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75 lines
2.0 KiB
75 lines
2.0 KiB
'use strict' |
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const fs = require('graceful-fs') |
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const path = require('path') |
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const copy = require('../copy').copy |
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const remove = require('../remove').remove |
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const mkdirp = require('../mkdirs').mkdirp |
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const pathExists = require('../path-exists').pathExists |
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const stat = require('../util/stat') |
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function move (src, dest, opts, cb) { |
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if (typeof opts === 'function') { |
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cb = opts |
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opts = {} |
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} |
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opts = opts || {} |
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const overwrite = opts.overwrite || opts.clobber || false |
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stat.checkPaths(src, dest, 'move', opts, (err, stats) => { |
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if (err) return cb(err) |
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const { srcStat, isChangingCase = false } = stats |
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stat.checkParentPaths(src, srcStat, dest, 'move', err => { |
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if (err) return cb(err) |
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if (isParentRoot(dest)) return doRename(src, dest, overwrite, isChangingCase, cb) |
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mkdirp(path.dirname(dest), err => { |
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if (err) return cb(err) |
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return doRename(src, dest, overwrite, isChangingCase, cb) |
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}) |
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}) |
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}) |
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} |
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function isParentRoot (dest) { |
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const parent = path.dirname(dest) |
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const parsedPath = path.parse(parent) |
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return parsedPath.root === parent |
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} |
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function doRename (src, dest, overwrite, isChangingCase, cb) { |
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if (isChangingCase) return rename(src, dest, overwrite, cb) |
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if (overwrite) { |
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return remove(dest, err => { |
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if (err) return cb(err) |
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return rename(src, dest, overwrite, cb) |
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}) |
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} |
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pathExists(dest, (err, destExists) => { |
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if (err) return cb(err) |
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if (destExists) return cb(new Error('dest already exists.')) |
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return rename(src, dest, overwrite, cb) |
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}) |
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} |
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function rename (src, dest, overwrite, cb) { |
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fs.rename(src, dest, err => { |
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if (!err) return cb() |
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if (err.code !== 'EXDEV') return cb(err) |
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return moveAcrossDevice(src, dest, overwrite, cb) |
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}) |
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} |
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function moveAcrossDevice (src, dest, overwrite, cb) { |
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const opts = { |
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overwrite, |
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errorOnExist: true |
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} |
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copy(src, dest, opts, err => { |
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if (err) return cb(err) |
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return remove(src, cb) |
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}) |
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} |
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module.exports = move
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