| '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 = {} |
| } |
| |
| const overwrite = opts.overwrite || opts.clobber || false |
| |
| stat.checkPaths(src, dest, 'move', (err, stats) => { |
| if (err) return cb(err) |
| const { srcStat } = stats |
| stat.checkParentPaths(src, srcStat, dest, 'move', err => { |
| if (err) return cb(err) |
| mkdirp(path.dirname(dest), err => { |
| if (err) return cb(err) |
| return doRename(src, dest, overwrite, cb) |
| }) |
| }) |
| }) |
| } |
| |
| function doRename (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 |
| } |
| copy(src, dest, opts, err => { |
| if (err) return cb(err) |
| return remove(src, cb) |
| }) |
| } |
| |
| module.exports = move |