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: / var / canvas / node_modules / streamroller / node_modules / fs-extra / lib / move-sync /

Filename : move-sync.js

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'use strict'

const fs = require('graceful-fs')
const path = require('path')
const copySync = require('../copy-sync').copySync
const removeSync = require('../remove').removeSync
const mkdirpSync = require('../mkdirs').mkdirpSync
const stat = require('../util/stat')

function moveSync (src, dest, opts) {
  opts = opts || {}
  const overwrite = opts.overwrite || opts.clobber || false

  const { srcStat } = stat.checkPathsSync(src, dest, 'move')
  stat.checkParentPathsSync(src, srcStat, dest, 'move')
  mkdirpSync(path.dirname(dest))
  return doRename(src, dest, overwrite)
}

function doRename (src, dest, overwrite) {
  if (overwrite) {
    removeSync(dest)
    return rename(src, dest, overwrite)
  }
  if (fs.existsSync(dest)) throw new Error('dest already exists.')
  return rename(src, dest, overwrite)
}

function rename (src, dest, overwrite) {
  try {
    fs.renameSync(src, dest)
  } catch (err) {
    if (err.code !== 'EXDEV') throw err
    return moveAcrossDevice(src, dest, overwrite)
  }
}

function moveAcrossDevice (src, dest, overwrite) {
  const opts = {
    overwrite,
    errorOnExist: true
  }
  copySync(src, dest, opts)
  return removeSync(src)
}

module.exports = moveSync