"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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const path_1 = require("path");
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const memfs_1 = require("memfs");
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/**
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* It's an implementation of FileSystem interface which reads and writes to the in-memory file system.
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*
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* @param realFileSystem
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*/
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function createMemFileSystem(realFileSystem) {
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function exists(path) {
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return memfs_1.fs.existsSync(realFileSystem.normalizePath(path));
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}
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function readStats(path) {
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return exists(path) ? memfs_1.fs.statSync(realFileSystem.normalizePath(path)) : undefined;
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}
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function readFile(path, encoding) {
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const stats = readStats(path);
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if (stats && stats.isFile()) {
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return memfs_1.fs
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.readFileSync(realFileSystem.normalizePath(path), { encoding: encoding })
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.toString();
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}
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}
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function readDir(path) {
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const stats = readStats(path);
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if (stats && stats.isDirectory()) {
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return memfs_1.fs.readdirSync(realFileSystem.normalizePath(path), {
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withFileTypes: true,
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});
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}
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return [];
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}
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function createDir(path) {
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memfs_1.fs.mkdirSync(realFileSystem.normalizePath(path), { recursive: true });
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}
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function writeFile(path, data) {
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if (!exists(path_1.dirname(path))) {
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createDir(path_1.dirname(path));
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}
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memfs_1.fs.writeFileSync(realFileSystem.normalizePath(path), data);
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}
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function deleteFile(path) {
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if (exists(path)) {
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memfs_1.fs.unlinkSync(realFileSystem.normalizePath(path));
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}
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}
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function updateTimes(path, atime, mtime) {
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if (exists(path)) {
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memfs_1.fs.utimesSync(realFileSystem.normalizePath(path), atime, mtime);
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}
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}
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return Object.assign(Object.assign({}, realFileSystem), { exists(path) {
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return exists(realFileSystem.realPath(path));
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},
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readFile(path, encoding) {
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return readFile(realFileSystem.realPath(path), encoding);
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},
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readDir(path) {
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return readDir(realFileSystem.realPath(path));
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},
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readStats(path) {
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return readStats(realFileSystem.realPath(path));
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},
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writeFile(path, data) {
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writeFile(realFileSystem.realPath(path), data);
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},
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deleteFile(path) {
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deleteFile(realFileSystem.realPath(path));
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},
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createDir(path) {
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createDir(realFileSystem.realPath(path));
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},
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updateTimes(path, atime, mtime) {
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updateTimes(realFileSystem.realPath(path), atime, mtime);
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},
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clearCache() {
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realFileSystem.clearCache();
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} });
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}
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exports.createMemFileSystem = createMemFileSystem;
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