add hw2

node_modules/@nodelib/fs.walk/out/index.d.ts

@@ -0,0 +1,14 @@
+/// <reference types="node" />
+import type { Readable } from 'stream';
+import type { Dirent, FileSystemAdapter } from '@nodelib/fs.scandir';
+import { AsyncCallback } from './providers/async';
+import Settings, { DeepFilterFunction, EntryFilterFunction, ErrorFilterFunction, Options } from './settings';
+import type { Entry } from './types';
+declare function walk(directory: string, callback: AsyncCallback): void;
+declare function walk(directory: string, optionsOrSettings: Options | Settings, callback: AsyncCallback): void;
+declare namespace walk {
+    function __promisify__(directory: string, optionsOrSettings?: Options | Settings): Promise<Entry[]>;
+}
+declare function walkSync(directory: string, optionsOrSettings?: Options | Settings): Entry[];
+declare function walkStream(directory: string, optionsOrSettings?: Options | Settings): Readable;
+export { walk, walkSync, walkStream, Settings, AsyncCallback, Dirent, Entry, FileSystemAdapter, Options, DeepFilterFunction, EntryFilterFunction, ErrorFilterFunction };

node_modules/@nodelib/fs.walk/out/index.js

@@ -0,0 +1,34 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.Settings = exports.walkStream = exports.walkSync = exports.walk = void 0;
+const async_1 = require("./providers/async");
+const stream_1 = require("./providers/stream");
+const sync_1 = require("./providers/sync");
+const settings_1 = require("./settings");
+exports.Settings = settings_1.default;
+function walk(directory, optionsOrSettingsOrCallback, callback) {
+    if (typeof optionsOrSettingsOrCallback === 'function') {
+        new async_1.default(directory, getSettings()).read(optionsOrSettingsOrCallback);
+        return;
+    }
+    new async_1.default(directory, getSettings(optionsOrSettingsOrCallback)).read(callback);
+}
+exports.walk = walk;
+function walkSync(directory, optionsOrSettings) {
+    const settings = getSettings(optionsOrSettings);
+    const provider = new sync_1.default(directory, settings);
+    return provider.read();
+}
+exports.walkSync = walkSync;
+function walkStream(directory, optionsOrSettings) {
+    const settings = getSettings(optionsOrSettings);
+    const provider = new stream_1.default(directory, settings);
+    return provider.read();
+}
+exports.walkStream = walkStream;
+function getSettings(settingsOrOptions = {}) {
+    if (settingsOrOptions instanceof settings_1.default) {
+        return settingsOrOptions;
+    }
+    return new settings_1.default(settingsOrOptions);
+}

node_modules/@nodelib/fs.walk/out/providers/async.d.ts

@@ -0,0 +1,12 @@
+import AsyncReader from '../readers/async';
+import type Settings from '../settings';
+import type { Entry, Errno } from '../types';
+export declare type AsyncCallback = (error: Errno, entries: Entry[]) => void;
+export default class AsyncProvider {
+    private readonly _root;
+    private readonly _settings;
+    protected readonly _reader: AsyncReader;
+    private readonly _storage;
+    constructor(_root: string, _settings: Settings);
+    read(callback: AsyncCallback): void;
+}

node_modules/@nodelib/fs.walk/out/providers/async.js

@@ -0,0 +1,30 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+const async_1 = require("../readers/async");
+class AsyncProvider {
+    constructor(_root, _settings) {
+        this._root = _root;
+        this._settings = _settings;
+        this._reader = new async_1.default(this._root, this._settings);
+        this._storage = [];
+    }
+    read(callback) {
+        this._reader.onError((error) => {
+            callFailureCallback(callback, error);
+        });
+        this._reader.onEntry((entry) => {
+            this._storage.push(entry);
+        });
+        this._reader.onEnd(() => {
+            callSuccessCallback(callback, this._storage);
+        });
+        this._reader.read();
+    }
+}
+exports.default = AsyncProvider;
+function callFailureCallback(callback, error) {
+    callback(error);
+}
+function callSuccessCallback(callback, entries) {
+    callback(null, entries);
+}

node_modules/@nodelib/fs.walk/out/providers/index.d.ts

@@ -0,0 +1,4 @@
+import AsyncProvider from './async';
+import StreamProvider from './stream';
+import SyncProvider from './sync';
+export { AsyncProvider, StreamProvider, SyncProvider };

node_modules/@nodelib/fs.walk/out/providers/index.js

@@ -0,0 +1,9 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.SyncProvider = exports.StreamProvider = exports.AsyncProvider = void 0;
+const async_1 = require("./async");
+exports.AsyncProvider = async_1.default;
+const stream_1 = require("./stream");
+exports.StreamProvider = stream_1.default;
+const sync_1 = require("./sync");
+exports.SyncProvider = sync_1.default;

node_modules/@nodelib/fs.walk/out/providers/stream.d.ts

@@ -0,0 +1,12 @@
+/// <reference types="node" />
+import { Readable } from 'stream';
+import AsyncReader from '../readers/async';
+import type Settings from '../settings';
+export default class StreamProvider {
+    private readonly _root;
+    private readonly _settings;
+    protected readonly _reader: AsyncReader;
+    protected readonly _stream: Readable;
+    constructor(_root: string, _settings: Settings);
+    read(): Readable;
+}

node_modules/@nodelib/fs.walk/out/providers/stream.js

@@ -0,0 +1,34 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+const stream_1 = require("stream");
+const async_1 = require("../readers/async");
+class StreamProvider {
+    constructor(_root, _settings) {
+        this._root = _root;
+        this._settings = _settings;
+        this._reader = new async_1.default(this._root, this._settings);
+        this._stream = new stream_1.Readable({
+            objectMode: true,
+            read: () => { },
+            destroy: () => {
+                if (!this._reader.isDestroyed) {
+                    this._reader.destroy();
+                }
+            }
+        });
+    }
+    read() {
+        this._reader.onError((error) => {
+            this._stream.emit('error', error);
+        });
+        this._reader.onEntry((entry) => {
+            this._stream.push(entry);
+        });
+        this._reader.onEnd(() => {
+            this._stream.push(null);
+        });
+        this._reader.read();
+        return this._stream;
+    }
+}
+exports.default = StreamProvider;

node_modules/@nodelib/fs.walk/out/providers/sync.d.ts

@@ -0,0 +1,10 @@
+import SyncReader from '../readers/sync';
+import type Settings from '../settings';
+import type { Entry } from '../types';
+export default class SyncProvider {
+    private readonly _root;
+    private readonly _settings;
+    protected readonly _reader: SyncReader;
+    constructor(_root: string, _settings: Settings);
+    read(): Entry[];
+}

node_modules/@nodelib/fs.walk/out/providers/sync.js

@@ -0,0 +1,14 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+const sync_1 = require("../readers/sync");
+class SyncProvider {
+    constructor(_root, _settings) {
+        this._root = _root;
+        this._settings = _settings;
+        this._reader = new sync_1.default(this._root, this._settings);
+    }
+    read() {
+        return this._reader.read();
+    }
+}
+exports.default = SyncProvider;

node_modules/@nodelib/fs.walk/out/readers/async.d.ts

@@ -0,0 +1,30 @@
+/// <reference types="node" />
+import { EventEmitter } from 'events';
+import * as fsScandir from '@nodelib/fs.scandir';
+import type Settings from '../settings';
+import type { Entry, Errno } from '../types';
+import Reader from './reader';
+declare type EntryEventCallback = (entry: Entry) => void;
+declare type ErrorEventCallback = (error: Errno) => void;
+declare type EndEventCallback = () => void;
+export default class AsyncReader extends Reader {
+    protected readonly _settings: Settings;
+    protected readonly _scandir: typeof fsScandir.scandir;
+    protected readonly _emitter: EventEmitter;
+    private readonly _queue;
+    private _isFatalError;
+    private _isDestroyed;
+    constructor(_root: string, _settings: Settings);
+    read(): EventEmitter;
+    get isDestroyed(): boolean;
+    destroy(): void;
+    onEntry(callback: EntryEventCallback): void;
+    onError(callback: ErrorEventCallback): void;
+    onEnd(callback: EndEventCallback): void;
+    private _pushToQueue;
+    private _worker;
+    private _handleError;
+    private _handleEntry;
+    private _emitEntry;
+}
+export {};

node_modules/@nodelib/fs.walk/out/readers/async.js

@@ -0,0 +1,97 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+const events_1 = require("events");
+const fsScandir = require("@nodelib/fs.scandir");
+const fastq = require("fastq");
+const common = require("./common");
+const reader_1 = require("./reader");
+class AsyncReader extends reader_1.default {
+    constructor(_root, _settings) {
+        super(_root, _settings);
+        this._settings = _settings;
+        this._scandir = fsScandir.scandir;
+        this._emitter = new events_1.EventEmitter();
+        this._queue = fastq(this._worker.bind(this), this._settings.concurrency);
+        this._isFatalError = false;
+        this._isDestroyed = false;
+        this._queue.drain = () => {
+            if (!this._isFatalError) {
+                this._emitter.emit('end');
+            }
+        };
+    }
+    read() {
+        this._isFatalError = false;
+        this._isDestroyed = false;
+        setImmediate(() => {
+            this._pushToQueue(this._root, this._settings.basePath);
+        });
+        return this._emitter;
+    }
+    get isDestroyed() {
+        return this._isDestroyed;
+    }
+    destroy() {
+        if (this._isDestroyed) {
+            throw new Error('The reader is already destroyed');
+        }
+        this._isDestroyed = true;
+        this._queue.killAndDrain();
+    }
+    onEntry(callback) {
+        this._emitter.on('entry', callback);
+    }
+    onError(callback) {
+        this._emitter.once('error', callback);
+    }
+    onEnd(callback) {
+        this._emitter.once('end', callback);
+    }
+    _pushToQueue(directory, base) {
+        const queueItem = { directory, base };
+        this._queue.push(queueItem, (error) => {
+            if (error !== null) {
+                this._handleError(error);
+            }
+        });
+    }
+    _worker(item, done) {
+        this._scandir(item.directory, this._settings.fsScandirSettings, (error, entries) => {
+            if (error !== null) {
+                done(error, undefined);
+                return;
+            }
+            for (const entry of entries) {
+                this._handleEntry(entry, item.base);
+            }
+            done(null, undefined);
+        });
+    }
+    _handleError(error) {
+        if (this._isDestroyed || !common.isFatalError(this._settings, error)) {
+            return;
+        }
+        this._isFatalError = true;
+        this._isDestroyed = true;
+        this._emitter.emit('error', error);
+    }
+    _handleEntry(entry, base) {
+        if (this._isDestroyed || this._isFatalError) {
+            return;
+        }
+        const fullpath = entry.path;
+        if (base !== undefined) {
+            entry.path = common.joinPathSegments(base, entry.name, this._settings.pathSegmentSeparator);
+        }
+        if (common.isAppliedFilter(this._settings.entryFilter, entry)) {
+            this._emitEntry(entry);
+        }
+        if (entry.dirent.isDirectory() && common.isAppliedFilter(this._settings.deepFilter, entry)) {
+            this._pushToQueue(fullpath, base === undefined ? undefined : entry.path);
+        }
+    }
+    _emitEntry(entry) {
+        this._emitter.emit('entry', entry);
+    }
+}
+exports.default = AsyncReader;

node_modules/@nodelib/fs.walk/out/readers/common.d.ts

@@ -0,0 +1,7 @@
+import type { FilterFunction } from '../settings';
+import type Settings from '../settings';
+import type { Errno } from '../types';
+export declare function isFatalError(settings: Settings, error: Errno): boolean;
+export declare function isAppliedFilter<T>(filter: FilterFunction<T> | null, value: T): boolean;
+export declare function replacePathSegmentSeparator(filepath: string, separator: string): string;
+export declare function joinPathSegments(a: string, b: string, separator: string): string;

node_modules/@nodelib/fs.walk/out/readers/common.js

@@ -0,0 +1,31 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.joinPathSegments = exports.replacePathSegmentSeparator = exports.isAppliedFilter = exports.isFatalError = void 0;
+function isFatalError(settings, error) {
+    if (settings.errorFilter === null) {
+        return true;
+    }
+    return !settings.errorFilter(error);
+}
+exports.isFatalError = isFatalError;
+function isAppliedFilter(filter, value) {
+    return filter === null || filter(value);
+}
+exports.isAppliedFilter = isAppliedFilter;
+function replacePathSegmentSeparator(filepath, separator) {
+    return filepath.split(/[/\\]/).join(separator);
+}
+exports.replacePathSegmentSeparator = replacePathSegmentSeparator;
+function joinPathSegments(a, b, separator) {
+    if (a === '') {
+        return b;
+    }
+    /**
+     * The correct handling of cases when the first segment is a root (`/`, `C:/`) or UNC path (`//?/C:/`).
+     */
+    if (a.endsWith(separator)) {
+        return a + b;
+    }
+    return a + separator + b;
+}
+exports.joinPathSegments = joinPathSegments;

node_modules/@nodelib/fs.walk/out/readers/reader.d.ts

@@ -0,0 +1,6 @@
+import type Settings from '../settings';
+export default class Reader {
+    protected readonly _root: string;
+    protected readonly _settings: Settings;
+    constructor(_root: string, _settings: Settings);
+}

node_modules/@nodelib/fs.walk/out/readers/reader.js

@@ -0,0 +1,11 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+const common = require("./common");
+class Reader {
+    constructor(_root, _settings) {
+        this._root = _root;
+        this._settings = _settings;
+        this._root = common.replacePathSegmentSeparator(_root, _settings.pathSegmentSeparator);
+    }
+}
+exports.default = Reader;

node_modules/@nodelib/fs.walk/out/readers/sync.d.ts

@@ -0,0 +1,15 @@
+import * as fsScandir from '@nodelib/fs.scandir';
+import type { Entry } from '../types';
+import Reader from './reader';
+export default class SyncReader extends Reader {
+    protected readonly _scandir: typeof fsScandir.scandirSync;
+    private readonly _storage;
+    private readonly _queue;
+    read(): Entry[];
+    private _pushToQueue;
+    private _handleQueue;
+    private _handleDirectory;
+    private _handleError;
+    private _handleEntry;
+    private _pushToStorage;
+}

node_modules/@nodelib/fs.walk/out/readers/sync.js

@@ -0,0 +1,59 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+const fsScandir = require("@nodelib/fs.scandir");
+const common = require("./common");
+const reader_1 = require("./reader");
+class SyncReader extends reader_1.default {
+    constructor() {
+        super(...arguments);
+        this._scandir = fsScandir.scandirSync;
+        this._storage = [];
+        this._queue = new Set();
+    }
+    read() {
+        this._pushToQueue(this._root, this._settings.basePath);
+        this._handleQueue();
+        return this._storage;
+    }
+    _pushToQueue(directory, base) {
+        this._queue.add({ directory, base });
+    }
+    _handleQueue() {
+        for (const item of this._queue.values()) {
+            this._handleDirectory(item.directory, item.base);
+        }
+    }
+    _handleDirectory(directory, base) {
+        try {
+            const entries = this._scandir(directory, this._settings.fsScandirSettings);
+            for (const entry of entries) {
+                this._handleEntry(entry, base);
+            }
+        }
+        catch (error) {
+            this._handleError(error);
+        }
+    }
+    _handleError(error) {
+        if (!common.isFatalError(this._settings, error)) {
+            return;
+        }
+        throw error;
+    }
+    _handleEntry(entry, base) {
+        const fullpath = entry.path;
+        if (base !== undefined) {
+            entry.path = common.joinPathSegments(base, entry.name, this._settings.pathSegmentSeparator);
+        }
+        if (common.isAppliedFilter(this._settings.entryFilter, entry)) {
+            this._pushToStorage(entry);
+        }
+        if (entry.dirent.isDirectory() && common.isAppliedFilter(this._settings.deepFilter, entry)) {
+            this._pushToQueue(fullpath, base === undefined ? undefined : entry.path);
+        }
+    }
+    _pushToStorage(entry) {
+        this._storage.push(entry);
+    }
+}
+exports.default = SyncReader;

node_modules/@nodelib/fs.walk/out/settings.d.ts

@@ -0,0 +1,30 @@
+import * as fsScandir from '@nodelib/fs.scandir';
+import type { Entry, Errno } from './types';
+export declare type FilterFunction<T> = (value: T) => boolean;
+export declare type DeepFilterFunction = FilterFunction<Entry>;
+export declare type EntryFilterFunction = FilterFunction<Entry>;
+export declare type ErrorFilterFunction = FilterFunction<Errno>;
+export interface Options {
+    basePath?: string;
+    concurrency?: number;
+    deepFilter?: DeepFilterFunction;
+    entryFilter?: EntryFilterFunction;
+    errorFilter?: ErrorFilterFunction;
+    followSymbolicLinks?: boolean;
+    fs?: Partial<fsScandir.FileSystemAdapter>;
+    pathSegmentSeparator?: string;
+    stats?: boolean;
+    throwErrorOnBrokenSymbolicLink?: boolean;
+}
+export default class Settings {
+    private readonly _options;
+    readonly basePath?: string;
+    readonly concurrency: number;
+    readonly deepFilter: DeepFilterFunction | null;
+    readonly entryFilter: EntryFilterFunction | null;
+    readonly errorFilter: ErrorFilterFunction | null;
+    readonly pathSegmentSeparator: string;
+    readonly fsScandirSettings: fsScandir.Settings;
+    constructor(_options?: Options);
+    private _getValue;
+}

node_modules/@nodelib/fs.walk/out/settings.js

@@ -0,0 +1,26 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+const path = require("path");
+const fsScandir = require("@nodelib/fs.scandir");
+class Settings {
+    constructor(_options = {}) {
+        this._options = _options;
+        this.basePath = this._getValue(this._options.basePath, undefined);
+        this.concurrency = this._getValue(this._options.concurrency, Number.POSITIVE_INFINITY);
+        this.deepFilter = this._getValue(this._options.deepFilter, null);
+        this.entryFilter = this._getValue(this._options.entryFilter, null);
+        this.errorFilter = this._getValue(this._options.errorFilter, null);
+        this.pathSegmentSeparator = this._getValue(this._options.pathSegmentSeparator, path.sep);
+        this.fsScandirSettings = new fsScandir.Settings({
+            followSymbolicLinks: this._options.followSymbolicLinks,
+            fs: this._options.fs,
+            pathSegmentSeparator: this._options.pathSegmentSeparator,
+            stats: this._options.stats,
+            throwErrorOnBrokenSymbolicLink: this._options.throwErrorOnBrokenSymbolicLink
+        });
+    }
+    _getValue(option, value) {
+        return option !== null && option !== void 0 ? option : value;
+    }
+}
+exports.default = Settings;

node_modules/@nodelib/fs.walk/out/types/index.d.ts

@@ -0,0 +1,8 @@
+/// <reference types="node" />
+import type * as scandir from '@nodelib/fs.scandir';
+export declare type Entry = scandir.Entry;
+export declare type Errno = NodeJS.ErrnoException;
+export interface QueueItem {
+    directory: string;
+    base?: string;
+}

node_modules/@nodelib/fs.walk/out/types/index.js

@@ -0,0 +1,2 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });