rsnext/packages/next/cli/next-export.ts
JJ Kasper ead56eaab6
Fix invalid project dir casing breaking Next.js on Windows (#29205)
This fixes Next.js running into unexpected errors on Windows when invalid casing for a project directory is used. I was able to reproduce the issue on my local Windows machine and this resolved the issue there. 

<details>

<summary>screenshot of error while reproducing</summary>

<img width="838" alt="Screen Shot 2021-09-18 at 23 21 40" src="https://user-images.githubusercontent.com/22380829/133915825-ac4abdd2-fcf8-4309-9873-e6d88dfe485d.png">

</details>

## Bug

- [x] Related issues linked using `fixes #number`
- [ ] Integration tests added
- [x] Errors have helpful link attached, see `contributing.md`

Fixes: https://github.com/vercel/next.js/issues/27396
Fixes: https://github.com/vercel/next.js/issues/16535
Fixes: https://github.com/vercel/next.js/issues/17592
2021-09-22 21:29:27 +00:00

78 lines
2 KiB
JavaScript
Executable file

#!/usr/bin/env node
import { resolve, join } from 'path'
import { existsSync } from 'fs'
import arg from 'next/dist/compiled/arg/index.js'
import exportApp from '../export'
import { printAndExit } from '../server/lib/utils'
import { cliCommand } from '../bin/next'
import { trace } from '../trace'
import isError from '../lib/is-error'
import { getProjectDir } from '../lib/get-project-dir'
const nextExport: cliCommand = (argv) => {
const nextExportCliSpan = trace('next-export-cli')
const validArgs: arg.Spec = {
// Types
'--help': Boolean,
'--silent': Boolean,
'--outdir': String,
'--threads': Number,
// Aliases
'-h': '--help',
'-s': '--silent',
'-o': '--outdir',
}
let args: arg.Result<arg.Spec>
try {
args = arg(validArgs, { argv })
} catch (error) {
if (isError(error) && error.code === 'ARG_UNKNOWN_OPTION') {
return printAndExit(error.message, 1)
}
throw error
}
if (args['--help']) {
console.log(`
Description
Exports the application for production deployment
Usage
$ next export [options] <dir>
<dir> represents the directory of the Next.js application.
If no directory is provided, the current directory will be used.
Options
-h - list this help
-o - set the output dir (defaults to 'out')
-s - do not print any messages to console
`)
process.exit(0)
}
const dir = getProjectDir(args._[0])
// Check if pages dir exists and warn if not
if (!existsSync(dir)) {
printAndExit(`> No such directory exists as the project root: ${dir}`)
}
const options = {
silent: args['--silent'] || false,
threads: args['--threads'],
outdir: args['--outdir'] ? resolve(args['--outdir']) : join(dir, 'out'),
}
exportApp(dir, options, nextExportCliSpan)
.then(() => {
nextExportCliSpan.stop()
printAndExit(`Export successful. Files written to ${options.outdir}`, 0)
})
.catch((err) => {
nextExportCliSpan.stop()
printAndExit(err)
})
}
export { nextExport }