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54 lines
1.6 KiB
54 lines
1.6 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 ncp = require('./ncp') |
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const mkdir = require('../mkdirs') |
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const pathExists = require('../path-exists').pathExists |
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function copy (src, dest, options, callback) { |
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if (typeof options === 'function' && !callback) { |
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callback = options |
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options = {} |
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} else if (typeof options === 'function' || options instanceof RegExp) { |
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options = {filter: options} |
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} |
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callback = callback || function () {} |
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options = options || {} |
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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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// don't allow src and dest to be the same |
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const basePath = process.cwd() |
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const currentPath = path.resolve(basePath, src) |
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const targetPath = path.resolve(basePath, dest) |
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if (currentPath === targetPath) return callback(new Error('Source and destination must not be the same.')) |
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fs.lstat(src, (err, stats) => { |
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if (err) return callback(err) |
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let dir = null |
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if (stats.isDirectory()) { |
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const parts = dest.split(path.sep) |
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parts.pop() |
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dir = parts.join(path.sep) |
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} else { |
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dir = path.dirname(dest) |
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} |
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pathExists(dir, (err, dirExists) => { |
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if (err) return callback(err) |
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if (dirExists) return ncp(src, dest, options, callback) |
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mkdir.mkdirs(dir, err => { |
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if (err) return callback(err) |
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ncp(src, dest, options, callback) |
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}) |
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}) |
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}) |
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} |
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module.exports = copy
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