$

node_modules/@npmcli/move-file/lib/index.js

@@ -0,0 +1,185 @@
+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