63 lines
2.3 KiB
JavaScript
63 lines
2.3 KiB
JavaScript
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'use strict'
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const fs = require('graceful-fs')
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const path = require('path')
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const copyFileSync = require('./copy-file-sync')
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const mkdir = require('../mkdirs')
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function copySync (src, dest, options) {
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if (typeof options === 'function' || options instanceof RegExp) {
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options = {filter: options}
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}
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options = options || {}
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options.recursive = !!options.recursive
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// default to true for now
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options.clobber = 'clobber' in options ? !!options.clobber : true
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// overwrite falls back to clobber
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options.overwrite = 'overwrite' in options ? !!options.overwrite : options.clobber
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options.dereference = 'dereference' in options ? !!options.dereference : false
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options.preserveTimestamps = 'preserveTimestamps' in options ? !!options.preserveTimestamps : false
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options.filter = options.filter || function () { return true }
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// Warn about using preserveTimestamps on 32-bit node:
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if (options.preserveTimestamps && process.arch === 'ia32') {
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console.warn(`fs-extra: Using the preserveTimestamps option in 32-bit node is not recommended;\n
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see https://github.com/jprichardson/node-fs-extra/issues/269`)
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}
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const stats = (options.recursive && !options.dereference) ? fs.lstatSync(src) : fs.statSync(src)
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const destFolder = path.dirname(dest)
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const destFolderExists = fs.existsSync(destFolder)
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let performCopy = false
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if (options.filter instanceof RegExp) {
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console.warn('Warning: fs-extra: Passing a RegExp filter is deprecated, use a function')
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performCopy = options.filter.test(src)
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} else if (typeof options.filter === 'function') performCopy = options.filter(src, dest)
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if (stats.isFile() && performCopy) {
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if (!destFolderExists) mkdir.mkdirsSync(destFolder)
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copyFileSync(src, dest, {
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overwrite: options.overwrite,
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errorOnExist: options.errorOnExist,
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preserveTimestamps: options.preserveTimestamps
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})
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} else if (stats.isDirectory() && performCopy) {
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if (!fs.existsSync(dest)) mkdir.mkdirsSync(dest)
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const contents = fs.readdirSync(src)
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contents.forEach(content => {
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const opts = options
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opts.recursive = true
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copySync(path.join(src, content), path.join(dest, content), opts)
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})
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} else if (options.recursive && stats.isSymbolicLink() && performCopy) {
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const srcPath = fs.readlinkSync(src)
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fs.symlinkSync(srcPath, dest)
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}
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}
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module.exports = copySync
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