1616 lines
67 KiB
JavaScript
1616 lines
67 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.FSWatcher = exports.StatWatcher = exports.Volume = void 0;
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exports.pathToSteps = pathToSteps;
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exports.dataToStr = dataToStr;
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exports.toUnixTimestamp = toUnixTimestamp;
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const pathModule = require("path");
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const core_1 = require("../core");
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const Stats_1 = require("./Stats");
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const Dirent_1 = require("./Dirent");
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const StatFs_1 = require("./StatFs");
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const buffer_1 = require("../internal/buffer");
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const queueMicrotask_1 = require("../queueMicrotask");
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const setTimeoutUnref_1 = require("../setTimeoutUnref");
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const stream_1 = require("stream");
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const constants_1 = require("../constants");
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const events_1 = require("events");
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const encoding_1 = require("../encoding");
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const FileHandle_1 = require("./FileHandle");
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const util = require("util");
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const FsPromises_1 = require("./FsPromises");
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const print_1 = require("../print");
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const constants_2 = require("./constants");
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const options_1 = require("./options");
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const util_1 = require("./util");
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const Dir_1 = require("./Dir");
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const util_2 = require("../core/util");
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const resolveCrossPlatform = pathModule.resolve;
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const { O_RDONLY, O_WRONLY, O_RDWR, O_CREAT, O_EXCL, O_TRUNC, O_APPEND, O_DIRECTORY, O_SYMLINK, F_OK, R_OK, W_OK, X_OK, COPYFILE_EXCL, COPYFILE_FICLONE_FORCE, } = constants_1.constants;
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const { sep, relative, join, dirname, normalize } = pathModule.posix ? pathModule.posix : pathModule;
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// ---------------------------------------- Constants
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const kMinPoolSpace = 128;
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// ---------------------------------------- Utility functions
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function pathToSteps(path) {
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return (0, util_2.filenameToSteps)((0, util_1.pathToFilename)(path));
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}
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function dataToStr(data, encoding = encoding_1.ENCODING_UTF8) {
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if (buffer_1.Buffer.isBuffer(data))
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return data.toString(encoding);
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else if (data instanceof Uint8Array)
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return (0, buffer_1.bufferFrom)(data).toString(encoding);
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else
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return String(data);
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}
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// converts Date or number to a fractional UNIX timestamp
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function toUnixTimestamp(time) {
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// tslint:disable-next-line triple-equals
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if (typeof time === 'string' && +time == time) {
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return +time;
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}
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if (time instanceof Date) {
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return time.getTime() / 1000;
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}
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if (isFinite(time)) {
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if (time < 0) {
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return Date.now() / 1000;
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}
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return time;
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}
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throw new Error('Cannot parse time: ' + time);
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}
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function validateUid(uid) {
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if (typeof uid !== 'number')
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throw TypeError(constants_2.ERRSTR.UID);
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}
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function validateGid(gid) {
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if (typeof gid !== 'number')
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throw TypeError(constants_2.ERRSTR.GID);
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}
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const notImplemented = () => {
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throw new Error('Not implemented');
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};
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/**
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* `Volume` represents a file system.
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*/
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class Volume {
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get promises() {
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if (this.promisesApi === null)
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throw new Error('Promise is not supported in this environment.');
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return this.promisesApi;
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}
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constructor(_core = new core_1.Superblock()) {
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this._core = _core;
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this.promisesApi = new FsPromises_1.FsPromises(this, FileHandle_1.FileHandle);
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this.openSync = (path, flags, mode = 438 /* MODE.DEFAULT */) => {
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// Validate (1) mode; (2) path; (3) flags - in that order.
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const modeNum = (0, util_1.modeToNumber)(mode);
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const fileName = (0, util_1.pathToFilename)(path);
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const flagsNum = (0, util_1.flagsToNumber)(flags);
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return this._core.open(fileName, flagsNum, modeNum, !(flagsNum & O_SYMLINK));
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};
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this.open = (path, flags, a, b) => {
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let mode = a;
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let callback = b;
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if (typeof a === 'function') {
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mode = 438 /* MODE.DEFAULT */;
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callback = a;
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}
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mode = mode || 438 /* MODE.DEFAULT */;
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const modeNum = (0, util_1.modeToNumber)(mode);
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const fileName = (0, util_1.pathToFilename)(path);
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const flagsNum = (0, util_1.flagsToNumber)(flags);
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this.wrapAsync(this._core.open, [fileName, flagsNum, modeNum, !(flagsNum & O_SYMLINK)], callback);
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};
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this.closeSync = (fd) => {
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this._core.close(fd);
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};
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this.close = (fd, callback) => {
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(0, util_2.validateFd)(fd);
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const file = this._core.getFileByFdOrThrow(fd, 'close');
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this.wrapAsync(this._core.close, [file.fd], callback);
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};
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this.readSync = (fd, buffer, offset, length, position) => {
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(0, util_2.validateFd)(fd);
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return this._core.read(fd, buffer, offset, length, position);
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};
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this.read = (fd, buffer, offset, length, position, callback) => {
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(0, util_1.validateCallback)(callback);
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if (length === 0) {
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// This `if` branch is from Node.js
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return (0, queueMicrotask_1.default)(() => {
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if (callback)
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callback(null, 0, buffer);
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});
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}
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Promise.resolve().then(() => {
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try {
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const bytes = this._core.read(fd, buffer, offset, length, position);
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callback(null, bytes, buffer);
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}
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catch (err) {
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callback(err);
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}
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});
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};
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this.readv = (fd, buffers, a, b) => {
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let position = a;
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let callback = b;
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if (typeof a === 'function')
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[position, callback] = [null, a];
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(0, util_1.validateCallback)(callback);
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Promise.resolve().then(() => {
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try {
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const bytes = this._core.readv(fd, buffers, position);
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callback(null, bytes, buffers);
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}
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catch (err) {
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callback(err);
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}
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});
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};
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this.readvSync = (fd, buffers, position) => {
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(0, util_2.validateFd)(fd);
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return this._core.readv(fd, buffers, position !== null && position !== void 0 ? position : null);
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};
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this._readfile = (id, flagsNum, encoding) => {
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let result;
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const isUserFd = typeof id === 'number';
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const userOwnsFd = isUserFd && (0, util_2.isFd)(id);
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let fd;
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if (userOwnsFd)
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fd = id;
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else {
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const filename = (0, util_1.pathToFilename)(id);
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// Check if original path had trailing slash (indicates directory intent)
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const originalPath = String(id);
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const hasTrailingSlash = originalPath.length > 1 && originalPath.endsWith('/');
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const link = this._core.getResolvedLinkOrThrow(filename, 'open');
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const node = link.getNode();
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if (node.isDirectory())
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throw (0, util_1.createError)("EISDIR" /* ERROR_CODE.EISDIR */, 'open', link.getPath());
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// If path had trailing slash but resolved to a file, throw ENOTDIR
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if (hasTrailingSlash && node.isFile()) {
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throw (0, util_1.createError)("ENOTDIR" /* ERROR_CODE.ENOTDIR */, 'open', originalPath);
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}
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fd = this.openSync(id, flagsNum);
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}
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try {
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result = (0, util_1.bufferToEncoding)(this._core.getFileByFdOrThrow(fd).getBuffer(), encoding);
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}
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finally {
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if (!userOwnsFd) {
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this.closeSync(fd);
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}
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}
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return result;
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};
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this.readFileSync = (file, options) => {
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const opts = (0, options_1.getReadFileOptions)(options);
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const flagsNum = (0, util_1.flagsToNumber)(opts.flag);
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return this._readfile(file, flagsNum, opts.encoding);
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};
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this.readFile = (id, a, b) => {
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const [opts, callback] = (0, options_1.optsAndCbGenerator)(options_1.getReadFileOptions)(a, b);
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const flagsNum = (0, util_1.flagsToNumber)(opts.flag);
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this.wrapAsync(this._readfile, [id, flagsNum, opts.encoding], callback);
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};
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this.writeSync = (fd, a, b, c, d) => {
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const [, buf, offset, length, position] = (0, util_1.getWriteSyncArgs)(fd, a, b, c, d);
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return this._write(fd, buf, offset, length, position);
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};
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this.write = (fd, a, b, c, d, e) => {
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const [, asStr, buf, offset, length, position, cb] = (0, util_1.getWriteArgs)(fd, a, b, c, d, e);
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Promise.resolve().then(() => {
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try {
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const bytes = this._write(fd, buf, offset, length, position);
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if (!asStr) {
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cb(null, bytes, buf);
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}
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else {
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cb(null, bytes, a);
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}
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}
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catch (err) {
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cb(err);
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}
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});
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};
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this.writev = (fd, buffers, a, b) => {
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let position = a;
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let callback = b;
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if (typeof a === 'function')
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[position, callback] = [null, a];
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(0, util_1.validateCallback)(callback);
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Promise.resolve().then(() => {
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try {
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const bytes = this.writevBase(fd, buffers, position);
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callback(null, bytes, buffers);
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}
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catch (err) {
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callback(err);
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}
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});
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};
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this.writevSync = (fd, buffers, position) => {
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(0, util_2.validateFd)(fd);
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return this.writevBase(fd, buffers, position !== null && position !== void 0 ? position : null);
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};
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this.writeFileSync = (id, data, options) => {
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const opts = (0, options_1.getWriteFileOptions)(options);
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const flagsNum = (0, util_1.flagsToNumber)(opts.flag);
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const modeNum = (0, util_1.modeToNumber)(opts.mode);
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const buf = (0, util_2.dataToBuffer)(data, opts.encoding);
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this._core.writeFile(id, buf, flagsNum, modeNum);
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};
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this.writeFile = (id, data, a, b) => {
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let options = a;
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let callback = b;
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if (typeof a === 'function')
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[options, callback] = [options_1.writeFileDefaults, a];
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const cb = (0, util_1.validateCallback)(callback);
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const opts = (0, options_1.getWriteFileOptions)(options);
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const flagsNum = (0, util_1.flagsToNumber)(opts.flag);
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const modeNum = (0, util_1.modeToNumber)(opts.mode);
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const buf = (0, util_2.dataToBuffer)(data, opts.encoding);
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this.wrapAsync(this._core.writeFile, [id, buf, flagsNum, modeNum], cb);
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};
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this.copyFileSync = (src, dest, flags) => {
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const srcFilename = (0, util_1.pathToFilename)(src);
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const destFilename = (0, util_1.pathToFilename)(dest);
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return this._copyFile(srcFilename, destFilename, (flags || 0) | 0);
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};
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this.copyFile = (src, dest, a, b) => {
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const srcFilename = (0, util_1.pathToFilename)(src);
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const destFilename = (0, util_1.pathToFilename)(dest);
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let flags;
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let callback;
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if (typeof a === 'function')
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[flags, callback] = [0, a];
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else
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[flags, callback] = [a, b];
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(0, util_1.validateCallback)(callback);
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this.wrapAsync(this._copyFile, [srcFilename, destFilename, flags], callback);
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};
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this._cp = (src, dest, options) => {
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if (options.filter && !options.filter(src, dest))
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return;
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const srcStat = options.dereference ? this.statSync(src) : this.lstatSync(src);
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let destStat = null;
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try {
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destStat = this.lstatSync(dest);
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}
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catch (err) {
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if (err.code !== 'ENOENT') {
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throw err;
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}
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}
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// Check if src and dest are the same (both exist and have same inode)
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if (destStat && srcStat.ino === destStat.ino && srcStat.dev === destStat.dev)
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throw (0, util_1.createError)("EINVAL" /* ERROR_CODE.EINVAL */, 'cp', src, dest);
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// Check type compatibility
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if (destStat) {
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if (srcStat.isDirectory() && !destStat.isDirectory())
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throw (0, util_1.createError)("EISDIR" /* ERROR_CODE.EISDIR */, 'cp', src, dest);
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if (!srcStat.isDirectory() && destStat.isDirectory())
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throw (0, util_1.createError)("ENOTDIR" /* ERROR_CODE.ENOTDIR */, 'cp', src, dest);
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}
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// Check if trying to copy directory to subdirectory of itself
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if (srcStat.isDirectory() && this.isSrcSubdir(src, dest))
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throw (0, util_1.createError)("EINVAL" /* ERROR_CODE.EINVAL */, 'cp', src, dest);
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ENDURE_PARENT_DIR_EXISTS: {
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const parent = dirname(dest);
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if (!this.existsSync(parent))
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this.mkdirSync(parent, { recursive: true });
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}
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// Handle different file types
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if (srcStat.isDirectory()) {
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if (!options.recursive)
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throw (0, util_1.createError)("EISDIR" /* ERROR_CODE.EISDIR */, 'cp', src);
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this.cpDirSync(srcStat, destStat, src, dest, options);
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}
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else if (srcStat.isFile() || srcStat.isCharacterDevice() || srcStat.isBlockDevice()) {
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this.cpFileSync(srcStat, destStat, src, dest, options);
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}
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else if (srcStat.isSymbolicLink() && !options.dereference) {
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// Only handle as symlink if not dereferencing
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this.cpSymlinkSync(destStat, src, dest, options);
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}
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else {
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throw (0, util_1.createError)("EINVAL" /* ERROR_CODE.EINVAL */, 'cp', src);
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}
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};
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this.linkSync = (existingPath, newPath) => {
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const existingPathFilename = (0, util_1.pathToFilename)(existingPath);
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const newPathFilename = (0, util_1.pathToFilename)(newPath);
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this._core.link(existingPathFilename, newPathFilename);
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};
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this.link = (existingPath, newPath, callback) => {
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const existingPathFilename = (0, util_1.pathToFilename)(existingPath);
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const newPathFilename = (0, util_1.pathToFilename)(newPath);
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this.wrapAsync(this._core.link, [existingPathFilename, newPathFilename], callback);
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};
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this.unlinkSync = (path) => {
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const filename = (0, util_1.pathToFilename)(path);
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this._core.unlink(filename);
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};
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this.unlink = (path, callback) => {
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const filename = (0, util_1.pathToFilename)(path);
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this.wrapAsync(this._core.unlink, [filename], callback);
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};
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/**
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* `type` argument works only on Windows.
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* @param target
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* @param path
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* @param type
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*/
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this.symlinkSync = (target, path, type) => {
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const targetFilename = (0, util_1.pathToFilename)(target);
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const pathFilename = (0, util_1.pathToFilename)(path);
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this._core.symlink(targetFilename, pathFilename);
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};
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this.symlink = (target, path, a, b) => {
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const callback = (0, util_1.validateCallback)(typeof a === 'function' ? a : b);
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const targetFilename = (0, util_1.pathToFilename)(target);
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const pathFilename = (0, util_1.pathToFilename)(path);
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this.wrapAsync(this._core.symlink, [targetFilename, pathFilename], callback);
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};
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this._lstat = (filename, bigint = false, throwIfNoEntry = false) => {
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let link;
|
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try {
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link = this._core.getLinkOrThrow(filename, 'lstat');
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}
|
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catch (err) {
|
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if (err.code === "ENOENT" /* ERROR_CODE.ENOENT */ && !throwIfNoEntry)
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return undefined;
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else
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throw err;
|
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}
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return Stats_1.default.build(link.getNode(), bigint);
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};
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this.lstatSync = (path, options) => {
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const { throwIfNoEntry = true, bigint = false } = (0, options_1.getStatOptions)(options);
|
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return this._lstat((0, util_1.pathToFilename)(path), bigint, throwIfNoEntry);
|
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};
|
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this.renameSync = (oldPath, newPath) => {
|
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const oldPathFilename = (0, util_1.pathToFilename)(oldPath);
|
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const newPathFilename = (0, util_1.pathToFilename)(newPath);
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this._core.rename(oldPathFilename, newPathFilename);
|
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};
|
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this.rename = (oldPath, newPath, callback) => {
|
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const oldPathFilename = (0, util_1.pathToFilename)(oldPath);
|
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const newPathFilename = (0, util_1.pathToFilename)(newPath);
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this.wrapAsync(this._core.rename, [oldPathFilename, newPathFilename], callback);
|
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};
|
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this.existsSync = (path) => {
|
|
try {
|
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return this._exists((0, util_1.pathToFilename)(path));
|
|
}
|
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catch (err) {
|
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return false;
|
|
}
|
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};
|
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this.exists = (path, callback) => {
|
|
const filename = (0, util_1.pathToFilename)(path);
|
|
if (typeof callback !== 'function')
|
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throw Error(constants_2.ERRSTR.CB);
|
|
Promise.resolve().then(() => {
|
|
try {
|
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callback(this._exists(filename));
|
|
}
|
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catch (err) {
|
|
callback(false);
|
|
}
|
|
});
|
|
};
|
|
this.accessSync = (path, mode = F_OK) => {
|
|
const filename = (0, util_1.pathToFilename)(path);
|
|
mode = mode | 0;
|
|
this._access(filename, mode);
|
|
};
|
|
this.access = (path, a, b) => {
|
|
let mode = F_OK;
|
|
let callback;
|
|
if (typeof a !== 'function')
|
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[mode, callback] = [a | 0, (0, util_1.validateCallback)(b)];
|
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else
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callback = a;
|
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const filename = (0, util_1.pathToFilename)(path);
|
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this.wrapAsync(this._access, [filename, mode], callback);
|
|
};
|
|
this.appendFileSync = (id, data, options) => {
|
|
const opts = (0, options_1.getAppendFileOpts)(options);
|
|
// Force append behavior when using a supplied file descriptor.
|
|
if (!opts.flag || (0, util_2.isFd)(id))
|
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opts.flag = 'a';
|
|
this.writeFileSync(id, data, opts);
|
|
};
|
|
this.appendFile = (id, data, a, b) => {
|
|
const [opts, callback] = (0, options_1.getAppendFileOptsAndCb)(a, b);
|
|
// Force append behavior when using a supplied file descriptor.
|
|
if (!opts.flag || (0, util_2.isFd)(id))
|
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opts.flag = 'a';
|
|
this.writeFile(id, data, opts, callback);
|
|
};
|
|
this._readdir = (filename, options) => {
|
|
const steps = (0, util_2.filenameToSteps)(filename);
|
|
const link = this._core.getResolvedLinkOrThrow(filename, 'scandir');
|
|
const node = link.getNode();
|
|
if (!node.isDirectory())
|
|
throw (0, util_1.createError)("ENOTDIR" /* ERROR_CODE.ENOTDIR */, 'scandir', filename);
|
|
// Check we have permissions
|
|
if (!node.canRead())
|
|
throw (0, util_1.createError)("EACCES" /* ERROR_CODE.EACCES */, 'scandir', filename);
|
|
const list = []; // output list
|
|
for (const name of link.children.keys()) {
|
|
const child = link.getChild(name);
|
|
if (!child || name === '.' || name === '..')
|
|
continue;
|
|
list.push(Dirent_1.default.build(child, options.encoding));
|
|
// recursion
|
|
if (options.recursive && child.children.size) {
|
|
const recurseOptions = Object.assign(Object.assign({}, options), { recursive: true, withFileTypes: true });
|
|
const childList = this._readdir(child.getPath(), recurseOptions);
|
|
list.push(...childList);
|
|
}
|
|
}
|
|
if (!util_2.isWin && options.encoding !== 'buffer')
|
|
list.sort((a, b) => {
|
|
if (a.name < b.name)
|
|
return -1;
|
|
if (a.name > b.name)
|
|
return 1;
|
|
return 0;
|
|
});
|
|
if (options.withFileTypes)
|
|
return list;
|
|
let filename2 = filename;
|
|
if (util_2.isWin)
|
|
filename2 = filename2.replace(/\\/g, '/');
|
|
return list.map(dirent => {
|
|
if (options.recursive) {
|
|
let fullPath = pathModule.join(dirent.parentPath, dirent.name.toString());
|
|
if (util_2.isWin) {
|
|
fullPath = fullPath.replace(/\\/g, '/');
|
|
}
|
|
return fullPath.replace(filename2 + pathModule.posix.sep, '');
|
|
}
|
|
return dirent.name;
|
|
});
|
|
};
|
|
this.readdirSync = (path, options) => {
|
|
const opts = (0, options_1.getReaddirOptions)(options);
|
|
const filename = (0, util_1.pathToFilename)(path);
|
|
return this._readdir(filename, opts);
|
|
};
|
|
this.readdir = (path, a, b) => {
|
|
const [options, callback] = (0, options_1.getReaddirOptsAndCb)(a, b);
|
|
const filename = (0, util_1.pathToFilename)(path);
|
|
this.wrapAsync(this._readdir, [filename, options], callback);
|
|
};
|
|
this._readlink = (filename, encoding) => {
|
|
const link = this._core.getLinkOrThrow(filename, 'readlink');
|
|
const node = link.getNode();
|
|
if (!node.isSymlink())
|
|
throw (0, util_1.createError)("EINVAL" /* ERROR_CODE.EINVAL */, 'readlink', filename);
|
|
return (0, encoding_1.strToEncoding)(node.symlink, encoding);
|
|
};
|
|
this.readlinkSync = (path, options) => {
|
|
const opts = (0, options_1.getDefaultOpts)(options);
|
|
const filename = (0, util_1.pathToFilename)(path);
|
|
return this._readlink(filename, opts.encoding);
|
|
};
|
|
this.readlink = (path, a, b) => {
|
|
const [opts, callback] = (0, options_1.getDefaultOptsAndCb)(a, b);
|
|
const filename = (0, util_1.pathToFilename)(path);
|
|
this.wrapAsync(this._readlink, [filename, opts.encoding], callback);
|
|
};
|
|
this._fsync = (fd) => {
|
|
this._core.getFileByFdOrThrow(fd, 'fsync');
|
|
};
|
|
this.fsyncSync = (fd) => {
|
|
this._fsync(fd);
|
|
};
|
|
this.fsync = (fd, callback) => {
|
|
this.wrapAsync(this._fsync, [fd], callback);
|
|
};
|
|
this._fdatasync = (fd) => {
|
|
this._core.getFileByFdOrThrow(fd, 'fdatasync');
|
|
};
|
|
this.fdatasyncSync = (fd) => {
|
|
this._fdatasync(fd);
|
|
};
|
|
this.fdatasync = (fd, callback) => {
|
|
this.wrapAsync(this._fdatasync, [fd], callback);
|
|
};
|
|
this._ftruncate = (fd, len) => {
|
|
const file = this._core.getFileByFdOrThrow(fd, 'ftruncate');
|
|
file.truncate(len);
|
|
};
|
|
this.ftruncateSync = (fd, len) => {
|
|
this._ftruncate(fd, len);
|
|
};
|
|
this.ftruncate = (fd, a, b) => {
|
|
const len = typeof a === 'number' ? a : 0;
|
|
const callback = (0, util_1.validateCallback)(typeof a === 'number' ? b : a);
|
|
this.wrapAsync(this._ftruncate, [fd, len], callback);
|
|
};
|
|
this._truncate = (path, len) => {
|
|
const fd = this.openSync(path, 'r+');
|
|
try {
|
|
this.ftruncateSync(fd, len);
|
|
}
|
|
finally {
|
|
this.closeSync(fd);
|
|
}
|
|
};
|
|
/**
|
|
* `id` should be a file descriptor or a path. `id` as file descriptor will
|
|
* not be supported soon.
|
|
*/
|
|
this.truncateSync = (id, len) => {
|
|
if ((0, util_2.isFd)(id))
|
|
return this.ftruncateSync(id, len);
|
|
this._truncate(id, len);
|
|
};
|
|
this.truncate = (id, a, b) => {
|
|
const len = typeof a === 'number' ? a : 0;
|
|
const callback = (0, util_1.validateCallback)(typeof a === 'number' ? b : a);
|
|
if ((0, util_2.isFd)(id))
|
|
return this.ftruncate(id, len, callback);
|
|
this.wrapAsync(this._truncate, [id, len], callback);
|
|
};
|
|
this._futimes = (fd, atime, mtime) => {
|
|
const file = this._core.getFileByFdOrThrow(fd, 'futimes');
|
|
const node = file.node;
|
|
node.atime = new Date(atime * 1000);
|
|
node.mtime = new Date(mtime * 1000);
|
|
};
|
|
this.futimesSync = (fd, atime, mtime) => {
|
|
this._futimes(fd, toUnixTimestamp(atime), toUnixTimestamp(mtime));
|
|
};
|
|
this.futimes = (fd, atime, mtime, callback) => {
|
|
this.wrapAsync(this._futimes, [fd, toUnixTimestamp(atime), toUnixTimestamp(mtime)], callback);
|
|
};
|
|
this._utimes = (filename, atime, mtime, followSymlinks = true) => {
|
|
const core = this._core;
|
|
const link = followSymlinks
|
|
? core.getResolvedLinkOrThrow(filename, 'utimes')
|
|
: core.getLinkOrThrow(filename, 'lutimes');
|
|
const node = link.getNode();
|
|
node.atime = new Date(atime * 1000);
|
|
node.mtime = new Date(mtime * 1000);
|
|
};
|
|
this.utimesSync = (path, atime, mtime) => {
|
|
this._utimes((0, util_1.pathToFilename)(path), toUnixTimestamp(atime), toUnixTimestamp(mtime), true);
|
|
};
|
|
this.utimes = (path, atime, mtime, callback) => {
|
|
this.wrapAsync(this._utimes, [(0, util_1.pathToFilename)(path), toUnixTimestamp(atime), toUnixTimestamp(mtime), true], callback);
|
|
};
|
|
this.lutimesSync = (path, atime, mtime) => {
|
|
this._utimes((0, util_1.pathToFilename)(path), toUnixTimestamp(atime), toUnixTimestamp(mtime), false);
|
|
};
|
|
this.lutimes = (path, atime, mtime, callback) => {
|
|
this.wrapAsync(this._utimes, [(0, util_1.pathToFilename)(path), toUnixTimestamp(atime), toUnixTimestamp(mtime), false], callback);
|
|
};
|
|
this.mkdirSync = (path, options) => {
|
|
const opts = (0, options_1.getMkdirOptions)(options);
|
|
const modeNum = (0, util_1.modeToNumber)(opts.mode, 0o777);
|
|
const filename = (0, util_1.pathToFilename)(path);
|
|
if (opts.recursive)
|
|
return this._core.mkdirp(filename, modeNum);
|
|
this._core.mkdir(filename, modeNum);
|
|
};
|
|
this.mkdir = (path, a, b) => {
|
|
const opts = (0, options_1.getMkdirOptions)(a);
|
|
const callback = (0, util_1.validateCallback)(typeof a === 'function' ? a : b);
|
|
const modeNum = (0, util_1.modeToNumber)(opts.mode, 0o777);
|
|
const filename = (0, util_1.pathToFilename)(path);
|
|
if (opts.recursive)
|
|
this.wrapAsync(this._core.mkdirp, [filename, modeNum], callback);
|
|
else
|
|
this.wrapAsync(this._core.mkdir, [filename, modeNum], callback);
|
|
};
|
|
this._mkdtemp = (prefix, encoding, retry = 5) => {
|
|
const filename = prefix + (0, util_1.genRndStr6)();
|
|
try {
|
|
this._core.mkdir(filename, 511 /* MODE.DIR */);
|
|
return (0, encoding_1.strToEncoding)(filename, encoding);
|
|
}
|
|
catch (err) {
|
|
if (err.code === "EEXIST" /* ERROR_CODE.EEXIST */) {
|
|
if (retry > 1)
|
|
return this._mkdtemp(prefix, encoding, retry - 1);
|
|
else
|
|
throw Error('Could not create temp dir.');
|
|
}
|
|
else
|
|
throw err;
|
|
}
|
|
};
|
|
this.mkdtempSync = (prefix, options) => {
|
|
const { encoding } = (0, options_1.getDefaultOpts)(options);
|
|
if (!prefix || typeof prefix !== 'string')
|
|
throw new TypeError('filename prefix is required');
|
|
(0, util_1.nullCheck)(prefix);
|
|
return this._mkdtemp(prefix, encoding);
|
|
};
|
|
this.mkdtemp = (prefix, a, b) => {
|
|
const [{ encoding }, callback] = (0, options_1.getDefaultOptsAndCb)(a, b);
|
|
if (!prefix || typeof prefix !== 'string')
|
|
throw new TypeError('filename prefix is required');
|
|
if (!(0, util_1.nullCheck)(prefix))
|
|
return;
|
|
this.wrapAsync(this._mkdtemp, [prefix, encoding], callback);
|
|
};
|
|
this.rmdirSync = (path, options) => {
|
|
const opts = (0, options_1.getRmdirOptions)(options);
|
|
this._core.rmdir((0, util_1.pathToFilename)(path), opts.recursive);
|
|
};
|
|
this.rmdir = (path, a, b) => {
|
|
const opts = (0, options_1.getRmdirOptions)(a);
|
|
const callback = (0, util_1.validateCallback)(typeof a === 'function' ? a : b);
|
|
this.wrapAsync(this._core.rmdir, [(0, util_1.pathToFilename)(path), opts.recursive], callback);
|
|
};
|
|
this.rmSync = (path, options) => {
|
|
this._core.rm((0, util_1.pathToFilename)(path), options === null || options === void 0 ? void 0 : options.force, options === null || options === void 0 ? void 0 : options.recursive);
|
|
};
|
|
this.rm = (path, a, b) => {
|
|
const [opts, callback] = (0, options_1.getRmOptsAndCb)(a, b);
|
|
this.wrapAsync(this._core.rm, [(0, util_1.pathToFilename)(path), opts === null || opts === void 0 ? void 0 : opts.force, opts === null || opts === void 0 ? void 0 : opts.recursive], callback);
|
|
};
|
|
this._fchmod = (fd, modeNum) => {
|
|
const file = this._core.getFileByFdOrThrow(fd, 'fchmod');
|
|
file.chmod(modeNum);
|
|
};
|
|
this.fchmodSync = (fd, mode) => {
|
|
this._fchmod(fd, (0, util_1.modeToNumber)(mode));
|
|
};
|
|
this.fchmod = (fd, mode, callback) => {
|
|
this.wrapAsync(this._fchmod, [fd, (0, util_1.modeToNumber)(mode)], callback);
|
|
};
|
|
this._chmod = (filename, modeNum, followSymlinks = true) => {
|
|
const link = followSymlinks
|
|
? this._core.getResolvedLinkOrThrow(filename, 'chmod')
|
|
: this._core.getLinkOrThrow(filename, 'chmod');
|
|
const node = link.getNode();
|
|
node.chmod(modeNum);
|
|
};
|
|
this.chmodSync = (path, mode) => {
|
|
const modeNum = (0, util_1.modeToNumber)(mode);
|
|
const filename = (0, util_1.pathToFilename)(path);
|
|
this._chmod(filename, modeNum, true);
|
|
};
|
|
this.chmod = (path, mode, callback) => {
|
|
const modeNum = (0, util_1.modeToNumber)(mode);
|
|
const filename = (0, util_1.pathToFilename)(path);
|
|
this.wrapAsync(this._chmod, [filename, modeNum], callback);
|
|
};
|
|
this._lchmod = (filename, modeNum) => {
|
|
this._chmod(filename, modeNum, false);
|
|
};
|
|
this.lchmodSync = (path, mode) => {
|
|
const modeNum = (0, util_1.modeToNumber)(mode);
|
|
const filename = (0, util_1.pathToFilename)(path);
|
|
this._lchmod(filename, modeNum);
|
|
};
|
|
this.lchmod = (path, mode, callback) => {
|
|
const modeNum = (0, util_1.modeToNumber)(mode);
|
|
const filename = (0, util_1.pathToFilename)(path);
|
|
this.wrapAsync(this._lchmod, [filename, modeNum], callback);
|
|
};
|
|
this._fchown = (fd, uid, gid) => {
|
|
this._core.getFileByFdOrThrow(fd, 'fchown').chown(uid, gid);
|
|
};
|
|
this.fchownSync = (fd, uid, gid) => {
|
|
validateUid(uid);
|
|
validateGid(gid);
|
|
this._fchown(fd, uid, gid);
|
|
};
|
|
this.fchown = (fd, uid, gid, callback) => {
|
|
validateUid(uid);
|
|
validateGid(gid);
|
|
this.wrapAsync(this._fchown, [fd, uid, gid], callback);
|
|
};
|
|
this._chown = (filename, uid, gid) => {
|
|
const link = this._core.getResolvedLinkOrThrow(filename, 'chown');
|
|
const node = link.getNode();
|
|
node.chown(uid, gid);
|
|
};
|
|
this.chownSync = (path, uid, gid) => {
|
|
validateUid(uid);
|
|
validateGid(gid);
|
|
this._chown((0, util_1.pathToFilename)(path), uid, gid);
|
|
};
|
|
this.chown = (path, uid, gid, callback) => {
|
|
validateUid(uid);
|
|
validateGid(gid);
|
|
this.wrapAsync(this._chown, [(0, util_1.pathToFilename)(path), uid, gid], callback);
|
|
};
|
|
this._lchown = (filename, uid, gid) => {
|
|
this._core.getLinkOrThrow(filename, 'lchown').getNode().chown(uid, gid);
|
|
};
|
|
this.lchownSync = (path, uid, gid) => {
|
|
validateUid(uid);
|
|
validateGid(gid);
|
|
this._lchown((0, util_1.pathToFilename)(path), uid, gid);
|
|
};
|
|
this.lchown = (path, uid, gid, callback) => {
|
|
validateUid(uid);
|
|
validateGid(gid);
|
|
this.wrapAsync(this._lchown, [(0, util_1.pathToFilename)(path), uid, gid], callback);
|
|
};
|
|
this.statWatchers = {};
|
|
this.cpSync = (src, dest, options) => {
|
|
var _a, _b, _c, _d, _e, _f, _g;
|
|
const srcFilename = (0, util_1.pathToFilename)(src);
|
|
const destFilename = (0, util_1.pathToFilename)(dest);
|
|
const opts_ = {
|
|
dereference: (_a = options === null || options === void 0 ? void 0 : options.dereference) !== null && _a !== void 0 ? _a : false,
|
|
errorOnExist: (_b = options === null || options === void 0 ? void 0 : options.errorOnExist) !== null && _b !== void 0 ? _b : false,
|
|
filter: options === null || options === void 0 ? void 0 : options.filter,
|
|
force: (_c = options === null || options === void 0 ? void 0 : options.force) !== null && _c !== void 0 ? _c : true,
|
|
mode: (_d = options === null || options === void 0 ? void 0 : options.mode) !== null && _d !== void 0 ? _d : 0,
|
|
preserveTimestamps: (_e = options === null || options === void 0 ? void 0 : options.preserveTimestamps) !== null && _e !== void 0 ? _e : false,
|
|
recursive: (_f = options === null || options === void 0 ? void 0 : options.recursive) !== null && _f !== void 0 ? _f : false,
|
|
verbatimSymlinks: (_g = options === null || options === void 0 ? void 0 : options.verbatimSymlinks) !== null && _g !== void 0 ? _g : false,
|
|
};
|
|
return this._cp(srcFilename, destFilename, opts_);
|
|
};
|
|
this.cp = (src, dest, a, b) => {
|
|
var _a, _b, _c, _d, _e, _f, _g;
|
|
const srcFilename = (0, util_1.pathToFilename)(src);
|
|
const destFilename = (0, util_1.pathToFilename)(dest);
|
|
let options;
|
|
let callback;
|
|
if (typeof a === 'function')
|
|
[options, callback] = [{}, a];
|
|
else
|
|
[options, callback] = [a || {}, b];
|
|
(0, util_1.validateCallback)(callback);
|
|
const opts_ = {
|
|
dereference: (_a = options === null || options === void 0 ? void 0 : options.dereference) !== null && _a !== void 0 ? _a : false,
|
|
errorOnExist: (_b = options === null || options === void 0 ? void 0 : options.errorOnExist) !== null && _b !== void 0 ? _b : false,
|
|
filter: options === null || options === void 0 ? void 0 : options.filter,
|
|
force: (_c = options === null || options === void 0 ? void 0 : options.force) !== null && _c !== void 0 ? _c : true,
|
|
mode: (_d = options === null || options === void 0 ? void 0 : options.mode) !== null && _d !== void 0 ? _d : 0,
|
|
preserveTimestamps: (_e = options === null || options === void 0 ? void 0 : options.preserveTimestamps) !== null && _e !== void 0 ? _e : false,
|
|
recursive: (_f = options === null || options === void 0 ? void 0 : options.recursive) !== null && _f !== void 0 ? _f : false,
|
|
verbatimSymlinks: (_g = options === null || options === void 0 ? void 0 : options.verbatimSymlinks) !== null && _g !== void 0 ? _g : false,
|
|
};
|
|
this.wrapAsync(this._cp, [srcFilename, destFilename, opts_], callback);
|
|
};
|
|
this.openAsBlob = async (path, options) => {
|
|
const filename = (0, util_1.pathToFilename)(path);
|
|
const link = this._core.getResolvedLinkOrThrow(filename, 'open');
|
|
const node = link.getNode();
|
|
if (node.isDirectory())
|
|
throw (0, util_1.createError)("EISDIR" /* ERROR_CODE.EISDIR */, 'open', link.getPath());
|
|
const buffer = node.getBuffer();
|
|
const type = (options === null || options === void 0 ? void 0 : options.type) || '';
|
|
return new Blob([buffer], { type });
|
|
};
|
|
this.glob = (pattern, ...args) => {
|
|
const [options, callback] = args.length === 1 ? [{}, args[0]] : [args[0], args[1]];
|
|
this.wrapAsync(this._globSync, [pattern, options || {}], callback);
|
|
};
|
|
this.globSync = (pattern, options = {}) => {
|
|
return this._globSync(pattern, options);
|
|
};
|
|
this._globSync = (pattern, options = {}) => {
|
|
const { globSync } = require('./glob');
|
|
return globSync(this, pattern, options);
|
|
};
|
|
this._opendir = (filename, options) => {
|
|
const link = this._core.getResolvedLinkOrThrow(filename, 'scandir');
|
|
const node = link.getNode();
|
|
if (!node.isDirectory())
|
|
throw (0, util_1.createError)("ENOTDIR" /* ERROR_CODE.ENOTDIR */, 'scandir', filename);
|
|
return new Dir_1.Dir(link, options);
|
|
};
|
|
this.opendirSync = (path, options) => {
|
|
const opts = (0, options_1.getOpendirOptions)(options);
|
|
const filename = (0, util_1.pathToFilename)(path);
|
|
return this._opendir(filename, opts);
|
|
};
|
|
this.opendir = (path, a, b) => {
|
|
const [options, callback] = (0, options_1.getOpendirOptsAndCb)(a, b);
|
|
const filename = (0, util_1.pathToFilename)(path);
|
|
this.wrapAsync(this._opendir, [filename, options], callback);
|
|
};
|
|
const self = this; // tslint:disable-line no-this-assignment
|
|
this.StatWatcher = class extends StatWatcher {
|
|
constructor() {
|
|
super(self);
|
|
}
|
|
};
|
|
const _ReadStream = FsReadStream;
|
|
this.ReadStream = class extends _ReadStream {
|
|
constructor(...args) {
|
|
super(self, ...args);
|
|
}
|
|
};
|
|
const _WriteStream = FsWriteStream;
|
|
this.WriteStream = class extends _WriteStream {
|
|
constructor(...args) {
|
|
super(self, ...args);
|
|
}
|
|
};
|
|
this.FSWatcher = class extends FSWatcher {
|
|
constructor() {
|
|
super(self);
|
|
}
|
|
};
|
|
const _realpath = (filename, encoding) => {
|
|
const realLink = this._core.getResolvedLinkOrThrow(filename, 'realpath');
|
|
return (0, encoding_1.strToEncoding)(realLink.getPath() || '/', encoding);
|
|
};
|
|
const realpathImpl = (path, a, b) => {
|
|
const [opts, callback] = (0, options_1.getRealpathOptsAndCb)(a, b);
|
|
const pathFilename = (0, util_1.pathToFilename)(path);
|
|
self.wrapAsync(_realpath, [pathFilename, opts.encoding], callback);
|
|
};
|
|
const realpathSyncImpl = (path, options) => _realpath((0, util_1.pathToFilename)(path), (0, options_1.getRealpathOptions)(options).encoding);
|
|
this.realpath = realpathImpl;
|
|
this.realpath.native = realpathImpl;
|
|
this.realpathSync = realpathSyncImpl;
|
|
this.realpathSync.native = realpathSyncImpl;
|
|
}
|
|
wrapAsync(method, args, callback) {
|
|
(0, util_1.validateCallback)(callback);
|
|
Promise.resolve().then(() => {
|
|
let result;
|
|
try {
|
|
result = method.apply(this, args);
|
|
}
|
|
catch (err) {
|
|
callback(err);
|
|
return;
|
|
}
|
|
callback(null, result);
|
|
});
|
|
}
|
|
toTree(opts = { separator: sep }) {
|
|
return (0, print_1.toTreeSync)(this, opts);
|
|
}
|
|
reset() {
|
|
this._core.reset();
|
|
}
|
|
toJSON(paths, json = {}, isRelative = false, asBuffer = false) {
|
|
return this._core.toJSON(paths, json, isRelative, asBuffer);
|
|
}
|
|
fromJSON(json, cwd) {
|
|
return this._core.fromJSON(json, cwd);
|
|
}
|
|
fromNestedJSON(json, cwd) {
|
|
return this._core.fromNestedJSON(json, cwd);
|
|
}
|
|
// Legacy interface
|
|
mountSync(mountpoint, json) {
|
|
this._core.fromJSON(json, mountpoint);
|
|
}
|
|
_write(fd, buf, offset, length, position) {
|
|
const file = this._core.getFileByFdOrThrow(fd, 'write');
|
|
if (file.node.isSymlink()) {
|
|
throw (0, util_1.createError)("EBADF" /* ERROR_CODE.EBADF */, 'write', file.link.getPath());
|
|
}
|
|
return file.write(buf, offset, length, position === -1 || typeof position !== 'number' ? undefined : position);
|
|
}
|
|
writevBase(fd, buffers, position) {
|
|
const file = this._core.getFileByFdOrThrow(fd);
|
|
let p = position !== null && position !== void 0 ? position : undefined;
|
|
if (p === -1) {
|
|
p = undefined;
|
|
}
|
|
let bytesWritten = 0;
|
|
for (const buffer of buffers) {
|
|
const nodeBuf = buffer_1.Buffer.from(buffer.buffer, buffer.byteOffset, buffer.byteLength);
|
|
const bytes = file.write(nodeBuf, 0, nodeBuf.byteLength, p);
|
|
p = undefined;
|
|
bytesWritten += bytes;
|
|
if (bytes < nodeBuf.byteLength)
|
|
break;
|
|
}
|
|
return bytesWritten;
|
|
}
|
|
_copyFile(src, dest, flags) {
|
|
const buf = this.readFileSync(src);
|
|
if (flags & COPYFILE_EXCL && this.existsSync(dest))
|
|
throw (0, util_1.createError)("EEXIST" /* ERROR_CODE.EEXIST */, 'copyFile', src, dest);
|
|
if (flags & COPYFILE_FICLONE_FORCE)
|
|
throw (0, util_1.createError)("ENOSYS" /* ERROR_CODE.ENOSYS */, 'copyFile', src, dest);
|
|
this._core.writeFile(dest, buf, constants_2.FLAGS.w, 438 /* MODE.DEFAULT */);
|
|
}
|
|
isSrcSubdir(src, dest) {
|
|
try {
|
|
const normalizedSrc = normalize(src.startsWith('/') ? src : '/' + src);
|
|
const normalizedDest = normalize(dest.startsWith('/') ? dest : '/' + dest);
|
|
if (normalizedSrc === normalizedDest)
|
|
return true;
|
|
// Check if dest is under src by using relative path
|
|
// If dest is under src, the relative path from src to dest won't start with '..'
|
|
const relativePath = relative(normalizedSrc, normalizedDest);
|
|
// If relative path is empty or doesn't start with '..', dest is under src
|
|
return relativePath === '' || (!relativePath.startsWith('..') && !pathModule.isAbsolute(relativePath));
|
|
}
|
|
catch (error) {
|
|
// If path operations fail, assume it's safe (don't block the copy)
|
|
return false;
|
|
}
|
|
}
|
|
cpFileSync(srcStat, destStat, src, dest, options) {
|
|
if (destStat) {
|
|
if (options.errorOnExist)
|
|
throw (0, util_1.createError)("EEXIST" /* ERROR_CODE.EEXIST */, 'cp', dest);
|
|
if (!options.force)
|
|
return;
|
|
this.unlinkSync(dest);
|
|
}
|
|
// Copy the file
|
|
this.copyFileSync(src, dest, options.mode);
|
|
// Preserve timestamps if requested
|
|
if (options.preserveTimestamps)
|
|
this.utimesSync(dest, srcStat.atime, srcStat.mtime);
|
|
// Set file mode
|
|
this.chmodSync(dest, Number(srcStat.mode));
|
|
}
|
|
cpDirSync(srcStat, destStat, src, dest, options) {
|
|
if (!destStat) {
|
|
this.mkdirSync(dest);
|
|
}
|
|
// Read directory contents
|
|
const entries = this.readdirSync(src);
|
|
for (const entry of entries) {
|
|
const srcItem = join(src, entry);
|
|
const destItem = join(dest, entry);
|
|
// Apply filter to each item
|
|
if (options.filter && !options.filter(srcItem, destItem)) {
|
|
continue;
|
|
}
|
|
this._cp(srcItem, destItem, options);
|
|
}
|
|
// Set directory mode
|
|
this.chmodSync(dest, Number(srcStat.mode));
|
|
}
|
|
cpSymlinkSync(destStat, src, dest, options) {
|
|
let linkTarget = String(this.readlinkSync(src));
|
|
if (!options.verbatimSymlinks && !pathModule.isAbsolute(linkTarget))
|
|
linkTarget = resolveCrossPlatform(dirname(src), linkTarget);
|
|
if (destStat)
|
|
this.unlinkSync(dest);
|
|
this.symlinkSync(linkTarget, dest);
|
|
}
|
|
lstat(path, a, b) {
|
|
const [{ throwIfNoEntry = true, bigint = false }, callback] = (0, options_1.getStatOptsAndCb)(a, b);
|
|
this.wrapAsync(this._lstat, [(0, util_1.pathToFilename)(path), bigint, throwIfNoEntry], callback);
|
|
}
|
|
_stat(filename, bigint = false, throwIfNoEntry = true) {
|
|
let link;
|
|
try {
|
|
link = this._core.getResolvedLinkOrThrow(filename, 'stat');
|
|
}
|
|
catch (err) {
|
|
if (err.code === "ENOENT" /* ERROR_CODE.ENOENT */ && !throwIfNoEntry)
|
|
return undefined;
|
|
else
|
|
throw err;
|
|
}
|
|
return Stats_1.default.build(link.getNode(), bigint);
|
|
}
|
|
statSync(path, options) {
|
|
const { bigint = true, throwIfNoEntry = true } = (0, options_1.getStatOptions)(options);
|
|
return this._stat((0, util_1.pathToFilename)(path), bigint, throwIfNoEntry);
|
|
}
|
|
stat(path, a, b) {
|
|
const [{ bigint = false, throwIfNoEntry = true }, callback] = (0, options_1.getStatOptsAndCb)(a, b);
|
|
this.wrapAsync(this._stat, [(0, util_1.pathToFilename)(path), bigint, throwIfNoEntry], callback);
|
|
}
|
|
fstatBase(fd, bigint = false) {
|
|
const file = this._core.getFileByFd(fd);
|
|
if (!file)
|
|
throw (0, util_1.createError)("EBADF" /* ERROR_CODE.EBADF */, 'fstat');
|
|
return Stats_1.default.build(file.node, bigint);
|
|
}
|
|
fstatSync(fd, options) {
|
|
return this.fstatBase(fd, (0, options_1.getStatOptions)(options).bigint);
|
|
}
|
|
fstat(fd, a, b) {
|
|
const [opts, callback] = (0, options_1.getStatOptsAndCb)(a, b);
|
|
this.wrapAsync(this.fstatBase, [fd, opts.bigint], callback);
|
|
}
|
|
_exists(filename) {
|
|
return !!this._stat(filename);
|
|
}
|
|
_access(filename, mode) {
|
|
const link = this._core.getLinkOrThrow(filename, 'access');
|
|
const node = link.getNode();
|
|
// F_OK (0) just checks for existence, which we already confirmed above
|
|
if (mode === F_OK) {
|
|
return;
|
|
}
|
|
// Check read permission
|
|
if (mode & R_OK && !node.canRead()) {
|
|
throw (0, util_1.createError)("EACCES" /* ERROR_CODE.EACCES */, 'access', filename);
|
|
}
|
|
// Check write permission
|
|
if (mode & W_OK && !node.canWrite()) {
|
|
throw (0, util_1.createError)("EACCES" /* ERROR_CODE.EACCES */, 'access', filename);
|
|
}
|
|
// Check execute permission
|
|
if (mode & X_OK && !node.canExecute()) {
|
|
throw (0, util_1.createError)("EACCES" /* ERROR_CODE.EACCES */, 'access', filename);
|
|
}
|
|
}
|
|
watchFile(path, a, b) {
|
|
const filename = (0, util_1.pathToFilename)(path);
|
|
let options = a;
|
|
let listener = b;
|
|
if (typeof options === 'function') {
|
|
listener = a;
|
|
options = null;
|
|
}
|
|
if (typeof listener !== 'function') {
|
|
throw Error('"watchFile()" requires a listener function');
|
|
}
|
|
let interval = 5007;
|
|
let persistent = true;
|
|
if (options && typeof options === 'object') {
|
|
if (typeof options.interval === 'number')
|
|
interval = options.interval;
|
|
if (typeof options.persistent === 'boolean')
|
|
persistent = options.persistent;
|
|
}
|
|
let watcher = this.statWatchers[filename];
|
|
if (!watcher) {
|
|
watcher = new this.StatWatcher();
|
|
watcher.start(filename, persistent, interval);
|
|
this.statWatchers[filename] = watcher;
|
|
}
|
|
watcher.addListener('change', listener);
|
|
return watcher;
|
|
}
|
|
unwatchFile(path, listener) {
|
|
const filename = (0, util_1.pathToFilename)(path);
|
|
const watcher = this.statWatchers[filename];
|
|
if (!watcher)
|
|
return;
|
|
if (typeof listener === 'function') {
|
|
watcher.removeListener('change', listener);
|
|
}
|
|
else {
|
|
watcher.removeAllListeners('change');
|
|
}
|
|
if (watcher.listenerCount('change') === 0) {
|
|
watcher.stop();
|
|
delete this.statWatchers[filename];
|
|
}
|
|
}
|
|
createReadStream(path, options) {
|
|
return new this.ReadStream(path, options);
|
|
}
|
|
createWriteStream(path, options) {
|
|
return new this.WriteStream(path, options);
|
|
}
|
|
// watch(path: PathLike): FSWatcher;
|
|
// watch(path: PathLike, options?: IWatchOptions | string): FSWatcher;
|
|
watch(path, options, listener) {
|
|
const filename = (0, util_1.pathToFilename)(path);
|
|
let givenOptions = options;
|
|
if (typeof options === 'function') {
|
|
listener = options;
|
|
givenOptions = null;
|
|
}
|
|
// tslint:disable-next-line prefer-const
|
|
let { persistent, recursive, encoding } = (0, options_1.getDefaultOpts)(givenOptions);
|
|
if (persistent === undefined)
|
|
persistent = true;
|
|
if (recursive === undefined)
|
|
recursive = false;
|
|
const watcher = new this.FSWatcher();
|
|
watcher.start(filename, persistent, recursive, encoding);
|
|
if (listener) {
|
|
watcher.addListener('change', listener);
|
|
}
|
|
return watcher;
|
|
}
|
|
_statfs(filename, bigint = false) {
|
|
// Verify the path exists to match Node.js behavior
|
|
this._core.getResolvedLinkOrThrow(filename, 'statfs');
|
|
return StatFs_1.default.build(this._core, bigint);
|
|
}
|
|
statfsSync(path, options) {
|
|
const { bigint = false } = (0, options_1.getStatfsOptions)(options);
|
|
return this._statfs((0, util_1.pathToFilename)(path), bigint);
|
|
}
|
|
statfs(path, a, b) {
|
|
const [{ bigint = false }, callback] = (0, options_1.getStatfsOptsAndCb)(a, b);
|
|
this.wrapAsync(this._statfs, [(0, util_1.pathToFilename)(path), bigint], callback);
|
|
}
|
|
}
|
|
exports.Volume = Volume;
|
|
Volume.fromJSON = (json, cwd) => new Volume(core_1.Superblock.fromJSON(json, cwd));
|
|
Volume.fromNestedJSON = (json, cwd) => new Volume(core_1.Superblock.fromNestedJSON(json, cwd));
|
|
function emitStop(self) {
|
|
self.emit('stop');
|
|
}
|
|
class StatWatcher extends events_1.EventEmitter {
|
|
constructor(vol) {
|
|
super();
|
|
this.onInterval = () => {
|
|
try {
|
|
const stats = this.vol.statSync(this.filename);
|
|
if (this.hasChanged(stats)) {
|
|
this.emit('change', stats, this.prev);
|
|
this.prev = stats;
|
|
}
|
|
}
|
|
finally {
|
|
this.loop();
|
|
}
|
|
};
|
|
this.vol = vol;
|
|
}
|
|
loop() {
|
|
this.timeoutRef = this.setTimeout(this.onInterval, this.interval);
|
|
}
|
|
hasChanged(stats) {
|
|
// if(!this.prev) return false;
|
|
if (stats.mtimeMs > this.prev.mtimeMs)
|
|
return true;
|
|
if (stats.nlink !== this.prev.nlink)
|
|
return true;
|
|
return false;
|
|
}
|
|
start(path, persistent = true, interval = 5007) {
|
|
this.filename = (0, util_1.pathToFilename)(path);
|
|
this.setTimeout = persistent
|
|
? setTimeout.bind(typeof globalThis !== 'undefined' ? globalThis : global)
|
|
: setTimeoutUnref_1.default;
|
|
this.interval = interval;
|
|
this.prev = this.vol.statSync(this.filename);
|
|
this.loop();
|
|
}
|
|
stop() {
|
|
clearTimeout(this.timeoutRef);
|
|
(0, queueMicrotask_1.default)(() => {
|
|
emitStop.call(this, this);
|
|
});
|
|
}
|
|
}
|
|
exports.StatWatcher = StatWatcher;
|
|
/* tslint:disable no-var-keyword prefer-const */
|
|
// ---------------------------------------- ReadStream
|
|
var pool;
|
|
function allocNewPool(poolSize) {
|
|
pool = (0, buffer_1.bufferAllocUnsafe)(poolSize);
|
|
pool.used = 0;
|
|
}
|
|
util.inherits(FsReadStream, stream_1.Readable);
|
|
exports.ReadStream = FsReadStream;
|
|
function FsReadStream(vol, path, options) {
|
|
if (!(this instanceof FsReadStream))
|
|
return new FsReadStream(vol, path, options);
|
|
this._vol = vol;
|
|
// a little bit bigger buffer and water marks by default
|
|
options = Object.assign({}, (0, options_1.getOptions)(options, {}));
|
|
if (options.highWaterMark === undefined)
|
|
options.highWaterMark = 64 * 1024;
|
|
stream_1.Readable.call(this, options);
|
|
this.path = (0, util_1.pathToFilename)(path);
|
|
this.fd = options.fd === undefined ? null : typeof options.fd !== 'number' ? options.fd.fd : options.fd;
|
|
this.flags = options.flags === undefined ? 'r' : options.flags;
|
|
this.mode = options.mode === undefined ? 0o666 : options.mode;
|
|
this.start = options.start;
|
|
this.end = options.end;
|
|
this.autoClose = options.autoClose === undefined ? true : options.autoClose;
|
|
this.pos = undefined;
|
|
this.bytesRead = 0;
|
|
if (this.start !== undefined) {
|
|
if (typeof this.start !== 'number') {
|
|
throw new TypeError('"start" option must be a Number');
|
|
}
|
|
if (this.end === undefined) {
|
|
this.end = Infinity;
|
|
}
|
|
else if (typeof this.end !== 'number') {
|
|
throw new TypeError('"end" option must be a Number');
|
|
}
|
|
if (this.start > this.end) {
|
|
throw new Error('"start" option must be <= "end" option');
|
|
}
|
|
this.pos = this.start;
|
|
}
|
|
if (typeof this.fd !== 'number')
|
|
this.open();
|
|
this.on('end', function () {
|
|
if (this.autoClose) {
|
|
if (this.destroy)
|
|
this.destroy();
|
|
}
|
|
});
|
|
}
|
|
FsReadStream.prototype.open = function () {
|
|
var self = this; // tslint:disable-line no-this-assignment
|
|
this._vol.open(this.path, this.flags, this.mode, (er, fd) => {
|
|
if (er) {
|
|
if (self.autoClose) {
|
|
if (self.destroy)
|
|
self.destroy();
|
|
}
|
|
self.emit('error', er);
|
|
return;
|
|
}
|
|
self.fd = fd;
|
|
self.emit('open', fd);
|
|
// start the flow of data.
|
|
self.read();
|
|
});
|
|
};
|
|
FsReadStream.prototype._read = function (n) {
|
|
if (typeof this.fd !== 'number') {
|
|
return this.once('open', function () {
|
|
this._read(n);
|
|
});
|
|
}
|
|
if (this.destroyed)
|
|
return;
|
|
if (!pool || pool.length - pool.used < kMinPoolSpace) {
|
|
// discard the old pool.
|
|
allocNewPool(this._readableState.highWaterMark);
|
|
}
|
|
// Grab another reference to the pool in the case that while we're
|
|
// in the thread pool another read() finishes up the pool, and
|
|
// allocates a new one.
|
|
var thisPool = pool;
|
|
var toRead = Math.min(pool.length - pool.used, n);
|
|
var start = pool.used;
|
|
if (this.pos !== undefined)
|
|
toRead = Math.min(this.end - this.pos + 1, toRead);
|
|
// already read everything we were supposed to read!
|
|
// treat as EOF.
|
|
if (toRead <= 0)
|
|
return this.push(null);
|
|
// the actual read.
|
|
var self = this; // tslint:disable-line no-this-assignment
|
|
this._vol.read(this.fd, pool, pool.used, toRead, this.pos, onread);
|
|
// move the pool positions, and internal position for reading.
|
|
if (this.pos !== undefined)
|
|
this.pos += toRead;
|
|
pool.used += toRead;
|
|
function onread(er, bytesRead) {
|
|
if (er) {
|
|
if (self.autoClose && self.destroy) {
|
|
self.destroy();
|
|
}
|
|
self.emit('error', er);
|
|
}
|
|
else {
|
|
var b = null;
|
|
if (bytesRead > 0) {
|
|
self.bytesRead += bytesRead;
|
|
b = thisPool.slice(start, start + bytesRead);
|
|
}
|
|
self.push(b);
|
|
}
|
|
}
|
|
};
|
|
FsReadStream.prototype._destroy = function (err, cb) {
|
|
this.close(err2 => {
|
|
cb(err || err2);
|
|
});
|
|
};
|
|
FsReadStream.prototype.close = function (cb) {
|
|
var _a;
|
|
if (cb)
|
|
this.once('close', cb);
|
|
if (this.closed || typeof this.fd !== 'number') {
|
|
if (typeof this.fd !== 'number') {
|
|
this.once('open', closeOnOpen);
|
|
return;
|
|
}
|
|
return (0, queueMicrotask_1.default)(() => this.emit('close'));
|
|
}
|
|
// Since Node 18, there is only a getter for '.closed'.
|
|
// The first branch mimics other setters from Readable.
|
|
// See https://github.com/nodejs/node/blob/v18.0.0/lib/internal/streams/readable.js#L1243
|
|
if (typeof ((_a = this._readableState) === null || _a === void 0 ? void 0 : _a.closed) === 'boolean') {
|
|
this._readableState.closed = true;
|
|
}
|
|
else {
|
|
this.closed = true;
|
|
}
|
|
this._vol.close(this.fd, er => {
|
|
if (er)
|
|
this.emit('error', er);
|
|
else
|
|
this.emit('close');
|
|
});
|
|
this.fd = null;
|
|
};
|
|
// needed because as it will be called with arguments
|
|
// that does not match this.close() signature
|
|
function closeOnOpen(fd) {
|
|
this.close();
|
|
}
|
|
util.inherits(FsWriteStream, stream_1.Writable);
|
|
exports.WriteStream = FsWriteStream;
|
|
function FsWriteStream(vol, path, options) {
|
|
if (!(this instanceof FsWriteStream))
|
|
return new FsWriteStream(vol, path, options);
|
|
this._vol = vol;
|
|
options = Object.assign({}, (0, options_1.getOptions)(options, {}));
|
|
stream_1.Writable.call(this, options);
|
|
this.path = (0, util_1.pathToFilename)(path);
|
|
this.fd = options.fd === undefined ? null : typeof options.fd !== 'number' ? options.fd.fd : options.fd;
|
|
this.flags = options.flags === undefined ? 'w' : options.flags;
|
|
this.mode = options.mode === undefined ? 0o666 : options.mode;
|
|
this.start = options.start;
|
|
this.autoClose = options.autoClose === undefined ? true : !!options.autoClose;
|
|
this.pos = undefined;
|
|
this.bytesWritten = 0;
|
|
this.pending = true;
|
|
if (this.start !== undefined) {
|
|
if (typeof this.start !== 'number') {
|
|
throw new TypeError('"start" option must be a Number');
|
|
}
|
|
if (this.start < 0) {
|
|
throw new Error('"start" must be >= zero');
|
|
}
|
|
this.pos = this.start;
|
|
}
|
|
if (options.encoding)
|
|
this.setDefaultEncoding(options.encoding);
|
|
if (typeof this.fd !== 'number')
|
|
this.open();
|
|
// dispose on finish.
|
|
this.once('finish', function () {
|
|
if (this.autoClose) {
|
|
this.close();
|
|
}
|
|
});
|
|
}
|
|
FsWriteStream.prototype.open = function () {
|
|
this._vol.open(this.path, this.flags, this.mode, function (er, fd) {
|
|
if (er) {
|
|
if (this.autoClose && this.destroy) {
|
|
this.destroy();
|
|
}
|
|
this.emit('error', er);
|
|
return;
|
|
}
|
|
this.fd = fd;
|
|
this.pending = false;
|
|
this.emit('open', fd);
|
|
}.bind(this));
|
|
};
|
|
FsWriteStream.prototype._write = function (data, encoding, cb) {
|
|
if (!(data instanceof buffer_1.Buffer || data instanceof Uint8Array))
|
|
return this.emit('error', new Error('Invalid data'));
|
|
if (typeof this.fd !== 'number') {
|
|
return this.once('open', function () {
|
|
this._write(data, encoding, cb);
|
|
});
|
|
}
|
|
var self = this; // tslint:disable-line no-this-assignment
|
|
this._vol.write(this.fd, data, 0, data.length, this.pos, (er, bytes) => {
|
|
if (er) {
|
|
if (self.autoClose && self.destroy) {
|
|
self.destroy();
|
|
}
|
|
return cb(er);
|
|
}
|
|
self.bytesWritten += bytes;
|
|
cb();
|
|
});
|
|
if (this.pos !== undefined)
|
|
this.pos += data.length;
|
|
};
|
|
FsWriteStream.prototype._writev = function (data, cb) {
|
|
if (typeof this.fd !== 'number') {
|
|
return this.once('open', function () {
|
|
this._writev(data, cb);
|
|
});
|
|
}
|
|
const self = this; // tslint:disable-line no-this-assignment
|
|
const len = data.length;
|
|
const chunks = new Array(len);
|
|
var size = 0;
|
|
for (var i = 0; i < len; i++) {
|
|
var chunk = data[i].chunk;
|
|
chunks[i] = chunk;
|
|
size += chunk.length;
|
|
}
|
|
const buf = buffer_1.Buffer.concat(chunks);
|
|
this._vol.write(this.fd, buf, 0, buf.length, this.pos, (er, bytes) => {
|
|
if (er) {
|
|
if (self.destroy)
|
|
self.destroy();
|
|
return cb(er);
|
|
}
|
|
self.bytesWritten += bytes;
|
|
cb();
|
|
});
|
|
if (this.pos !== undefined)
|
|
this.pos += size;
|
|
};
|
|
FsWriteStream.prototype.close = function (cb) {
|
|
var _a;
|
|
if (cb)
|
|
this.once('close', cb);
|
|
if (this.closed || typeof this.fd !== 'number') {
|
|
if (typeof this.fd !== 'number') {
|
|
this.once('open', closeOnOpen);
|
|
return;
|
|
}
|
|
return (0, queueMicrotask_1.default)(() => this.emit('close'));
|
|
}
|
|
// Since Node 18, there is only a getter for '.closed'.
|
|
// The first branch mimics other setters from Writable.
|
|
// See https://github.com/nodejs/node/blob/v18.0.0/lib/internal/streams/writable.js#L766
|
|
if (typeof ((_a = this._writableState) === null || _a === void 0 ? void 0 : _a.closed) === 'boolean') {
|
|
this._writableState.closed = true;
|
|
}
|
|
else {
|
|
this.closed = true;
|
|
}
|
|
this._vol.close(this.fd, er => {
|
|
if (er)
|
|
this.emit('error', er);
|
|
else
|
|
this.emit('close');
|
|
});
|
|
this.fd = null;
|
|
};
|
|
FsWriteStream.prototype._destroy = FsReadStream.prototype._destroy;
|
|
// There is no shutdown() for files.
|
|
FsWriteStream.prototype.destroySoon = FsWriteStream.prototype.end;
|
|
// ---------------------------------------- FSWatcher
|
|
class FSWatcher extends events_1.EventEmitter {
|
|
constructor(vol) {
|
|
super();
|
|
this._filename = '';
|
|
this._filenameEncoded = '';
|
|
// _persistent: boolean = true;
|
|
this._recursive = false;
|
|
this._encoding = encoding_1.ENCODING_UTF8;
|
|
// inode -> removers
|
|
this._listenerRemovers = new Map();
|
|
this._onParentChild = (link) => {
|
|
if (link.getName() === this._getName()) {
|
|
this._emit('rename');
|
|
}
|
|
};
|
|
this._emit = (type) => {
|
|
this.emit('change', type, this._filenameEncoded);
|
|
};
|
|
this._persist = () => {
|
|
this._timer = setTimeout(this._persist, 1e6);
|
|
};
|
|
this._vol = vol;
|
|
// TODO: Emit "error" messages when watching.
|
|
// this._handle.onchange = function(status, eventType, filename) {
|
|
// if (status < 0) {
|
|
// self._handle.close();
|
|
// const error = !filename ?
|
|
// errnoException(status, 'Error watching file for changes:') :
|
|
// errnoException(status, `Error watching file ${filename} for changes:`);
|
|
// error.filename = filename;
|
|
// self.emit('error', error);
|
|
// } else {
|
|
// self.emit('change', eventType, filename);
|
|
// }
|
|
// };
|
|
}
|
|
_getName() {
|
|
return this._steps[this._steps.length - 1];
|
|
}
|
|
start(path, persistent = true, recursive = false, encoding = encoding_1.ENCODING_UTF8) {
|
|
this._filename = (0, util_1.pathToFilename)(path);
|
|
this._steps = (0, util_2.filenameToSteps)(this._filename);
|
|
this._filenameEncoded = (0, encoding_1.strToEncoding)(this._filename);
|
|
// this._persistent = persistent;
|
|
this._recursive = recursive;
|
|
this._encoding = encoding;
|
|
try {
|
|
this._link = this._vol._core.getLinkOrThrow(this._filename, 'FSWatcher');
|
|
}
|
|
catch (err) {
|
|
const error = new Error(`watch ${this._filename} ${err.code}`);
|
|
error.code = err.code;
|
|
error.errno = err.code;
|
|
throw error;
|
|
}
|
|
const watchLinkNodeChanged = (link) => {
|
|
var _a;
|
|
const filepath = link.getPath();
|
|
const node = link.getNode();
|
|
const onNodeChange = () => {
|
|
let filename = relative(this._filename, filepath);
|
|
if (!filename) {
|
|
filename = this._getName();
|
|
}
|
|
return this.emit('change', 'change', filename);
|
|
};
|
|
node.on('change', onNodeChange);
|
|
const removers = (_a = this._listenerRemovers.get(node.ino)) !== null && _a !== void 0 ? _a : [];
|
|
removers.push(() => node.removeListener('change', onNodeChange));
|
|
this._listenerRemovers.set(node.ino, removers);
|
|
};
|
|
const watchLinkChildrenChanged = (link) => {
|
|
var _a;
|
|
const node = link.getNode();
|
|
// when a new link added
|
|
const onLinkChildAdd = (l) => {
|
|
this.emit('change', 'rename', relative(this._filename, l.getPath()));
|
|
// 1. watch changes of the new link-node
|
|
watchLinkNodeChanged(l);
|
|
// 2. watch changes of the new link-node's children
|
|
watchLinkChildrenChanged(l);
|
|
};
|
|
// when a new link deleted
|
|
const onLinkChildDelete = (l) => {
|
|
// remove the listeners of the children nodes
|
|
const removeLinkNodeListeners = (curLink) => {
|
|
const ino = curLink.getNode().ino;
|
|
const removers = this._listenerRemovers.get(ino);
|
|
if (removers) {
|
|
removers.forEach(r => r());
|
|
this._listenerRemovers.delete(ino);
|
|
}
|
|
for (const [name, childLink] of curLink.children.entries()) {
|
|
if (childLink && name !== '.' && name !== '..') {
|
|
removeLinkNodeListeners(childLink);
|
|
}
|
|
}
|
|
};
|
|
removeLinkNodeListeners(l);
|
|
this.emit('change', 'rename', relative(this._filename, l.getPath()));
|
|
};
|
|
// children nodes changed
|
|
for (const [name, childLink] of link.children.entries()) {
|
|
if (childLink && name !== '.' && name !== '..') {
|
|
watchLinkNodeChanged(childLink);
|
|
}
|
|
}
|
|
// link children add/remove
|
|
link.on('child:add', onLinkChildAdd);
|
|
link.on('child:delete', onLinkChildDelete);
|
|
const removers = (_a = this._listenerRemovers.get(node.ino)) !== null && _a !== void 0 ? _a : [];
|
|
removers.push(() => {
|
|
link.removeListener('child:add', onLinkChildAdd);
|
|
link.removeListener('child:delete', onLinkChildDelete);
|
|
});
|
|
if (recursive) {
|
|
for (const [name, childLink] of link.children.entries()) {
|
|
if (childLink && name !== '.' && name !== '..') {
|
|
watchLinkChildrenChanged(childLink);
|
|
}
|
|
}
|
|
}
|
|
};
|
|
watchLinkNodeChanged(this._link);
|
|
watchLinkChildrenChanged(this._link);
|
|
const parent = this._link.parent;
|
|
if (parent) {
|
|
// parent.on('child:add', this._onParentChild);
|
|
parent.setMaxListeners(parent.getMaxListeners() + 1);
|
|
parent.on('child:delete', this._onParentChild);
|
|
}
|
|
if (persistent)
|
|
this._persist();
|
|
}
|
|
close() {
|
|
clearTimeout(this._timer);
|
|
this._listenerRemovers.forEach(removers => {
|
|
removers.forEach(r => r());
|
|
});
|
|
this._listenerRemovers.clear();
|
|
const parent = this._link.parent;
|
|
if (parent) {
|
|
// parent.removeListener('child:add', this._onParentChild);
|
|
parent.removeListener('child:delete', this._onParentChild);
|
|
}
|
|
}
|
|
}
|
|
exports.FSWatcher = FSWatcher;
|
|
//# sourceMappingURL=volume.js.map
|