253 lines
7.8 KiB
JavaScript
Executable file
253 lines
7.8 KiB
JavaScript
Executable file
require('v8-compile-cache');
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const chalk = require('chalk');
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const envinfo = require('envinfo');
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const program = require('commander');
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const version = require('../package.json').version;
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program.version(version).usage('<command> [options]');
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program
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.command('serve [input...]')
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.description('starts a development server')
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.option(
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'-p, --port <port>',
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'set the port to serve on. defaults to 1234',
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parseInt
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)
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.option(
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'--host <host>',
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'set the host to listen on, defaults to listening on all interfaces'
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)
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.option(
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'--hmr-port <port>',
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'set the port to serve HMR websockets, defaults to random',
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parseInt
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)
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.option(
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'--hmr-hostname <hostname>',
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'set the hostname of HMR websockets, defaults to location.hostname of current window'
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)
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.option('--https', 'serves files over HTTPS')
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.option('--cert <path>', 'path to certificate to use with HTTPS')
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.option('--key <path>', 'path to private key to use with HTTPS')
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.option(
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'--open [browser]',
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'automatically open in specified browser, defaults to default browser'
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)
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.option(
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'-d, --out-dir <path>',
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'set the output directory. defaults to "dist"'
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)
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.option(
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'-o, --out-file <filename>',
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'set the output filename for the application entry point.'
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)
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.option(
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'--public-url <url>',
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'set the public URL to serve on. defaults to "/"'
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)
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.option('--global <variable>', 'expose your module through a global variable')
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.option('--no-hmr', 'disable hot module replacement')
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.option('--no-cache', 'disable the filesystem cache')
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.option('--no-source-maps', 'disable sourcemaps')
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.option('--no-autoinstall', 'disable autoinstall')
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.option(
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'-t, --target [target]',
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'set the runtime environment, either "node", "browser" or "electron". defaults to "browser"',
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/^(node|browser|electron)$/
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)
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.option(
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'--bundle-node-modules',
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'force bundling node modules, even on node/electron target'
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)
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.option('-V, --version', 'output the version number')
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.option(
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'--log-level <level>',
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'set the log level, either "0" (no output), "1" (errors), "2" (warnings), "3" (info), "4" (verbose) or "5" (debug, creates a log file).',
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/^([0-5])$/
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)
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.option('--cache-dir <path>', 'set the cache directory. defaults to ".cache"')
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.action(bundle);
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program
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.command('watch [input...]')
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.description('starts the bundler in watch mode')
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.option(
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'-d, --out-dir <path>',
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'set the output directory. defaults to "dist"'
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)
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.option(
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'-o, --out-file <filename>',
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'set the output filename for the application entry point.'
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)
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.option(
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'--public-url <url>',
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'set the public URL to serve on. defaults to "/"'
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)
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.option('--global <variable>', 'expose your module through a global variable')
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.option(
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'--hmr-port <port>',
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'set the port to serve HMR websockets, defaults to random',
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parseInt
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)
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.option(
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'--hmr-hostname <hostname>',
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'set the hostname of HMR websockets, defaults to location.hostname of current window'
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)
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.option('--https', 'listen on HTTPS for HMR connections')
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.option('--cert <path>', 'path to certificate to use with HTTPS')
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.option('--key <path>', 'path to private key to use with HTTPS')
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.option('--no-hmr', 'disable hot module replacement')
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.option('--no-cache', 'disable the filesystem cache')
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.option('--no-source-maps', 'disable sourcemaps')
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.option('--no-autoinstall', 'disable autoinstall')
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.option(
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'-t, --target [target]',
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'set the runtime environment, either "node", "browser" or "electron". defaults to "browser"',
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/^(node|browser|electron)$/
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)
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.option(
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'--bundle-node-modules',
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'force bundling node modules, even on node/electron target'
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)
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.option(
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'--log-level <level>',
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'set the log level, either "0" (no output), "1" (errors), "2" (warnings), "3" (info), "4" (verbose) or "5" (debug, creates a log file).',
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/^([0-5])$/
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)
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.option('--cache-dir <path>', 'set the cache directory. defaults to ".cache"')
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.action(bundle);
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program
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.command('build [input...]')
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.description('bundles for production')
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.option(
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'-d, --out-dir <path>',
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'set the output directory. defaults to "dist"'
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)
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.option(
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'-o, --out-file <filename>',
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'set the output filename for the application entry point.'
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)
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.option(
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'--public-url <url>',
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'set the public URL to serve on. defaults to "/"'
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)
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.option('--global <variable>', 'expose your module through a global variable')
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.option('--no-minify', 'disable minification')
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.option('--no-cache', 'disable the filesystem cache')
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.option('--no-source-maps', 'disable sourcemaps')
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.option('--no-autoinstall', 'disable autoinstall')
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.option('--no-content-hash', 'disable content hashing')
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.option(
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'--experimental-scope-hoisting',
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'enable experimental scope hoisting/tree shaking support'
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)
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.option(
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'-t, --target <target>',
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'set the runtime environment, either "node", "browser" or "electron". defaults to "browser"',
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/^(node|browser|electron)$/
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)
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.option(
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'--bundle-node-modules',
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'force bundling node modules, even on node/electron target'
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)
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.option(
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'--detailed-report [depth]',
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'print a detailed build report after a completed build. If enabled, defaults to depth "10"',
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/^([0-9]+|all)$/
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)
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.option(
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'--log-level <level>',
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'set the log level, either "0" (no output), "1" (errors), "2" (warnings), "3" (info), "4" (verbose) or "5" (debug, creates a log file).',
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/^([0-5])$/
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)
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.option('--cache-dir <path>', 'set the cache directory. defaults to ".cache"')
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.action(bundle);
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program
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.command('info')
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.description('Prints debugging information about the local environment')
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.action(function() {
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console.log(chalk.bold('\nEnvironment Info:'));
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envinfo
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.run({
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System: ['OS', 'CPU'],
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Binaries: ['Node', 'Yarn', 'npm'],
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Browsers: ['Chrome', 'Edge', 'Firefox', 'Safari'],
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npmPackages: ['parcel-bundler'],
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npmGlobalPackages: ['parcel-bundler']
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})
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.then(console.log);
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});
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program
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.command('help [command]')
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.description('display help information for a command')
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.action(function(command) {
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let cmd = program.commands.find(c => c.name() === command) || program;
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cmd.help();
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});
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program.on('--help', function() {
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console.log('');
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console.log(
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' Run `' +
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chalk.bold('parcel help <command>') +
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'` for more information on specific commands'
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);
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console.log('');
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});
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// Make serve the default command except for --help
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var args = process.argv;
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if (args[2] === '--help' || args[2] === '-h') args[2] = 'help';
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if (!args[2] || !program.commands.some(c => c.name() === args[2])) {
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args.splice(2, 0, 'serve');
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}
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program.parse(args);
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async function bundle(main, command) {
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// Require bundler here so the help command is fast
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const Bundler = require('../');
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if (command.name() === 'watch') {
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command.watch = true;
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}
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if (command.name() === 'build') {
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command.production = true;
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process.env.NODE_ENV = process.env.NODE_ENV || 'production';
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} else {
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process.env.NODE_ENV = process.env.NODE_ENV || 'development';
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}
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if (command.cert && command.key) {
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command.https = {
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cert: command.cert,
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key: command.key
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};
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}
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command.throwErrors = false;
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command.scopeHoist = command.experimentalScopeHoisting || false;
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const bundler = new Bundler(main, command);
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command.target = command.target || 'browser';
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if (command.name() === 'serve' && command.target === 'browser') {
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const port = command.port || process.env.PORT || 1234;
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const server = await bundler.serve(port, command.https, command.host);
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if (server && command.open) {
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await require('./utils/openInBrowser')(
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`${command.https ? 'https' : 'http'}://${command.host || 'localhost'}:${
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server.address().port
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}`,
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command.open
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);
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}
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} else {
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bundler.bundle();
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}
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}
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