221 lines
5.3 KiB
JavaScript
221 lines
5.3 KiB
JavaScript
/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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"use strict";
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/** @typedef {import("./Resolver").FileSystem} FileSystem */
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/** @typedef {import("./Resolver").ReaddirStringCallback} ReaddirStringCallback */
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/** @typedef {import("./Resolver").StringCallback} StringCallback */
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/** @typedef {import("./Resolver").SyncFileSystem} SyncFileSystem */
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/**
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* @param {SyncFileSystem} fs file system implementation
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* @constructor
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*/
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function SyncAsyncFileSystemDecorator(fs) {
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this.fs = fs;
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this.lstat = undefined;
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this.lstatSync = undefined;
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const lstatSync = fs.lstatSync;
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if (lstatSync) {
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this.lstat =
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/** @type {FileSystem["lstat"]} */
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(
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(arg, options, callback) => {
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let result;
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try {
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result = /** @type {Function | undefined} */ (callback)
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? lstatSync.call(fs, arg, options)
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: lstatSync.call(fs, arg);
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} catch (e) {
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return (callback || options)(
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/** @type {NodeJS.ErrnoException | null} */ (e)
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);
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}
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(callback || options)(null, /** @type {any} */ (result));
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}
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);
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this.lstatSync =
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/** @type {SyncFileSystem["lstatSync"]} */
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((arg, options) => lstatSync.call(fs, arg, options));
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}
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this.stat =
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/** @type {FileSystem["stat"]} */
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(
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(arg, options, callback) => {
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let result;
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try {
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result = /** @type {Function | undefined} */ (callback)
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? fs.statSync(arg, options)
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: fs.statSync(arg);
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} catch (e) {
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return (callback || options)(
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/** @type {NodeJS.ErrnoException | null} */ (e)
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);
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}
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(callback || options)(null, /** @type {any} */ (result));
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}
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);
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this.statSync =
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/** @type {SyncFileSystem["statSync"]} */
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((arg, options) => fs.statSync(arg, options));
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this.readdir =
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/** @type {FileSystem["readdir"]} */
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(
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(arg, options, callback) => {
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let result;
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try {
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result = /** @type {Function | undefined} */ (callback)
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? fs.readdirSync(
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arg,
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/** @type {Exclude<Parameters<FileSystem["readdir"]>[1], ReaddirStringCallback>} */
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(options)
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)
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: fs.readdirSync(arg);
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} catch (e) {
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return (callback || options)(
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/** @type {NodeJS.ErrnoException | null} */ (e)
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);
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}
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(callback || options)(null, /** @type {any} */ (result));
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}
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);
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this.readdirSync =
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/** @type {SyncFileSystem["readdirSync"]} */
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(
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(arg, options) =>
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fs.readdirSync(
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arg,
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/** @type {Parameters<SyncFileSystem["readdirSync"]>[1]} */ (options)
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)
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);
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this.readFile =
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/** @type {FileSystem["readFile"]} */
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(
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(arg, options, callback) => {
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let result;
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try {
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result = /** @type {Function | undefined} */ (callback)
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? fs.readFileSync(arg, options)
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: fs.readFileSync(arg);
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} catch (e) {
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return (callback || options)(
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/** @type {NodeJS.ErrnoException | null} */ (e)
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);
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}
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(callback || options)(null, /** @type {any} */ (result));
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}
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);
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this.readFileSync =
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/** @type {SyncFileSystem["readFileSync"]} */
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((arg, options) => fs.readFileSync(arg, options));
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this.readlink =
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/** @type {FileSystem["readlink"]} */
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(
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(arg, options, callback) => {
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let result;
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try {
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result = /** @type {Function | undefined} */ (callback)
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? fs.readlinkSync(
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arg,
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/** @type {Exclude<Parameters<FileSystem["readlink"]>[1], StringCallback>} */
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(options)
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)
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: fs.readlinkSync(arg);
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} catch (e) {
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return (callback || options)(
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/** @type {NodeJS.ErrnoException | null} */ (e)
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);
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}
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(callback || options)(null, /** @type {any} */ (result));
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}
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);
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this.readlinkSync =
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/** @type {SyncFileSystem["readlinkSync"]} */
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(
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(arg, options) =>
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fs.readlinkSync(
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arg,
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/** @type {Parameters<SyncFileSystem["readlinkSync"]>[1]} */ (options)
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)
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);
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this.readJson = undefined;
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this.readJsonSync = undefined;
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const readJsonSync = fs.readJsonSync;
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if (readJsonSync) {
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this.readJson =
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/** @type {FileSystem["readJson"]} */
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(
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(arg, callback) => {
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let result;
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try {
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result = readJsonSync.call(fs, arg);
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} catch (e) {
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return callback(
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/** @type {NodeJS.ErrnoException | Error | null} */ (e)
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);
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}
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callback(null, result);
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}
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);
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this.readJsonSync =
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/** @type {SyncFileSystem["readJsonSync"]} */
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(arg => readJsonSync.call(fs, arg));
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}
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this.realpath = undefined;
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this.realpathSync = undefined;
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const realpathSync = fs.realpathSync;
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if (realpathSync) {
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this.realpath =
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/** @type {FileSystem["realpath"]} */
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(
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(arg, options, callback) => {
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let result;
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try {
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result = /** @type {Function | undefined} */ (callback)
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? realpathSync.call(
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fs,
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arg,
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/** @type {Exclude<Parameters<NonNullable<FileSystem["realpath"]>>[1], StringCallback>} */
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(options)
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)
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: realpathSync.call(fs, arg);
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} catch (e) {
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return (callback || options)(
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/** @type {NodeJS.ErrnoException | null} */ (e)
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);
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}
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(callback || options)(null, /** @type {any} */ (result));
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}
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);
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this.realpathSync =
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/** @type {SyncFileSystem["realpathSync"]} */
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(
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(arg, options) =>
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realpathSync.call(
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fs,
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arg,
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/** @type {Parameters<NonNullable<SyncFileSystem["realpathSync"]>>[1]} */
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(options)
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)
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);
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}
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}
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module.exports = SyncAsyncFileSystemDecorator;
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