interface_sdk-js/api/@ohos.fileio.d.ts
wangchun17 967b055013 chunn.wang@huawei.com
Signed-off-by: wangchun17 <chunn.wang@huawei.com>
Change-Id: Id09ae493734b5e704d00216981e45ae7d16568ca
2021-08-31 17:16:11 +08:00

1204 lines
38 KiB
TypeScript

/*
* Copyright (c) 2021 Huawei Device Co., Ltd.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
export default fileIO;
/**
* This callback is fileIO error callback
*/
export type fileErrCallBack = (err: Error) => any;
/**
* This callback is fileIO error callback
*/
export type fileStringCallBack = (err: Error, value: string) => any;
/**
* This callback is fileIO stat callback
*/
export type fileStatCallBack = (err: Error, stat: Stat) => any;
/**
* This callback is fileIO dtemp callback
*/
export type fileDtempCallBack = (err: Error, directory: string) => any;
/**
* This callback is fileIO open callback
*/
export type fileOpenCallBack = (err: Error, fd: number) => any;
/**
* This callback is fileIO read callback
*/
export type fileReadCallBack = (err: Error, bytesRead: number, buffer: ArrayBuffer) => any;
/**
* This callback is fileIO write callback
*/
export type fileWriteCallBack = (err: Error, bytesWritten: number) => any;
/**
* This callback is fileIO Dir callback
*/
export type fileDirCallBack = (err: Error, dir: Dir) => any;
/**
* This callback is fileIO Dir callback
*/
export type fileDirentCallBack = (err: Error, dirent: Dirent) => any;
/**
* This callback is fileIO Stream callback
*/
export type fileStreamCallBack = (err: Error, stream: Stream) => any;
/**
* This callback is fileIO watch listener
*/
export type fileWatchFunc = (events: number) => any;
export type ReadOut = {
bytesRead: number;
offset: number;
buffer: ArrayBuffer;
};
declare namespace fileIO {
export { stat };
export { statSync };
export { opendir };
export { opendirSync };
export { createStream };
export { createStreamSync };
export { fdopenStream };
export { fdopenStreamSync };
export { access };
export { accessSync };
export { chown };
export { chownSync };
export { chmod };
export { chmodSync };
export { close };
export { closeSync };
export { copyFile };
export { copyFileSync };
export { fchown };
export { fchownSync };
export { fchmod };
export { fchmodSync };
export { fdatasync };
export { fdatasyncSync };
export { fstat };
export { fstatSync };
export { fsync };
export { fsyncSync };
export { ftruncate };
export { ftruncateSync };
export { lchown };
export { lchownSync };
export { link };
export { linkSync };
export { lstat };
export { lstatSync };
export { mkdir };
export { mkdirSync };
export { mkdtemp };
export { mkdtempSync };
export { open };
export { openSync };
export { readText };
export { readTextSync };
export { read };
export { readSync };
export { rename };
export { renameSync };
export { rmdir };
export { rmdirSync };
export { symlink };
export { symlinkSync };
export { truncate };
export { truncateSync };
export { unlink };
export { unlinkSync };
export { write };
export { writeSync };
export { Dir };
export { Dirent };
export { Stat };
export { Stream };
export { createWatcher };
export { Watcher };
}
declare interface Stat {
/**
* @type {number}
* @readonly
*/
readonly dev: number;
/**
* @type {number}
* @readonly
*/
readonly ino: number;
/**
* @type {number}
* @readonly
*/
readonly mode: number;
/**
* @type {number}
* @readonly
*/
readonly nlink: number;
/**
* @type {number}
* @readonly
*/
readonly uid: number;
/**
* @type {number}
* @readonly
*/
readonly gid: number;
/**
* @type {number}
* @readonly
*/
readonly rdev: number;
/**
* @type {number}
* @readonly
*/
readonly size: number;
/**
* @type {number}
* @readonly
*/
readonly blocks: number;
/**
* @type {number}
* @readonly
*/
readonly atime: number;
/**
* @type {number}
* @readonly
*/
readonly mtime: number;
/**
* @type {number}
* @readonly
*/
readonly ctime: number;
/**
* isBlockDevice.
* @returns {boolean} is or not
*/
isBlockDevice(): boolean;
/**
* isCharacterDevice.
* @returns {boolean} is or not
*/
isCharacterDevice(): boolean;
/**
* isDirectory.
* @returns {boolean} is or not
*/
isDirectory(): boolean;
/**
* isFIFO.
* @returns {boolean} is or not
*/
isFIFO(): boolean;
/**
* isFile.
* @returns {boolean} is or not
*/
isFile(): boolean;
/**
* isSocket.
* @returns {boolean} is or not
*/
isSocket(): boolean;
/**
* isSymbolicLink.
* @returns {boolean} is or not
*/
isSymbolicLink(): boolean;
}
declare interface Dir {
/**
* read.
*
* @param {fileDirCallBack} [callback] - callback.
* @returns {undefined | Promise<Dirent>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed if read to end, Error.msg = "NoMore"
*/
read(): Promise<Dirent>;
read(callback: fileDirentCallBack): undefined;
/**
* readSync.
*
* @returns {Dirent} Dirent Object
* @throws {TypedError | Error} read fail if read to end, Error.msg = "NoMore"
*/
readSync(): Dirent;
/**
* closeSync.
*
* @param {fileErrCallBack} [callback] - callback.
* @returns {undefined | Promise<undefined>} close success
* @throws {TypedError | Error} close fail
*/
close(): Promise<undefined>;
close(callback: fileErrCallBack): undefined;
/**
* closeSync.
*
* @returns {undefined} close success
* @throws {TypedError | Error} close fail
*/
closeSync(): undefined;
}
declare interface Stream {
/**
* write.
*
* @param {ArrayBuffer | string} buffer - file description.
* @param {Object} [options] - options.
* @param {number} [options.offset = 0] - offset(bytes) ignored when buffer is string.
* @param {number} [options.length = -1] - length(bytes) ignored when buffer is string.
* @param {number} [options.position = -1] - position(bytes) where start to write < 0 use read, else use pread.
* @param {string} [options.encoding = 'utf-8'] - encoding.
* @param {fileWriteCallBack} [callback] - callback.
* @returns {undefined | Promise<number>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
write(buffer: ArrayBuffer | string, options?: {
offset?: number;
length?: number;
position?: number;
encoding?: string;
}): Promise<number>;
write(buffer: ArrayBuffer | string, callback: fileWriteCallBack): undefined;
write(buffer: ArrayBuffer | string, options: {
offset?: number;
length?: number;
position?: number;
encoding?: string;
}, callback: fileWriteCallBack): undefined;
/**
* writeSync.
*
* @param {ArrayBuffer | string} buffer - file description.
* @param {Object} [options] - options.
* @param {number} [options.offset = 0] - offset(bytes) ignored when buffer is string.
* @param {number} [options.length = -1] - length(bytes) ignored when buffer is string.
* @param {number} [options.position = -1] - position(bytes) where start to write < 0 use read, else use pread.
* @param {string} [options.encoding = 'utf-8'] - encoding.
* @returns {number} on success number of bytes written
* @throws {TypedError | Error} write fail
*/
writeSync(buffer: ArrayBuffer | string, options?: {
offset?: number;
length?: number;
position?: number;
encoding?: string;
}): number;
/**
* flush.
*
* @param {fileErrCallBack} [callback] - callback.
* @returns {undefined | Promise<undefined>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
flush(): Promise<undefined>;
flush(callback: fileErrCallBack): undefined;
/**
* flushSync.
*
* @returns {undefined} flush success
* @throws {Error} flush fail
*/
flushSync(): undefined;
/**
* read.
*
* @param {ArrayBuffer} buffer - file description.
* @param {Object} [options] - options.
* @param {number} [options.offset = 0] - offset.
* @param {number} [options.length = -1] - length.
* @param {fileReadCallBack} [callback] - callback.
* @returns {undefined | Promise<ReadOut>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
read(buffer: ArrayBuffer, options?: {
offset?: number;
length?: number;
}): Promise<ReadOut>;
read(buffer: ArrayBuffer, callback: fileReadCallBack): undefined;
read(buffer: ArrayBuffer, options: {
offset?: number;
length?: number;
}, callback: fileReadCallBack): undefined;
/**
* readSync.
*
* @param {ArrayBuffer} buffer - file description.
* @param {Object} [options] - options.
* @param {number} [options.offset = 0] - offset.
* @param {number} [options.length = -1] - length.
* @returns {number} number of bytesRead
* @throws {TypedError | Error} read fail
*/
readSync(buffer: ArrayBuffer, options?: {
offset?: number;
length?: number;
}): number;
/**
* closeSync.
*
* @param {fileErrCallBack} [callback] - callback.
* @returns {undefined | Promise<undefined>} close success
* @throws {TypedError | Error} close fail
*/
close(): Promise<undefined>;
close(callback: fileErrCallBack): undefined;
/**
* closeSync.
*
* @returns {undefined} close success
* @throws {TypedError | Error} close fail
*/
closeSync(): undefined;
}
/**
* This callback is fileIO error callback
* @callback fileErrCallBack
* @param {Error} err
*/
/**
* This callback is fileIO stat callback
* @callback fileStatCallBack
* @param {Error} err
* @param {Stat} stat
*/
/**
* This callback is fileIO dtemp callback
* @callback fileDtempCallBack
* @param {Error} err
* @param {string} directory
*/
/**
* This callback is fileIO open callback
* @callback fileOpenCallBack
* @param {Error} err
* @param {number} fd
*/
/**
* This callback is fileIO read callback
* @callback fileReadCallBack
* @param {Error} err
* @param {number} bytesRead
* @param {ArrayBuffer} buffer
*/
/**
* This callback is fileIO write callback
* @callback fileWriteCallBack
* @param {Error} err
* @param {bytesWritten} bytesWritten
*/
/**
* This callback is fileIO Dir callback
* @callback fileDirCallBack
* @param {Error} err
* @param {Dir} Dir Object
*/
/**
* This callback is fileIO Stream callback
* @callback fileStreamCallBack
* @param {Error} err
* @param {Stream} Dir Object
*/
/**
* This callback is fileIO watch listener
* @callback fileWatchFunc
* @param {number} events
* @returns {Any} if return false, watch stopped
*/
/**
* @typedef ReadOut
* @type {object}
* @property {number} bytesRead
* @property {number} offset
* @property {ArrayBuffer} buffer
*/
/**
* stat.
* @static
* @param {string} path - path.
* @param {fileErrCallBack} [callback] - callback.
* @returns {undefined | Promise<Stat>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function stat(path: string): Promise<Stat>;
declare function stat(path: string, callback: fileErrCallBack): undefined;
/**
* hash.
* @static
* @param {string} path - path.
* @param {string} algorithm - algorithm md5 sha1 sha2-256.
* @param {fileStringCallBack} [callback] - callback.
* @returns {undefined | Promise<string>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function hash(path: string, algorithm: string): Promise<string>;
declare function hash(path: string, callback: fileStringCallBack): undefined;
/**
* statSync.
* @static
* @param {string} path - path.
* @returns {Stat} stat success
* @throws {TypedError | Error} stat fail
*/
declare function statSync(path: string): Stat;
/**
* opendir.
*
* @param {string} path - directory name.
* @param {fileDirCallBack} [callback] - callback.
* @returns {undefined | Promise<Dir>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function opendir(path: string): Promise<Dir>;
declare function opendir(path: string, callback: fileDirCallBack): undefined;
/**
* opendirSync.
*
* @param {string} path - directory name.
* @returns {Dir} opendir Dir Object
* @throws {TypedError | Error} opendir fail
*/
declare function opendirSync(path: string): Dir;
/**
* createStream.
*
* @param {string} path - path.
* @param {string} mode - mode.
* @param {fileStreamCallBack} [callback] - callback.
* @returns {undefined | Promise<Stream>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function createStream(path: string, mode: string): Promise<Stream>;
declare function createStream(path: string, mode: string, callback: fileStreamCallBack): undefined;
/**
* createStreamSync.
*
* @param {string} path - path.
* @param {string} mode - mode.
* @returns {Stream} open stream from path
* @throws {TypedError | Error} open fail
*/
declare function createStreamSync(path: string, mode: string): Stream;
/**
* fdopenStream.
*
* @param {number} fd - fd.
* @param {string} mode - mode.
* @param {fileStreamCallBack} [callback] - callback.
* @returns {undefined | Promise<Stream>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function fdopenStream(fd: number, mode: string): Promise<Stream>;
declare function fdopenStream(fd: number, mode: string, callback: fileStreamCallBack): undefined;
/**
* fdopenStreamSync.
*
* @param {number} fd - fd.
* @param {string} mode - mode.
* @returns {Stream} open stream from fd
* @throws {TypedError | Error} open fail
*/
declare function fdopenStreamSync(fd: number, mode: string): Stream;
/**
* access.
*
* @function appendFile
* @param {string} path - path.
* @param {number} [mode = 0] - mode.
* @param {fileErrCallBack} [callback] - callback.
* @returns {undefined | Promise<undefined>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function access(path: string, mode?: number): Promise<undefined>;
declare function access(path: string, callback: fileErrCallBack): undefined;
declare function access(path: string, mode: number, callback: fileErrCallBack): undefined;
/**
* accessSync.
*
* @function appendFile
* @param {string} path - path.
* @param {number} [mode = 0] - mode.
* @returns {undefined} access success
* @throws {TypedError | Error} access fail
*/
declare function accessSync(path: string, mode?: number): undefined;
/**
* chown.
*
* @function appendFile
* @param {string} path - path.
* @param {number} uid - mode.
* @param {number} gid - mode.
* @param {fileErrCallBack} [callback] - callback.
* @returns {undefined | Promise<undefined>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function chown(path: string, uid: number, gid: number): Promise<undefined>;
declare function chown(path: string, uid: number, gid: number, callback: fileErrCallBack): undefined;
/**
* chownSync.
*
* @function appendFile
* @param {string} path - path.
* @param {number} uid - mode.
* @param {number} gid - mode.
* @returns {undefined} chown success
* @throws {TypedError | Error} chown fail
*/
declare function chownSync(path: string, uid: number, gid: number): undefined;
/**
* chmod.
*
* @function chmod
* @param {string} path - path.
* @param {number} mode - mode.
* @param {fileErrCallBack} [callback] - callback.
* @returns {undefined | Promise<undefined>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function chmod(path: string, mode: number): Promise<undefined>;
declare function chmod(path: string, mode: number, callback: fileErrCallBack): undefined;
/**
* chmodSync.
*
* @function chmodSync
* @param {string} path - path.
* @param {number} mode - mode.
* @returns {undefined} chmod success
* @throws {TypedError | Error} chmod fail
*/
declare function chmodSync(path: string, mode: number): undefined;
/**
* close.
*
* @function close
* @param {number} fd - fd.
* @param {fileErrCallBack} [callback] - callback.
* @returns {undefined | Promise<undefined>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function close(fd: number): Promise<undefined>;
declare function close(fd: number, callback: fileErrCallBack): undefined;
/**
* closeSync.
*
* @function closeSync
* @param {number} fd - fd.
* @returns {undefined} close success
* @throws {TypedError | Error} close fail
*/
declare function closeSync(fd: number): undefined;
/**
* copyFile.
*
* @function copyFile
* @param {string | number} src - src.
* @param {string | number} dest - dest.
* @param {number} [mode = 0] - mode.
* @param {fileErrCallBack} [callback] - callback.
* @returns {undefined | Promise<undefined>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function copyFile(src: string | number, dest: string | number, mode?: number): Promise<undefined>;
declare function copyFile(src: string | number, dest: string | number, callback: fileErrCallBack): undefined;
declare function copyFile(src: string | number, dest: string | number, mode: number, callback: fileErrCallBack): undefined;
/**
* copyFileSync.
*
* @function copyFileSync
* @param {string | number} src - src.
* @param {string | number} dest - dest.
* @param {number} [mode = 0] - mode.
* @returns {undefined} copyFile success
* @throws {TypedError | Error} copyFile fail
*/
declare function copyFileSync(src: string | number, dest: string | number, mode?: number): undefined;
/**
* fchown.
*
* @function fchown
* @param {number} fd - fd.
* @param {number} uid - uid.
* @param {number} gid - gid.
* @param {fileErrCallBack} [callback] - callback.
* @returns {undefined | Promise<undefined>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function fchown(fd: number, uid: number, gid: number): Promise<undefined>;
declare function fchown(fd: number, uid: number, gid: number, callback: fileErrCallBack): undefined;
/**
* fchownSync.
*
* @function fchownSync
* @param {number} fd - fd.
* @param {number} uid - uid.
* @param {number} gid - gid.
* @returns {undefined} fchown success
* @throws {TypedError | Error} fchown fail
*/
declare function fchownSync(fd: number, uid: number, gid: number): undefined;
/**
* fchmod.
*
* @function fchmod
* @param {number} fd - fd.
* @param {number} mode - mode.
* @param {fileErrCallBack} [callback] - callback.
* @returns {undefined | Promise<undefined>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function fchmod(fd: number, mode: number): Promise<undefined>;
declare function fchmod(fd: number, mode: number, callback: fileErrCallBack): undefined;
/**
* fchmodSync.
*
* @function fchmodSync
* @param {number} fd - fd.
* @param {number} mode - mode.
* @returns {undefined} fchmod success
* @throws {TypedError | Error} fchmod fail
*/
declare function fchmodSync(fd: number, mode: number): undefined;
/**
* fdatasync.
*
* @function fdatasync
* @param {number} fd - fd.
* @param {fileErrCallBack} [callback] - callback.
* @returns {undefined | Promise<undefined>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function fdatasync(fd: number): Promise<undefined>;
declare function fdatasync(fd: number, callback: fileErrCallBack): undefined;
/**
* fdatasyncSync.
*
* @function fdatasyncSync
* @param {number} fd - fd.
* @returns {undefined} fdatasync success
* @throws {TypedError | Error} fdatasync fail
*/
declare function fdatasyncSync(fd: number): undefined;
/**
* fstat.
*
* @function fstat
* @param {number} fd - fd.
* @param {fileStatCallBack} [callback] - callback.
* @returns {undefined | Promise<Stat>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function fstat(fd: number): Promise<Stat>;
declare function fstat(fd: number, callback: fileStatCallBack): undefined;
/**
* fstatSync.
*
* @function fstatSync
* @param {number} fd - fd.
* @returns {Stat}
* @throws {TypedError | Error} fstat fail
*/
declare function fstatSync(fd: number): Stat;
/**
* fsync.
*
* @function fsync
* @param {number} fd - fd.
* @param {fileErrCallBack} [callback] - callback.
* @returns {undefined | Promise<undefined>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function fsync(fd: number): Promise<undefined>;
declare function fsync(fd: number, callback: fileErrCallBack): undefined;
/**
* fsyncSync.
*
* @function fsyncSync
* @param {number} fd - fd.
* @returns {undefined} fsync success
* @throws {TypedError | Error} fsync fail
*/
declare function fsyncSync(fd: number): undefined;
/**
* ftruncate.
*
* @function ftruncate
* @param {number} fd - fd.
* @param {number} [len = 0] - len.
* @param {fileErrCallBack} [callback] - callback.
* @returns {undefined | Promise<undefined>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function ftruncate(fd: number, len?: number): Promise<undefined>;
declare function ftruncate(fd: number, callback: fileErrCallBack): undefined;
declare function ftruncate(fd: number, len: number, callback: fileErrCallBack): undefined;
/**
* ftruncateSync.
*
* @function ftruncateSync
* @param {number} fd - fd.
* @param {number} [len = 0] - len.
* @returns {undefined} ftruncate success
* @throws {TypedError | Error} ftruncate fail
*/
declare function ftruncateSync(fd: number, len?: number): undefined;
/**
* lchown.
*
* @function lchown
* @param {string} path - path.
* @param {number} uid - uid.
* @param {number} gid - gid.
* @param {fileErrCallBack} [callback] - callback.
* @returns {undefined | Promise<undefined>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function lchown(path: string, uid: number, gid: number): Promise<undefined>;
declare function lchown(path: string, uid: number, gid: number, callback: fileErrCallBack): undefined;
/**
* lchownSync.
*
* @function lchownSync
* @param {string} path - path.
* @param {number} uid - uid.
* @param {number} gid - gid.
* @returns {undefined} lchown success
* @throws {TypedError | Error} lchown fail
*/
declare function lchownSync(path: string, uid: number, gid: number): undefined;
/**
* link.
*
* @function link
* @param {string} existingPath - existingPath.
* @param {string} newPath - newPath.
* @param {fileErrCallBack} [callback] - callback.
* @returns {undefined | Promise<undefined>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function link(existingPath: string, newPath: string): Promise<undefined>;
declare function link(existingPath: string, newPath: string, callback: fileErrCallBack): undefined;
/**
* linkSync.
*
* @function linkSync
* @param {string} existingPath - existingPath.
* @param {string} newPath - newPath.
* @returns {undefined} link success
* @throws {TypedError | Error} link fail
*/
declare function linkSync(existingPath: string, newPath: string): undefined;
/**
* lstat.
*
* @function lstat
* @param {string} path - path.
* @param {fileStatCallBack} [callback] - callback.
* @returns {undefined | Promise<Stat>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function lstat(path: string): Promise<Stat>;
declare function lstat(path: string, callback: fileStatCallBack): undefined;
/**
* lstatSync.
*
* @function lstatSync
* @param {string} path - path.
* @returns {Stat} lstat success
* @throws {TypedError | Error} lstat fail
*/
declare function lstatSync(path: string): Stat;
/**
* mkdir.
*
* @function mkdir
* @param {string} path - path.
* @param {string} [mode = 0o775] - path.
* @param {fileStatCallBack} [callback] - callback.
* @returns {undefined | Promise<undefined>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function mkdir(path: string, mode?: string): Promise<undefined>;
declare function mkdir(path: string, callback: fileStatCallBack): undefined;
declare function mkdir(path: string, mode: string, callback: fileStatCallBack): undefined;
/**
* mkdirSync.
*
* @function mkdirSync
* @param {string} path - path.
* @param {string} [mode = 0o775] - path.
* @returns {undefined} mkdir success
* @throws {TypedError | Error} mkdir fail
*/
declare function mkdirSync(path: string, mode?: string): undefined;
/**
* mkdtemp.
*
* @function mkdtemp
* @param {string} prefix - dir prefix.
* @param {fileDtempCallBack} [callback] - callback.
* @returns {undefined | Promise<string>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function mkdtemp(prefix: string): Promise<string>;
declare function mkdtemp(prefix: string, callback: fileDtempCallBack): undefined;
/**
* mkdtempSync.
*
* @function mkdtempSync
* @param {string} prefix - dir prefix.
* @returns {string} directory name
* @throws {TypedError | Error} mkdtemp fail
*/
declare function mkdtempSync(prefix: string): string;
/**
* open.
*
* @function open
* @param {string} path - path.
* @param {number} [flags = 0] - flags.
* @param {number} [mode = 0o666] - mode.
* @param {fileOpenCallBack} [callback] - callback.
* @returns {undefined | Promise<number>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function open(path: string, flags?: number, mode?: number): Promise<number>;
declare function open(path: string, callback: fileOpenCallBack): undefined;
declare function open(path: string, flags: number, callback: fileOpenCallBack): undefined;
declare function open(path: string, flags: number, mode: number, callback: fileOpenCallBack): undefined;
/**
* openSync.
*
* @function openSync
* @param {string} path - path.
* @param {number} [flags = 0] - flags.
* @param {number} [mode = 0o666] - mode.
* @returns {number} open fd
* @throws {TypedError | Error} open fail
*/
declare function openSync(path: string, flags?: number, mode?: number): number;
/**
* readText.
*
* @function readText
* @param {string} filePath - file path.
* @param {Object} [options] - options.
* @param {number} [options.offset = 0] - offset in bytes.
* @param {number} [options.length = -1] - length in bytes.
* @param {number} [options.encoding = 'utf-8'] - encoding.
* @param {fileStringCallBack} [callback] - callback.
* @returns {undefined | Promise<string>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function readText(filePath: string, options?: {
offset?: number;
length?: number;
encoding?: string;
}): Promise<string>;
declare function readText(filePath: string, options?: {
offset?: number;
length?: number;
encoding?: string;
}, callback: fileStringCallBack): undefined;
/**
* readTextSync.
*
* @function readTextSync
* @param {string} filePath - file path.
* @param {Object} [options] - options.
* @param {number} [options.offset = 0] - offset in bytes.
* @param {number} [options.length = -1] - length in bytes.
* @param {number} [options.encoding = 'utf-8'] - encoding.
* @returns {string} readout result
* @throws {TypedError} Parameter check failed
*/
declare function readTextSync(filePath: string, options?: {
offset?: number;
length?: number;
encoding?: string;
}): string;
/**
* read.
*
* @function read
* @param {number} fd - file description.
* @param {ArrayBuffer} buffer - file description.
* @param {Object} [options] - options.
* @param {number} [options.offset = 0] - offset.
* @param {number} [options.length = -1] - length.
* @param {number} [options.position = -1] - position.
* @param {fileReadCallBack} [callback] - callback.
* @returns {undefined | Promise<ReadOut>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function read(fd: number, buffer: ArrayBuffer, options?: {
offset?: number;
length?: number;
}): Promise<ReadOut>;
declare function read(fd: number, buffer: ArrayBuffer, callback: fileReadCallBack): undefined;
declare function read(fd: number, buffer: ArrayBuffer, options: {
offset?: number;
length?: number;
}, callback: fileReadCallBack): undefined;
/**
* readSync.
*
* @function readSync
* @param {number} fd - file description.
* @param {ArrayBuffer} buffer - file description.
* @param {Object} [options] - options.
* @param {number} [options.offset = 0] - offset.
* @param {number} [options.length = -1] - length.
* @param {number} [options.position = -1] - position.
* @returns {number} number of bytesRead
* @throws {TypedError | Error} read fail
*/
declare function readSync(fd: number, buffer: ArrayBuffer, options?: {
offset?: number;
length?: number;
}): number;
/**
* rename.
*
* @function rename
* @param {string} oldPath - oldPath.
* @param {string} newPath - newPath.
* @param {fileErrCallBack} [callback] - callback.
* @returns {undefined | Promise<undefined>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function rename(oldPath: string, newPath: string): Promise<undefined>;
declare function rename(oldPath: string, newPath: string, callback: fileErrCallBack): undefined;
/**
* renameSync.
*
* @function renameSync
* @param {string} oldPath - oldPath.
* @param {string} newPath - newPath.
* @returns {undefined} rename success
* @throws {TypedError | Error} rename fail
*/
declare function renameSync(oldPath: string, newPath: string): undefined;
/**
* rmdir.
*
* @function rmdir
* @param {string} path - path.
* @param {fileErrCallBack} [callback] - callback.
* @returns {undefined | Promise<undefined>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function rmdir(path: string): Promise<undefined>;
declare function rmdir(path: string, callback: fileErrCallBack): undefined;
/**
* rmdirSync.
*
* @function rmdirSync
* @param {string} path - path.
* @returns {undefined} rmdir success
* @throws {TypedError | Error} rmdir fail
*/
declare function rmdirSync(path: string): undefined;
/**
* symlink.
*
* @function symlink
* @param {string} target - target.
* @param {string} srcPath - srcPath.
* @param {fileErrCallBack} [callback] - callback.
* @returns {undefined | Promise<undefined>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function symlink(target: string, srcPath: string): Promise<undefined>;
declare function symlink(target: string, srcPath: string, callback: fileErrCallBack): undefined;
/**
* symlinkSync.
*
* @function symlinkSync
* @param {string} target - target.
* @param {string} srcPath - srcPath.
* @returns {undefined} symlink success
* @throws {TypedError | Error} symlink fail
*/
declare function symlinkSync(target: string, srcPath: string): undefined;
/**
* truncate.
*
* @function truncate
* @param {string} path - path.
* @param {number} [len = 0] - len.
* @param {fileErrCallBack} [callback] - callback.
* @returns {undefined | Promise<undefined>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function truncate(path: string, len?: number): Promise<undefined>;
declare function truncate(path: string, callback: fileErrCallBack): undefined;
declare function truncate(path: string, len: number, callback: fileErrCallBack): undefined;
/**
* truncateSync.
*
* @function truncateSync
* @param {string} path - path.
* @param {number} [len = 0] - len.
* @returns {undefined} truncate success
* @throws {TypedError | Error} truncate fail
*/
declare function truncateSync(path: string, len?: number): undefined;
/**
* unlink.
*
* @function unlink
* @param {string} path - path.
* @param {fileErrCallBack} [callback] - callback.
* @returns {undefined | Promise<undefined>} no callback return Promise otherwise return undefined
* @throws {TypedError} Parameter check failed
*/
declare function unlink(path: string): Promise<undefined>;
declare function unlink(path: string, callback: fileErrCallBack): undefined;
/**
* unlinkSync.
*
* @function unlinkSync
* @param {string} path - path.
* @returns {undefined} unlink success
* @throws {TypedError | Error} unlink fail
*/
declare function unlinkSync(path: string): undefined;
/**
* write.
*
* @function write
* @param {number} fd - file description.
* @param {ArrayBuffer | string} buffer - file description.
* @param {Object} [options] - options.
* @param {number} [options.offset = 0] - offset(bytes) ignored when buffer is string.
* @param {number} [options.length = -1] - length(bytes) ignored when buffer is string.
* @param {number} [options.position = -1] - position(bytes) where start to write < 0 use read, else use pread.
* @param {string} [options.encoding = 'utf-8'] - encoding.
* @param {fileWriteCallBack} [callback] - callback.
* @returns {undefined | Promise<number>} no callback return Promise otherwise return undefined
* @throws {TypedError | RangeError} Parameter check failed
*/
declare function write(fd: number, buffer: ArrayBuffer | string, options?: {
offset?: number;
length?: number;
position?: number;
encoding?: string;
}): Promise<number>;
declare function write(fd: number, buffer: ArrayBuffer | string, callback: fileWriteCallBack): undefined;
declare function write(fd: number, buffer: ArrayBuffer | string, options: {
offset?: number;
length?: number;
position?: number;
encoding?: string;
}, callback: fileWriteCallBack): undefined;
/**
* writeSync.
*
* @function writeSync
* @param {number} fd - file description.
* @param {ArrayBuffer | string} buffer - file description.
* @param {Object} [options] - options.
* @param {number} [options.offset = 0] - offset(bytes) ignored when buffer is string.
* @param {number} [options.length = -1] - length(bytes) ignored when buffer is string.
* @param {number} [options.position = -1] - position(bytes) where start to write < 0 use read, else use pread.
* @param {string} [options.encoding = 'utf-8'] - encoding.
* @returns {number} on success number of bytesRead
* @throws {TypedError | RangeError | Error} write fail
*/
declare function writeSync(fd: number, buffer: ArrayBuffer | string, options?: {
offset?: number;
length?: number;
position?: number;
encoding?: string;
}): number;
/**
* watch.
*
* @param {string} filename - filename.
* @param {number} events - events(depends on OS & filesystem).
* @param {fileWatchFunc} listener - listener.
* @returns {Watcher} watch success
* @throws {TypedError | Error} watch fail
*/
declare function createWatcher(filename: string, events: number, listener: fileWatchFunc): Watcher;
declare interface Dirent {
/**
* @type {string}
* @readonly
*/
readonly name: string;
/**
* isBlockDevice.
* @returns {boolean} is or not
*/
isBlockDevice(): boolean;
/**
* isCharacterDevice.
* @returns {boolean} is or not
*/
isCharacterDevice(): boolean;
/**
* isDirectory.
* @returns {boolean} is or not
*/
isDirectory(): boolean;
/**
* isFIFO.
* @returns {boolean} is or not
*/
isFIFO(): boolean;
/**
* isFile.
* @returns {boolean} is or not
*/
isFile(): boolean;
/**
* isSocket.
* @returns {boolean} is or not
*/
isSocket(): boolean;
/**
* isSymbolicLink.
* @returns {boolean} is or not
*/
isSymbolicLink(): boolean;
}
declare interface Watcher {
/**
* stop
*
* @returns {undefined}
*/
stop(): undefined;
}