | |
| '--fix-type <fixType>', | |
| 'Specify the types of fixes to apply (e.g., problem, suggestion, layout).' | |
| ) | |
| .option('--ignore-path <path>', 'Specify a file to ignore.') | |
| .option('--no-ignore', 'Disables the `--ignore-path` option.') | |
| .option('--quiet', 'Reports errors only.') | |
| .addOption( | |
| new Option( | |
| '--max-warnings [maxWarnings]', | |
| 'Specify the number of warnings before triggering a non-zero exit code.' | |
| ) | |
| .argParser(parseValidPositiveInteger) | |
| .default(-1) | |
| ) | |
| .option( | |
| '-o, --output-file, <outputFile>', | |
| 'Specify a file to write report to.' | |
| ) | |
| .option('-f, --format, <format>', 'Uses a specific output format.') | |
| .option( | |
| '--no-inline-config', | |
| 'Prevents comments from changing config or rules.' | |
| ) | |
| .addOption( | |
| new Option( | |
| '--report-unused-disable-directives-severity <level>', | |
| 'Specify severity level for unused eslint-disable directives.' | |
| ).choices(['error', 'off', 'warn']) | |
| ) | |
| .option('--no-cache', 'Disables caching.') | |
| .option('--cache-location, <cacheLocation>', 'Specify a location for cache.') | |
| .addOption( | |
| new Option( | |
| '--cache-strategy, [cacheStrategy]', | |
| 'Specify a strategy to use for detecting changed files in the cache.' | |
| ).default('metadata') | |
| ) | |
| .option( | |
| '--error-on-unmatched-pattern', | |
| 'Reports errors when any file patterns are unmatched.' | |
| ) | |
| .action((directory: string, options: NextLintOptions) => | |
| import('../cli/next-lint.js').then((mod) => | |
| mod.nextLint(options, directory) | |
| ) | |
| ) | |
| .usage('[directory] [options]') | |
| program | |
| .command('start') | |
| .description( | |
| 'Starts Next.js in production mode. The application should be compiled with `next build` first.' | |
| ) | |
| .argument( | |
| '[directory]', | |
| `A directory on which to start the application. ${italic( | |
| 'If no directory is provided, the current directory will be used.' | |
| )}` | |
| ) | |
| .addOption( | |
| new Option( | |
| '-p, --port <port>', | |
| 'Specify a port number on which to start the application.' | |
| ) | |
| .argParser(parseValidPositiveInteger) | |
| .default(3000) | |
| .env('PORT') | |
| ) | |
| .option( | |
| '-H, --hostname <hostname>', | |
| 'Specify a hostname on which to start the application (default: 0.0.0.0).' | |
| ) | |
| .addOption( | |
| new Option( | |
| '--keepAliveTimeout <keepAliveTimeout>', | |
| 'Specify the maximum amount of milliseconds to wait before closing inactive connections.' | |
| ).argParser(parseValidPositiveInteger) | |
| ) | |
| .action((directory: string, options: NextStartOptions) => | |
| import('../cli/next-start.js').then((mod) => | |
| mod.nextStart(options, directory) | |
| ) | |
| ) | |
| .usage('[directory] [options]') | |
| program | |
| .command('telemetry') | |
| .description( | |
| `Allows you to enable or disable Next.js' ${bold( | |
| 'completely anonymous' | |
| )} telemetry collection.` | |
| ) | |
| .addArgument(new Argument('[arg]').choices(['disable', 'enable', 'status'])) | |
| .addHelpText('after', `\nLearn more: ${cyan('https://nextjs.org/telemetry')}`) | |
| .addOption( | |
| new Option('--enable', `Enables Next.js' telemetry collection.`).conflicts( | |
| 'disable' | |
| ) | |
| ) | |
| .option('--disable', `Disables Next.js' telemetry collection.`) | |
| .action((arg: string, options: NextTelemetryOptions) => | |
| import('../cli/next-telemetry.js').then((mod) => | |
| mod.nextTelemetry(options, arg) | |
| ) | |
| ) | |
| program | |
| .command('experimental-test') | |
| .description( | |
| `Execute \`next/experimental/testmode\` tests using a specified test runner. The test runner defaults to 'playwright' if the \`experimental.defaultTestRunner\` configuration option or the \`--test-runner\` option are not set.` | |
| ) | |
| .argument( | |
| '[directory]', | |
| `A Next.js project directory to execute the test runner on. ${italic( | |
| 'If no directory is provided, the current directory will be used.' | |
| )}` | |
| ) | |
| .argument( | |
| '[test-runner-args...]', | |
| 'Any additional arguments or options to pass down to the test runner `test` command.' | |
| ) | |
| .option( | |
| '--test-runner [test-runner]', | |
| `Any supported test runner. Options: ${bold( | |
| SUPPORTED_TEST_RUNNERS_LIST.join(', ') | |
| )}. ${italic( | |
| "If no test runner is provided, the Next.js config option `experimental.defaultTestRunner`, or 'playwright' will be used." | |
| )}` | |
| ) | |
| .allowUnknownOption() | |
| .action( | |
| (directory: string, testRunnerArgs: string[], options: NextTestOptions) => { | |
| return import('../cli/next-test.js').then((mod) => { | |
| mod.nextTest(directory, testRunnerArgs, options) | |
| }) | |
| } | |
| ) | |
| .usage('[directory] [options]') | |
| const internal = program | |
| .command('internal') | |
| .description( | |
| 'Internal debugging commands. Use with caution. Not covered by semver.' | |
| ) | |
| internal | |
| .command('trace') | |
| .alias('turbo-trace-server') | |
| .argument('[file]', 'Trace file to serve.') | |
| .action((file: string) => { | |
| return import('../cli/internal/turbo-trace-server.js').then((mod) => | |
| mod.startTurboTraceServerCli(file) | |
| ) | |
| }) | |
| program.parse(process.argv) | |