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