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promises.d.ts	50694	0755	edit dl rm

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/**
 * The `fs/promises` API provides asynchronous file system methods that return
 * promises.
 *
 * The promise APIs use the underlying Node.js threadpool to perform file
 * system operations off the event loop thread. These operations are not
 * synchronized or threadsafe. Care must be taken when performing multiple
 * concurrent modifications on the same file or data corruption may occur.
 * @since v10.0.0
 */
declare module 'fs/promises' {
    import { Abortable } from 'node:events';
    import { Stream } from 'node:stream';
    import { ReadableStream } from 'node:stream/web';
    import {
        Stats,
        BigIntStats,
        StatOptions,
        WriteVResult,
        ReadVResult,
        PathLike,
        RmDirOptions,
        RmOptions,
        MakeDirectoryOptions,
        Dirent,
        OpenDirOptions,
        Dir,
        ObjectEncodingOptions,
        BufferEncodingOption,
        OpenMode,
        Mode,
        WatchOptions,
        WatchEventType,
        CopyOptions,
        ReadStream,
        WriteStream,
    } from 'node:fs';
    interface FileChangeInfo<T extends string | Buffer> {
        eventType: WatchEventType;
        filename: T;
    }
    interface FlagAndOpenMode {
        mode?: Mode | undefined;
        flag?: OpenMode | undefined;
    }
    interface FileReadResult<T extends NodeJS.ArrayBufferView> {
        bytesRead: number;
        buffer: T;
    }
    interface FileReadOptions<T extends NodeJS.ArrayBufferView = Buffer> {
        /**
         * @default `Buffer.alloc(0xffff)`
         */
        buffer?: T;
        /**
         * @default 0
         */
        offset?: number | null;
        /**
         * @default `buffer.byteLength`
         */
        length?: number | null;
        position?: number | null;
    }
    interface CreateReadStreamOptions {
        encoding?: BufferEncoding | null | undefined;
        autoClose?: boolean | undefined;
        emitClose?: boolean | undefined;
        start?: number | undefined;
        end?: number | undefined;
        highWaterMark?: number | undefined;
    }
    interface CreateWriteStreamOptions {
        encoding?: BufferEncoding | null | undefined;
        autoClose?: boolean | undefined;
        emitClose?: boolean | undefined;
        start?: number | undefined;
    }
    // TODO: Add `EventEmitter` close
    interface FileHandle {
        /**
         * The numeric file descriptor managed by the {FileHandle} object.
         * @since v10.0.0
         */
        readonly fd: number;
        /**
         * Alias of `filehandle.writeFile()`.
         *
         * When operating on file handles, the mode cannot be changed from what it was set
         * to with `fsPromises.open()`. Therefore, this is equivalent to `filehandle.writeFile()`.
         * @since v10.0.0
         * @return Fulfills with `undefined` upon success.
         */
        appendFile(data: string | Uint8Array, options?: (ObjectEncodingOptions & FlagAndOpenMode) | BufferEncoding | null): Promise<void>;
        /**
         * Changes the ownership of the file. A wrapper for [`chown(2)`](http://man7.org/linux/man-pages/man2/chown.2.html).
         * @since v10.0.0
         * @param uid The file's new owner's user id.
         * @param gid The file's new group's group id.
         * @return Fulfills with `undefined` upon success.
         */
        chown(uid: number, gid: number): Promise<void>;
        /**
         * Modifies the permissions on the file. See [`chmod(2)`](http://man7.org/linux/man-pages/man2/chmod.2.html).
         * @since v10.0.0
         * @param mode the file mode bit mask.
         * @return Fulfills with `undefined` upon success.
         */
        chmod(mode: Mode): Promise<void>;
        /**
         * Unlike the 16 kb default `highWaterMark` for a `stream.Readable`, the stream
         * returned by this method has a default `highWaterMark` of 64 kb.
         *
         * `options` can include `start` and `end` values to read a range of bytes from
         * the file instead of the entire file. Both `start` and `end` are inclusive and
         * start counting at 0, allowed values are in the
         * \[0, [`Number.MAX_SAFE_INTEGER`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Number/MAX_SAFE_INTEGER)\] range. If `start` is
         * omitted or `undefined`, `filehandle.createReadStream()` reads sequentially from
         * the current file position. The `encoding` can be any one of those accepted by `Buffer`.
         *
         * If the `FileHandle` points to a character device that only supports blocking
         * reads (such as keyboard or sound card), read operations do not finish until data
         * is available. This can prevent the process from exiting and the stream from
         * closing naturally.
         *
         * By default, the stream will emit a `'close'` event after it has been
         * destroyed.  Set the `emitClose` option to `false` to change this behavior.
         *
         * ```js
         * import { open } from 'fs/promises';
         *
         * const fd = await open('/dev/input/event0');
         * // Create a stream from some character device.
         * const stream = fd.createReadStream();
         * setTimeout(() => {
         *   stream.close(); // This may not close the stream.
         *   // Artificially marking end-of-stream, as if the underlying resource had
         *   // indicated end-of-file by itself, allows the stream to close.
         *   // This does not cancel pending read operations, and if there is such an
         *   // operation, the process may still not be able to exit successfully
         *   // until it finishes.
         *   stream.push(null);
         *   stream.read(0);
         * }, 100);
         * ```
         *
         * If `autoClose` is false, then the file descriptor won't be closed, even if
         * there's an error. It is the application's responsibility to close it and make
         * sure there's no file descriptor leak. If `autoClose` is set to true (default
         * behavior), on `'error'` or `'end'` the file descriptor will be closed
         * automatically.
         *
         * An example to read the last 10 bytes of a file which is 100 bytes long:
         *
         * ```js
         * import { open } from 'fs/promises';
         *
         * const fd = await open('sample.txt');
         * fd.createReadStream({ start: 90, end: 99 });
         * ```
         * @since v16.11.0
         */
        createReadStream(options?: CreateReadStreamOptions): ReadStream;
        /**
         * `options` may also include a `start` option to allow writing data at some
         * position past the beginning of the file, allowed values are in the
         * \[0, [`Number.MAX_SAFE_INTEGER`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Number/MAX_SAFE_INTEGER)\] range. Modifying a file rather than replacing
         * it may require the `flags` `open` option to be set to `r+` rather than the
         * default `r`. The `encoding` can be any one of those accepted by `Buffer`.
         *
         * If `autoClose` is set to true (default behavior) on `'error'` or `'finish'`the file descriptor will be closed automatically. If `autoClose` is false,
         * then the file descriptor won't be closed, even if there's an error.
         * It is the application's responsibility to close it and make sure there's no
         * file descriptor leak.
         *
         * By default, the stream will emit a `'close'` event after it has been
         * destroyed.  Set the `emitClose` option to `false` to change this behavior.
         * @since v16.11.0
         */
        createWriteStream(options?: CreateWriteStreamOptions): WriteStream;
        /**
         * Forces all currently queued I/O operations associated with the file to the
         * operating system's synchronized I/O completion state. Refer to the POSIX [`fdatasync(2)`](http://man7.org/linux/man-pages/man2/fdatasync.2.html) documentation for details.
         *
         * Unlike `filehandle.sync` this method does not flush modified metadata.
         * @since v10.0.0
         * @return Fulfills with `undefined` upon success.
         */
        datasync(): Promise<void>;
        /**
         * Request that all data for the open file descriptor is flushed to the storage
         * device. The specific implementation is operating system and device specific.
         * Refer to the POSIX [`fsync(2)`](http://man7.org/linux/man-pages/man2/fsync.2.html) documentation for more detail.
         * @since v10.0.0
         * @return Fufills with `undefined` upon success.
         */
        sync(): Promise<void>;
        /**
         * Reads data from the file and stores that in the given buffer.
         *
         * If the file is not modified concurrently, the end-of-file is reached when the
         * number of bytes read is zero.
         * @since v10.0.0
         * @param buffer A buffer that will be filled with the file data read.
         * @param offset The location in the buffer at which to start filling.
         * @param length The number of bytes to read.
         * @param position The location where to begin reading data from the file. If `null`, data will be read from the current file position, and the position will be updated. If `position` is an
         * integer, the current file position will remain unchanged.
         * @return Fulfills upon success with an object with two properties:
         */
        read<T extends NodeJS.ArrayBufferView>(buffer: T, offset?: number | null, length?: number | null, position?: number | null): Promise<FileReadResult<T>>;
        read<T extends NodeJS.ArrayBufferView = Buffer>(options?: FileReadOptions<T>): Promise<FileReadResult<T>>;
        /**
         * Returns a `ReadableStream` that may be used to read the files data.
         *
         * An error will be thrown if this method is called more than once or is called after the `FileHandle` is closed
         * or closing.
         *
         * ```js
         * import { open } from 'node:fs/promises';
         *
         * const file = await open('./some/file/to/read');
         *
         * for await (const chunk of file.readableWebStream())
         *   console.log(chunk);
         *
         * await file.close();
         * ```
         *
         * While the `ReadableStream` will read the file to completion, it will not close the `FileHandle` automatically. User code must still call the `fileHandle.close()` method.
         *
         * @since v17.0.0
         * @experimental
         */
        readableWebStream(): ReadableStream;
        /**
         * Asynchronously reads the entire contents of a file.
         *
         * If `options` is a string, then it specifies the `encoding`.
         *
         * The `FileHandle` has to support reading.
         *
         * If one or more `filehandle.read()` calls are made on a file handle and then a`filehandle.readFile()` call is made, the data will be read from the current
         * position till the end of the file. It doesn't always read from the beginning
         * of the file.
         * @since v10.0.0
         * @return Fulfills upon a successful read with the contents of the file. If no encoding is specified (using `options.encoding`), the data is returned as a {Buffer} object. Otherwise, the
         * data will be a string.
         */
        readFile(
            options?: {
                encoding?: null | undefined;
                flag?: OpenMode | undefined;
            } | null
        ): Promise<Buffer>;
        /**
         * Asynchronously reads the entire contents of a file. The underlying file will _not_ be closed automatically.
         * The `FileHandle` must have been opened for reading.
         * @param options An object that may contain an optional flag.
         * If a flag is not provided, it defaults to `'r'`.
         */
        readFile(
            options:
                | {
                      encoding: BufferEncoding;
                      flag?: OpenMode | undefined;
                  }
                | BufferEncoding
        ): Promise<string>;
        /**
         * Asynchronously reads the entire contents of a file. The underlying file will _not_ be closed automatically.
         * The `FileHandle` must have been opened for reading.
         * @param options An object that may contain an optional flag.
         * If a flag is not provided, it defaults to `'r'`.
         */
        readFile(
            options?:
                | (ObjectEncodingOptions & {
                      flag?: OpenMode | undefined;
                  })
                | BufferEncoding
                | null
        ): Promise<string | Buffer>;
        /**
         * @since v10.0.0
         * @return Fulfills with an {fs.Stats} for the file.
         */
        stat(
            opts?: StatOptions & {
                bigint?: false | undefined;
            }
        ): Promise<Stats>;
        stat(
            opts: StatOptions & {
                bigint: true;
            }
        ): Promise<BigIntStats>;
        stat(opts?: StatOptions): Promise<Stats | BigIntStats>;
        /**
         * Truncates the file.
         *
         * If the file was larger than `len` bytes, only the first `len` bytes will be
         * retained in the file.
         *
         * The following example retains only the first four bytes of the file:
         *
         * ```js
         * import { open } from 'fs/promises';
         *
         * let filehandle = null;
         * try {
         *   filehandle = await open('temp.txt', 'r+');
         *   await filehandle.truncate(4);
         * } finally {
         *   await filehandle?.close();
         * }
         * ```
         *
         * If the file previously was shorter than `len` bytes, it is extended, and the
         * extended part is filled with null bytes (`'\0'`):
         *
         * If `len` is negative then `0` will be used.
         * @since v10.0.0
         * @param [len=0]
         * @return Fulfills with `undefined` upon success.
         */
        truncate(len?: number): Promise<void>;
        /**
         * Change the file system timestamps of the object referenced by the `FileHandle` then resolves the promise with no arguments upon success.
         * @since v10.0.0
         */
        utimes(atime: string | number | Date, mtime: string | number | Date): Promise<void>;
        /**
         * Asynchronously writes data to a file, replacing the file if it already exists.`data` can be a string, a buffer, an
         * [AsyncIterable](https://tc39.github.io/ecma262/#sec-asynciterable-interface) or
         * [Iterable](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Iteration_protocols#The_iterable_protocol) object, or an
         * object with an own `toString` function
         * property. The promise is resolved with no arguments upon success.
         *
         * If `options` is a string, then it specifies the `encoding`.
         *
         * The `FileHandle` has to support writing.
         *
         * It is unsafe to use `filehandle.writeFile()` multiple times on the same file
         * without waiting for the promise to be resolved (or rejected).
         *
         * If one or more `filehandle.write()` calls are made on a file handle and then a`filehandle.writeFile()` call is made, the data will be written from the
         * current position till the end of the file. It doesn't always write from the
         * beginning of the file.
         * @since v10.0.0
         */
        writeFile(data: string | Uint8Array, options?: (ObjectEncodingOptions & FlagAndOpenMode & Abortable) | BufferEncoding | null): Promise<void>;
        /**
         * Write `buffer` to the file.
         *
         * If `buffer` is a plain object, it must have an own (not inherited) `toString`function property.
         *
         * The promise is resolved with an object containing two properties:
         *
         * It is unsafe to use `filehandle.write()` multiple times on the same file
         * without waiting for the promise to be resolved (or rejected). For this
         * scenario, use `fs.createWriteStream()`.
         *
         * On Linux, positional writes do not work when the file is opened in append mode.
         * The kernel ignores the position argument and always appends the data to
         * the end of the file.
         * @since v10.0.0
         * @param [offset=0] The start position from within `buffer` where the data to write begins.
         * @param [length=buffer.byteLength] The number of bytes from `buffer` to write.
         * @param position The offset from the beginning of the file where the data from `buffer` should be written. If `position` is not a `number`, the data will be written at the current position.
         * See the POSIX pwrite(2) documentation for more detail.
         */
        write<TBuffer extends Uint8Array>(
            buffer: TBuffer,
            offset?: number | null,
            length?: number | null,
            position?: number | null
        ): Promise<{
            bytesWritten: number;
            buffer: TBuffer;
        }>;
        write(
            data: string,
            position?: number | null,
            encoding?: BufferEncoding | null
        ): Promise<{
            bytesWritten: number;
            buffer: string;
        }>;
        /**
         * Write an array of [ArrayBufferView](https://developer.mozilla.org/en-US/docs/Web/API/ArrayBufferView) s to the file.
         *
         * The promise is resolved with an object containing a two properties:
         *
         * It is unsafe to call `writev()` multiple times on the same file without waiting
         * for the promise to be resolved (or rejected).
         *
         * On Linux, positional writes don't work when the file is opened in append mode.
         * The kernel ignores the position argument and always appends the data to
         * the end of the file.
         * @since v12.9.0
         * @param position The offset from the beginning of the file where the data from `buffers` should be written. If `position` is not a `number`, the data will be written at the current
         * position.
         */
        writev(buffers: ReadonlyArray<NodeJS.ArrayBufferView>, position?: number): Promise<WriteVResult>;
        /**
         * Read from a file and write to an array of [ArrayBufferView](https://developer.mozilla.org/en-US/docs/Web/API/ArrayBufferView) s
         * @since v13.13.0, v12.17.0
         * @param position The offset from the beginning of the file where the data should be read from. If `position` is not a `number`, the data will be read from the current position.
         * @return Fulfills upon success an object containing two properties:
         */
        readv(buffers: ReadonlyArray<NodeJS.ArrayBufferView>, position?: number): Promise<ReadVResult>;
        /**
         * Closes the file handle after waiting for any pending operation on the handle to
         * complete.
         *
         * ```js
         * import { open } from 'fs/promises';
         *
         * let filehandle;
         * try {
         *   filehandle = await open('thefile.txt', 'r');
         * } finally {
         *   await filehandle?.close();
         * }
         * ```
         * @since v10.0.0
         * @return Fulfills with `undefined` upon success.
         */
        close(): Promise<void>;
    }
    /**
     * Tests a user's permissions for the file or directory specified by `path`.
     * The `mode` argument is an optional integer that specifies the accessibility
     * checks to be performed. Check `File access constants` for possible values
     * of `mode`. It is possible to create a mask consisting of the bitwise OR of
     * two or more values (e.g. `fs.constants.W_OK | fs.constants.R_OK`).
     *
     * If the accessibility check is successful, the promise is resolved with no
     * value. If any of the accessibility checks fail, the promise is rejected
     * with an [Error](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error) object. The following example checks if the file`/etc/passwd` can be read and
     * written by the current process.
     *
     * ```js
     * import { access } from 'fs/promises';
     * import { constants } from 'fs';
     *
     * try {
     *   await access('/etc/passwd', constants.R_OK | constants.W_OK);
     *   console.log('can access');
     * } catch {
     *   console.error('cannot access');
     * }
     * ```
     *
     * Using `fsPromises.access()` to check for the accessibility of a file before
     * calling `fsPromises.open()` is not recommended. Doing so introduces a race
     * condition, since other processes may change the file's state between the two
     * calls. Instead, user code should open/read/write the file directly and handle
     * the error raised if the file is not accessible.
     * @since v10.0.0
     * @param [mode=fs.constants.F_OK]
     * @return Fulfills with `undefined` upon success.
     */
    function access(path: PathLike, mode?: number): Promise<void>;
    /**
     * Asynchronously copies `src` to `dest`. By default, `dest` is overwritten if it
     * already exists.
     *
     * No guarantees are made about the atomicity of the copy operation. If an
     * error occurs after the destination file has been opened for writing, an attempt
     * will be made to remove the destination.
     *
     * ```js
     * import { constants } from 'fs';
     * import { copyFile } from 'fs/promises';
     *
     * try {
     *   await copyFile('source.txt', 'destination.txt');
     *   console.log('source.txt was copied to destination.txt');
     * } catch {
     *   console.log('The file could not be copied');
     * }
     *
     * // By using COPYFILE_EXCL, the operation will fail if destination.txt exists.
     * try {
     *   await copyFile('source.txt', 'destination.txt', constants.COPYFILE_EXCL);
     *   console.log('source.txt was copied to destination.txt');
     * } catch {
     *   console.log('The file could not be copied');
     * }
     * ```
     * @since v10.0.0
     * @param src source filename to copy
     * @param dest destination filename of the copy operation
     * @param [mode=0] Optional modifiers that specify the behavior of the copy operation. It is possible to create a mask consisting of the bitwise OR of two or more values (e.g.
     * `fs.constants.COPYFILE_EXCL | fs.constants.COPYFILE_FICLONE`)
     * @return Fulfills with `undefined` upon success.
     */
    function copyFile(src: PathLike, dest: PathLike, mode?: number): Promise<void>;
    /**
     * Opens a `FileHandle`.
     *
     * Refer to the POSIX [`open(2)`](http://man7.org/linux/man-pages/man2/open.2.html) documentation for more detail.
     *
     * Some characters (`< > : " / \ | ? *`) are reserved under Windows as documented
     * by [Naming Files, Paths, and Namespaces](https://docs.microsoft.com/en-us/windows/desktop/FileIO/naming-a-file). Under NTFS, if the filename contains
     * a colon, Node.js will open a file system stream, as described by [this MSDN page](https://docs.microsoft.com/en-us/windows/desktop/FileIO/using-streams).
     * @since v10.0.0
     * @param [flags='r'] See `support of file system `flags``.
     * @param [mode=0o666] Sets the file mode (permission and sticky bits) if the file is created.
     * @return Fulfills with a {FileHandle} object.
     */
    function open(path: PathLike, flags?: string | number, mode?: Mode): Promise<FileHandle>;
    /**
     * Renames `oldPath` to `newPath`.
     * @since v10.0.0
     * @return Fulfills with `undefined` upon success.
     */
    function rename(oldPath: PathLike, newPath: PathLike): Promise<void>;
    /**
     * Truncates (shortens or extends the length) of the content at `path` to `len`bytes.
     * @since v10.0.0
     * @param [len=0]
     * @return Fulfills with `undefined` upon success.
     */
    function truncate(path: PathLike, len?: number): Promise<void>;
    /**
     * Removes the directory identified by `path`.
     *
     * Using `fsPromises.rmdir()` on a file (not a directory) results in the
     * promise being rejected with an `ENOENT` error on Windows and an `ENOTDIR`error on POSIX.
     *
     * To get a behavior similar to the `rm -rf` Unix command, use `fsPromises.rm()` with options `{ recursive: true, force: true }`.
     * @since v10.0.0
     * @return Fulfills with `undefined` upon success.
     */
    function rmdir(path: PathLike, options?: RmDirOptions): Promise<void>;
    /**
     * Removes files and directories (modeled on the standard POSIX `rm` utility).
     * @since v14.14.0
     * @return Fulfills with `undefined` upon success.
     */
    function rm(path: PathLike, options?: RmOptions): Promise<void>;
    /**
     * Asynchronously creates a directory.
     *
     * The optional `options` argument can be an integer specifying `mode` (permission
     * and sticky bits), or an object with a `mode` property and a `recursive`property indicating whether parent directories should be created. Calling`fsPromises.mkdir()` when `path` is a directory
     * that exists results in a
     * rejection only when `recursive` is false.
     * @since v10.0.0
     * @return Upon success, fulfills with `undefined` if `recursive` is `false`, or the first directory path created if `recursive` is `true`.
     */
    function mkdir(
        path: PathLike,
        options: MakeDirectoryOptions & {
            recursive: true;
        }
    ): Promise<string | undefined>;
    /**
     * Asynchronous mkdir(2) - create a directory.
     * @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
     * @param options Either the file mode, or an object optionally specifying the file mode and whether parent folders
     * should be created. If a string is passed, it is parsed as an octal integer. If not specified, defaults to `0o777`.
     */
    function mkdir(
        path: PathLike,
        options?:
            | Mode
            | (MakeDirectoryOptions & {
                  recursive?: false | undefined;
              })
            | null
    ): Promise<void>;
    /**
     * Asynchronous mkdir(2) - create a directory.
     * @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
     * @param options Either the file mode, or an object optionally specifying the file mode and whether parent folders
     * should be created. If a string is passed, it is parsed as an octal integer. If not specified, defaults to `0o777`.
     */
    function mkdir(path: PathLike, options?: Mode | MakeDirectoryOptions | null): Promise<string | undefined>;
    /**
     * Reads the contents of a directory.
     *
     * The optional `options` argument can be a string specifying an encoding, or an
     * object with an `encoding` property specifying the character encoding to use for
     * the filenames. If the `encoding` is set to `'buffer'`, the filenames returned
     * will be passed as `Buffer` objects.
     *
     * If `options.withFileTypes` is set to `true`, the resolved array will contain `fs.Dirent` objects.
     *
     * ```js
     * import { readdir } from 'fs/promises';
     *
     * try {
     *   const files = await readdir(path);
     *   for (const file of files)
     *     console.log(file);
     * } catch (err) {
     *   console.error(err);
     * }
     * ```
     * @since v10.0.0
     * @return Fulfills with an array of the names of the files in the directory excluding `'.'` and `'..'`.
     */
    function readdir(
        path: PathLike,
        options?:
            | (ObjectEncodingOptions & {
                  withFileTypes?: false | undefined;
              })
            | BufferEncoding
            | null
    ): Promise<string[]>;
    /**
     * Asynchronous readdir(3) - read a directory.
     * @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
     * @param options The encoding (or an object specifying the encoding), used as the encoding of the result. If not provided, `'utf8'` is used.
     */
    function readdir(
        path: PathLike,
        options:
            | {
                  encoding: 'buffer';
                  withFileTypes?: false | undefined;
              }
            | 'buffer'
    ): Promise<Buffer[]>;
    /**
     * Asynchronous readdir(3) - read a directory.
     * @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
     * @param options The encoding (or an object specifying the encoding), used as the encoding of the result. If not provided, `'utf8'` is used.
     */
    function readdir(
        path: PathLike,
        options?:
            | (ObjectEncodingOptions & {
                  withFileTypes?: false | undefined;
              })
            | BufferEncoding
            | null
    ): Promise<string[] | Buffer[]>;
    /**
     * Asynchronous readdir(3) - read a directory.
     * @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
     * @param options If called with `withFileTypes: true` the result data will be an array of Dirent.
     */
    function readdir(
        path: PathLike,
        options: ObjectEncodingOptions & {
            withFileTypes: true;
        }
    ): Promise<Dirent[]>;
    /**
     * Reads the contents of the symbolic link referred to by `path`. See the POSIX [`readlink(2)`](http://man7.org/linux/man-pages/man2/readlink.2.html) documentation for more detail. The promise is
     * resolved with the`linkString` upon success.
     *
     * The optional `options` argument can be a string specifying an encoding, or an
     * object with an `encoding` property specifying the character encoding to use for
     * the link path returned. If the `encoding` is set to `'buffer'`, the link path
     * returned will be passed as a `Buffer` object.
     * @since v10.0.0
     * @return Fulfills with the `linkString` upon success.
     */
    function readlink(path: PathLike, options?: ObjectEncodingOptions | BufferEncoding | null): Promise<string>;
    /**
     * Asynchronous readlink(2) - read value of a symbolic link.
     * @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
     * @param options The encoding (or an object specifying the encoding), used as the encoding of the result. If not provided, `'utf8'` is used.
     */
    function readlink(path: PathLike, options: BufferEncodingOption): Promise<Buffer>;
    /**
     * Asynchronous readlink(2) - read value of a symbolic link.
     * @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
     * @param options The encoding (or an object specifying the encoding), used as the encoding of the result. If not provided, `'utf8'` is used.
     */
    function readlink(path: PathLike, options?: ObjectEncodingOptions | string | null): Promise<string | Buffer>;
    /**
     * Creates a symbolic link.
     *
     * The `type` argument is only used on Windows platforms and can be one of `'dir'`,`'file'`, or `'junction'`. Windows junction points require the destination path
     * to be absolute. When using `'junction'`, the `target` argument will
     * automatically be normalized to absolute path.
     * @since v10.0.0
     * @param [type='file']
     * @return Fulfills with `undefined` upon success.
     */
    function symlink(target: PathLike, path: PathLike, type?: string | null): Promise<void>;
    /**
     * Equivalent to `fsPromises.stat()` unless `path` refers to a symbolic link,
     * in which case the link itself is stat-ed, not the file that it refers to.
     * Refer to the POSIX [`lstat(2)`](http://man7.org/linux/man-pages/man2/lstat.2.html) document for more detail.
     * @since v10.0.0
     * @return Fulfills with the {fs.Stats} object for the given symbolic link `path`.
     */
    function lstat(
        path: PathLike,
        opts?: StatOptions & {
            bigint?: false | undefined;
        }
    ): Promise<Stats>;
    function lstat(
        path: PathLike,
        opts: StatOptions & {
            bigint: true;
        }
    ): Promise<BigIntStats>;
    function lstat(path: PathLike, opts?: StatOptions): Promise<Stats | BigIntStats>;
    /**
     * @since v10.0.0
     * @return Fulfills with the {fs.Stats} object for the given `path`.
     */
    function stat(
        path: PathLike,
        opts?: StatOptions & {
            bigint?: false | undefined;
        }
    ): Promise<Stats>;
    function stat(
        path: PathLike,
        opts: StatOptions & {
            bigint: true;
        }
    ): Promise<BigIntStats>;
    function stat(path: PathLike, opts?: StatOptions): Promise<Stats | BigIntStats>;
    /**
     * Creates a new link from the `existingPath` to the `newPath`. See the POSIX [`link(2)`](http://man7.org/linux/man-pages/man2/link.2.html) documentation for more detail.
     * @since v10.0.0
     * @return Fulfills with `undefined` upon success.
     */
    function link(existingPath: PathLike, newPath: PathLike): Promise<void>;
    /**
     * If `path` refers to a symbolic link, then the link is removed without affecting
     * the file or directory to which that link refers. If the `path` refers to a file
     * path that is not a symbolic link, the file is deleted. See the POSIX [`unlink(2)`](http://man7.org/linux/man-pages/man2/unlink.2.html) documentation for more detail.
     * @since v10.0.0
     * @return Fulfills with `undefined` upon success.
     */
    function unlink(path: PathLike): Promise<void>;
    /**
     * Changes the permissions of a file.
     * @since v10.0.0
     * @return Fulfills with `undefined` upon success.
     */
    function chmod(path: PathLike, mode: Mode): Promise<void>;
    /**
     * Changes the permissions on a symbolic link.
     *
     * This method is only implemented on macOS.
     * @deprecated Since v10.0.0
     * @return Fulfills with `undefined` upon success.
     */
    function lchmod(path: PathLike, mode: Mode): Promise<void>;
    /**
     * Changes the ownership on a symbolic link.
     * @since v10.0.0
     * @return Fulfills with `undefined` upon success.
     */
    function lchown(path: PathLike, uid: number, gid: number): Promise<void>;
    /**
     * Changes the access and modification times of a file in the same way as `fsPromises.utimes()`, with the difference that if the path refers to a
     * symbolic link, then the link is not dereferenced: instead, the timestamps of
     * the symbolic link itself are changed.
     * @since v14.5.0, v12.19.0
     * @return Fulfills with `undefined` upon success.
     */
    function lutimes(path: PathLike, atime: string | number | Date, mtime: string | number | Date): Promise<void>;
    /**
     * Changes the ownership of a file.
     * @since v10.0.0
     * @return Fulfills with `undefined` upon success.
     */
    function chown(path: PathLike, uid: number, gid: number): Promise<void>;
    /**
     * Change the file system timestamps of the object referenced by `path`.
     *
     * The `atime` and `mtime` arguments follow these rules:
     *
     * * Values can be either numbers representing Unix epoch time, `Date`s, or a
     * numeric string like `'123456789.0'`.
     * * If the value can not be converted to a number, or is `NaN`, `Infinity` or`-Infinity`, an `Error` will be thrown.
     * @since v10.0.0
     * @return Fulfills with `undefined` upon success.
     */
    function utimes(path: PathLike, atime: string | number | Date, mtime: string | number | Date): Promise<void>;
    /**
     * Determines the actual location of `path` using the same semantics as the`fs.realpath.native()` function.
     *
     * Only paths that can be converted to UTF8 strings are supported.
     *
     * The optional `options` argument can be a string specifying an encoding, or an
     * object with an `encoding` property specifying the character encoding to use for
     * the path. If the `encoding` is set to `'buffer'`, the path returned will be
     * passed as a `Buffer` object.
     *
     * On Linux, when Node.js is linked against musl libc, the procfs file system must
     * be mounted on `/proc` in order for this function to work. Glibc does not have
     * this restriction.
     * @since v10.0.0
     * @return Fulfills with the resolved path upon success.
     */
    function realpath(path: PathLike, options?: ObjectEncodingOptions | BufferEncoding | null): Promise<string>;
    /**
     * Asynchronous realpath(3) - return the canonicalized absolute pathname.
     * @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
     * @param options The encoding (or an object specifying the encoding), used as the encoding of the result. If not provided, `'utf8'` is used.
     */
    function realpath(path: PathLike, options: BufferEncodingOption): Promise<Buffer>;
    /**
     * Asynchronous realpath(3) - return the canonicalized absolute pathname.
     * @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
     * @param options The encoding (or an object specifying the encoding), used as the encoding of the result. If not provided, `'utf8'` is used.
     */
    function realpath(path: PathLike, options?: ObjectEncodingOptions | BufferEncoding | null): Promise<string | Buffer>;
    /**
     * Creates a unique temporary directory. A unique directory name is generated by
     * appending six random characters to the end of the provided `prefix`. Due to
     * platform inconsistencies, avoid trailing `X` characters in `prefix`. Some
     * platforms, notably the BSDs, can return more than six random characters, and
     * replace trailing `X` characters in `prefix` with random characters.
     *
     * The optional `options` argument can be a string specifying an encoding, or an
     * object with an `encoding` property specifying the character encoding to use.
     *
     * ```js
     * import { mkdtemp } from 'fs/promises';
     *
     * try {
     *   await mkdtemp(path.join(os.tmpdir(), 'foo-'));
     * } catch (err) {
     *   console.error(err);
     * }
     * ```
     *
     * The `fsPromises.mkdtemp()` method will append the six randomly selected
     * characters directly to the `prefix` string. For instance, given a directory`/tmp`, if the intention is to create a temporary directory _within_`/tmp`, the`prefix` must end with a trailing
     * platform-specific path separator
     * (`require('path').sep`).
     * @since v10.0.0
     * @return Fulfills with a string containing the filesystem path of the newly created temporary directory.
     */
    function mkdtemp(prefix: string, options?: ObjectEncodingOptions | BufferEncoding | null): Promise<string>;
    /**
     * Asynchronously creates a unique temporary directory.
     * Generates six random characters to be appended behind a required `prefix` to create a unique temporary directory.
     * @param options The encoding (or an object specifying the encoding), used as the encoding of the result. If not provided, `'utf8'` is used.
     */
    function mkdtemp(prefix: string, options: BufferEncodingOption): Promise<Buffer>;
    /**
     * Asynchronously creates a unique temporary directory.
     * Generates six random characters to be appended behind a required `prefix` to create a unique temporary directory.
     * @param options The encoding (or an object specifying the encoding), used as the encoding of the result. If not provided, `'utf8'` is used.
     */
    function mkdtemp(prefix: string, options?: ObjectEncodingOptions | BufferEncoding | null): Promise<string | Buffer>;
    /**
     * Asynchronously writes data to a file, replacing the file if it already exists.`data` can be a string, a `Buffer`, or, an object with an own (not inherited)`toString` function property.
     *
     * The `encoding` option is ignored if `data` is a buffer.
     *
     * If `options` is a string, then it specifies the encoding.
     *
     * The `mode` option only affects the newly created file. See `fs.open()` for more details.
     *
     * Any specified `FileHandle` has to support writing.
     *
     * It is unsafe to use `fsPromises.writeFile()` multiple times on the same file
     * without waiting for the promise to be settled.
     *
     * Similarly to `fsPromises.readFile` \- `fsPromises.writeFile` is a convenience
     * method that performs multiple `write` calls internally to write the buffer
     * passed to it. For performance sensitive code consider using `fs.createWriteStream()`.
     *
     * It is possible to use an `AbortSignal` to cancel an `fsPromises.writeFile()`.
     * Cancelation is "best effort", and some amount of data is likely still
     * to be written.
     *
     * ```js
     * import { writeFile } from 'fs/promises';
     * import { Buffer } from 'buffer';
     *
     * try {
     *   const controller = new AbortController();
     *   const { signal } = controller;
     *   const data = new Uint8Array(Buffer.from('Hello Node.js'));
     *   const promise = writeFile('message.txt', data, { signal });
     *
     *   // Abort the request before the promise settles.
     *   controller.abort();
     *
     *   await promise;
     * } catch (err) {
     *   // When a request is aborted - err is an AbortError
     *   console.error(err);
     * }
     * ```
     *
     * Aborting an ongoing request does not abort individual operating
     * system requests but rather the internal buffering `fs.writeFile` performs.
     * @since v10.0.0
     * @param file filename or `FileHandle`
     * @return Fulfills with `undefined` upon success.
     */
    function writeFile(
        file: PathLike | FileHandle,
        data: string | NodeJS.ArrayBufferView | Iterable<string | NodeJS.ArrayBufferView> | AsyncIterable<string | NodeJS.ArrayBufferView> | Stream,
        options?:
            | (ObjectEncodingOptions & {
                  mode?: Mode | undefined;
                  flag?: OpenMode | undefined;
              } & Abortable)
            | BufferEncoding
            | null
    ): Promise<void>;
    /**
     * Asynchronously append data to a file, creating the file if it does not yet
     * exist. `data` can be a string or a `Buffer`.
     *
     * If `options` is a string, then it specifies the `encoding`.
     *
     * The `mode` option only affects the newly created file. See `fs.open()` for more details.
     *
     * The `path` may be specified as a `FileHandle` that has been opened
     * for appending (using `fsPromises.open()`).
     * @since v10.0.0
     * @param path filename or {FileHandle}
     * @return Fulfills with `undefined` upon success.
     */
    function appendFile(path: PathLike | FileHandle, data: string | Uint8Array, options?: (ObjectEncodingOptions & FlagAndOpenMode) | BufferEncoding | null): Promise<void>;
    /**
     * Asynchronously reads the entire contents of a file.
     *
     * If no encoding is specified (using `options.encoding`), the data is returned
     * as a `Buffer` object. Otherwise, the data will be a string.
     *
     * If `options` is a string, then it specifies the encoding.
     *
     * When the `path` is a directory, the behavior of `fsPromises.readFile()` is
     * platform-specific. On macOS, Linux, and Windows, the promise will be rejected
     * with an error. On FreeBSD, a representation of the directory's contents will be
     * returned.
     *
     * It is possible to abort an ongoing `readFile` using an `AbortSignal`. If a
     * request is aborted the promise returned is rejected with an `AbortError`:
     *
     * ```js
     * import { readFile } from 'fs/promises';
     *
     * try {
     *   const controller = new AbortController();
     *   const { signal } = controller;
     *   const promise = readFile(fileName, { signal });
     *
     *   // Abort the request before the promise settles.
     *   controller.abort();
     *
     *   await promise;
     * } catch (err) {
     *   // When a request is aborted - err is an AbortError
     *   console.error(err);
     * }
     * ```
     *
     * Aborting an ongoing request does not abort individual operating
     * system requests but rather the internal buffering `fs.readFile` performs.
     *
     * Any specified `FileHandle` has to support reading.
     * @since v10.0.0
     * @param path filename or `FileHandle`
     * @return Fulfills with the contents of the file.
     */
    function readFile(
        path: PathLike | FileHandle,
        options?:
            | ({
                  encoding?: null | undefined;
                  flag?: OpenMode | undefined;
              } & Abortable)
            | null
    ): Promise<Buffer>;
    /**
     * Asynchronously reads the entire contents of a file.
     * @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
     * If a `FileHandle` is provided, the underlying file will _not_ be closed automatically.
     * @param options An object that may contain an optional flag.
     * If a flag is not provided, it defaults to `'r'`.
     */
    function readFile(
        path: PathLike | FileHandle,
        options:
            | ({
                  encoding: BufferEncoding;
                  flag?: OpenMode | undefined;
              } & Abortable)
            | BufferEncoding
    ): Promise<string>;
    /**
     * Asynchronously reads the entire contents of a file.
     * @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
     * If a `FileHandle` is provided, the underlying file will _not_ be closed automatically.
     * @param options An object that may contain an optional flag.
     * If a flag is not provided, it defaults to `'r'`.
     */
    function readFile(
        path: PathLike | FileHandle,
        options?:
            | (ObjectEncodingOptions &
                  Abortable & {
                      flag?: OpenMode | undefined;
                  })
            | BufferEncoding
            | null
    ): Promise<string | Buffer>;
    /**
     * Asynchronously open a directory for iterative scanning. See the POSIX [`opendir(3)`](http://man7.org/linux/man-pages/man3/opendir.3.html) documentation for more detail.
     *
     * Creates an `fs.Dir`, which contains all further functions for reading from
     * and cleaning up the directory.
     *
     * The `encoding` option sets the encoding for the `path` while opening the
     * directory and subsequent read operations.
     *
     * Example using async iteration:
     *
     * ```js
     * import { opendir } from 'fs/promises';
     *
     * try {
     *   const dir = await opendir('./');
     *   for await (const dirent of dir)
     *     console.log(dirent.name);
     * } catch (err) {
     *   console.error(err);
     * }
     * ```
     *
     * When using the async iterator, the `fs.Dir` object will be automatically
     * closed after the iterator exits.
     * @since v12.12.0
     * @return Fulfills with an {fs.Dir}.
     */
    function opendir(path: PathLike, options?: OpenDirOptions): Promise<Dir>;
    /**
     * Returns an async iterator that watches for changes on `filename`, where `filename`is either a file or a directory.
     *
     * ```js
     * const { watch } = require('fs/promises');
     *
     * const ac = new AbortController();
     * const { signal } = ac;
     * setTimeout(() => ac.abort(), 10000);
     *
     * (async () => {
     *   try {
     *     const watcher = watch(__filename, { signal });
     *     for await (const event of watcher)
     *       console.log(event);
     *   } catch (err) {
     *     if (err.name === 'AbortError')
     *       return;
     *     throw err;
     *   }
     * })();
     * ```
     *
     * On most platforms, `'rename'` is emitted whenever a filename appears or
     * disappears in the directory.
     *
     * All the `caveats` for `fs.watch()` also apply to `fsPromises.watch()`.
     * @since v15.9.0, v14.18.0
     * @return of objects with the properties:
     */
    function watch(
        filename: PathLike,
        options:
            | (WatchOptions & {
                  encoding: 'buffer';
              })
            | 'buffer'
    ): AsyncIterable<FileChangeInfo<Buffer>>;
    /**
     * Watch for changes on `filename`, where `filename` is either a file or a directory, returning an `FSWatcher`.
     * @param filename A path to a file or directory. If a URL is provided, it must use the `file:` protocol.
     * @param options Either the encoding for the filename provided to the listener, or an object optionally specifying encoding, persistent, and recursive options.
     * If `encoding` is not supplied, the default of `'utf8'` is used.
     * If `persistent` is not supplied, the default of `true` is used.
     * If `recursive` is not supplied, the default of `false` is used.
     */
    function watch(filename: PathLike, options?: WatchOptions | BufferEncoding): AsyncIterable<FileChangeInfo<string>>;
    /**
     * Watch for changes on `filename`, where `filename` is either a file or a directory, returning an `FSWatcher`.
     * @param filename A path to a file or directory. If a URL is provided, it must use the `file:` protocol.
     * @param options Either the encoding for the filename provided to the listener, or an object optionally specifying encoding, persistent, and recursive options.
     * If `encoding` is not supplied, the default of `'utf8'` is used.
     * If `persistent` is not supplied, the default of `true` is used.
     * If `recursive` is not supplied, the default of `false` is used.
     */
    function watch(filename: PathLike, options: WatchOptions | string): AsyncIterable<FileChangeInfo<string>> | AsyncIterable<FileChangeInfo<Buffer>>;
    /**
     * Asynchronously copies the entire directory structure from `src` to `dest`,
     * including subdirectories and files.
     *
     * When copying a directory to another directory, globs are not supported and
     * behavior is similar to `cp dir1/ dir2/`.
     * @since v16.7.0
     * @experimental
     * @param src source path to copy.
     * @param dest destination path to copy to.
     * @return Fulfills with `undefined` upon success.
     */
    function cp(source: string, destination: string, opts?: CopyOptions): Promise<void>;
}
declare module 'node:fs/promises' {
    export * from 'fs/promises';
}

cmd: