forked from LeenkxTeam/LNXSDK
62 lines
1.5 KiB
JavaScript
62 lines
1.5 KiB
JavaScript
'use strict'
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const u = require('universalify').fromCallback
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const path = require('path')
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const fs = require('graceful-fs')
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const mkdir = require('../mkdirs')
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const pathExists = require('../path-exists').pathExists
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function createLink (srcpath, dstpath, callback) {
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function makeLink (srcpath, dstpath) {
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fs.link(srcpath, dstpath, err => {
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if (err) return callback(err)
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callback(null)
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})
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}
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pathExists(dstpath, (err, destinationExists) => {
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if (err) return callback(err)
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if (destinationExists) return callback(null)
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fs.lstat(srcpath, (err) => {
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if (err) {
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err.message = err.message.replace('lstat', 'ensureLink')
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return callback(err)
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}
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const dir = path.dirname(dstpath)
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pathExists(dir, (err, dirExists) => {
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if (err) return callback(err)
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if (dirExists) return makeLink(srcpath, dstpath)
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mkdir.mkdirs(dir, err => {
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if (err) return callback(err)
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makeLink(srcpath, dstpath)
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})
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})
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})
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})
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}
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function createLinkSync (srcpath, dstpath) {
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const destinationExists = fs.existsSync(dstpath)
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if (destinationExists) return undefined
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try {
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fs.lstatSync(srcpath)
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} catch (err) {
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err.message = err.message.replace('lstat', 'ensureLink')
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throw err
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}
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const dir = path.dirname(dstpath)
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const dirExists = fs.existsSync(dir)
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if (dirExists) return fs.linkSync(srcpath, dstpath)
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mkdir.mkdirsSync(dir)
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return fs.linkSync(srcpath, dstpath)
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}
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module.exports = {
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createLink: u(createLink),
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createLinkSync
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}
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