Nuxt/bin/nuxt-start

92 lines
2.6 KiB
JavaScript
Executable File

#!/usr/bin/env node
/* eslint-disable no-console */
const fs = require('fs')
const parseArgs = require('minimist')
const { Nuxt } = require('../')
const { resolve } = require('path')
const argv = parseArgs(process.argv.slice(2), {
alias: {
h: 'help',
H: 'hostname',
p: 'port',
c: 'config-file',
s: 'spa',
u: 'universal'
},
boolean: ['h', 's', 'u'],
string: ['H', 'c'],
default: {
c: 'nuxt.config.js'
}
})
if (argv.hostname === '') {
console.error(`> Provided hostname argument has no value`)
process.exit(1)
}
if (argv.help) {
console.log(`
Description
Starts the application in production mode.
The application should be compiled with \`nuxt build\` first.
Usage
$ nuxt start <dir> -p <port number> -H <hostname>
Options
--port, -p A port number on which to start the application
--hostname, -H Hostname on which to start the application
--spa Launch in SPA mode
--universal Launch in Universal mode (default)
--config-file, -c Path to Nuxt.js config file (default: nuxt.config.js)
--help, -h Displays this message
`)
process.exit(0)
}
const rootDir = resolve(argv._[0] || '.')
const nuxtConfigFile = resolve(rootDir, argv['config-file'])
let options = {}
if (fs.existsSync(nuxtConfigFile)) {
options = require(nuxtConfigFile)
} else if (argv['config-file'] !== 'nuxt.config.js') {
console.error(`> Could not load config file ${argv['config-file']}`)
process.exit(1)
}
if (typeof options.rootDir !== 'string') {
options.rootDir = rootDir
}
// Force production mode (no webpack middleware called)
options.dev = false
// Nuxt Mode
options.mode = (argv['spa'] && 'spa') || (argv['universal'] && 'universal') || options.mode
const nuxt = new Nuxt(options)
// Check if project is built for production
const distDir = resolve(nuxt.options.rootDir, nuxt.options.buildDir || '.nuxt', 'dist')
if (!fs.existsSync(distDir)) {
console.error('> No build files found, please run `nuxt build` before launching `nuxt start`')
process.exit(1)
}
// Check if SSR Bundle is required
if (nuxt.options.render.ssr === true) {
const ssrBundlePath = resolve(distDir, 'server-bundle.json')
if (!fs.existsSync(ssrBundlePath)) {
console.error('> No SSR build! Please start with `nuxt start --spa` or build using `nuxt build --universal`')
process.exit(1)
}
}
const port = argv.port || process.env.PORT || process.env.npm_package_config_nuxt_port
const host = argv.hostname || process.env.HOST || process.env.npm_package_config_nuxt_host
nuxt.listen(port, host)