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- const { dirname, join, resolve, relative, isAbsolute } = require('path')
- const rimraf_ = require('rimraf')
- const { promisify } = require('util')
- const {
- access: access_,
- accessSync,
- copyFile: copyFile_,
- copyFileSync,
- readdir: readdir_,
- readdirSync,
- rename: rename_,
- renameSync,
- stat: stat_,
- statSync,
- lstat: lstat_,
- lstatSync,
- symlink: symlink_,
- symlinkSync,
- readlink: readlink_,
- readlinkSync,
- } = require('fs')
- const access = promisify(access_)
- const copyFile = promisify(copyFile_)
- const readdir = promisify(readdir_)
- const rename = promisify(rename_)
- const stat = promisify(stat_)
- const lstat = promisify(lstat_)
- const symlink = promisify(symlink_)
- const readlink = promisify(readlink_)
- const rimraf = promisify(rimraf_)
- const rimrafSync = rimraf_.sync
- const mkdirp = require('mkdirp')
- const pathExists = async path => {
- try {
- await access(path)
- return true
- } catch (er) {
- return er.code !== 'ENOENT'
- }
- }
- const pathExistsSync = path => {
- try {
- accessSync(path)
- return true
- } catch (er) {
- return er.code !== 'ENOENT'
- }
- }
- const moveFile = async (source, destination, options = {}, root = true, symlinks = []) => {
- if (!source || !destination) {
- throw new TypeError('`source` and `destination` file required')
- }
- options = {
- overwrite: true,
- ...options,
- }
- if (!options.overwrite && await pathExists(destination)) {
- throw new Error(`The destination file exists: ${destination}`)
- }
- await mkdirp(dirname(destination))
- try {
- await rename(source, destination)
- } catch (error) {
- if (error.code === 'EXDEV' || error.code === 'EPERM') {
- const sourceStat = await lstat(source)
- if (sourceStat.isDirectory()) {
- const files = await readdir(source)
- await Promise.all(files.map((file) =>
- moveFile(join(source, file), join(destination, file), options, false, symlinks)
- ))
- } else if (sourceStat.isSymbolicLink()) {
- symlinks.push({ source, destination })
- } else {
- await copyFile(source, destination)
- }
- } else {
- throw error
- }
- }
- if (root) {
- await Promise.all(symlinks.map(async ({ source: symSource, destination: symDestination }) => {
- let target = await readlink(symSource)
- // junction symlinks in windows will be absolute paths, so we need to
- // make sure they point to the symlink destination
- if (isAbsolute(target)) {
- target = resolve(symDestination, relative(symSource, target))
- }
- // try to determine what the actual file is so we can create the correct
- // type of symlink in windows
- let targetStat = 'file'
- try {
- targetStat = await stat(resolve(dirname(symSource), target))
- if (targetStat.isDirectory()) {
- targetStat = 'junction'
- }
- } catch {
- // targetStat remains 'file'
- }
- await symlink(
- target,
- symDestination,
- targetStat
- )
- }))
- await rimraf(source)
- }
- }
- const moveFileSync = (source, destination, options = {}, root = true, symlinks = []) => {
- if (!source || !destination) {
- throw new TypeError('`source` and `destination` file required')
- }
- options = {
- overwrite: true,
- ...options,
- }
- if (!options.overwrite && pathExistsSync(destination)) {
- throw new Error(`The destination file exists: ${destination}`)
- }
- mkdirp.sync(dirname(destination))
- try {
- renameSync(source, destination)
- } catch (error) {
- if (error.code === 'EXDEV' || error.code === 'EPERM') {
- const sourceStat = lstatSync(source)
- if (sourceStat.isDirectory()) {
- const files = readdirSync(source)
- for (const file of files) {
- moveFileSync(join(source, file), join(destination, file), options, false, symlinks)
- }
- } else if (sourceStat.isSymbolicLink()) {
- symlinks.push({ source, destination })
- } else {
- copyFileSync(source, destination)
- }
- } else {
- throw error
- }
- }
- if (root) {
- for (const { source: symSource, destination: symDestination } of symlinks) {
- let target = readlinkSync(symSource)
- // junction symlinks in windows will be absolute paths, so we need to
- // make sure they point to the symlink destination
- if (isAbsolute(target)) {
- target = resolve(symDestination, relative(symSource, target))
- }
- // try to determine what the actual file is so we can create the correct
- // type of symlink in windows
- let targetStat = 'file'
- try {
- targetStat = statSync(resolve(dirname(symSource), target))
- if (targetStat.isDirectory()) {
- targetStat = 'junction'
- }
- } catch {
- // targetStat remains 'file'
- }
- symlinkSync(
- target,
- symDestination,
- targetStat
- )
- }
- rimrafSync(source)
- }
- }
- module.exports = moveFile
- module.exports.sync = moveFileSync
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