forked from vercel/next.js
/
get-project-dir.ts
44 lines (39 loc) · 1.17 KB
/
get-project-dir.ts
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import fs from 'fs'
import path from 'path'
import { commands } from '../bin/next'
import * as Log from '../build/output/log'
import { detectTypo } from './detect-typo'
export function getProjectDir(dir?: string) {
try {
const resolvedDir = path.resolve(dir || '.')
const realDir = fs.realpathSync.native(resolvedDir)
if (
resolvedDir !== realDir &&
resolvedDir.toLowerCase() === realDir.toLowerCase()
) {
Log.warn(
`Invalid casing detected for project dir, received ${resolvedDir} actual path ${realDir}, see more info here https://nextjs.org/docs/messages/invalid-project-dir-casing`
)
}
return realDir
} catch (err: any) {
if (err.code === 'ENOENT') {
if (typeof dir === 'string') {
const detectedTypo = detectTypo(dir, Object.keys(commands))
if (detectedTypo) {
Log.error(
`"next ${dir}" does not exist. Did you mean "next ${detectedTypo}"?`
)
process.exit(1)
}
}
Log.error(
`Invalid project directory provided, no such directory: ${path.resolve(
dir || '.'
)}`
)
process.exit(1)
}
throw err
}
}