From 3c51c3be85bb0d1bdb87ea0d6632f1c256912f27 Mon Sep 17 00:00:00 2001
From: Dimitri Staessens <dimitri@ouroboros.rocks>
Date: Sun, 6 Oct 2019 21:37:45 +0200
Subject: build: Add some required modules for node

---
 node_modules/fs-extra/lib/move/index.js | 170 ++++++++++++++++++++++++++++++++
 1 file changed, 170 insertions(+)
 create mode 100644 node_modules/fs-extra/lib/move/index.js

(limited to 'node_modules/fs-extra/lib/move/index.js')

diff --git a/node_modules/fs-extra/lib/move/index.js b/node_modules/fs-extra/lib/move/index.js
new file mode 100644
index 0000000..a718135
--- /dev/null
+++ b/node_modules/fs-extra/lib/move/index.js
@@ -0,0 +1,170 @@
+'use strict'
+
+// most of this code was written by Andrew Kelley
+// licensed under the BSD license: see
+// https://github.com/andrewrk/node-mv/blob/master/package.json
+
+// this needs a cleanup
+
+const u = require('universalify').fromCallback
+const fs = require('graceful-fs')
+const copy = require('../copy/copy')
+const path = require('path')
+const remove = require('../remove').remove
+const mkdirp = require('../mkdirs').mkdirs
+
+function move (src, dest, options, callback) {
+  if (typeof options === 'function') {
+    callback = options
+    options = {}
+  }
+
+  const overwrite = options.overwrite || options.clobber || false
+
+  isSrcSubdir(src, dest, (err, itIs) => {
+    if (err) return callback(err)
+    if (itIs) return callback(new Error(`Cannot move '${src}' to a subdirectory of itself, '${dest}'.`))
+    mkdirp(path.dirname(dest), err => {
+      if (err) return callback(err)
+      doRename()
+    })
+  })
+
+  function doRename () {
+    if (path.resolve(src) === path.resolve(dest)) {
+      fs.access(src, callback)
+    } else if (overwrite) {
+      fs.rename(src, dest, err => {
+        if (!err) return callback()
+
+        if (err.code === 'ENOTEMPTY' || err.code === 'EEXIST') {
+          remove(dest, err => {
+            if (err) return callback(err)
+            options.overwrite = false // just overwriteed it, no need to do it again
+            move(src, dest, options, callback)
+          })
+          return
+        }
+
+        // weird Windows shit
+        if (err.code === 'EPERM') {
+          setTimeout(() => {
+            remove(dest, err => {
+              if (err) return callback(err)
+              options.overwrite = false
+              move(src, dest, options, callback)
+            })
+          }, 200)
+          return
+        }
+
+        if (err.code !== 'EXDEV') return callback(err)
+        moveAcrossDevice(src, dest, overwrite, callback)
+      })
+    } else {
+      fs.link(src, dest, err => {
+        if (err) {
+          if (err.code === 'EXDEV' || err.code === 'EISDIR' || err.code === 'EPERM' || err.code === 'ENOTSUP') {
+            return moveAcrossDevice(src, dest, overwrite, callback)
+          }
+          return callback(err)
+        }
+        return fs.unlink(src, callback)
+      })
+    }
+  }
+}
+
+function moveAcrossDevice (src, dest, overwrite, callback) {
+  fs.stat(src, (err, stat) => {
+    if (err) return callback(err)
+
+    if (stat.isDirectory()) {
+      moveDirAcrossDevice(src, dest, overwrite, callback)
+    } else {
+      moveFileAcrossDevice(src, dest, overwrite, callback)
+    }
+  })
+}
+
+function moveFileAcrossDevice (src, dest, overwrite, callback) {
+  const flags = overwrite ? 'w' : 'wx'
+  const ins = fs.createReadStream(src)
+  const outs = fs.createWriteStream(dest, { flags })
+
+  ins.on('error', err => {
+    ins.destroy()
+    outs.destroy()
+    outs.removeListener('close', onClose)
+
+    // may want to create a directory but `out` line above
+    // creates an empty file for us: See #108
+    // don't care about error here
+    fs.unlink(dest, () => {
+      // note: `err` here is from the input stream errror
+      if (err.code === 'EISDIR' || err.code === 'EPERM') {
+        moveDirAcrossDevice(src, dest, overwrite, callback)
+      } else {
+        callback(err)
+      }
+    })
+  })
+
+  outs.on('error', err => {
+    ins.destroy()
+    outs.destroy()
+    outs.removeListener('close', onClose)
+    callback(err)
+  })
+
+  outs.once('close', onClose)
+  ins.pipe(outs)
+
+  function onClose () {
+    fs.unlink(src, callback)
+  }
+}
+
+function moveDirAcrossDevice (src, dest, overwrite, callback) {
+  const options = {
+    overwrite: false
+  }
+
+  if (overwrite) {
+    remove(dest, err => {
+      if (err) return callback(err)
+      startCopy()
+    })
+  } else {
+    startCopy()
+  }
+
+  function startCopy () {
+    copy(src, dest, options, err => {
+      if (err) return callback(err)
+      remove(src, callback)
+    })
+  }
+}
+
+// return true if dest is a subdir of src, otherwise false.
+// extract dest base dir and check if that is the same as src basename
+function isSrcSubdir (src, dest, cb) {
+  fs.stat(src, (err, st) => {
+    if (err) return cb(err)
+    if (st.isDirectory()) {
+      const baseDir = dest.split(path.dirname(src) + path.sep)[1]
+      if (baseDir) {
+        const destBasename = baseDir.split(path.sep)[0]
+        if (destBasename) return cb(null, src !== dest && dest.indexOf(src) > -1 && destBasename === path.basename(src))
+        return cb(null, false)
+      }
+      return cb(null, false)
+    }
+    return cb(null, false)
+  })
+}
+
+module.exports = {
+  move: u(move)
+}
-- 
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