Docs

1 files changed, 76 insertions, 0 deletions

diff --git a/node_modules/fs-extra/lib/move/move.js b/node_modules/fs-extra/lib/move/move.js
new file mode 100644
index 0000000..5c4d74f
--- /dev/null
+++ b/node_modules/fs-extra/lib/move/move.js
@@ -0,0 +1,76 @@
+'use strict'
+
+const fs = require('graceful-fs')
+const path = require('path')
+const copy = require('../copy').copy
+const remove = require('../remove').remove
+const mkdirp = require('../mkdirs').mkdirp
+const pathExists = require('../path-exists').pathExists
+const stat = require('../util/stat')
+
+function move (src, dest, opts, cb) {
+  if (typeof opts === 'function') {
+    cb = opts
+    opts = {}
+  }
+
+  opts = opts || {}
+
+  const overwrite = opts.overwrite || opts.clobber || false
+
+  stat.checkPaths(src, dest, 'move', opts, (err, stats) => {
+    if (err) return cb(err)
+    const { srcStat, isChangingCase = false } = stats
+    stat.checkParentPaths(src, srcStat, dest, 'move', err => {
+      if (err) return cb(err)
+      if (isParentRoot(dest)) return doRename(src, dest, overwrite, isChangingCase, cb)
+      mkdirp(path.dirname(dest), err => {
+        if (err) return cb(err)
+        return doRename(src, dest, overwrite, isChangingCase, cb)
+      })
+    })
+  })
+}
+
+function isParentRoot (dest) {
+  const parent = path.dirname(dest)
+  const parsedPath = path.parse(parent)
+  return parsedPath.root === parent
+}
+
+function doRename (src, dest, overwrite, isChangingCase, cb) {
+  if (isChangingCase) return rename(src, dest, overwrite, cb)
+  if (overwrite) {
+    return remove(dest, err => {
+      if (err) return cb(err)
+      return rename(src, dest, overwrite, cb)
+    })
+  }
+  pathExists(dest, (err, destExists) => {
+    if (err) return cb(err)
+    if (destExists) return cb(new Error('dest already exists.'))
+    return rename(src, dest, overwrite, cb)
+  })
+}
+
+function rename (src, dest, overwrite, cb) {
+  fs.rename(src, dest, err => {
+    if (!err) return cb()
+    if (err.code !== 'EXDEV') return cb(err)
+    return moveAcrossDevice(src, dest, overwrite, cb)
+  })
+}
+
+function moveAcrossDevice (src, dest, overwrite, cb) {
+  const opts = {
+    overwrite,
+    errorOnExist: true,
+    preserveTimestamps: true
+  }
+  copy(src, dest, opts, err => {
+    if (err) return cb(err)
+    return remove(src, cb)
+  })
+}
+
+module.exports = move