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2193 lines
82 KiB
2193 lines
82 KiB
"use strict";
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var __extends = (this && this.__extends) || (function () {
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var extendStatics = function (d, b) {
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extendStatics = Object.setPrototypeOf ||
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({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
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return extendStatics(d, b);
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};
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return function (d, b) {
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extendStatics(d, b);
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function __() { this.constructor = d; }
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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};
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})();
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var __spreadArrays = (this && this.__spreadArrays) || function () {
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for (var s = 0, i = 0, il = arguments.length; i < il; i++) s += arguments[i].length;
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for (var r = Array(s), k = 0, i = 0; i < il; i++)
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for (var a = arguments[i], j = 0, jl = a.length; j < jl; j++, k++)
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r[k] = a[j];
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return r;
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.FSWatcher = exports.StatWatcher = exports.Volume = exports.toUnixTimestamp = exports.bufferToEncoding = exports.dataToBuffer = exports.dataToStr = exports.pathToSteps = exports.filenameToSteps = exports.pathToFilename = exports.flagsToNumber = exports.FLAGS = void 0;
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var pathModule = require("path");
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var node_1 = require("./node");
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var Stats_1 = require("./Stats");
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var Dirent_1 = require("./Dirent");
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var buffer_1 = require("./internal/buffer");
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var setImmediate_1 = require("./setImmediate");
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var process_1 = require("./process");
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var setTimeoutUnref_1 = require("./setTimeoutUnref");
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var stream_1 = require("stream");
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var constants_1 = require("./constants");
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var events_1 = require("events");
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var encoding_1 = require("./encoding");
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var errors = require("./internal/errors");
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var util = require("util");
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var promises_1 = require("./promises");
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var resolveCrossPlatform = pathModule.resolve;
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var O_RDONLY = constants_1.constants.O_RDONLY, O_WRONLY = constants_1.constants.O_WRONLY, O_RDWR = constants_1.constants.O_RDWR, O_CREAT = constants_1.constants.O_CREAT, O_EXCL = constants_1.constants.O_EXCL, O_TRUNC = constants_1.constants.O_TRUNC, O_APPEND = constants_1.constants.O_APPEND, O_SYNC = constants_1.constants.O_SYNC, O_DIRECTORY = constants_1.constants.O_DIRECTORY, F_OK = constants_1.constants.F_OK, COPYFILE_EXCL = constants_1.constants.COPYFILE_EXCL, COPYFILE_FICLONE_FORCE = constants_1.constants.COPYFILE_FICLONE_FORCE;
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var _a = pathModule.posix ? pathModule.posix : pathModule, sep = _a.sep, relative = _a.relative, join = _a.join, dirname = _a.dirname;
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var isWin = process_1.default.platform === 'win32';
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var kMinPoolSpace = 128;
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// const kMaxLength = require('buffer').kMaxLength;
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// ---------------------------------------- Error messages
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// TODO: Use `internal/errors.js` in the future.
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var ERRSTR = {
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PATH_STR: 'path must be a string or Buffer',
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// FD: 'file descriptor must be a unsigned 32-bit integer',
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FD: 'fd must be a file descriptor',
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MODE_INT: 'mode must be an int',
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CB: 'callback must be a function',
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UID: 'uid must be an unsigned int',
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GID: 'gid must be an unsigned int',
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LEN: 'len must be an integer',
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ATIME: 'atime must be an integer',
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MTIME: 'mtime must be an integer',
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PREFIX: 'filename prefix is required',
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BUFFER: 'buffer must be an instance of Buffer or StaticBuffer',
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OFFSET: 'offset must be an integer',
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LENGTH: 'length must be an integer',
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POSITION: 'position must be an integer',
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};
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var ERRSTR_OPTS = function (tipeof) { return "Expected options to be either an object or a string, but got " + tipeof + " instead"; };
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// const ERRSTR_FLAG = flag => `Unknown file open flag: ${flag}`;
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var ENOENT = 'ENOENT';
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var EBADF = 'EBADF';
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var EINVAL = 'EINVAL';
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var EPERM = 'EPERM';
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var EPROTO = 'EPROTO';
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var EEXIST = 'EEXIST';
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var ENOTDIR = 'ENOTDIR';
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var EMFILE = 'EMFILE';
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var EACCES = 'EACCES';
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var EISDIR = 'EISDIR';
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var ENOTEMPTY = 'ENOTEMPTY';
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var ENOSYS = 'ENOSYS';
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function formatError(errorCode, func, path, path2) {
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if (func === void 0) { func = ''; }
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if (path === void 0) { path = ''; }
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if (path2 === void 0) { path2 = ''; }
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var pathFormatted = '';
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if (path)
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pathFormatted = " '" + path + "'";
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if (path2)
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pathFormatted += " -> '" + path2 + "'";
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switch (errorCode) {
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case ENOENT:
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return "ENOENT: no such file or directory, " + func + pathFormatted;
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case EBADF:
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return "EBADF: bad file descriptor, " + func + pathFormatted;
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case EINVAL:
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return "EINVAL: invalid argument, " + func + pathFormatted;
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case EPERM:
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return "EPERM: operation not permitted, " + func + pathFormatted;
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case EPROTO:
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return "EPROTO: protocol error, " + func + pathFormatted;
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case EEXIST:
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return "EEXIST: file already exists, " + func + pathFormatted;
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case ENOTDIR:
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return "ENOTDIR: not a directory, " + func + pathFormatted;
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case EISDIR:
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return "EISDIR: illegal operation on a directory, " + func + pathFormatted;
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case EACCES:
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return "EACCES: permission denied, " + func + pathFormatted;
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case ENOTEMPTY:
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return "ENOTEMPTY: directory not empty, " + func + pathFormatted;
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case EMFILE:
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return "EMFILE: too many open files, " + func + pathFormatted;
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case ENOSYS:
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return "ENOSYS: function not implemented, " + func + pathFormatted;
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default:
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return errorCode + ": error occurred, " + func + pathFormatted;
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}
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}
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function createError(errorCode, func, path, path2, Constructor) {
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if (func === void 0) { func = ''; }
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if (path === void 0) { path = ''; }
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if (path2 === void 0) { path2 = ''; }
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if (Constructor === void 0) { Constructor = Error; }
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var error = new Constructor(formatError(errorCode, func, path, path2));
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error.code = errorCode;
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return error;
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}
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// ---------------------------------------- Flags
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// List of file `flags` as defined by Node.
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var FLAGS;
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(function (FLAGS) {
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// Open file for reading. An exception occurs if the file does not exist.
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FLAGS[FLAGS["r"] = O_RDONLY] = "r";
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// Open file for reading and writing. An exception occurs if the file does not exist.
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FLAGS[FLAGS["r+"] = O_RDWR] = "r+";
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// Open file for reading in synchronous mode. Instructs the operating system to bypass the local file system cache.
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FLAGS[FLAGS["rs"] = O_RDONLY | O_SYNC] = "rs";
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FLAGS[FLAGS["sr"] = FLAGS.rs] = "sr";
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// Open file for reading and writing, telling the OS to open it synchronously. See notes for 'rs' about using this with caution.
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FLAGS[FLAGS["rs+"] = O_RDWR | O_SYNC] = "rs+";
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FLAGS[FLAGS["sr+"] = FLAGS['rs+']] = "sr+";
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// Open file for writing. The file is created (if it does not exist) or truncated (if it exists).
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FLAGS[FLAGS["w"] = O_WRONLY | O_CREAT | O_TRUNC] = "w";
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// Like 'w' but fails if path exists.
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FLAGS[FLAGS["wx"] = O_WRONLY | O_CREAT | O_TRUNC | O_EXCL] = "wx";
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FLAGS[FLAGS["xw"] = FLAGS.wx] = "xw";
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// Open file for reading and writing. The file is created (if it does not exist) or truncated (if it exists).
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FLAGS[FLAGS["w+"] = O_RDWR | O_CREAT | O_TRUNC] = "w+";
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// Like 'w+' but fails if path exists.
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FLAGS[FLAGS["wx+"] = O_RDWR | O_CREAT | O_TRUNC | O_EXCL] = "wx+";
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FLAGS[FLAGS["xw+"] = FLAGS['wx+']] = "xw+";
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// Open file for appending. The file is created if it does not exist.
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FLAGS[FLAGS["a"] = O_WRONLY | O_APPEND | O_CREAT] = "a";
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// Like 'a' but fails if path exists.
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FLAGS[FLAGS["ax"] = O_WRONLY | O_APPEND | O_CREAT | O_EXCL] = "ax";
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FLAGS[FLAGS["xa"] = FLAGS.ax] = "xa";
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// Open file for reading and appending. The file is created if it does not exist.
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FLAGS[FLAGS["a+"] = O_RDWR | O_APPEND | O_CREAT] = "a+";
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// Like 'a+' but fails if path exists.
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FLAGS[FLAGS["ax+"] = O_RDWR | O_APPEND | O_CREAT | O_EXCL] = "ax+";
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FLAGS[FLAGS["xa+"] = FLAGS['ax+']] = "xa+";
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})(FLAGS = exports.FLAGS || (exports.FLAGS = {}));
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function flagsToNumber(flags) {
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if (typeof flags === 'number')
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return flags;
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if (typeof flags === 'string') {
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var flagsNum = FLAGS[flags];
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if (typeof flagsNum !== 'undefined')
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return flagsNum;
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}
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// throw new TypeError(formatError(ERRSTR_FLAG(flags)));
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throw new errors.TypeError('ERR_INVALID_OPT_VALUE', 'flags', flags);
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}
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exports.flagsToNumber = flagsToNumber;
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// ---------------------------------------- Options
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function getOptions(defaults, options) {
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var opts;
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if (!options)
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return defaults;
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else {
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var tipeof = typeof options;
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switch (tipeof) {
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case 'string':
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opts = Object.assign({}, defaults, { encoding: options });
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break;
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case 'object':
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opts = Object.assign({}, defaults, options);
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break;
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default:
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throw TypeError(ERRSTR_OPTS(tipeof));
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}
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}
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if (opts.encoding !== 'buffer')
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encoding_1.assertEncoding(opts.encoding);
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return opts;
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}
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function optsGenerator(defaults) {
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return function (options) { return getOptions(defaults, options); };
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}
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function validateCallback(callback) {
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if (typeof callback !== 'function')
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throw TypeError(ERRSTR.CB);
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return callback;
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}
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function optsAndCbGenerator(getOpts) {
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return function (options, callback) {
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return typeof options === 'function' ? [getOpts(), options] : [getOpts(options), validateCallback(callback)];
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};
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}
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var optsDefaults = {
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encoding: 'utf8',
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};
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var getDefaultOpts = optsGenerator(optsDefaults);
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var getDefaultOptsAndCb = optsAndCbGenerator(getDefaultOpts);
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var readFileOptsDefaults = {
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flag: 'r',
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};
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var getReadFileOptions = optsGenerator(readFileOptsDefaults);
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var writeFileDefaults = {
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encoding: 'utf8',
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mode: 438 /* DEFAULT */,
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flag: FLAGS[FLAGS.w],
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};
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var getWriteFileOptions = optsGenerator(writeFileDefaults);
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var appendFileDefaults = {
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encoding: 'utf8',
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mode: 438 /* DEFAULT */,
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flag: FLAGS[FLAGS.a],
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};
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var getAppendFileOpts = optsGenerator(appendFileDefaults);
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var getAppendFileOptsAndCb = optsAndCbGenerator(getAppendFileOpts);
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var realpathDefaults = optsDefaults;
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var getRealpathOptions = optsGenerator(realpathDefaults);
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var getRealpathOptsAndCb = optsAndCbGenerator(getRealpathOptions);
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var mkdirDefaults = {
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mode: 511 /* DIR */,
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recursive: false,
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};
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var getMkdirOptions = function (options) {
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if (typeof options === 'number')
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return Object.assign({}, mkdirDefaults, { mode: options });
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return Object.assign({}, mkdirDefaults, options);
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};
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var rmdirDefaults = {
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recursive: false,
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};
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var getRmdirOptions = function (options) {
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return Object.assign({}, rmdirDefaults, options);
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};
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var readdirDefaults = {
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encoding: 'utf8',
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withFileTypes: false,
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};
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var getReaddirOptions = optsGenerator(readdirDefaults);
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var getReaddirOptsAndCb = optsAndCbGenerator(getReaddirOptions);
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var statDefaults = {
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bigint: false,
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};
|
|
var getStatOptions = function (options) {
|
|
if (options === void 0) { options = {}; }
|
|
return Object.assign({}, statDefaults, options);
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};
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|
var getStatOptsAndCb = function (options, callback) {
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return typeof options === 'function' ? [getStatOptions(), options] : [getStatOptions(options), validateCallback(callback)];
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};
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// ---------------------------------------- Utility functions
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function getPathFromURLPosix(url) {
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if (url.hostname !== '') {
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throw new errors.TypeError('ERR_INVALID_FILE_URL_HOST', process_1.default.platform);
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}
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var pathname = url.pathname;
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for (var n = 0; n < pathname.length; n++) {
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if (pathname[n] === '%') {
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var third = pathname.codePointAt(n + 2) | 0x20;
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if (pathname[n + 1] === '2' && third === 102) {
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throw new errors.TypeError('ERR_INVALID_FILE_URL_PATH', 'must not include encoded / characters');
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}
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}
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}
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return decodeURIComponent(pathname);
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}
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function pathToFilename(path) {
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if (typeof path !== 'string' && !buffer_1.Buffer.isBuffer(path)) {
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try {
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if (!(path instanceof require('url').URL))
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throw new TypeError(ERRSTR.PATH_STR);
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}
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catch (err) {
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throw new TypeError(ERRSTR.PATH_STR);
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}
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path = getPathFromURLPosix(path);
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}
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var pathString = String(path);
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nullCheck(pathString);
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// return slash(pathString);
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return pathString;
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}
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exports.pathToFilename = pathToFilename;
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var resolve = function (filename, base) {
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if (base === void 0) { base = process_1.default.cwd(); }
|
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return resolveCrossPlatform(base, filename);
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};
|
|
if (isWin) {
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var _resolve_1 = resolve;
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|
var unixify_1 = require('./correctPath').unixify;
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resolve = function (filename, base) { return unixify_1(_resolve_1(filename, base)); };
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}
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function filenameToSteps(filename, base) {
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var fullPath = resolve(filename, base);
|
|
var fullPathSansSlash = fullPath.substr(1);
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if (!fullPathSansSlash)
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return [];
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return fullPathSansSlash.split(sep);
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}
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exports.filenameToSteps = filenameToSteps;
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function pathToSteps(path) {
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return filenameToSteps(pathToFilename(path));
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}
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exports.pathToSteps = pathToSteps;
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function dataToStr(data, encoding) {
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if (encoding === void 0) { 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 buffer_1.bufferFrom(data).toString(encoding);
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else
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return String(data);
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}
|
|
exports.dataToStr = dataToStr;
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function dataToBuffer(data, encoding) {
|
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if (encoding === void 0) { encoding = encoding_1.ENCODING_UTF8; }
|
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if (buffer_1.Buffer.isBuffer(data))
|
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return data;
|
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else if (data instanceof Uint8Array)
|
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return buffer_1.bufferFrom(data);
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else
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return buffer_1.bufferFrom(String(data), encoding);
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}
|
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exports.dataToBuffer = dataToBuffer;
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function bufferToEncoding(buffer, encoding) {
|
|
if (!encoding || encoding === 'buffer')
|
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return buffer;
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|
else
|
|
return buffer.toString(encoding);
|
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}
|
|
exports.bufferToEncoding = bufferToEncoding;
|
|
function nullCheck(path, callback) {
|
|
if (('' + path).indexOf('\u0000') !== -1) {
|
|
var er = new Error('Path must be a string without null bytes');
|
|
er.code = ENOENT;
|
|
if (typeof callback !== 'function')
|
|
throw er;
|
|
process_1.default.nextTick(callback, er);
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
function _modeToNumber(mode, def) {
|
|
if (typeof mode === 'number')
|
|
return mode;
|
|
if (typeof mode === 'string')
|
|
return parseInt(mode, 8);
|
|
if (def)
|
|
return modeToNumber(def);
|
|
return undefined;
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|
}
|
|
function modeToNumber(mode, def) {
|
|
var result = _modeToNumber(mode, def);
|
|
if (typeof result !== 'number' || isNaN(result))
|
|
throw new TypeError(ERRSTR.MODE_INT);
|
|
return result;
|
|
}
|
|
function isFd(path) {
|
|
return path >>> 0 === path;
|
|
}
|
|
function validateFd(fd) {
|
|
if (!isFd(fd))
|
|
throw TypeError(ERRSTR.FD);
|
|
}
|
|
// converts Date or number to a fractional UNIX timestamp
|
|
function toUnixTimestamp(time) {
|
|
// tslint:disable-next-line triple-equals
|
|
if (typeof time === 'string' && +time == time) {
|
|
return +time;
|
|
}
|
|
if (time instanceof Date) {
|
|
return time.getTime() / 1000;
|
|
}
|
|
if (isFinite(time)) {
|
|
if (time < 0) {
|
|
return Date.now() / 1000;
|
|
}
|
|
return time;
|
|
}
|
|
throw new Error('Cannot parse time: ' + time);
|
|
}
|
|
exports.toUnixTimestamp = toUnixTimestamp;
|
|
function validateUid(uid) {
|
|
if (typeof uid !== 'number')
|
|
throw TypeError(ERRSTR.UID);
|
|
}
|
|
function validateGid(gid) {
|
|
if (typeof gid !== 'number')
|
|
throw TypeError(ERRSTR.GID);
|
|
}
|
|
function flattenJSON(nestedJSON) {
|
|
var flatJSON = {};
|
|
function flatten(pathPrefix, node) {
|
|
for (var path in node) {
|
|
var contentOrNode = node[path];
|
|
var joinedPath = join(pathPrefix, path);
|
|
if (typeof contentOrNode === 'string') {
|
|
flatJSON[joinedPath] = contentOrNode;
|
|
}
|
|
else if (typeof contentOrNode === 'object' && contentOrNode !== null && Object.keys(contentOrNode).length > 0) {
|
|
// empty directories need an explicit entry and therefore get handled in `else`, non-empty ones are implicitly considered
|
|
flatten(joinedPath, contentOrNode);
|
|
}
|
|
else {
|
|
// without this branch null, empty-object or non-object entries would not be handled in the same way
|
|
// by both fromJSON() and fromNestedJSON()
|
|
flatJSON[joinedPath] = null;
|
|
}
|
|
}
|
|
}
|
|
flatten('', nestedJSON);
|
|
return flatJSON;
|
|
}
|
|
/**
|
|
* `Volume` represents a file system.
|
|
*/
|
|
var Volume = /** @class */ (function () {
|
|
function Volume(props) {
|
|
if (props === void 0) { props = {}; }
|
|
// I-node number counter.
|
|
this.ino = 0;
|
|
// A mapping for i-node numbers to i-nodes (`Node`);
|
|
this.inodes = {};
|
|
// List of released i-node numbers, for reuse.
|
|
this.releasedInos = [];
|
|
// A mapping for file descriptors to `File`s.
|
|
this.fds = {};
|
|
// A list of reusable (opened and closed) file descriptors, that should be
|
|
// used first before creating a new file descriptor.
|
|
this.releasedFds = [];
|
|
// Max number of open files.
|
|
this.maxFiles = 10000;
|
|
// Current number of open files.
|
|
this.openFiles = 0;
|
|
this.promisesApi = promises_1.default(this);
|
|
this.statWatchers = {};
|
|
this.props = Object.assign({ Node: node_1.Node, Link: node_1.Link, File: node_1.File }, props);
|
|
var root = this.createLink();
|
|
root.setNode(this.createNode(true));
|
|
var self = this; // tslint:disable-line no-this-assignment
|
|
this.StatWatcher = /** @class */ (function (_super) {
|
|
__extends(StatWatcher, _super);
|
|
function StatWatcher() {
|
|
return _super.call(this, self) || this;
|
|
}
|
|
return StatWatcher;
|
|
}(StatWatcher));
|
|
var _ReadStream = FsReadStream;
|
|
this.ReadStream = /** @class */ (function (_super) {
|
|
__extends(class_1, _super);
|
|
function class_1() {
|
|
var args = [];
|
|
for (var _i = 0; _i < arguments.length; _i++) {
|
|
args[_i] = arguments[_i];
|
|
}
|
|
return _super.apply(this, __spreadArrays([self], args)) || this;
|
|
}
|
|
return class_1;
|
|
}(_ReadStream));
|
|
var _WriteStream = FsWriteStream;
|
|
this.WriteStream = /** @class */ (function (_super) {
|
|
__extends(class_2, _super);
|
|
function class_2() {
|
|
var args = [];
|
|
for (var _i = 0; _i < arguments.length; _i++) {
|
|
args[_i] = arguments[_i];
|
|
}
|
|
return _super.apply(this, __spreadArrays([self], args)) || this;
|
|
}
|
|
return class_2;
|
|
}(_WriteStream));
|
|
this.FSWatcher = /** @class */ (function (_super) {
|
|
__extends(FSWatcher, _super);
|
|
function FSWatcher() {
|
|
return _super.call(this, self) || this;
|
|
}
|
|
return FSWatcher;
|
|
}(FSWatcher));
|
|
// root.setChild('.', root);
|
|
// root.getNode().nlink++;
|
|
// root.setChild('..', root);
|
|
// root.getNode().nlink++;
|
|
this.root = root;
|
|
}
|
|
Volume.fromJSON = function (json, cwd) {
|
|
var vol = new Volume();
|
|
vol.fromJSON(json, cwd);
|
|
return vol;
|
|
};
|
|
Volume.fromNestedJSON = function (json, cwd) {
|
|
var vol = new Volume();
|
|
vol.fromNestedJSON(json, cwd);
|
|
return vol;
|
|
};
|
|
Object.defineProperty(Volume.prototype, "promises", {
|
|
get: function () {
|
|
if (this.promisesApi === null)
|
|
throw new Error('Promise is not supported in this environment.');
|
|
return this.promisesApi;
|
|
},
|
|
enumerable: false,
|
|
configurable: true
|
|
});
|
|
Volume.prototype.createLink = function (parent, name, isDirectory, perm) {
|
|
if (isDirectory === void 0) { isDirectory = false; }
|
|
if (!parent) {
|
|
return new this.props.Link(this, null, '');
|
|
}
|
|
if (!name) {
|
|
throw new Error('createLink: name cannot be empty');
|
|
}
|
|
return parent.createChild(name, this.createNode(isDirectory, perm));
|
|
};
|
|
Volume.prototype.deleteLink = function (link) {
|
|
var parent = link.parent;
|
|
if (parent) {
|
|
parent.deleteChild(link);
|
|
return true;
|
|
}
|
|
return false;
|
|
};
|
|
Volume.prototype.newInoNumber = function () {
|
|
var releasedFd = this.releasedInos.pop();
|
|
if (releasedFd)
|
|
return releasedFd;
|
|
else {
|
|
this.ino = (this.ino + 1) % 0xffffffff;
|
|
return this.ino;
|
|
}
|
|
};
|
|
Volume.prototype.newFdNumber = function () {
|
|
var releasedFd = this.releasedFds.pop();
|
|
return typeof releasedFd === 'number' ? releasedFd : Volume.fd--;
|
|
};
|
|
Volume.prototype.createNode = function (isDirectory, perm) {
|
|
if (isDirectory === void 0) { isDirectory = false; }
|
|
var node = new this.props.Node(this.newInoNumber(), perm);
|
|
if (isDirectory)
|
|
node.setIsDirectory();
|
|
this.inodes[node.ino] = node;
|
|
return node;
|
|
};
|
|
Volume.prototype.getNode = function (ino) {
|
|
return this.inodes[ino];
|
|
};
|
|
Volume.prototype.deleteNode = function (node) {
|
|
node.del();
|
|
delete this.inodes[node.ino];
|
|
this.releasedInos.push(node.ino);
|
|
};
|
|
// Generates 6 character long random string, used by `mkdtemp`.
|
|
Volume.prototype.genRndStr = function () {
|
|
var str = (Math.random() + 1).toString(36).substr(2, 6);
|
|
if (str.length === 6)
|
|
return str;
|
|
else
|
|
return this.genRndStr();
|
|
};
|
|
// Returns a `Link` (hard link) referenced by path "split" into steps.
|
|
Volume.prototype.getLink = function (steps) {
|
|
return this.root.walk(steps);
|
|
};
|
|
// Just link `getLink`, but throws a correct user error, if link to found.
|
|
Volume.prototype.getLinkOrThrow = function (filename, funcName) {
|
|
var steps = filenameToSteps(filename);
|
|
var link = this.getLink(steps);
|
|
if (!link)
|
|
throw createError(ENOENT, funcName, filename);
|
|
return link;
|
|
};
|
|
// Just like `getLink`, but also dereference/resolves symbolic links.
|
|
Volume.prototype.getResolvedLink = function (filenameOrSteps) {
|
|
var steps = typeof filenameOrSteps === 'string' ? filenameToSteps(filenameOrSteps) : filenameOrSteps;
|
|
var link = this.root;
|
|
var i = 0;
|
|
while (i < steps.length) {
|
|
var step = steps[i];
|
|
link = link.getChild(step);
|
|
if (!link)
|
|
return null;
|
|
var node = link.getNode();
|
|
if (node.isSymlink()) {
|
|
steps = node.symlink.concat(steps.slice(i + 1));
|
|
link = this.root;
|
|
i = 0;
|
|
continue;
|
|
}
|
|
i++;
|
|
}
|
|
return link;
|
|
};
|
|
// Just like `getLinkOrThrow`, but also dereference/resolves symbolic links.
|
|
Volume.prototype.getResolvedLinkOrThrow = function (filename, funcName) {
|
|
var link = this.getResolvedLink(filename);
|
|
if (!link)
|
|
throw createError(ENOENT, funcName, filename);
|
|
return link;
|
|
};
|
|
Volume.prototype.resolveSymlinks = function (link) {
|
|
// let node: Node = link.getNode();
|
|
// while(link && node.isSymlink()) {
|
|
// link = this.getLink(node.symlink);
|
|
// if(!link) return null;
|
|
// node = link.getNode();
|
|
// }
|
|
// return link;
|
|
return this.getResolvedLink(link.steps.slice(1));
|
|
};
|
|
// Just like `getLinkOrThrow`, but also verifies that the link is a directory.
|
|
Volume.prototype.getLinkAsDirOrThrow = function (filename, funcName) {
|
|
var link = this.getLinkOrThrow(filename, funcName);
|
|
if (!link.getNode().isDirectory())
|
|
throw createError(ENOTDIR, funcName, filename);
|
|
return link;
|
|
};
|
|
// Get the immediate parent directory of the link.
|
|
Volume.prototype.getLinkParent = function (steps) {
|
|
return this.root.walk(steps, steps.length - 1);
|
|
};
|
|
Volume.prototype.getLinkParentAsDirOrThrow = function (filenameOrSteps, funcName) {
|
|
var steps = filenameOrSteps instanceof Array ? filenameOrSteps : filenameToSteps(filenameOrSteps);
|
|
var link = this.getLinkParent(steps);
|
|
if (!link)
|
|
throw createError(ENOENT, funcName, sep + steps.join(sep));
|
|
if (!link.getNode().isDirectory())
|
|
throw createError(ENOTDIR, funcName, sep + steps.join(sep));
|
|
return link;
|
|
};
|
|
Volume.prototype.getFileByFd = function (fd) {
|
|
return this.fds[String(fd)];
|
|
};
|
|
Volume.prototype.getFileByFdOrThrow = function (fd, funcName) {
|
|
if (!isFd(fd))
|
|
throw TypeError(ERRSTR.FD);
|
|
var file = this.getFileByFd(fd);
|
|
if (!file)
|
|
throw createError(EBADF, funcName);
|
|
return file;
|
|
};
|
|
Volume.prototype.getNodeByIdOrCreate = function (id, flags, perm) {
|
|
if (typeof id === 'number') {
|
|
var file = this.getFileByFd(id);
|
|
if (!file)
|
|
throw Error('File nto found');
|
|
return file.node;
|
|
}
|
|
else {
|
|
var steps = pathToSteps(id);
|
|
var link = this.getLink(steps);
|
|
if (link)
|
|
return link.getNode();
|
|
// Try creating a node if not found.
|
|
if (flags & O_CREAT) {
|
|
var dirLink = this.getLinkParent(steps);
|
|
if (dirLink) {
|
|
var name_1 = steps[steps.length - 1];
|
|
link = this.createLink(dirLink, name_1, false, perm);
|
|
return link.getNode();
|
|
}
|
|
}
|
|
throw createError(ENOENT, 'getNodeByIdOrCreate', pathToFilename(id));
|
|
}
|
|
};
|
|
Volume.prototype.wrapAsync = function (method, args, callback) {
|
|
var _this = this;
|
|
validateCallback(callback);
|
|
setImmediate_1.default(function () {
|
|
try {
|
|
callback(null, method.apply(_this, args));
|
|
}
|
|
catch (err) {
|
|
callback(err);
|
|
}
|
|
});
|
|
};
|
|
Volume.prototype._toJSON = function (link, json, path) {
|
|
var _a;
|
|
if (link === void 0) { link = this.root; }
|
|
if (json === void 0) { json = {}; }
|
|
var isEmpty = true;
|
|
var children = link.children;
|
|
if (link.getNode().isFile()) {
|
|
children = (_a = {}, _a[link.getName()] = link.parent.getChild(link.getName()), _a);
|
|
link = link.parent;
|
|
}
|
|
for (var name_2 in children) {
|
|
isEmpty = false;
|
|
var child = link.getChild(name_2);
|
|
if (!child) {
|
|
throw new Error('_toJSON: unexpected undefined');
|
|
}
|
|
var node = child.getNode();
|
|
if (node.isFile()) {
|
|
var filename = child.getPath();
|
|
if (path)
|
|
filename = relative(path, filename);
|
|
json[filename] = node.getString();
|
|
}
|
|
else if (node.isDirectory()) {
|
|
this._toJSON(child, json, path);
|
|
}
|
|
}
|
|
var dirPath = link.getPath();
|
|
if (path)
|
|
dirPath = relative(path, dirPath);
|
|
if (dirPath && isEmpty) {
|
|
json[dirPath] = null;
|
|
}
|
|
return json;
|
|
};
|
|
Volume.prototype.toJSON = function (paths, json, isRelative) {
|
|
if (json === void 0) { json = {}; }
|
|
if (isRelative === void 0) { isRelative = false; }
|
|
var links = [];
|
|
if (paths) {
|
|
if (!(paths instanceof Array))
|
|
paths = [paths];
|
|
for (var _i = 0, paths_1 = paths; _i < paths_1.length; _i++) {
|
|
var path = paths_1[_i];
|
|
var filename = pathToFilename(path);
|
|
var link = this.getResolvedLink(filename);
|
|
if (!link)
|
|
continue;
|
|
links.push(link);
|
|
}
|
|
}
|
|
else {
|
|
links.push(this.root);
|
|
}
|
|
if (!links.length)
|
|
return json;
|
|
for (var _a = 0, links_1 = links; _a < links_1.length; _a++) {
|
|
var link = links_1[_a];
|
|
this._toJSON(link, json, isRelative ? link.getPath() : '');
|
|
}
|
|
return json;
|
|
};
|
|
Volume.prototype.fromJSON = function (json, cwd) {
|
|
if (cwd === void 0) { cwd = process_1.default.cwd(); }
|
|
for (var filename in json) {
|
|
var data = json[filename];
|
|
filename = resolve(filename, cwd);
|
|
if (typeof data === 'string') {
|
|
var dir = dirname(filename);
|
|
this.mkdirpBase(dir, 511 /* DIR */);
|
|
this.writeFileSync(filename, data);
|
|
}
|
|
else {
|
|
this.mkdirpBase(filename, 511 /* DIR */);
|
|
}
|
|
}
|
|
};
|
|
Volume.prototype.fromNestedJSON = function (json, cwd) {
|
|
this.fromJSON(flattenJSON(json), cwd);
|
|
};
|
|
Volume.prototype.reset = function () {
|
|
this.ino = 0;
|
|
this.inodes = {};
|
|
this.releasedInos = [];
|
|
this.fds = {};
|
|
this.releasedFds = [];
|
|
this.openFiles = 0;
|
|
this.root = this.createLink();
|
|
this.root.setNode(this.createNode(true));
|
|
};
|
|
// Legacy interface
|
|
Volume.prototype.mountSync = function (mountpoint, json) {
|
|
this.fromJSON(json, mountpoint);
|
|
};
|
|
Volume.prototype.openLink = function (link, flagsNum, resolveSymlinks) {
|
|
if (resolveSymlinks === void 0) { resolveSymlinks = true; }
|
|
if (this.openFiles >= this.maxFiles) {
|
|
// Too many open files.
|
|
throw createError(EMFILE, 'open', link.getPath());
|
|
}
|
|
// Resolve symlinks.
|
|
var realLink = link;
|
|
if (resolveSymlinks)
|
|
realLink = this.resolveSymlinks(link);
|
|
if (!realLink)
|
|
throw createError(ENOENT, 'open', link.getPath());
|
|
var node = realLink.getNode();
|
|
// Check whether node is a directory
|
|
if (node.isDirectory()) {
|
|
if ((flagsNum & (O_RDONLY | O_RDWR | O_WRONLY)) !== O_RDONLY)
|
|
throw createError(EISDIR, 'open', link.getPath());
|
|
}
|
|
else {
|
|
if (flagsNum & O_DIRECTORY)
|
|
throw createError(ENOTDIR, 'open', link.getPath());
|
|
}
|
|
// Check node permissions
|
|
if (!(flagsNum & O_WRONLY)) {
|
|
if (!node.canRead()) {
|
|
throw createError(EACCES, 'open', link.getPath());
|
|
}
|
|
}
|
|
if (flagsNum & O_RDWR) {
|
|
}
|
|
var file = new this.props.File(link, node, flagsNum, this.newFdNumber());
|
|
this.fds[file.fd] = file;
|
|
this.openFiles++;
|
|
if (flagsNum & O_TRUNC)
|
|
file.truncate();
|
|
return file;
|
|
};
|
|
Volume.prototype.openFile = function (filename, flagsNum, modeNum, resolveSymlinks) {
|
|
if (resolveSymlinks === void 0) { resolveSymlinks = true; }
|
|
var steps = filenameToSteps(filename);
|
|
var link = resolveSymlinks ? this.getResolvedLink(steps) : this.getLink(steps);
|
|
// Try creating a new file, if it does not exist.
|
|
if (!link && flagsNum & O_CREAT) {
|
|
// const dirLink: Link = this.getLinkParent(steps);
|
|
var dirLink = this.getResolvedLink(steps.slice(0, steps.length - 1));
|
|
// if(!dirLink) throw createError(ENOENT, 'open', filename);
|
|
if (!dirLink)
|
|
throw createError(ENOENT, 'open', sep + steps.join(sep));
|
|
if (flagsNum & O_CREAT && typeof modeNum === 'number') {
|
|
link = this.createLink(dirLink, steps[steps.length - 1], false, modeNum);
|
|
}
|
|
}
|
|
if (link)
|
|
return this.openLink(link, flagsNum, resolveSymlinks);
|
|
throw createError(ENOENT, 'open', filename);
|
|
};
|
|
Volume.prototype.openBase = function (filename, flagsNum, modeNum, resolveSymlinks) {
|
|
if (resolveSymlinks === void 0) { resolveSymlinks = true; }
|
|
var file = this.openFile(filename, flagsNum, modeNum, resolveSymlinks);
|
|
if (!file)
|
|
throw createError(ENOENT, 'open', filename);
|
|
return file.fd;
|
|
};
|
|
Volume.prototype.openSync = function (path, flags, mode) {
|
|
if (mode === void 0) { mode = 438 /* DEFAULT */; }
|
|
// Validate (1) mode; (2) path; (3) flags - in that order.
|
|
var modeNum = modeToNumber(mode);
|
|
var fileName = pathToFilename(path);
|
|
var flagsNum = flagsToNumber(flags);
|
|
return this.openBase(fileName, flagsNum, modeNum);
|
|
};
|
|
Volume.prototype.open = function (path, flags, a, b) {
|
|
var mode = a;
|
|
var callback = b;
|
|
if (typeof a === 'function') {
|
|
mode = 438 /* DEFAULT */;
|
|
callback = a;
|
|
}
|
|
mode = mode || 438 /* DEFAULT */;
|
|
var modeNum = modeToNumber(mode);
|
|
var fileName = pathToFilename(path);
|
|
var flagsNum = flagsToNumber(flags);
|
|
this.wrapAsync(this.openBase, [fileName, flagsNum, modeNum], callback);
|
|
};
|
|
Volume.prototype.closeFile = function (file) {
|
|
if (!this.fds[file.fd])
|
|
return;
|
|
this.openFiles--;
|
|
delete this.fds[file.fd];
|
|
this.releasedFds.push(file.fd);
|
|
};
|
|
Volume.prototype.closeSync = function (fd) {
|
|
validateFd(fd);
|
|
var file = this.getFileByFdOrThrow(fd, 'close');
|
|
this.closeFile(file);
|
|
};
|
|
Volume.prototype.close = function (fd, callback) {
|
|
validateFd(fd);
|
|
this.wrapAsync(this.closeSync, [fd], callback);
|
|
};
|
|
Volume.prototype.openFileOrGetById = function (id, flagsNum, modeNum) {
|
|
if (typeof id === 'number') {
|
|
var file = this.fds[id];
|
|
if (!file)
|
|
throw createError(ENOENT);
|
|
return file;
|
|
}
|
|
else {
|
|
return this.openFile(pathToFilename(id), flagsNum, modeNum);
|
|
}
|
|
};
|
|
Volume.prototype.readBase = function (fd, buffer, offset, length, position) {
|
|
var file = this.getFileByFdOrThrow(fd);
|
|
return file.read(buffer, Number(offset), Number(length), position);
|
|
};
|
|
Volume.prototype.readSync = function (fd, buffer, offset, length, position) {
|
|
validateFd(fd);
|
|
return this.readBase(fd, buffer, offset, length, position);
|
|
};
|
|
Volume.prototype.read = function (fd, buffer, offset, length, position, callback) {
|
|
var _this = this;
|
|
validateCallback(callback);
|
|
// This `if` branch is from Node.js
|
|
if (length === 0) {
|
|
return process_1.default.nextTick(function () {
|
|
if (callback)
|
|
callback(null, 0, buffer);
|
|
});
|
|
}
|
|
setImmediate_1.default(function () {
|
|
try {
|
|
var bytes = _this.readBase(fd, buffer, offset, length, position);
|
|
callback(null, bytes, buffer);
|
|
}
|
|
catch (err) {
|
|
callback(err);
|
|
}
|
|
});
|
|
};
|
|
Volume.prototype.readFileBase = function (id, flagsNum, encoding) {
|
|
var result;
|
|
var isUserFd = typeof id === 'number';
|
|
var userOwnsFd = isUserFd && isFd(id);
|
|
var fd;
|
|
if (userOwnsFd)
|
|
fd = id;
|
|
else {
|
|
var filename = pathToFilename(id);
|
|
var steps = filenameToSteps(filename);
|
|
var link = this.getResolvedLink(steps);
|
|
if (link) {
|
|
var node = link.getNode();
|
|
if (node.isDirectory())
|
|
throw createError(EISDIR, 'open', link.getPath());
|
|
}
|
|
fd = this.openSync(id, flagsNum);
|
|
}
|
|
try {
|
|
result = bufferToEncoding(this.getFileByFdOrThrow(fd).getBuffer(), encoding);
|
|
}
|
|
finally {
|
|
if (!userOwnsFd) {
|
|
this.closeSync(fd);
|
|
}
|
|
}
|
|
return result;
|
|
};
|
|
Volume.prototype.readFileSync = function (file, options) {
|
|
var opts = getReadFileOptions(options);
|
|
var flagsNum = flagsToNumber(opts.flag);
|
|
return this.readFileBase(file, flagsNum, opts.encoding);
|
|
};
|
|
Volume.prototype.readFile = function (id, a, b) {
|
|
var _a = optsAndCbGenerator(getReadFileOptions)(a, b), opts = _a[0], callback = _a[1];
|
|
var flagsNum = flagsToNumber(opts.flag);
|
|
this.wrapAsync(this.readFileBase, [id, flagsNum, opts.encoding], callback);
|
|
};
|
|
Volume.prototype.writeBase = function (fd, buf, offset, length, position) {
|
|
var file = this.getFileByFdOrThrow(fd, 'write');
|
|
return file.write(buf, offset, length, position);
|
|
};
|
|
Volume.prototype.writeSync = function (fd, a, b, c, d) {
|
|
validateFd(fd);
|
|
var encoding;
|
|
var offset;
|
|
var length;
|
|
var position;
|
|
var isBuffer = typeof a !== 'string';
|
|
if (isBuffer) {
|
|
offset = (b || 0) | 0;
|
|
length = c;
|
|
position = d;
|
|
}
|
|
else {
|
|
position = b;
|
|
encoding = c;
|
|
}
|
|
var buf = dataToBuffer(a, encoding);
|
|
if (isBuffer) {
|
|
if (typeof length === 'undefined') {
|
|
length = buf.length;
|
|
}
|
|
}
|
|
else {
|
|
offset = 0;
|
|
length = buf.length;
|
|
}
|
|
return this.writeBase(fd, buf, offset, length, position);
|
|
};
|
|
Volume.prototype.write = function (fd, a, b, c, d, e) {
|
|
var _this = this;
|
|
validateFd(fd);
|
|
var offset;
|
|
var length;
|
|
var position;
|
|
var encoding;
|
|
var callback;
|
|
var tipa = typeof a;
|
|
var tipb = typeof b;
|
|
var tipc = typeof c;
|
|
var tipd = typeof d;
|
|
if (tipa !== 'string') {
|
|
if (tipb === 'function') {
|
|
callback = b;
|
|
}
|
|
else if (tipc === 'function') {
|
|
offset = b | 0;
|
|
callback = c;
|
|
}
|
|
else if (tipd === 'function') {
|
|
offset = b | 0;
|
|
length = c;
|
|
callback = d;
|
|
}
|
|
else {
|
|
offset = b | 0;
|
|
length = c;
|
|
position = d;
|
|
callback = e;
|
|
}
|
|
}
|
|
else {
|
|
if (tipb === 'function') {
|
|
callback = b;
|
|
}
|
|
else if (tipc === 'function') {
|
|
position = b;
|
|
callback = c;
|
|
}
|
|
else if (tipd === 'function') {
|
|
position = b;
|
|
encoding = c;
|
|
callback = d;
|
|
}
|
|
}
|
|
var buf = dataToBuffer(a, encoding);
|
|
if (tipa !== 'string') {
|
|
if (typeof length === 'undefined')
|
|
length = buf.length;
|
|
}
|
|
else {
|
|
offset = 0;
|
|
length = buf.length;
|
|
}
|
|
var cb = validateCallback(callback);
|
|
setImmediate_1.default(function () {
|
|
try {
|
|
var bytes = _this.writeBase(fd, buf, offset, length, position);
|
|
if (tipa !== 'string') {
|
|
cb(null, bytes, buf);
|
|
}
|
|
else {
|
|
cb(null, bytes, a);
|
|
}
|
|
}
|
|
catch (err) {
|
|
cb(err);
|
|
}
|
|
});
|
|
};
|
|
Volume.prototype.writeFileBase = function (id, buf, flagsNum, modeNum) {
|
|
// console.log('writeFileBase', id, buf, flagsNum, modeNum);
|
|
// const node = this.getNodeByIdOrCreate(id, flagsNum, modeNum);
|
|
// node.setBuffer(buf);
|
|
var isUserFd = typeof id === 'number';
|
|
var fd;
|
|
if (isUserFd)
|
|
fd = id;
|
|
else {
|
|
fd = this.openBase(pathToFilename(id), flagsNum, modeNum);
|
|
// fd = this.openSync(id as PathLike, flagsNum, modeNum);
|
|
}
|
|
var offset = 0;
|
|
var length = buf.length;
|
|
var position = flagsNum & O_APPEND ? undefined : 0;
|
|
try {
|
|
while (length > 0) {
|
|
var written = this.writeSync(fd, buf, offset, length, position);
|
|
offset += written;
|
|
length -= written;
|
|
if (position !== undefined)
|
|
position += written;
|
|
}
|
|
}
|
|
finally {
|
|
if (!isUserFd)
|
|
this.closeSync(fd);
|
|
}
|
|
};
|
|
Volume.prototype.writeFileSync = function (id, data, options) {
|
|
var opts = getWriteFileOptions(options);
|
|
var flagsNum = flagsToNumber(opts.flag);
|
|
var modeNum = modeToNumber(opts.mode);
|
|
var buf = dataToBuffer(data, opts.encoding);
|
|
this.writeFileBase(id, buf, flagsNum, modeNum);
|
|
};
|
|
Volume.prototype.writeFile = function (id, data, a, b) {
|
|
var options = a;
|
|
var callback = b;
|
|
if (typeof a === 'function') {
|
|
options = writeFileDefaults;
|
|
callback = a;
|
|
}
|
|
var cb = validateCallback(callback);
|
|
var opts = getWriteFileOptions(options);
|
|
var flagsNum = flagsToNumber(opts.flag);
|
|
var modeNum = modeToNumber(opts.mode);
|
|
var buf = dataToBuffer(data, opts.encoding);
|
|
this.wrapAsync(this.writeFileBase, [id, buf, flagsNum, modeNum], cb);
|
|
};
|
|
Volume.prototype.linkBase = function (filename1, filename2) {
|
|
var steps1 = filenameToSteps(filename1);
|
|
var link1 = this.getLink(steps1);
|
|
if (!link1)
|
|
throw createError(ENOENT, 'link', filename1, filename2);
|
|
var steps2 = filenameToSteps(filename2);
|
|
// Check new link directory exists.
|
|
var dir2 = this.getLinkParent(steps2);
|
|
if (!dir2)
|
|
throw createError(ENOENT, 'link', filename1, filename2);
|
|
var name = steps2[steps2.length - 1];
|
|
// Check if new file already exists.
|
|
if (dir2.getChild(name))
|
|
throw createError(EEXIST, 'link', filename1, filename2);
|
|
var node = link1.getNode();
|
|
node.nlink++;
|
|
dir2.createChild(name, node);
|
|
};
|
|
Volume.prototype.copyFileBase = function (src, dest, flags) {
|
|
var buf = this.readFileSync(src);
|
|
if (flags & COPYFILE_EXCL) {
|
|
if (this.existsSync(dest)) {
|
|
throw createError(EEXIST, 'copyFile', src, dest);
|
|
}
|
|
}
|
|
if (flags & COPYFILE_FICLONE_FORCE) {
|
|
throw createError(ENOSYS, 'copyFile', src, dest);
|
|
}
|
|
this.writeFileBase(dest, buf, FLAGS.w, 438 /* DEFAULT */);
|
|
};
|
|
Volume.prototype.copyFileSync = function (src, dest, flags) {
|
|
var srcFilename = pathToFilename(src);
|
|
var destFilename = pathToFilename(dest);
|
|
return this.copyFileBase(srcFilename, destFilename, (flags || 0) | 0);
|
|
};
|
|
Volume.prototype.copyFile = function (src, dest, a, b) {
|
|
var srcFilename = pathToFilename(src);
|
|
var destFilename = pathToFilename(dest);
|
|
var flags;
|
|
var callback;
|
|
if (typeof a === 'function') {
|
|
flags = 0;
|
|
callback = a;
|
|
}
|
|
else {
|
|
flags = a;
|
|
callback = b;
|
|
}
|
|
validateCallback(callback);
|
|
this.wrapAsync(this.copyFileBase, [srcFilename, destFilename, flags], callback);
|
|
};
|
|
Volume.prototype.linkSync = function (existingPath, newPath) {
|
|
var existingPathFilename = pathToFilename(existingPath);
|
|
var newPathFilename = pathToFilename(newPath);
|
|
this.linkBase(existingPathFilename, newPathFilename);
|
|
};
|
|
Volume.prototype.link = function (existingPath, newPath, callback) {
|
|
var existingPathFilename = pathToFilename(existingPath);
|
|
var newPathFilename = pathToFilename(newPath);
|
|
this.wrapAsync(this.linkBase, [existingPathFilename, newPathFilename], callback);
|
|
};
|
|
Volume.prototype.unlinkBase = function (filename) {
|
|
var steps = filenameToSteps(filename);
|
|
var link = this.getLink(steps);
|
|
if (!link)
|
|
throw createError(ENOENT, 'unlink', filename);
|
|
// TODO: Check if it is file, dir, other...
|
|
if (link.length)
|
|
throw Error('Dir not empty...');
|
|
this.deleteLink(link);
|
|
var node = link.getNode();
|
|
node.nlink--;
|
|
// When all hard links to i-node are deleted, remove the i-node, too.
|
|
if (node.nlink <= 0) {
|
|
this.deleteNode(node);
|
|
}
|
|
};
|
|
Volume.prototype.unlinkSync = function (path) {
|
|
var filename = pathToFilename(path);
|
|
this.unlinkBase(filename);
|
|
};
|
|
Volume.prototype.unlink = function (path, callback) {
|
|
var filename = pathToFilename(path);
|
|
this.wrapAsync(this.unlinkBase, [filename], callback);
|
|
};
|
|
Volume.prototype.symlinkBase = function (targetFilename, pathFilename) {
|
|
var pathSteps = filenameToSteps(pathFilename);
|
|
// Check if directory exists, where we about to create a symlink.
|
|
var dirLink = this.getLinkParent(pathSteps);
|
|
if (!dirLink)
|
|
throw createError(ENOENT, 'symlink', targetFilename, pathFilename);
|
|
var name = pathSteps[pathSteps.length - 1];
|
|
// Check if new file already exists.
|
|
if (dirLink.getChild(name))
|
|
throw createError(EEXIST, 'symlink', targetFilename, pathFilename);
|
|
// Create symlink.
|
|
var symlink = dirLink.createChild(name);
|
|
symlink.getNode().makeSymlink(filenameToSteps(targetFilename));
|
|
return symlink;
|
|
};
|
|
// `type` argument works only on Windows.
|
|
Volume.prototype.symlinkSync = function (target, path, type) {
|
|
var targetFilename = pathToFilename(target);
|
|
var pathFilename = pathToFilename(path);
|
|
this.symlinkBase(targetFilename, pathFilename);
|
|
};
|
|
Volume.prototype.symlink = function (target, path, a, b) {
|
|
var callback = validateCallback(typeof a === 'function' ? a : b);
|
|
var targetFilename = pathToFilename(target);
|
|
var pathFilename = pathToFilename(path);
|
|
this.wrapAsync(this.symlinkBase, [targetFilename, pathFilename], callback);
|
|
};
|
|
Volume.prototype.realpathBase = function (filename, encoding) {
|
|
var steps = filenameToSteps(filename);
|
|
var realLink = this.getResolvedLink(steps);
|
|
if (!realLink)
|
|
throw createError(ENOENT, 'realpath', filename);
|
|
return encoding_1.strToEncoding(realLink.getPath(), encoding);
|
|
};
|
|
Volume.prototype.realpathSync = function (path, options) {
|
|
return this.realpathBase(pathToFilename(path), getRealpathOptions(options).encoding);
|
|
};
|
|
Volume.prototype.realpath = function (path, a, b) {
|
|
var _a = getRealpathOptsAndCb(a, b), opts = _a[0], callback = _a[1];
|
|
var pathFilename = pathToFilename(path);
|
|
this.wrapAsync(this.realpathBase, [pathFilename, opts.encoding], callback);
|
|
};
|
|
Volume.prototype.lstatBase = function (filename, bigint) {
|
|
if (bigint === void 0) { bigint = false; }
|
|
var link = this.getLink(filenameToSteps(filename));
|
|
if (!link)
|
|
throw createError(ENOENT, 'lstat', filename);
|
|
return Stats_1.default.build(link.getNode(), bigint);
|
|
};
|
|
Volume.prototype.lstatSync = function (path, options) {
|
|
return this.lstatBase(pathToFilename(path), getStatOptions(options).bigint);
|
|
};
|
|
Volume.prototype.lstat = function (path, a, b) {
|
|
var _a = getStatOptsAndCb(a, b), opts = _a[0], callback = _a[1];
|
|
this.wrapAsync(this.lstatBase, [pathToFilename(path), opts.bigint], callback);
|
|
};
|
|
Volume.prototype.statBase = function (filename, bigint) {
|
|
if (bigint === void 0) { bigint = false; }
|
|
var link = this.getResolvedLink(filenameToSteps(filename));
|
|
if (!link)
|
|
throw createError(ENOENT, 'stat', filename);
|
|
return Stats_1.default.build(link.getNode(), bigint);
|
|
};
|
|
Volume.prototype.statSync = function (path, options) {
|
|
return this.statBase(pathToFilename(path), getStatOptions(options).bigint);
|
|
};
|
|
Volume.prototype.stat = function (path, a, b) {
|
|
var _a = getStatOptsAndCb(a, b), opts = _a[0], callback = _a[1];
|
|
this.wrapAsync(this.statBase, [pathToFilename(path), opts.bigint], callback);
|
|
};
|
|
Volume.prototype.fstatBase = function (fd, bigint) {
|
|
if (bigint === void 0) { bigint = false; }
|
|
var file = this.getFileByFd(fd);
|
|
if (!file)
|
|
throw createError(EBADF, 'fstat');
|
|
return Stats_1.default.build(file.node, bigint);
|
|
};
|
|
Volume.prototype.fstatSync = function (fd, options) {
|
|
return this.fstatBase(fd, getStatOptions(options).bigint);
|
|
};
|
|
Volume.prototype.fstat = function (fd, a, b) {
|
|
var _a = getStatOptsAndCb(a, b), opts = _a[0], callback = _a[1];
|
|
this.wrapAsync(this.fstatBase, [fd, opts.bigint], callback);
|
|
};
|
|
Volume.prototype.renameBase = function (oldPathFilename, newPathFilename) {
|
|
var link = this.getLink(filenameToSteps(oldPathFilename));
|
|
if (!link)
|
|
throw createError(ENOENT, 'rename', oldPathFilename, newPathFilename);
|
|
// TODO: Check if it is directory, if non-empty, we cannot move it, right?
|
|
var newPathSteps = filenameToSteps(newPathFilename);
|
|
// Check directory exists for the new location.
|
|
var newPathDirLink = this.getLinkParent(newPathSteps);
|
|
if (!newPathDirLink)
|
|
throw createError(ENOENT, 'rename', oldPathFilename, newPathFilename);
|
|
// TODO: Also treat cases with directories and symbolic links.
|
|
// TODO: See: http://man7.org/linux/man-pages/man2/rename.2.html
|
|
// Remove hard link from old folder.
|
|
var oldLinkParent = link.parent;
|
|
if (oldLinkParent) {
|
|
oldLinkParent.deleteChild(link);
|
|
}
|
|
// Rename should overwrite the new path, if that exists.
|
|
var name = newPathSteps[newPathSteps.length - 1];
|
|
link.steps = __spreadArrays(newPathDirLink.steps, [name]);
|
|
newPathDirLink.setChild(link.getName(), link);
|
|
};
|
|
Volume.prototype.renameSync = function (oldPath, newPath) {
|
|
var oldPathFilename = pathToFilename(oldPath);
|
|
var newPathFilename = pathToFilename(newPath);
|
|
this.renameBase(oldPathFilename, newPathFilename);
|
|
};
|
|
Volume.prototype.rename = function (oldPath, newPath, callback) {
|
|
var oldPathFilename = pathToFilename(oldPath);
|
|
var newPathFilename = pathToFilename(newPath);
|
|
this.wrapAsync(this.renameBase, [oldPathFilename, newPathFilename], callback);
|
|
};
|
|
Volume.prototype.existsBase = function (filename) {
|
|
return !!this.statBase(filename);
|
|
};
|
|
Volume.prototype.existsSync = function (path) {
|
|
try {
|
|
return this.existsBase(pathToFilename(path));
|
|
}
|
|
catch (err) {
|
|
return false;
|
|
}
|
|
};
|
|
Volume.prototype.exists = function (path, callback) {
|
|
var _this = this;
|
|
var filename = pathToFilename(path);
|
|
if (typeof callback !== 'function')
|
|
throw Error(ERRSTR.CB);
|
|
setImmediate_1.default(function () {
|
|
try {
|
|
callback(_this.existsBase(filename));
|
|
}
|
|
catch (err) {
|
|
callback(false);
|
|
}
|
|
});
|
|
};
|
|
Volume.prototype.accessBase = function (filename, mode) {
|
|
var link = this.getLinkOrThrow(filename, 'access');
|
|
// TODO: Verify permissions
|
|
};
|
|
Volume.prototype.accessSync = function (path, mode) {
|
|
if (mode === void 0) { mode = F_OK; }
|
|
var filename = pathToFilename(path);
|
|
mode = mode | 0;
|
|
this.accessBase(filename, mode);
|
|
};
|
|
Volume.prototype.access = function (path, a, b) {
|
|
var mode = F_OK;
|
|
var callback;
|
|
if (typeof a !== 'function') {
|
|
mode = a | 0; // cast to number
|
|
callback = validateCallback(b);
|
|
}
|
|
else {
|
|
callback = a;
|
|
}
|
|
var filename = pathToFilename(path);
|
|
this.wrapAsync(this.accessBase, [filename, mode], callback);
|
|
};
|
|
Volume.prototype.appendFileSync = function (id, data, options) {
|
|
if (options === void 0) { options = appendFileDefaults; }
|
|
var opts = getAppendFileOpts(options);
|
|
// force append behavior when using a supplied file descriptor
|
|
if (!opts.flag || isFd(id))
|
|
opts.flag = 'a';
|
|
this.writeFileSync(id, data, opts);
|
|
};
|
|
Volume.prototype.appendFile = function (id, data, a, b) {
|
|
var _a = getAppendFileOptsAndCb(a, b), opts = _a[0], callback = _a[1];
|
|
// force append behavior when using a supplied file descriptor
|
|
if (!opts.flag || isFd(id))
|
|
opts.flag = 'a';
|
|
this.writeFile(id, data, opts, callback);
|
|
};
|
|
Volume.prototype.readdirBase = function (filename, options) {
|
|
var steps = filenameToSteps(filename);
|
|
var link = this.getResolvedLink(steps);
|
|
if (!link)
|
|
throw createError(ENOENT, 'readdir', filename);
|
|
var node = link.getNode();
|
|
if (!node.isDirectory())
|
|
throw createError(ENOTDIR, 'scandir', filename);
|
|
if (options.withFileTypes) {
|
|
var list_1 = [];
|
|
for (var name_3 in link.children) {
|
|
var child = link.getChild(name_3);
|
|
if (!child) {
|
|
continue;
|
|
}
|
|
list_1.push(Dirent_1.default.build(child, options.encoding));
|
|
}
|
|
if (!isWin && options.encoding !== 'buffer')
|
|
list_1.sort(function (a, b) {
|
|
if (a.name < b.name)
|
|
return -1;
|
|
if (a.name > b.name)
|
|
return 1;
|
|
return 0;
|
|
});
|
|
return list_1;
|
|
}
|
|
var list = [];
|
|
for (var name_4 in link.children) {
|
|
list.push(encoding_1.strToEncoding(name_4, options.encoding));
|
|
}
|
|
if (!isWin && options.encoding !== 'buffer')
|
|
list.sort();
|
|
return list;
|
|
};
|
|
Volume.prototype.readdirSync = function (path, options) {
|
|
var opts = getReaddirOptions(options);
|
|
var filename = pathToFilename(path);
|
|
return this.readdirBase(filename, opts);
|
|
};
|
|
Volume.prototype.readdir = function (path, a, b) {
|
|
var _a = getReaddirOptsAndCb(a, b), options = _a[0], callback = _a[1];
|
|
var filename = pathToFilename(path);
|
|
this.wrapAsync(this.readdirBase, [filename, options], callback);
|
|
};
|
|
Volume.prototype.readlinkBase = function (filename, encoding) {
|
|
var link = this.getLinkOrThrow(filename, 'readlink');
|
|
var node = link.getNode();
|
|
if (!node.isSymlink())
|
|
throw createError(EINVAL, 'readlink', filename);
|
|
var str = sep + node.symlink.join(sep);
|
|
return encoding_1.strToEncoding(str, encoding);
|
|
};
|
|
Volume.prototype.readlinkSync = function (path, options) {
|
|
var opts = getDefaultOpts(options);
|
|
var filename = pathToFilename(path);
|
|
return this.readlinkBase(filename, opts.encoding);
|
|
};
|
|
Volume.prototype.readlink = function (path, a, b) {
|
|
var _a = getDefaultOptsAndCb(a, b), opts = _a[0], callback = _a[1];
|
|
var filename = pathToFilename(path);
|
|
this.wrapAsync(this.readlinkBase, [filename, opts.encoding], callback);
|
|
};
|
|
Volume.prototype.fsyncBase = function (fd) {
|
|
this.getFileByFdOrThrow(fd, 'fsync');
|
|
};
|
|
Volume.prototype.fsyncSync = function (fd) {
|
|
this.fsyncBase(fd);
|
|
};
|
|
Volume.prototype.fsync = function (fd, callback) {
|
|
this.wrapAsync(this.fsyncBase, [fd], callback);
|
|
};
|
|
Volume.prototype.fdatasyncBase = function (fd) {
|
|
this.getFileByFdOrThrow(fd, 'fdatasync');
|
|
};
|
|
Volume.prototype.fdatasyncSync = function (fd) {
|
|
this.fdatasyncBase(fd);
|
|
};
|
|
Volume.prototype.fdatasync = function (fd, callback) {
|
|
this.wrapAsync(this.fdatasyncBase, [fd], callback);
|
|
};
|
|
Volume.prototype.ftruncateBase = function (fd, len) {
|
|
var file = this.getFileByFdOrThrow(fd, 'ftruncate');
|
|
file.truncate(len);
|
|
};
|
|
Volume.prototype.ftruncateSync = function (fd, len) {
|
|
this.ftruncateBase(fd, len);
|
|
};
|
|
Volume.prototype.ftruncate = function (fd, a, b) {
|
|
var len = typeof a === 'number' ? a : 0;
|
|
var callback = validateCallback(typeof a === 'number' ? b : a);
|
|
this.wrapAsync(this.ftruncateBase, [fd, len], callback);
|
|
};
|
|
Volume.prototype.truncateBase = function (path, len) {
|
|
var fd = this.openSync(path, 'r+');
|
|
try {
|
|
this.ftruncateSync(fd, len);
|
|
}
|
|
finally {
|
|
this.closeSync(fd);
|
|
}
|
|
};
|
|
Volume.prototype.truncateSync = function (id, len) {
|
|
if (isFd(id))
|
|
return this.ftruncateSync(id, len);
|
|
this.truncateBase(id, len);
|
|
};
|
|
Volume.prototype.truncate = function (id, a, b) {
|
|
var len = typeof a === 'number' ? a : 0;
|
|
var callback = validateCallback(typeof a === 'number' ? b : a);
|
|
if (isFd(id))
|
|
return this.ftruncate(id, len, callback);
|
|
this.wrapAsync(this.truncateBase, [id, len], callback);
|
|
};
|
|
Volume.prototype.futimesBase = function (fd, atime, mtime) {
|
|
var file = this.getFileByFdOrThrow(fd, 'futimes');
|
|
var node = file.node;
|
|
node.atime = new Date(atime * 1000);
|
|
node.mtime = new Date(mtime * 1000);
|
|
};
|
|
Volume.prototype.futimesSync = function (fd, atime, mtime) {
|
|
this.futimesBase(fd, toUnixTimestamp(atime), toUnixTimestamp(mtime));
|
|
};
|
|
Volume.prototype.futimes = function (fd, atime, mtime, callback) {
|
|
this.wrapAsync(this.futimesBase, [fd, toUnixTimestamp(atime), toUnixTimestamp(mtime)], callback);
|
|
};
|
|
Volume.prototype.utimesBase = function (filename, atime, mtime) {
|
|
var fd = this.openSync(filename, 'r+');
|
|
try {
|
|
this.futimesBase(fd, atime, mtime);
|
|
}
|
|
finally {
|
|
this.closeSync(fd);
|
|
}
|
|
};
|
|
Volume.prototype.utimesSync = function (path, atime, mtime) {
|
|
this.utimesBase(pathToFilename(path), toUnixTimestamp(atime), toUnixTimestamp(mtime));
|
|
};
|
|
Volume.prototype.utimes = function (path, atime, mtime, callback) {
|
|
this.wrapAsync(this.utimesBase, [pathToFilename(path), toUnixTimestamp(atime), toUnixTimestamp(mtime)], callback);
|
|
};
|
|
Volume.prototype.mkdirBase = function (filename, modeNum) {
|
|
var steps = filenameToSteps(filename);
|
|
// This will throw if user tries to create root dir `fs.mkdirSync('/')`.
|
|
if (!steps.length) {
|
|
throw createError(EEXIST, 'mkdir', filename);
|
|
}
|
|
var dir = this.getLinkParentAsDirOrThrow(filename, 'mkdir');
|
|
// Check path already exists.
|
|
var name = steps[steps.length - 1];
|
|
if (dir.getChild(name))
|
|
throw createError(EEXIST, 'mkdir', filename);
|
|
dir.createChild(name, this.createNode(true, modeNum));
|
|
};
|
|
/**
|
|
* Creates directory tree recursively.
|
|
* @param filename
|
|
* @param modeNum
|
|
*/
|
|
Volume.prototype.mkdirpBase = function (filename, modeNum) {
|
|
var steps = filenameToSteps(filename);
|
|
var link = this.root;
|
|
for (var i = 0; i < steps.length; i++) {
|
|
var step = steps[i];
|
|
if (!link.getNode().isDirectory())
|
|
throw createError(ENOTDIR, 'mkdir', link.getPath());
|
|
var child = link.getChild(step);
|
|
if (child) {
|
|
if (child.getNode().isDirectory())
|
|
link = child;
|
|
else
|
|
throw createError(ENOTDIR, 'mkdir', child.getPath());
|
|
}
|
|
else {
|
|
link = link.createChild(step, this.createNode(true, modeNum));
|
|
}
|
|
}
|
|
};
|
|
Volume.prototype.mkdirSync = function (path, options) {
|
|
var opts = getMkdirOptions(options);
|
|
var modeNum = modeToNumber(opts.mode, 511);
|
|
var filename = pathToFilename(path);
|
|
if (opts.recursive)
|
|
this.mkdirpBase(filename, modeNum);
|
|
else
|
|
this.mkdirBase(filename, modeNum);
|
|
};
|
|
Volume.prototype.mkdir = function (path, a, b) {
|
|
var opts = getMkdirOptions(a);
|
|
var callback = validateCallback(typeof a === 'function' ? a : b);
|
|
var modeNum = modeToNumber(opts.mode, 511);
|
|
var filename = pathToFilename(path);
|
|
if (opts.recursive)
|
|
this.wrapAsync(this.mkdirpBase, [filename, modeNum], callback);
|
|
else
|
|
this.wrapAsync(this.mkdirBase, [filename, modeNum], callback);
|
|
};
|
|
// legacy interface
|
|
Volume.prototype.mkdirpSync = function (path, mode) {
|
|
this.mkdirSync(path, { mode: mode, recursive: true });
|
|
};
|
|
Volume.prototype.mkdirp = function (path, a, b) {
|
|
var mode = typeof a === 'function' ? undefined : a;
|
|
var callback = validateCallback(typeof a === 'function' ? a : b);
|
|
this.mkdir(path, { mode: mode, recursive: true }, callback);
|
|
};
|
|
Volume.prototype.mkdtempBase = function (prefix, encoding, retry) {
|
|
if (retry === void 0) { retry = 5; }
|
|
var filename = prefix + this.genRndStr();
|
|
try {
|
|
this.mkdirBase(filename, 511 /* DIR */);
|
|
return encoding_1.strToEncoding(filename, encoding);
|
|
}
|
|
catch (err) {
|
|
if (err.code === EEXIST) {
|
|
if (retry > 1)
|
|
return this.mkdtempBase(prefix, encoding, retry - 1);
|
|
else
|
|
throw Error('Could not create temp dir.');
|
|
}
|
|
else
|
|
throw err;
|
|
}
|
|
};
|
|
Volume.prototype.mkdtempSync = function (prefix, options) {
|
|
var encoding = getDefaultOpts(options).encoding;
|
|
if (!prefix || typeof prefix !== 'string')
|
|
throw new TypeError('filename prefix is required');
|
|
nullCheck(prefix);
|
|
return this.mkdtempBase(prefix, encoding);
|
|
};
|
|
Volume.prototype.mkdtemp = function (prefix, a, b) {
|
|
var _a = getDefaultOptsAndCb(a, b), encoding = _a[0].encoding, callback = _a[1];
|
|
if (!prefix || typeof prefix !== 'string')
|
|
throw new TypeError('filename prefix is required');
|
|
if (!nullCheck(prefix))
|
|
return;
|
|
this.wrapAsync(this.mkdtempBase, [prefix, encoding], callback);
|
|
};
|
|
Volume.prototype.rmdirBase = function (filename, options) {
|
|
var opts = getRmdirOptions(options);
|
|
var link = this.getLinkAsDirOrThrow(filename, 'rmdir');
|
|
// Check directory is empty.
|
|
if (link.length && !opts.recursive)
|
|
throw createError(ENOTEMPTY, 'rmdir', filename);
|
|
this.deleteLink(link);
|
|
};
|
|
Volume.prototype.rmdirSync = function (path, options) {
|
|
this.rmdirBase(pathToFilename(path), options);
|
|
};
|
|
Volume.prototype.rmdir = function (path, a, b) {
|
|
var opts = getRmdirOptions(a);
|
|
var callback = validateCallback(typeof a === 'function' ? a : b);
|
|
this.wrapAsync(this.rmdirBase, [pathToFilename(path), opts], callback);
|
|
};
|
|
Volume.prototype.fchmodBase = function (fd, modeNum) {
|
|
var file = this.getFileByFdOrThrow(fd, 'fchmod');
|
|
file.chmod(modeNum);
|
|
};
|
|
Volume.prototype.fchmodSync = function (fd, mode) {
|
|
this.fchmodBase(fd, modeToNumber(mode));
|
|
};
|
|
Volume.prototype.fchmod = function (fd, mode, callback) {
|
|
this.wrapAsync(this.fchmodBase, [fd, modeToNumber(mode)], callback);
|
|
};
|
|
Volume.prototype.chmodBase = function (filename, modeNum) {
|
|
var fd = this.openSync(filename, 'r+');
|
|
try {
|
|
this.fchmodBase(fd, modeNum);
|
|
}
|
|
finally {
|
|
this.closeSync(fd);
|
|
}
|
|
};
|
|
Volume.prototype.chmodSync = function (path, mode) {
|
|
var modeNum = modeToNumber(mode);
|
|
var filename = pathToFilename(path);
|
|
this.chmodBase(filename, modeNum);
|
|
};
|
|
Volume.prototype.chmod = function (path, mode, callback) {
|
|
var modeNum = modeToNumber(mode);
|
|
var filename = pathToFilename(path);
|
|
this.wrapAsync(this.chmodBase, [filename, modeNum], callback);
|
|
};
|
|
Volume.prototype.lchmodBase = function (filename, modeNum) {
|
|
var fd = this.openBase(filename, O_RDWR, 0, false);
|
|
try {
|
|
this.fchmodBase(fd, modeNum);
|
|
}
|
|
finally {
|
|
this.closeSync(fd);
|
|
}
|
|
};
|
|
Volume.prototype.lchmodSync = function (path, mode) {
|
|
var modeNum = modeToNumber(mode);
|
|
var filename = pathToFilename(path);
|
|
this.lchmodBase(filename, modeNum);
|
|
};
|
|
Volume.prototype.lchmod = function (path, mode, callback) {
|
|
var modeNum = modeToNumber(mode);
|
|
var filename = pathToFilename(path);
|
|
this.wrapAsync(this.lchmodBase, [filename, modeNum], callback);
|
|
};
|
|
Volume.prototype.fchownBase = function (fd, uid, gid) {
|
|
this.getFileByFdOrThrow(fd, 'fchown').chown(uid, gid);
|
|
};
|
|
Volume.prototype.fchownSync = function (fd, uid, gid) {
|
|
validateUid(uid);
|
|
validateGid(gid);
|
|
this.fchownBase(fd, uid, gid);
|
|
};
|
|
Volume.prototype.fchown = function (fd, uid, gid, callback) {
|
|
validateUid(uid);
|
|
validateGid(gid);
|
|
this.wrapAsync(this.fchownBase, [fd, uid, gid], callback);
|
|
};
|
|
Volume.prototype.chownBase = function (filename, uid, gid) {
|
|
var link = this.getResolvedLinkOrThrow(filename, 'chown');
|
|
var node = link.getNode();
|
|
node.chown(uid, gid);
|
|
// if(node.isFile() || node.isSymlink()) {
|
|
//
|
|
// } else if(node.isDirectory()) {
|
|
//
|
|
// } else {
|
|
// TODO: What do we do here?
|
|
// }
|
|
};
|
|
Volume.prototype.chownSync = function (path, uid, gid) {
|
|
validateUid(uid);
|
|
validateGid(gid);
|
|
this.chownBase(pathToFilename(path), uid, gid);
|
|
};
|
|
Volume.prototype.chown = function (path, uid, gid, callback) {
|
|
validateUid(uid);
|
|
validateGid(gid);
|
|
this.wrapAsync(this.chownBase, [pathToFilename(path), uid, gid], callback);
|
|
};
|
|
Volume.prototype.lchownBase = function (filename, uid, gid) {
|
|
this.getLinkOrThrow(filename, 'lchown')
|
|
.getNode()
|
|
.chown(uid, gid);
|
|
};
|
|
Volume.prototype.lchownSync = function (path, uid, gid) {
|
|
validateUid(uid);
|
|
validateGid(gid);
|
|
this.lchownBase(pathToFilename(path), uid, gid);
|
|
};
|
|
Volume.prototype.lchown = function (path, uid, gid, callback) {
|
|
validateUid(uid);
|
|
validateGid(gid);
|
|
this.wrapAsync(this.lchownBase, [pathToFilename(path), uid, gid], callback);
|
|
};
|
|
Volume.prototype.watchFile = function (path, a, b) {
|
|
var filename = pathToFilename(path);
|
|
var options = a;
|
|
var listener = b;
|
|
if (typeof options === 'function') {
|
|
listener = a;
|
|
options = null;
|
|
}
|
|
if (typeof listener !== 'function') {
|
|
throw Error('"watchFile()" requires a listener function');
|
|
}
|
|
var interval = 5007;
|
|
var persistent = true;
|
|
if (options && typeof options === 'object') {
|
|
if (typeof options.interval === 'number')
|
|
interval = options.interval;
|
|
if (typeof options.persistent === 'boolean')
|
|
persistent = options.persistent;
|
|
}
|
|
var 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;
|
|
};
|
|
Volume.prototype.unwatchFile = function (path, listener) {
|
|
var filename = pathToFilename(path);
|
|
var 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];
|
|
}
|
|
};
|
|
Volume.prototype.createReadStream = function (path, options) {
|
|
return new this.ReadStream(path, options);
|
|
};
|
|
Volume.prototype.createWriteStream = function (path, options) {
|
|
return new this.WriteStream(path, options);
|
|
};
|
|
// watch(path: PathLike): FSWatcher;
|
|
// watch(path: PathLike, options?: IWatchOptions | string): FSWatcher;
|
|
Volume.prototype.watch = function (path, options, listener) {
|
|
var filename = pathToFilename(path);
|
|
var givenOptions = options;
|
|
if (typeof options === 'function') {
|
|
listener = options;
|
|
givenOptions = null;
|
|
}
|
|
// tslint:disable-next-line prefer-const
|
|
var _a = getDefaultOpts(givenOptions), persistent = _a.persistent, recursive = _a.recursive, encoding = _a.encoding;
|
|
if (persistent === undefined)
|
|
persistent = true;
|
|
if (recursive === undefined)
|
|
recursive = false;
|
|
var watcher = new this.FSWatcher();
|
|
watcher.start(filename, persistent, recursive, encoding);
|
|
if (listener) {
|
|
watcher.addListener('change', listener);
|
|
}
|
|
return watcher;
|
|
};
|
|
/**
|
|
* Global file descriptor counter. UNIX file descriptors start from 0 and go sequentially
|
|
* up, so here, in order not to conflict with them, we choose some big number and descrease
|
|
* the file descriptor of every new opened file.
|
|
* @type {number}
|
|
* @todo This should not be static, right?
|
|
*/
|
|
Volume.fd = 0x7fffffff;
|
|
return Volume;
|
|
}());
|
|
exports.Volume = Volume;
|
|
function emitStop(self) {
|
|
self.emit('stop');
|
|
}
|
|
var StatWatcher = /** @class */ (function (_super) {
|
|
__extends(StatWatcher, _super);
|
|
function StatWatcher(vol) {
|
|
var _this = _super.call(this) || this;
|
|
_this.onInterval = function () {
|
|
try {
|
|
var 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;
|
|
return _this;
|
|
}
|
|
StatWatcher.prototype.loop = function () {
|
|
this.timeoutRef = this.setTimeout(this.onInterval, this.interval);
|
|
};
|
|
StatWatcher.prototype.hasChanged = function (stats) {
|
|
// if(!this.prev) return false;
|
|
if (stats.mtimeMs > this.prev.mtimeMs)
|
|
return true;
|
|
if (stats.nlink !== this.prev.nlink)
|
|
return true;
|
|
return false;
|
|
};
|
|
StatWatcher.prototype.start = function (path, persistent, interval) {
|
|
if (persistent === void 0) { persistent = true; }
|
|
if (interval === void 0) { interval = 5007; }
|
|
this.filename = pathToFilename(path);
|
|
this.setTimeout = persistent ? setTimeout : setTimeoutUnref_1.default;
|
|
this.interval = interval;
|
|
this.prev = this.vol.statSync(this.filename);
|
|
this.loop();
|
|
};
|
|
StatWatcher.prototype.stop = function () {
|
|
clearTimeout(this.timeoutRef);
|
|
process_1.default.nextTick(emitStop, this);
|
|
};
|
|
return StatWatcher;
|
|
}(events_1.EventEmitter));
|
|
exports.StatWatcher = StatWatcher;
|
|
var pool;
|
|
function allocNewPool(poolSize) {
|
|
pool = 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({}, getOptions(options, {}));
|
|
if (options.highWaterMark === undefined)
|
|
options.highWaterMark = 64 * 1024;
|
|
stream_1.Readable.call(this, options);
|
|
this.path = pathToFilename(path);
|
|
this.fd = options.fd === undefined ? null : options.fd;
|
|
this.flags = options.flags === undefined ? 'r' : options.flags;
|
|
this.mode = options.mode === undefined ? 438 : 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, function (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(function (err2) {
|
|
cb(err || err2);
|
|
});
|
|
};
|
|
FsReadStream.prototype.close = function (cb) {
|
|
var _this = this;
|
|
if (cb)
|
|
this.once('close', cb);
|
|
if (this.closed || typeof this.fd !== 'number') {
|
|
if (typeof this.fd !== 'number') {
|
|
this.once('open', closeOnOpen);
|
|
return;
|
|
}
|
|
return process_1.default.nextTick(function () { return _this.emit('close'); });
|
|
}
|
|
this.closed = true;
|
|
this._vol.close(this.fd, function (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({}, getOptions(options, {}));
|
|
stream_1.Writable.call(this, options);
|
|
this.path = pathToFilename(path);
|
|
this.fd = options.fd === undefined ? null : options.fd;
|
|
this.flags = options.flags === undefined ? 'w' : options.flags;
|
|
this.mode = options.mode === undefined ? 438 : options.mode;
|
|
this.start = options.start;
|
|
this.autoClose = options.autoClose === undefined ? true : !!options.autoClose;
|
|
this.pos = undefined;
|
|
this.bytesWritten = 0;
|
|
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.emit('open', fd);
|
|
}.bind(this));
|
|
};
|
|
FsWriteStream.prototype._write = function (data, encoding, cb) {
|
|
if (!(data instanceof buffer_1.Buffer))
|
|
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, function (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);
|
|
});
|
|
}
|
|
var self = this; // tslint:disable-line no-this-assignment
|
|
var len = data.length;
|
|
var 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;
|
|
}
|
|
var buf = buffer_1.Buffer.concat(chunks);
|
|
this._vol.write(this.fd, buf, 0, buf.length, this.pos, function (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._destroy = FsReadStream.prototype._destroy;
|
|
FsWriteStream.prototype.close = FsReadStream.prototype.close;
|
|
// There is no shutdown() for files.
|
|
FsWriteStream.prototype.destroySoon = FsWriteStream.prototype.end;
|
|
// ---------------------------------------- FSWatcher
|
|
var FSWatcher = /** @class */ (function (_super) {
|
|
__extends(FSWatcher, _super);
|
|
function FSWatcher(vol) {
|
|
var _this = _super.call(this) || this;
|
|
_this._filename = '';
|
|
_this._filenameEncoded = '';
|
|
// _persistent: boolean = true;
|
|
_this._recursive = false;
|
|
_this._encoding = encoding_1.ENCODING_UTF8;
|
|
_this._onNodeChange = function () {
|
|
_this._emit('change');
|
|
};
|
|
_this._onParentChild = function (link) {
|
|
if (link.getName() === _this._getName()) {
|
|
_this._emit('rename');
|
|
}
|
|
};
|
|
_this._emit = function (type) {
|
|
_this.emit('change', type, _this._filenameEncoded);
|
|
};
|
|
_this._persist = function () {
|
|
_this._timer = setTimeout(_this._persist, 1e6);
|
|
};
|
|
_this._vol = vol;
|
|
return _this;
|
|
// 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);
|
|
// }
|
|
// };
|
|
}
|
|
FSWatcher.prototype._getName = function () {
|
|
return this._steps[this._steps.length - 1];
|
|
};
|
|
FSWatcher.prototype.start = function (path, persistent, recursive, encoding) {
|
|
if (persistent === void 0) { persistent = true; }
|
|
if (recursive === void 0) { recursive = false; }
|
|
if (encoding === void 0) { encoding = encoding_1.ENCODING_UTF8; }
|
|
this._filename = pathToFilename(path);
|
|
this._steps = filenameToSteps(this._filename);
|
|
this._filenameEncoded = encoding_1.strToEncoding(this._filename);
|
|
// this._persistent = persistent;
|
|
this._recursive = recursive;
|
|
this._encoding = encoding;
|
|
try {
|
|
this._link = this._vol.getLinkOrThrow(this._filename, 'FSWatcher');
|
|
}
|
|
catch (err) {
|
|
var error = new Error("watch " + this._filename + " " + err.code);
|
|
error.code = err.code;
|
|
error.errno = err.code;
|
|
throw error;
|
|
}
|
|
this._link.getNode().on('change', this._onNodeChange);
|
|
this._link.on('child:add', this._onNodeChange);
|
|
this._link.on('child:delete', this._onNodeChange);
|
|
var 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();
|
|
};
|
|
FSWatcher.prototype.close = function () {
|
|
clearTimeout(this._timer);
|
|
this._link.getNode().removeListener('change', this._onNodeChange);
|
|
var parent = this._link.parent;
|
|
if (parent) {
|
|
// parent.removeListener('child:add', this._onParentChild);
|
|
parent.removeListener('child:delete', this._onParentChild);
|
|
}
|
|
};
|
|
return FSWatcher;
|
|
}(events_1.EventEmitter));
|
|
exports.FSWatcher = FSWatcher;
|
|
|