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- 'use strict'
-
-
- const u = require('universalify').fromCallback
- const fs = require('graceful-fs')
-
- const api = [
- 'access',
- 'appendFile',
- 'chmod',
- 'chown',
- 'close',
- 'copyFile',
- 'fchmod',
- 'fchown',
- 'fdatasync',
- 'fstat',
- 'fsync',
- 'ftruncate',
- 'futimes',
- 'lchown',
- 'lchmod',
- 'link',
- 'lstat',
- 'mkdir',
- 'mkdtemp',
- 'open',
- 'readFile',
- 'readdir',
- 'readlink',
- 'realpath',
- 'rename',
- 'rmdir',
- 'stat',
- 'symlink',
- 'truncate',
- 'unlink',
- 'utimes',
- 'writeFile'
- ].filter(key => {
-
-
-
-
- return typeof fs[key] === 'function'
- })
-
-
- Object.keys(fs).forEach(key => {
- if (key === 'promises') {
-
-
- return
- }
- exports[key] = fs[key]
- })
-
-
- api.forEach(method => {
- exports[method] = u(fs[method])
- })
-
-
-
- exports.exists = function (filename, callback) {
- if (typeof callback === 'function') {
- return fs.exists(filename, callback)
- }
- return new Promise(resolve => {
- return fs.exists(filename, resolve)
- })
- }
-
-
-
- exports.read = function (fd, buffer, offset, length, position, callback) {
- if (typeof callback === 'function') {
- return fs.read(fd, buffer, offset, length, position, callback)
- }
- return new Promise((resolve, reject) => {
- fs.read(fd, buffer, offset, length, position, (err, bytesRead, buffer) => {
- if (err) return reject(err)
- resolve({ bytesRead, buffer })
- })
- })
- }
-
-
-
-
-
-
- exports.write = function (fd, buffer, ...args) {
- if (typeof args[args.length - 1] === 'function') {
- return fs.write(fd, buffer, ...args)
- }
-
- return new Promise((resolve, reject) => {
- fs.write(fd, buffer, ...args, (err, bytesWritten, buffer) => {
- if (err) return reject(err)
- resolve({ bytesWritten, buffer })
- })
- })
- }
-
-
- if (typeof fs.realpath.native === 'function') {
- exports.realpath.native = u(fs.realpath.native)
- }
|