rsnext/packages/next/cli/next-start.ts
2021-01-25 16:13:12 +01:00

66 lines
1.8 KiB
JavaScript
Executable file

#!/usr/bin/env node
import { resolve } from 'path'
import arg from 'next/dist/compiled/arg/index.js'
import startServer from '../server/lib/start-server'
import { printAndExit } from '../server/lib/utils'
import { cliCommand } from '../bin/next'
import * as Log from '../build/output/log'
const nextStart: cliCommand = (argv) => {
const validArgs: arg.Spec = {
// Types
'--help': Boolean,
'--port': Number,
'--hostname': String,
// Aliases
'-h': '--help',
'-p': '--port',
'-H': '--hostname',
}
let args: arg.Result<arg.Spec>
try {
args = arg(validArgs, { argv })
} catch (error) {
if (error.code === 'ARG_UNKNOWN_OPTION') {
return printAndExit(error.message, 1)
}
throw error
}
if (args['--help']) {
console.log(`
Description
Starts the application in production mode.
The application should be compiled with \`next build\` first.
Usage
$ next start <dir> -p <port>
<dir> represents the directory of the Next.js application.
If no directory is provided, the current directory will be used.
Options
--port, -p A port number on which to start the application
--hostname, -H Hostname on which to start the application (default: 0.0.0.0)
--help, -h Displays this message
`)
process.exit(0)
}
const dir = resolve(args._[0] || '.')
const port = args['--port'] || 3000
const host = args['--hostname'] || '0.0.0.0'
const appUrl = `http://${host === '0.0.0.0' ? 'localhost' : host}:${port}`
startServer({ dir }, port, host)
.then(async (app) => {
Log.ready(`started server on ${host}:${port}, url: ${appUrl}`)
await app.prepare()
})
.catch((err) => {
console.error(err)
process.exit(1)
})
}
export { nextStart }