Commit e11c97e9 authored by KangMin An's avatar KangMin An
Browse files

Delete: Untracked Files-nodemodules & package.json

parent 9d3019a3
declare module 'assert/strict' {
import { strict } from 'assert';
export = strict;
}
/**
* Async Hooks module: https://nodejs.org/api/async_hooks.html
*/
declare module 'async_hooks' {
/**
* Returns the asyncId of the current execution context.
*/
function executionAsyncId(): number;
/**
* The resource representing the current execution.
* Useful to store data within the resource.
*
* Resource objects returned by `executionAsyncResource()` are most often internal
* Node.js handle objects with undocumented APIs. Using any functions or properties
* on the object is likely to crash your application and should be avoided.
*
* Using `executionAsyncResource()` in the top-level execution context will
* return an empty object as there is no handle or request object to use,
* but having an object representing the top-level can be helpful.
*/
function executionAsyncResource(): object;
/**
* Returns the ID of the resource responsible for calling the callback that is currently being executed.
*/
function triggerAsyncId(): number;
interface HookCallbacks {
/**
* Called when a class is constructed that has the possibility to emit an asynchronous event.
* @param asyncId a unique ID for the async resource
* @param type the type of the async resource
* @param triggerAsyncId the unique ID of the async resource in whose execution context this async resource was created
* @param resource reference to the resource representing the async operation, needs to be released during destroy
*/
init?(asyncId: number, type: string, triggerAsyncId: number, resource: object): void;
/**
* When an asynchronous operation is initiated or completes a callback is called to notify the user.
* The before callback is called just before said callback is executed.
* @param asyncId the unique identifier assigned to the resource about to execute the callback.
*/
before?(asyncId: number): void;
/**
* Called immediately after the callback specified in before is completed.
* @param asyncId the unique identifier assigned to the resource which has executed the callback.
*/
after?(asyncId: number): void;
/**
* Called when a promise has resolve() called. This may not be in the same execution id
* as the promise itself.
* @param asyncId the unique id for the promise that was resolve()d.
*/
promiseResolve?(asyncId: number): void;
/**
* Called after the resource corresponding to asyncId is destroyed
* @param asyncId a unique ID for the async resource
*/
destroy?(asyncId: number): void;
}
interface AsyncHook {
/**
* Enable the callbacks for a given AsyncHook instance. If no callbacks are provided enabling is a noop.
*/
enable(): this;
/**
* Disable the callbacks for a given AsyncHook instance from the global pool of AsyncHook callbacks to be executed. Once a hook has been disabled it will not be called again until enabled.
*/
disable(): this;
}
/**
* Registers functions to be called for different lifetime events of each async operation.
* @param options the callbacks to register
* @return an AsyncHooks instance used for disabling and enabling hooks
*/
function createHook(options: HookCallbacks): AsyncHook;
interface AsyncResourceOptions {
/**
* The ID of the execution context that created this async event.
* @default executionAsyncId()
*/
triggerAsyncId?: number;
/**
* Disables automatic `emitDestroy` when the object is garbage collected.
* This usually does not need to be set (even if `emitDestroy` is called
* manually), unless the resource's `asyncId` is retrieved and the
* sensitive API's `emitDestroy` is called with it.
* @default false
*/
requireManualDestroy?: boolean;
}
/**
* The class AsyncResource was designed to be extended by the embedder's async resources.
* Using this users can easily trigger the lifetime events of their own resources.
*/
class AsyncResource {
/**
* AsyncResource() is meant to be extended. Instantiating a
* new AsyncResource() also triggers init. If triggerAsyncId is omitted then
* async_hook.executionAsyncId() is used.
* @param type The type of async event.
* @param triggerAsyncId The ID of the execution context that created
* this async event (default: `executionAsyncId()`), or an
* AsyncResourceOptions object (since 9.3)
*/
constructor(type: string, triggerAsyncId?: number|AsyncResourceOptions);
/**
* Binds the given function to the current execution context.
* @param fn The function to bind to the current execution context.
* @param type An optional name to associate with the underlying `AsyncResource`.
*/
static bind<Func extends (...args: any[]) => any>(fn: Func, type?: string): Func & { asyncResource: AsyncResource };
/**
* Binds the given function to execute to this `AsyncResource`'s scope.
* @param fn The function to bind to the current `AsyncResource`.
*/
bind<Func extends (...args: any[]) => any>(fn: Func): Func & { asyncResource: AsyncResource };
/**
* Call the provided function with the provided arguments in the
* execution context of the async resource. This will establish the
* context, trigger the AsyncHooks before callbacks, call the function,
* trigger the AsyncHooks after callbacks, and then restore the original
* execution context.
* @param fn The function to call in the execution context of this
* async resource.
* @param thisArg The receiver to be used for the function call.
* @param args Optional arguments to pass to the function.
*/
runInAsyncScope<This, Result>(fn: (this: This, ...args: any[]) => Result, thisArg?: This, ...args: any[]): Result;
/**
* Call AsyncHooks destroy callbacks.
*/
emitDestroy(): this;
/**
* @return the unique ID assigned to this AsyncResource instance.
*/
asyncId(): number;
/**
* @return the trigger ID for this AsyncResource instance.
*/
triggerAsyncId(): number;
}
/**
* When having multiple instances of `AsyncLocalStorage`, they are independent
* from each other. It is safe to instantiate this class multiple times.
*/
class AsyncLocalStorage<T> {
/**
* This method disables the instance of `AsyncLocalStorage`. All subsequent calls
* to `asyncLocalStorage.getStore()` will return `undefined` until
* `asyncLocalStorage.run()` is called again.
*
* When calling `asyncLocalStorage.disable()`, all current contexts linked to the
* instance will be exited.
*
* Calling `asyncLocalStorage.disable()` is required before the
* `asyncLocalStorage` can be garbage collected. This does not apply to stores
* provided by the `asyncLocalStorage`, as those objects are garbage collected
* along with the corresponding async resources.
*
* This method is to be used when the `asyncLocalStorage` is not in use anymore
* in the current process.
*/
disable(): void;
/**
* This method returns the current store. If this method is called outside of an
* asynchronous context initialized by calling `asyncLocalStorage.run`, it will
* return `undefined`.
*/
getStore(): T | undefined;
/**
* This methods runs a function synchronously within a context and return its
* return value. The store is not accessible outside of the callback function or
* the asynchronous operations created within the callback.
*
* Optionally, arguments can be passed to the function. They will be passed to the
* callback function.
*
* I the callback function throws an error, it will be thrown by `run` too. The
* stacktrace will not be impacted by this call and the context will be exited.
*/
// TODO: Apply generic vararg once available
run<R>(store: T, callback: (...args: any[]) => R, ...args: any[]): R;
/**
* This methods runs a function synchronously outside of a context and return its
* return value. The store is not accessible within the callback function or the
* asynchronous operations created within the callback.
*
* Optionally, arguments can be passed to the function. They will be passed to the
* callback function.
*
* If the callback function throws an error, it will be thrown by `exit` too. The
* stacktrace will not be impacted by this call and the context will be
* re-entered.
*/
// TODO: Apply generic vararg once available
exit<R>(callback: (...args: any[]) => R, ...args: any[]): R;
/**
* Calling `asyncLocalStorage.enterWith(store)` will transition into the context
* for the remainder of the current synchronous execution and will persist
* through any following asynchronous calls.
*/
enterWith(store: T): void;
}
}
// NOTE: These definitions support NodeJS and TypeScript 3.7.
// NOTE: TypeScript version-specific augmentations can be found in the following paths:
// - ~/base.d.ts - Shared definitions common to all TypeScript versions
// - ~/index.d.ts - Definitions specific to TypeScript 2.1
// - ~/ts3.7/base.d.ts - Definitions specific to TypeScript 3.7
// - ~/ts3.7/index.d.ts - Definitions specific to TypeScript 3.7 with assert pulled in
// Reference required types from the default lib:
/// <reference lib="es2018" />
/// <reference lib="esnext.asynciterable" />
/// <reference lib="esnext.intl" />
/// <reference lib="esnext.bigint" />
// Base definitions for all NodeJS modules that are not specific to any version of TypeScript:
/// <reference path="ts3.6/base.d.ts" />
// TypeScript 3.7-specific augmentations:
/// <reference path="assert.d.ts" />
declare module 'buffer' {
import { BinaryLike } from 'crypto';
export const INSPECT_MAX_BYTES: number;
export const kMaxLength: number;
export const kStringMaxLength: number;
export const constants: {
MAX_LENGTH: number;
MAX_STRING_LENGTH: number;
};
const BuffType: typeof Buffer;
export type TranscodeEncoding = "ascii" | "utf8" | "utf16le" | "ucs2" | "latin1" | "binary";
export function transcode(source: Uint8Array, fromEnc: TranscodeEncoding, toEnc: TranscodeEncoding): Buffer;
export const SlowBuffer: {
/** @deprecated since v6.0.0, use `Buffer.allocUnsafeSlow()` */
new(size: number): Buffer;
prototype: Buffer;
};
export { BuffType as Buffer };
/**
* @experimental
*/
export interface BlobOptions {
/**
* @default 'utf8'
*/
encoding?: BufferEncoding;
/**
* The Blob content-type. The intent is for `type` to convey
* the MIME media type of the data, however no validation of the type format
* is performed.
*/
type?: string;
}
/**
* @experimental
*/
export class Blob {
/**
* Returns a promise that fulfills with an {ArrayBuffer} containing a copy of the `Blob` data.
*/
readonly size: number;
/**
* The content-type of the `Blob`.
*/
readonly type: string;
/**
* Creates a new `Blob` object containing a concatenation of the given sources.
*
* {ArrayBuffer}, {TypedArray}, {DataView}, and {Buffer} sources are copied into
* the 'Blob' and can therefore be safely modified after the 'Blob' is created.
*
* String sources are also copied into the `Blob`.
*/
constructor(sources: Array<(BinaryLike | Blob)>, options?: BlobOptions);
arrayBuffer(): Promise<ArrayBuffer>;
/**
* @param start The starting index.
* @param end The ending index.
* @param type The content-type for the new `Blob`
*/
slice(start?: number, end?: number, type?: string): Blob;
/**
* Returns a promise that resolves the contents of the `Blob` decoded as a UTF-8 string.
*/
text(): Promise<string>;
}
}
declare module 'node:buffer' {
export * from 'buffer';
}
declare module 'child_process' {
import { BaseEncodingOptions } from 'fs';
import { EventEmitter, Abortable } from 'events';
import * as net from 'net';
import { Writable, Readable, Stream, Pipe } from 'stream';
type Serializable = string | object | number | boolean | bigint;
type SendHandle = net.Socket | net.Server;
interface ChildProcess extends EventEmitter {
stdin: Writable | null;
stdout: Readable | null;
stderr: Readable | null;
readonly channel?: Pipe | null;
readonly stdio: [
Writable | null, // stdin
Readable | null, // stdout
Readable | null, // stderr
Readable | Writable | null | undefined, // extra
Readable | Writable | null | undefined // extra
];
readonly killed: boolean;
readonly pid?: number;
readonly connected: boolean;
readonly exitCode: number | null;
readonly signalCode: NodeJS.Signals | null;
readonly spawnargs: string[];
readonly spawnfile: string;
kill(signal?: NodeJS.Signals | number): boolean;
send(message: Serializable, callback?: (error: Error | null) => void): boolean;
send(message: Serializable, sendHandle?: SendHandle, callback?: (error: Error | null) => void): boolean;
send(message: Serializable, sendHandle?: SendHandle, options?: MessageOptions, callback?: (error: Error | null) => void): boolean;
disconnect(): void;
unref(): void;
ref(): void;
/**
* events.EventEmitter
* 1. close
* 2. disconnect
* 3. error
* 4. exit
* 5. message
* 6. spawn
*/
addListener(event: string, listener: (...args: any[]) => void): this;
addListener(event: "close", listener: (code: number | null, signal: NodeJS.Signals | null) => void): this;
addListener(event: "disconnect", listener: () => void): this;
addListener(event: "error", listener: (err: Error) => void): this;
addListener(event: "exit", listener: (code: number | null, signal: NodeJS.Signals | null) => void): this;
addListener(event: "message", listener: (message: Serializable, sendHandle: SendHandle) => void): this;
addListener(event: "spawn", listener: () => void): this;
emit(event: string | symbol, ...args: any[]): boolean;
emit(event: "close", code: number | null, signal: NodeJS.Signals | null): boolean;
emit(event: "disconnect"): boolean;
emit(event: "error", err: Error): boolean;
emit(event: "exit", code: number | null, signal: NodeJS.Signals | null): boolean;
emit(event: "message", message: Serializable, sendHandle: SendHandle): boolean;
emit(event: "spawn", listener: () => void): boolean;
on(event: string, listener: (...args: any[]) => void): this;
on(event: "close", listener: (code: number | null, signal: NodeJS.Signals | null) => void): this;
on(event: "disconnect", listener: () => void): this;
on(event: "error", listener: (err: Error) => void): this;
on(event: "exit", listener: (code: number | null, signal: NodeJS.Signals | null) => void): this;
on(event: "message", listener: (message: Serializable, sendHandle: SendHandle) => void): this;
on(event: "spawn", listener: () => void): this;
once(event: string, listener: (...args: any[]) => void): this;
once(event: "close", listener: (code: number | null, signal: NodeJS.Signals | null) => void): this;
once(event: "disconnect", listener: () => void): this;
once(event: "error", listener: (err: Error) => void): this;
once(event: "exit", listener: (code: number | null, signal: NodeJS.Signals | null) => void): this;
once(event: "message", listener: (message: Serializable, sendHandle: SendHandle) => void): this;
once(event: "spawn", listener: () => void): this;
prependListener(event: string, listener: (...args: any[]) => void): this;
prependListener(event: "close", listener: (code: number | null, signal: NodeJS.Signals | null) => void): this;
prependListener(event: "disconnect", listener: () => void): this;
prependListener(event: "error", listener: (err: Error) => void): this;
prependListener(event: "exit", listener: (code: number | null, signal: NodeJS.Signals | null) => void): this;
prependListener(event: "message", listener: (message: Serializable, sendHandle: SendHandle) => void): this;
prependListener(event: "spawn", listener: () => void): this;
prependOnceListener(event: string, listener: (...args: any[]) => void): this;
prependOnceListener(event: "close", listener: (code: number | null, signal: NodeJS.Signals | null) => void): this;
prependOnceListener(event: "disconnect", listener: () => void): this;
prependOnceListener(event: "error", listener: (err: Error) => void): this;
prependOnceListener(event: "exit", listener: (code: number | null, signal: NodeJS.Signals | null) => void): this;
prependOnceListener(event: "message", listener: (message: Serializable, sendHandle: SendHandle) => void): this;
prependOnceListener(event: "spawn", listener: () => void): this;
}
// return this object when stdio option is undefined or not specified
interface ChildProcessWithoutNullStreams extends ChildProcess {
stdin: Writable;
stdout: Readable;
stderr: Readable;
readonly stdio: [
Writable, // stdin
Readable, // stdout
Readable, // stderr
Readable | Writable | null | undefined, // extra, no modification
Readable | Writable | null | undefined // extra, no modification
];
}
// return this object when stdio option is a tuple of 3
interface ChildProcessByStdio<
I extends null | Writable,
O extends null | Readable,
E extends null | Readable,
> extends ChildProcess {
stdin: I;
stdout: O;
stderr: E;
readonly stdio: [
I,
O,
E,
Readable | Writable | null | undefined, // extra, no modification
Readable | Writable | null | undefined // extra, no modification
];
}
interface MessageOptions {
keepOpen?: boolean;
}
type IOType = "overlapped" | "pipe" | "ignore" | "inherit";
type StdioOptions = IOType | Array<(IOType | "ipc" | Stream | number | null | undefined)>;
type SerializationType = 'json' | 'advanced';
interface MessagingOptions extends Abortable {
/**
* Specify the kind of serialization used for sending messages between processes.
* @default 'json'
*/
serialization?: SerializationType;
/**
* The signal value to be used when the spawned process will be killed by the abort signal.
* @default 'SIGTERM'
*/
killSignal?: NodeJS.Signals | number;
}
interface ProcessEnvOptions {
uid?: number;
gid?: number;
cwd?: string;
env?: NodeJS.ProcessEnv;
}
interface CommonOptions extends ProcessEnvOptions {
/**
* @default true
*/
windowsHide?: boolean;
/**
* @default 0
*/
timeout?: number;
}
interface CommonSpawnOptions extends CommonOptions, MessagingOptions, Abortable {
argv0?: string;
stdio?: StdioOptions;
shell?: boolean | string;
windowsVerbatimArguments?: boolean;
}
interface SpawnOptions extends CommonSpawnOptions {
detached?: boolean;
}
interface SpawnOptionsWithoutStdio extends SpawnOptions {
stdio?: StdioPipeNamed | StdioPipe[];
}
type StdioNull = 'inherit' | 'ignore' | Stream;
type StdioPipeNamed = 'pipe' | 'overlapped';
type StdioPipe = undefined | null | StdioPipeNamed;
interface SpawnOptionsWithStdioTuple<
Stdin extends StdioNull | StdioPipe,
Stdout extends StdioNull | StdioPipe,
Stderr extends StdioNull | StdioPipe,
> extends SpawnOptions {
stdio: [Stdin, Stdout, Stderr];
}
// overloads of spawn without 'args'
function spawn(command: string, options?: SpawnOptionsWithoutStdio): ChildProcessWithoutNullStreams;
function spawn(
command: string,
options: SpawnOptionsWithStdioTuple<StdioPipe, StdioPipe, StdioPipe>,
): ChildProcessByStdio<Writable, Readable, Readable>;
function spawn(
command: string,
options: SpawnOptionsWithStdioTuple<StdioPipe, StdioPipe, StdioNull>,
): ChildProcessByStdio<Writable, Readable, null>;
function spawn(
command: string,
options: SpawnOptionsWithStdioTuple<StdioPipe, StdioNull, StdioPipe>,
): ChildProcessByStdio<Writable, null, Readable>;
function spawn(
command: string,
options: SpawnOptionsWithStdioTuple<StdioNull, StdioPipe, StdioPipe>,
): ChildProcessByStdio<null, Readable, Readable>;
function spawn(
command: string,
options: SpawnOptionsWithStdioTuple<StdioPipe, StdioNull, StdioNull>,
): ChildProcessByStdio<Writable, null, null>;
function spawn(
command: string,
options: SpawnOptionsWithStdioTuple<StdioNull, StdioPipe, StdioNull>,
): ChildProcessByStdio<null, Readable, null>;
function spawn(
command: string,
options: SpawnOptionsWithStdioTuple<StdioNull, StdioNull, StdioPipe>,
): ChildProcessByStdio<null, null, Readable>;
function spawn(
command: string,
options: SpawnOptionsWithStdioTuple<StdioNull, StdioNull, StdioNull>,
): ChildProcessByStdio<null, null, null>;
function spawn(command: string, options: SpawnOptions): ChildProcess;
// overloads of spawn with 'args'
function spawn(command: string, args?: ReadonlyArray<string>, options?: SpawnOptionsWithoutStdio): ChildProcessWithoutNullStreams;
function spawn(
command: string,
args: ReadonlyArray<string>,
options: SpawnOptionsWithStdioTuple<StdioPipe, StdioPipe, StdioPipe>,
): ChildProcessByStdio<Writable, Readable, Readable>;
function spawn(
command: string,
args: ReadonlyArray<string>,
options: SpawnOptionsWithStdioTuple<StdioPipe, StdioPipe, StdioNull>,
): ChildProcessByStdio<Writable, Readable, null>;
function spawn(
command: string,
args: ReadonlyArray<string>,
options: SpawnOptionsWithStdioTuple<StdioPipe, StdioNull, StdioPipe>,
): ChildProcessByStdio<Writable, null, Readable>;
function spawn(
command: string,
args: ReadonlyArray<string>,
options: SpawnOptionsWithStdioTuple<StdioNull, StdioPipe, StdioPipe>,
): ChildProcessByStdio<null, Readable, Readable>;
function spawn(
command: string,
args: ReadonlyArray<string>,
options: SpawnOptionsWithStdioTuple<StdioPipe, StdioNull, StdioNull>,
): ChildProcessByStdio<Writable, null, null>;
function spawn(
command: string,
args: ReadonlyArray<string>,
options: SpawnOptionsWithStdioTuple<StdioNull, StdioPipe, StdioNull>,
): ChildProcessByStdio<null, Readable, null>;
function spawn(
command: string,
args: ReadonlyArray<string>,
options: SpawnOptionsWithStdioTuple<StdioNull, StdioNull, StdioPipe>,
): ChildProcessByStdio<null, null, Readable>;
function spawn(
command: string,
args: ReadonlyArray<string>,
options: SpawnOptionsWithStdioTuple<StdioNull, StdioNull, StdioNull>,
): ChildProcessByStdio<null, null, null>;
function spawn(command: string, args: ReadonlyArray<string>, options: SpawnOptions): ChildProcess;
interface ExecOptions extends CommonOptions {
shell?: string;
maxBuffer?: number;
killSignal?: NodeJS.Signals | number;
}
interface ExecOptionsWithStringEncoding extends ExecOptions {
encoding: BufferEncoding;
}
interface ExecOptionsWithBufferEncoding extends ExecOptions {
encoding: BufferEncoding | null; // specify `null`.
}
interface ExecException extends Error {
cmd?: string;
killed?: boolean;
code?: number;
signal?: NodeJS.Signals;
}
// no `options` definitely means stdout/stderr are `string`.
function exec(command: string, callback?: (error: ExecException | null, stdout: string, stderr: string) => void): ChildProcess;
// `options` with `"buffer"` or `null` for `encoding` means stdout/stderr are definitely `Buffer`.
function exec(command: string, options: { encoding: "buffer" | null } & ExecOptions, callback?: (error: ExecException | null, stdout: Buffer, stderr: Buffer) => void): ChildProcess;
// `options` with well known `encoding` means stdout/stderr are definitely `string`.
function exec(command: string, options: { encoding: BufferEncoding } & ExecOptions, callback?: (error: ExecException | null, stdout: string, stderr: string) => void): ChildProcess;
// `options` with an `encoding` whose type is `string` means stdout/stderr could either be `Buffer` or `string`.
// There is no guarantee the `encoding` is unknown as `string` is a superset of `BufferEncoding`.
function exec(
command: string,
options: { encoding: BufferEncoding } & ExecOptions,
callback?: (error: ExecException | null, stdout: string | Buffer, stderr: string | Buffer) => void,
): ChildProcess;
// `options` without an `encoding` means stdout/stderr are definitely `string`.
function exec(command: string, options: ExecOptions, callback?: (error: ExecException | null, stdout: string, stderr: string) => void): ChildProcess;
// fallback if nothing else matches. Worst case is always `string | Buffer`.
function exec(
command: string,
options: (BaseEncodingOptions & ExecOptions) | undefined | null,
callback?: (error: ExecException | null, stdout: string | Buffer, stderr: string | Buffer) => void,
): ChildProcess;
interface PromiseWithChild<T> extends Promise<T> {
child: ChildProcess;
}
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
namespace exec {
function __promisify__(command: string): PromiseWithChild<{ stdout: string, stderr: string }>;
function __promisify__(command: string, options: { encoding: "buffer" | null } & ExecOptions): PromiseWithChild<{ stdout: Buffer, stderr: Buffer }>;
function __promisify__(command: string, options: { encoding: BufferEncoding } & ExecOptions): PromiseWithChild<{ stdout: string, stderr: string }>;
function __promisify__(command: string, options: ExecOptions): PromiseWithChild<{ stdout: string, stderr: string }>;
function __promisify__(command: string, options?: (BaseEncodingOptions & ExecOptions) | null): PromiseWithChild<{ stdout: string | Buffer, stderr: string | Buffer }>;
}
interface ExecFileOptions extends CommonOptions, Abortable {
maxBuffer?: number;
killSignal?: NodeJS.Signals | number;
windowsVerbatimArguments?: boolean;
shell?: boolean | string;
signal?: AbortSignal;
}
interface ExecFileOptionsWithStringEncoding extends ExecFileOptions {
encoding: BufferEncoding;
}
interface ExecFileOptionsWithBufferEncoding extends ExecFileOptions {
encoding: 'buffer' | null;
}
interface ExecFileOptionsWithOtherEncoding extends ExecFileOptions {
encoding: BufferEncoding;
}
type ExecFileException = ExecException & NodeJS.ErrnoException;
function execFile(file: string): ChildProcess;
function execFile(file: string, options: (BaseEncodingOptions & ExecFileOptions) | undefined | null): ChildProcess;
function execFile(file: string, args?: ReadonlyArray<string> | null): ChildProcess;
function execFile(file: string, args: ReadonlyArray<string> | undefined | null, options: (BaseEncodingOptions & ExecFileOptions) | undefined | null): ChildProcess;
// no `options` definitely means stdout/stderr are `string`.
function execFile(file: string, callback: (error: ExecFileException | null, stdout: string, stderr: string) => void): ChildProcess;
function execFile(file: string, args: ReadonlyArray<string> | undefined | null, callback: (error: ExecFileException | null, stdout: string, stderr: string) => void): ChildProcess;
// `options` with `"buffer"` or `null` for `encoding` means stdout/stderr are definitely `Buffer`.
function execFile(file: string, options: ExecFileOptionsWithBufferEncoding, callback: (error: ExecFileException | null, stdout: Buffer, stderr: Buffer) => void): ChildProcess;
function execFile(
file: string,
args: ReadonlyArray<string> | undefined | null,
options: ExecFileOptionsWithBufferEncoding,
callback: (error: ExecFileException | null, stdout: Buffer, stderr: Buffer) => void,
): ChildProcess;
// `options` with well known `encoding` means stdout/stderr are definitely `string`.
function execFile(file: string, options: ExecFileOptionsWithStringEncoding, callback: (error: ExecFileException | null, stdout: string, stderr: string) => void): ChildProcess;
function execFile(
file: string,
args: ReadonlyArray<string> | undefined | null,
options: ExecFileOptionsWithStringEncoding,
callback: (error: ExecFileException | null, stdout: string, stderr: string) => void,
): ChildProcess;
// `options` with an `encoding` whose type is `string` means stdout/stderr could either be `Buffer` or `string`.
// There is no guarantee the `encoding` is unknown as `string` is a superset of `BufferEncoding`.
function execFile(
file: string,
options: ExecFileOptionsWithOtherEncoding,
callback: (error: ExecFileException | null, stdout: string | Buffer, stderr: string | Buffer) => void,
): ChildProcess;
function execFile(
file: string,
args: ReadonlyArray<string> | undefined | null,
options: ExecFileOptionsWithOtherEncoding,
callback: (error: ExecFileException | null, stdout: string | Buffer, stderr: string | Buffer) => void,
): ChildProcess;
// `options` without an `encoding` means stdout/stderr are definitely `string`.
function execFile(file: string, options: ExecFileOptions, callback: (error: ExecFileException | null, stdout: string, stderr: string) => void): ChildProcess;
function execFile(
file: string,
args: ReadonlyArray<string> | undefined | null,
options: ExecFileOptions,
callback: (error: ExecFileException | null, stdout: string, stderr: string) => void
): ChildProcess;
// fallback if nothing else matches. Worst case is always `string | Buffer`.
function execFile(
file: string,
options: (BaseEncodingOptions & ExecFileOptions) | undefined | null,
callback: ((error: ExecFileException | null, stdout: string | Buffer, stderr: string | Buffer) => void) | undefined | null,
): ChildProcess;
function execFile(
file: string,
args: ReadonlyArray<string> | undefined | null,
options: (BaseEncodingOptions & ExecFileOptions) | undefined | null,
callback: ((error: ExecFileException | null, stdout: string | Buffer, stderr: string | Buffer) => void) | undefined | null,
): ChildProcess;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
namespace execFile {
function __promisify__(file: string): PromiseWithChild<{ stdout: string, stderr: string }>;
function __promisify__(file: string, args: ReadonlyArray<string> | undefined | null): PromiseWithChild<{ stdout: string, stderr: string }>;
function __promisify__(file: string, options: ExecFileOptionsWithBufferEncoding): PromiseWithChild<{ stdout: Buffer, stderr: Buffer }>;
function __promisify__(file: string, args: ReadonlyArray<string> | undefined | null, options: ExecFileOptionsWithBufferEncoding): PromiseWithChild<{ stdout: Buffer, stderr: Buffer }>;
function __promisify__(file: string, options: ExecFileOptionsWithStringEncoding): PromiseWithChild<{ stdout: string, stderr: string }>;
function __promisify__(file: string, args: ReadonlyArray<string> | undefined | null, options: ExecFileOptionsWithStringEncoding): PromiseWithChild<{ stdout: string, stderr: string }>;
function __promisify__(file: string, options: ExecFileOptionsWithOtherEncoding): PromiseWithChild<{ stdout: string | Buffer, stderr: string | Buffer }>;
function __promisify__(
file: string,
args: ReadonlyArray<string> | undefined | null,
options: ExecFileOptionsWithOtherEncoding,
): PromiseWithChild<{ stdout: string | Buffer, stderr: string | Buffer }>;
function __promisify__(file: string, options: ExecFileOptions): PromiseWithChild<{ stdout: string, stderr: string }>;
function __promisify__(file: string, args: ReadonlyArray<string> | undefined | null, options: ExecFileOptions): PromiseWithChild<{ stdout: string, stderr: string }>;
function __promisify__(file: string, options: (BaseEncodingOptions & ExecFileOptions) | undefined | null): PromiseWithChild<{ stdout: string | Buffer, stderr: string | Buffer }>;
function __promisify__(
file: string,
args: ReadonlyArray<string> | undefined | null,
options: (BaseEncodingOptions & ExecFileOptions) | undefined | null,
): PromiseWithChild<{ stdout: string | Buffer, stderr: string | Buffer }>;
}
interface ForkOptions extends ProcessEnvOptions, MessagingOptions, Abortable {
execPath?: string;
execArgv?: string[];
silent?: boolean;
stdio?: StdioOptions;
detached?: boolean;
windowsVerbatimArguments?: boolean;
}
function fork(modulePath: string, options?: ForkOptions): ChildProcess;
function fork(modulePath: string, args?: ReadonlyArray<string>, options?: ForkOptions): ChildProcess;
interface SpawnSyncOptions extends CommonSpawnOptions {
input?: string | NodeJS.ArrayBufferView;
maxBuffer?: number;
encoding?: BufferEncoding | 'buffer' | null;
}
interface SpawnSyncOptionsWithStringEncoding extends SpawnSyncOptions {
encoding: BufferEncoding;
}
interface SpawnSyncOptionsWithBufferEncoding extends SpawnSyncOptions {
encoding?: 'buffer' | null;
}
interface SpawnSyncReturns<T> {
pid: number;
output: string[];
stdout: T;
stderr: T;
status: number | null;
signal: NodeJS.Signals | null;
error?: Error;
}
function spawnSync(command: string): SpawnSyncReturns<Buffer>;
function spawnSync(command: string, options?: SpawnSyncOptionsWithStringEncoding): SpawnSyncReturns<string>;
function spawnSync(command: string, options?: SpawnSyncOptionsWithBufferEncoding): SpawnSyncReturns<Buffer>;
function spawnSync(command: string, options?: SpawnSyncOptions): SpawnSyncReturns<Buffer>;
function spawnSync(command: string, args?: ReadonlyArray<string>, options?: SpawnSyncOptionsWithStringEncoding): SpawnSyncReturns<string>;
function spawnSync(command: string, args?: ReadonlyArray<string>, options?: SpawnSyncOptionsWithBufferEncoding): SpawnSyncReturns<Buffer>;
function spawnSync(command: string, args?: ReadonlyArray<string>, options?: SpawnSyncOptions): SpawnSyncReturns<Buffer>;
interface ExecSyncOptions extends CommonOptions {
input?: string | Uint8Array;
stdio?: StdioOptions;
shell?: string;
killSignal?: NodeJS.Signals | number;
maxBuffer?: number;
encoding?: BufferEncoding | 'buffer' | null;
}
interface ExecSyncOptionsWithStringEncoding extends ExecSyncOptions {
encoding: BufferEncoding;
}
interface ExecSyncOptionsWithBufferEncoding extends ExecSyncOptions {
encoding?: 'buffer' | null;
}
function execSync(command: string): Buffer;
function execSync(command: string, options?: ExecSyncOptionsWithStringEncoding): string;
function execSync(command: string, options?: ExecSyncOptionsWithBufferEncoding): Buffer;
function execSync(command: string, options?: ExecSyncOptions): Buffer;
interface ExecFileSyncOptions extends CommonOptions {
input?: string | NodeJS.ArrayBufferView;
stdio?: StdioOptions;
killSignal?: NodeJS.Signals | number;
maxBuffer?: number;
encoding?: BufferEncoding;
shell?: boolean | string;
}
interface ExecFileSyncOptionsWithStringEncoding extends ExecFileSyncOptions {
encoding: BufferEncoding;
}
interface ExecFileSyncOptionsWithBufferEncoding extends ExecFileSyncOptions {
encoding: BufferEncoding; // specify `null`.
}
function execFileSync(command: string): Buffer;
function execFileSync(command: string, options?: ExecFileSyncOptionsWithStringEncoding): string;
function execFileSync(command: string, options?: ExecFileSyncOptionsWithBufferEncoding): Buffer;
function execFileSync(command: string, options?: ExecFileSyncOptions): Buffer;
function execFileSync(command: string, args?: ReadonlyArray<string>, options?: ExecFileSyncOptionsWithStringEncoding): string;
function execFileSync(command: string, args?: ReadonlyArray<string>, options?: ExecFileSyncOptionsWithBufferEncoding): Buffer;
function execFileSync(command: string, args?: ReadonlyArray<string>, options?: ExecFileSyncOptions): Buffer;
}
declare module 'cluster' {
import * as child from 'child_process';
import EventEmitter = require('events');
import * as net from 'net';
// interfaces
interface ClusterSettings {
execArgv?: string[]; // default: process.execArgv
exec?: string;
args?: string[];
silent?: boolean;
stdio?: any[];
uid?: number;
gid?: number;
inspectPort?: number | (() => number);
}
interface Address {
address: string;
port: number;
addressType: number | "udp4" | "udp6"; // 4, 6, -1, "udp4", "udp6"
}
class Worker extends EventEmitter {
id: number;
process: child.ChildProcess;
send(message: child.Serializable, sendHandle?: child.SendHandle, callback?: (error: Error | null) => void): boolean;
kill(signal?: string): void;
destroy(signal?: string): void;
disconnect(): void;
isConnected(): boolean;
isDead(): boolean;
exitedAfterDisconnect: boolean;
/**
* events.EventEmitter
* 1. disconnect
* 2. error
* 3. exit
* 4. listening
* 5. message
* 6. online
*/
addListener(event: string, listener: (...args: any[]) => void): this;
addListener(event: "disconnect", listener: () => void): this;
addListener(event: "error", listener: (error: Error) => void): this;
addListener(event: "exit", listener: (code: number, signal: string) => void): this;
addListener(event: "listening", listener: (address: Address) => void): this;
addListener(event: "message", listener: (message: any, handle: net.Socket | net.Server) => void): this; // the handle is a net.Socket or net.Server object, or undefined.
addListener(event: "online", listener: () => void): this;
emit(event: string | symbol, ...args: any[]): boolean;
emit(event: "disconnect"): boolean;
emit(event: "error", error: Error): boolean;
emit(event: "exit", code: number, signal: string): boolean;
emit(event: "listening", address: Address): boolean;
emit(event: "message", message: any, handle: net.Socket | net.Server): boolean;
emit(event: "online"): boolean;
on(event: string, listener: (...args: any[]) => void): this;
on(event: "disconnect", listener: () => void): this;
on(event: "error", listener: (error: Error) => void): this;
on(event: "exit", listener: (code: number, signal: string) => void): this;
on(event: "listening", listener: (address: Address) => void): this;
on(event: "message", listener: (message: any, handle: net.Socket | net.Server) => void): this; // the handle is a net.Socket or net.Server object, or undefined.
on(event: "online", listener: () => void): this;
once(event: string, listener: (...args: any[]) => void): this;
once(event: "disconnect", listener: () => void): this;
once(event: "error", listener: (error: Error) => void): this;
once(event: "exit", listener: (code: number, signal: string) => void): this;
once(event: "listening", listener: (address: Address) => void): this;
once(event: "message", listener: (message: any, handle: net.Socket | net.Server) => void): this; // the handle is a net.Socket or net.Server object, or undefined.
once(event: "online", listener: () => void): this;
prependListener(event: string, listener: (...args: any[]) => void): this;
prependListener(event: "disconnect", listener: () => void): this;
prependListener(event: "error", listener: (error: Error) => void): this;
prependListener(event: "exit", listener: (code: number, signal: string) => void): this;
prependListener(event: "listening", listener: (address: Address) => void): this;
prependListener(event: "message", listener: (message: any, handle: net.Socket | net.Server) => void): this; // the handle is a net.Socket or net.Server object, or undefined.
prependListener(event: "online", listener: () => void): this;
prependOnceListener(event: string, listener: (...args: any[]) => void): this;
prependOnceListener(event: "disconnect", listener: () => void): this;
prependOnceListener(event: "error", listener: (error: Error) => void): this;
prependOnceListener(event: "exit", listener: (code: number, signal: string) => void): this;
prependOnceListener(event: "listening", listener: (address: Address) => void): this;
prependOnceListener(event: "message", listener: (message: any, handle: net.Socket | net.Server) => void): this; // the handle is a net.Socket or net.Server object, or undefined.
prependOnceListener(event: "online", listener: () => void): this;
}
interface Cluster extends EventEmitter {
Worker: Worker;
disconnect(callback?: () => void): void;
fork(env?: any): Worker;
isMaster: boolean;
isWorker: boolean;
schedulingPolicy: number;
settings: ClusterSettings;
setupMaster(settings?: ClusterSettings): void;
worker?: Worker;
workers?: NodeJS.Dict<Worker>;
readonly SCHED_NONE: number;
readonly SCHED_RR: number;
/**
* events.EventEmitter
* 1. disconnect
* 2. exit
* 3. fork
* 4. listening
* 5. message
* 6. online
* 7. setup
*/
addListener(event: string, listener: (...args: any[]) => void): this;
addListener(event: "disconnect", listener: (worker: Worker) => void): this;
addListener(event: "exit", listener: (worker: Worker, code: number, signal: string) => void): this;
addListener(event: "fork", listener: (worker: Worker) => void): this;
addListener(event: "listening", listener: (worker: Worker, address: Address) => void): this;
addListener(event: "message", listener: (worker: Worker, message: any, handle: net.Socket | net.Server) => void): this; // the handle is a net.Socket or net.Server object, or undefined.
addListener(event: "online", listener: (worker: Worker) => void): this;
addListener(event: "setup", listener: (settings: ClusterSettings) => void): this;
emit(event: string | symbol, ...args: any[]): boolean;
emit(event: "disconnect", worker: Worker): boolean;
emit(event: "exit", worker: Worker, code: number, signal: string): boolean;
emit(event: "fork", worker: Worker): boolean;
emit(event: "listening", worker: Worker, address: Address): boolean;
emit(event: "message", worker: Worker, message: any, handle: net.Socket | net.Server): boolean;
emit(event: "online", worker: Worker): boolean;
emit(event: "setup", settings: ClusterSettings): boolean;
on(event: string, listener: (...args: any[]) => void): this;
on(event: "disconnect", listener: (worker: Worker) => void): this;
on(event: "exit", listener: (worker: Worker, code: number, signal: string) => void): this;
on(event: "fork", listener: (worker: Worker) => void): this;
on(event: "listening", listener: (worker: Worker, address: Address) => void): this;
on(event: "message", listener: (worker: Worker, message: any, handle: net.Socket | net.Server) => void): this; // the handle is a net.Socket or net.Server object, or undefined.
on(event: "online", listener: (worker: Worker) => void): this;
on(event: "setup", listener: (settings: ClusterSettings) => void): this;
once(event: string, listener: (...args: any[]) => void): this;
once(event: "disconnect", listener: (worker: Worker) => void): this;
once(event: "exit", listener: (worker: Worker, code: number, signal: string) => void): this;
once(event: "fork", listener: (worker: Worker) => void): this;
once(event: "listening", listener: (worker: Worker, address: Address) => void): this;
once(event: "message", listener: (worker: Worker, message: any, handle: net.Socket | net.Server) => void): this; // the handle is a net.Socket or net.Server object, or undefined.
once(event: "online", listener: (worker: Worker) => void): this;
once(event: "setup", listener: (settings: ClusterSettings) => void): this;
prependListener(event: string, listener: (...args: any[]) => void): this;
prependListener(event: "disconnect", listener: (worker: Worker) => void): this;
prependListener(event: "exit", listener: (worker: Worker, code: number, signal: string) => void): this;
prependListener(event: "fork", listener: (worker: Worker) => void): this;
prependListener(event: "listening", listener: (worker: Worker, address: Address) => void): this;
prependListener(event: "message", listener: (worker: Worker, message: any, handle: net.Socket | net.Server) => void): this; // the handle is a net.Socket or net.Server object, or undefined.
prependListener(event: "online", listener: (worker: Worker) => void): this;
prependListener(event: "setup", listener: (settings: ClusterSettings) => void): this;
prependOnceListener(event: string, listener: (...args: any[]) => void): this;
prependOnceListener(event: "disconnect", listener: (worker: Worker) => void): this;
prependOnceListener(event: "exit", listener: (worker: Worker, code: number, signal: string) => void): this;
prependOnceListener(event: "fork", listener: (worker: Worker) => void): this;
prependOnceListener(event: "listening", listener: (worker: Worker, address: Address) => void): this;
// the handle is a net.Socket or net.Server object, or undefined.
prependOnceListener(event: "message", listener: (worker: Worker, message: any, handle: net.Socket | net.Server) => void): this;
prependOnceListener(event: "online", listener: (worker: Worker) => void): this;
prependOnceListener(event: "setup", listener: (settings: ClusterSettings) => void): this;
}
const SCHED_NONE: number;
const SCHED_RR: number;
function disconnect(callback?: () => void): void;
function fork(env?: any): Worker;
const isMaster: boolean;
const isWorker: boolean;
let schedulingPolicy: number;
const settings: ClusterSettings;
function setupMaster(settings?: ClusterSettings): void;
const worker: Worker;
const workers: NodeJS.Dict<Worker>;
/**
* events.EventEmitter
* 1. disconnect
* 2. exit
* 3. fork
* 4. listening
* 5. message
* 6. online
* 7. setup
*/
function addListener(event: string, listener: (...args: any[]) => void): Cluster;
function addListener(event: "disconnect", listener: (worker: Worker) => void): Cluster;
function addListener(event: "exit", listener: (worker: Worker, code: number, signal: string) => void): Cluster;
function addListener(event: "fork", listener: (worker: Worker) => void): Cluster;
function addListener(event: "listening", listener: (worker: Worker, address: Address) => void): Cluster;
// the handle is a net.Socket or net.Server object, or undefined.
function addListener(event: "message", listener: (worker: Worker, message: any, handle: net.Socket | net.Server) => void): Cluster;
function addListener(event: "online", listener: (worker: Worker) => void): Cluster;
function addListener(event: "setup", listener: (settings: ClusterSettings) => void): Cluster;
function emit(event: string | symbol, ...args: any[]): boolean;
function emit(event: "disconnect", worker: Worker): boolean;
function emit(event: "exit", worker: Worker, code: number, signal: string): boolean;
function emit(event: "fork", worker: Worker): boolean;
function emit(event: "listening", worker: Worker, address: Address): boolean;
function emit(event: "message", worker: Worker, message: any, handle: net.Socket | net.Server): boolean;
function emit(event: "online", worker: Worker): boolean;
function emit(event: "setup", settings: ClusterSettings): boolean;
function on(event: string, listener: (...args: any[]) => void): Cluster;
function on(event: "disconnect", listener: (worker: Worker) => void): Cluster;
function on(event: "exit", listener: (worker: Worker, code: number, signal: string) => void): Cluster;
function on(event: "fork", listener: (worker: Worker) => void): Cluster;
function on(event: "listening", listener: (worker: Worker, address: Address) => void): Cluster;
function on(event: "message", listener: (worker: Worker, message: any, handle: net.Socket | net.Server) => void): Cluster; // the handle is a net.Socket or net.Server object, or undefined.
function on(event: "online", listener: (worker: Worker) => void): Cluster;
function on(event: "setup", listener: (settings: ClusterSettings) => void): Cluster;
function once(event: string, listener: (...args: any[]) => void): Cluster;
function once(event: "disconnect", listener: (worker: Worker) => void): Cluster;
function once(event: "exit", listener: (worker: Worker, code: number, signal: string) => void): Cluster;
function once(event: "fork", listener: (worker: Worker) => void): Cluster;
function once(event: "listening", listener: (worker: Worker, address: Address) => void): Cluster;
function once(event: "message", listener: (worker: Worker, message: any, handle: net.Socket | net.Server) => void): Cluster; // the handle is a net.Socket or net.Server object, or undefined.
function once(event: "online", listener: (worker: Worker) => void): Cluster;
function once(event: "setup", listener: (settings: ClusterSettings) => void): Cluster;
function removeListener(event: string, listener: (...args: any[]) => void): Cluster;
function removeAllListeners(event?: string): Cluster;
function setMaxListeners(n: number): Cluster;
function getMaxListeners(): number;
function listeners(event: string): Function[];
function listenerCount(type: string): number;
function prependListener(event: string, listener: (...args: any[]) => void): Cluster;
function prependListener(event: "disconnect", listener: (worker: Worker) => void): Cluster;
function prependListener(event: "exit", listener: (worker: Worker, code: number, signal: string) => void): Cluster;
function prependListener(event: "fork", listener: (worker: Worker) => void): Cluster;
function prependListener(event: "listening", listener: (worker: Worker, address: Address) => void): Cluster;
// the handle is a net.Socket or net.Server object, or undefined.
function prependListener(event: "message", listener: (worker: Worker, message: any, handle: net.Socket | net.Server) => void): Cluster;
function prependListener(event: "online", listener: (worker: Worker) => void): Cluster;
function prependListener(event: "setup", listener: (settings: ClusterSettings) => void): Cluster;
function prependOnceListener(event: string, listener: (...args: any[]) => void): Cluster;
function prependOnceListener(event: "disconnect", listener: (worker: Worker) => void): Cluster;
function prependOnceListener(event: "exit", listener: (worker: Worker, code: number, signal: string) => void): Cluster;
function prependOnceListener(event: "fork", listener: (worker: Worker) => void): Cluster;
function prependOnceListener(event: "listening", listener: (worker: Worker, address: Address) => void): Cluster;
// the handle is a net.Socket or net.Server object, or undefined.
function prependOnceListener(event: "message", listener: (worker: Worker, message: any, handle: net.Socket | net.Server) => void): Cluster;
function prependOnceListener(event: "online", listener: (worker: Worker) => void): Cluster;
function prependOnceListener(event: "setup", listener: (settings: ClusterSettings) => void): Cluster;
function eventNames(): string[];
}
declare module 'console' {
import { InspectOptions } from 'util';
global {
// This needs to be global to avoid TS2403 in case lib.dom.d.ts is present in the same build
interface Console {
Console: NodeJS.ConsoleConstructor;
/**
* A simple assertion test that verifies whether `value` is truthy.
* If it is not, an `AssertionError` is thrown.
* If provided, the error `message` is formatted using `util.format()` and used as the error message.
*/
assert(value: any, message?: string, ...optionalParams: any[]): void;
/**
* When `stdout` is a TTY, calling `console.clear()` will attempt to clear the TTY.
* When `stdout` is not a TTY, this method does nothing.
*/
clear(): void;
/**
* Maintains an internal counter specific to `label` and outputs to `stdout` the number of times `console.count()` has been called with the given `label`.
*/
count(label?: string): void;
/**
* Resets the internal counter specific to `label`.
*/
countReset(label?: string): void;
/**
* The `console.debug()` function is an alias for {@link console.log}.
*/
debug(message?: any, ...optionalParams: any[]): void;
/**
* Uses {@link util.inspect} on `obj` and prints the resulting string to `stdout`.
* This function bypasses any custom `inspect()` function defined on `obj`.
*/
dir(obj: any, options?: InspectOptions): void;
/**
* This method calls {@link console.log} passing it the arguments received. Please note that this method does not produce any XML formatting
*/
dirxml(...data: any[]): void;
/**
* Prints to `stderr` with newline.
*/
error(message?: any, ...optionalParams: any[]): void;
/**
* Increases indentation of subsequent lines by two spaces.
* If one or more `label`s are provided, those are printed first without the additional indentation.
*/
group(...label: any[]): void;
/**
* The `console.groupCollapsed()` function is an alias for {@link console.group}.
*/
groupCollapsed(...label: any[]): void;
/**
* Decreases indentation of subsequent lines by two spaces.
*/
groupEnd(): void;
/**
* The {@link console.info} function is an alias for {@link console.log}.
*/
info(message?: any, ...optionalParams: any[]): void;
/**
* Prints to `stdout` with newline.
*/
log(message?: any, ...optionalParams: any[]): void;
/**
* This method does not display anything unless used in the inspector.
* Prints to `stdout` the array `array` formatted as a table.
*/
table(tabularData: any, properties?: ReadonlyArray<string>): void;
/**
* Starts a timer that can be used to compute the duration of an operation. Timers are identified by a unique `label`.
*/
time(label?: string): void;
/**
* Stops a timer that was previously started by calling {@link console.time} and prints the result to `stdout`.
*/
timeEnd(label?: string): void;
/**
* For a timer that was previously started by calling {@link console.time}, prints the elapsed time and other `data` arguments to `stdout`.
*/
timeLog(label?: string, ...data: any[]): void;
/**
* Prints to `stderr` the string 'Trace :', followed by the {@link util.format} formatted message and stack trace to the current position in the code.
*/
trace(message?: any, ...optionalParams: any[]): void;
/**
* The {@link console.warn} function is an alias for {@link console.error}.
*/
warn(message?: any, ...optionalParams: any[]): void;
// --- Inspector mode only ---
/**
* This method does not display anything unless used in the inspector.
* Starts a JavaScript CPU profile with an optional label.
*/
profile(label?: string): void;
/**
* This method does not display anything unless used in the inspector.
* Stops the current JavaScript CPU profiling session if one has been started and prints the report to the Profiles panel of the inspector.
*/
profileEnd(label?: string): void;
/**
* This method does not display anything unless used in the inspector.
* Adds an event with the label `label` to the Timeline panel of the inspector.
*/
timeStamp(label?: string): void;
}
var console: Console;
namespace NodeJS {
interface ConsoleConstructorOptions {
stdout: WritableStream;
stderr?: WritableStream;
ignoreErrors?: boolean;
colorMode?: boolean | 'auto';
inspectOptions?: InspectOptions;
}
interface ConsoleConstructor {
prototype: Console;
new(stdout: WritableStream, stderr?: WritableStream, ignoreErrors?: boolean): Console;
new(options: ConsoleConstructorOptions): Console;
}
interface Global {
console: typeof console;
}
}
}
export = console;
}
/** @deprecated since v6.3.0 - use constants property exposed by the relevant module instead. */
declare module 'constants' {
import { constants as osConstants, SignalConstants } from 'os';
import { constants as cryptoConstants } from 'crypto';
import { constants as fsConstants } from 'fs';
const exp: typeof osConstants.errno &
typeof osConstants.priority &
SignalConstants &
typeof cryptoConstants &
typeof fsConstants;
export = exp;
}
declare module 'crypto' {
import * as stream from 'stream';
import { PeerCertificate } from 'tls';
interface Certificate {
/**
* @deprecated
* @param spkac
* @returns The challenge component of the `spkac` data structure,
* which includes a public key and a challenge.
*/
exportChallenge(spkac: BinaryLike): Buffer;
/**
* @deprecated
* @param spkac
* @param encoding The encoding of the spkac string.
* @returns The public key component of the `spkac` data structure,
* which includes a public key and a challenge.
*/
exportPublicKey(spkac: BinaryLike, encoding?: string): Buffer;
/**
* @deprecated
* @param spkac
* @returns `true` if the given `spkac` data structure is valid,
* `false` otherwise.
*/
verifySpkac(spkac: NodeJS.ArrayBufferView): boolean;
}
const Certificate: Certificate & {
/** @deprecated since v14.9.0 - Use static methods of `crypto.Certificate` instead. */
new(): Certificate;
/** @deprecated since v14.9.0 - Use static methods of `crypto.Certificate` instead. */
(): Certificate;
/**
* @param spkac
* @returns The challenge component of the `spkac` data structure,
* which includes a public key and a challenge.
*/
exportChallenge(spkac: BinaryLike): Buffer;
/**
* @param spkac
* @param encoding The encoding of the spkac string.
* @returns The public key component of the `spkac` data structure,
* which includes a public key and a challenge.
*/
exportPublicKey(spkac: BinaryLike, encoding?: string): Buffer;
/**
* @param spkac
* @returns `true` if the given `spkac` data structure is valid,
* `false` otherwise.
*/
verifySpkac(spkac: NodeJS.ArrayBufferView): boolean;
};
namespace constants {
// https://nodejs.org/dist/latest-v10.x/docs/api/crypto.html#crypto_crypto_constants
const OPENSSL_VERSION_NUMBER: number;
/** Applies multiple bug workarounds within OpenSSL. See https://www.openssl.org/docs/man1.0.2/ssl/SSL_CTX_set_options.html for detail. */
const SSL_OP_ALL: number;
/** Allows legacy insecure renegotiation between OpenSSL and unpatched clients or servers. See https://www.openssl.org/docs/man1.0.2/ssl/SSL_CTX_set_options.html. */
const SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION: number;
/** Attempts to use the server's preferences instead of the client's when selecting a cipher. See https://www.openssl.org/docs/man1.0.2/ssl/SSL_CTX_set_options.html. */
const SSL_OP_CIPHER_SERVER_PREFERENCE: number;
/** Instructs OpenSSL to use Cisco's "speshul" version of DTLS_BAD_VER. */
const SSL_OP_CISCO_ANYCONNECT: number;
/** Instructs OpenSSL to turn on cookie exchange. */
const SSL_OP_COOKIE_EXCHANGE: number;
/** Instructs OpenSSL to add server-hello extension from an early version of the cryptopro draft. */
const SSL_OP_CRYPTOPRO_TLSEXT_BUG: number;
/** Instructs OpenSSL to disable a SSL 3.0/TLS 1.0 vulnerability workaround added in OpenSSL 0.9.6d. */
const SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS: number;
/** Instructs OpenSSL to always use the tmp_rsa key when performing RSA operations. */
const SSL_OP_EPHEMERAL_RSA: number;
/** Allows initial connection to servers that do not support RI. */
const SSL_OP_LEGACY_SERVER_CONNECT: number;
const SSL_OP_MICROSOFT_BIG_SSLV3_BUFFER: number;
const SSL_OP_MICROSOFT_SESS_ID_BUG: number;
/** Instructs OpenSSL to disable the workaround for a man-in-the-middle protocol-version vulnerability in the SSL 2.0 server implementation. */
const SSL_OP_MSIE_SSLV2_RSA_PADDING: number;
const SSL_OP_NETSCAPE_CA_DN_BUG: number;
const SSL_OP_NETSCAPE_CHALLENGE_BUG: number;
const SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG: number;
const SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG: number;
/** Instructs OpenSSL to disable support for SSL/TLS compression. */
const SSL_OP_NO_COMPRESSION: number;
const SSL_OP_NO_QUERY_MTU: number;
/** Instructs OpenSSL to always start a new session when performing renegotiation. */
const SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION: number;
const SSL_OP_NO_SSLv2: number;
const SSL_OP_NO_SSLv3: number;
const SSL_OP_NO_TICKET: number;
const SSL_OP_NO_TLSv1: number;
const SSL_OP_NO_TLSv1_1: number;
const SSL_OP_NO_TLSv1_2: number;
const SSL_OP_PKCS1_CHECK_1: number;
const SSL_OP_PKCS1_CHECK_2: number;
/** Instructs OpenSSL to always create a new key when using temporary/ephemeral DH parameters. */
const SSL_OP_SINGLE_DH_USE: number;
/** Instructs OpenSSL to always create a new key when using temporary/ephemeral ECDH parameters. */
const SSL_OP_SINGLE_ECDH_USE: number;
const SSL_OP_SSLEAY_080_CLIENT_DH_BUG: number;
const SSL_OP_SSLREF2_REUSE_CERT_TYPE_BUG: number;
const SSL_OP_TLS_BLOCK_PADDING_BUG: number;
const SSL_OP_TLS_D5_BUG: number;
/** Instructs OpenSSL to disable version rollback attack detection. */
const SSL_OP_TLS_ROLLBACK_BUG: number;
const ENGINE_METHOD_RSA: number;
const ENGINE_METHOD_DSA: number;
const ENGINE_METHOD_DH: number;
const ENGINE_METHOD_RAND: number;
const ENGINE_METHOD_EC: number;
const ENGINE_METHOD_CIPHERS: number;
const ENGINE_METHOD_DIGESTS: number;
const ENGINE_METHOD_PKEY_METHS: number;
const ENGINE_METHOD_PKEY_ASN1_METHS: number;
const ENGINE_METHOD_ALL: number;
const ENGINE_METHOD_NONE: number;
const DH_CHECK_P_NOT_SAFE_PRIME: number;
const DH_CHECK_P_NOT_PRIME: number;
const DH_UNABLE_TO_CHECK_GENERATOR: number;
const DH_NOT_SUITABLE_GENERATOR: number;
const ALPN_ENABLED: number;
const RSA_PKCS1_PADDING: number;
const RSA_SSLV23_PADDING: number;
const RSA_NO_PADDING: number;
const RSA_PKCS1_OAEP_PADDING: number;
const RSA_X931_PADDING: number;
const RSA_PKCS1_PSS_PADDING: number;
/** Sets the salt length for RSA_PKCS1_PSS_PADDING to the digest size when signing or verifying. */
const RSA_PSS_SALTLEN_DIGEST: number;
/** Sets the salt length for RSA_PKCS1_PSS_PADDING to the maximum permissible value when signing data. */
const RSA_PSS_SALTLEN_MAX_SIGN: number;
/** Causes the salt length for RSA_PKCS1_PSS_PADDING to be determined automatically when verifying a signature. */
const RSA_PSS_SALTLEN_AUTO: number;
const POINT_CONVERSION_COMPRESSED: number;
const POINT_CONVERSION_UNCOMPRESSED: number;
const POINT_CONVERSION_HYBRID: number;
/** Specifies the built-in default cipher list used by Node.js (colon-separated values). */
const defaultCoreCipherList: string;
/** Specifies the active default cipher list used by the current Node.js process (colon-separated values). */
const defaultCipherList: string;
}
interface HashOptions extends stream.TransformOptions {
/**
* For XOF hash functions such as `shake256`, the
* outputLength option can be used to specify the desired output length in bytes.
*/
outputLength?: number;
}
/** @deprecated since v10.0.0 */
const fips: boolean;
function createHash(algorithm: string, options?: HashOptions): Hash;
function createHmac(algorithm: string, key: BinaryLike | KeyObject, options?: stream.TransformOptions): Hmac;
// https://nodejs.org/api/buffer.html#buffer_buffers_and_character_encodings
type BinaryToTextEncoding = 'base64' | 'hex';
type CharacterEncoding = 'utf8' | 'utf-8' | 'utf16le' | 'latin1';
type LegacyCharacterEncoding = 'ascii' | 'binary' | 'ucs2' | 'ucs-2';
type Encoding = BinaryToTextEncoding | CharacterEncoding | LegacyCharacterEncoding;
type ECDHKeyFormat = 'compressed' | 'uncompressed' | 'hybrid';
class Hash extends stream.Transform {
private constructor();
copy(): Hash;
update(data: BinaryLike): Hash;
update(data: string, input_encoding: Encoding): Hash;
digest(): Buffer;
digest(encoding: BinaryToTextEncoding): string;
}
class Hmac extends stream.Transform {
private constructor();
update(data: BinaryLike): Hmac;
update(data: string, input_encoding: Encoding): Hmac;
digest(): Buffer;
digest(encoding: BinaryToTextEncoding): string;
}
type KeyObjectType = 'secret' | 'public' | 'private';
interface KeyExportOptions<T extends KeyFormat> {
type: 'pkcs1' | 'spki' | 'pkcs8' | 'sec1';
format: T;
cipher?: string;
passphrase?: string | Buffer;
}
interface JwkKeyExportOptions {
format: 'jwk';
}
interface JsonWebKey {
crv?: string;
d?: string;
dp?: string;
dq?: string;
e?: string;
k?: string;
kty?: string;
n?: string;
p?: string;
q?: string;
qi?: string;
x?: string;
y?: string;
}
interface AsymmetricKeyDetails {
/**
* Key size in bits (RSA, DSA).
*/
modulusLength?: number;
/**
* Public exponent (RSA).
*/
publicExponent?: bigint;
/**
* Size of q in bits (DSA).
*/
divisorLength?: number;
/**
* Name of the curve (EC).
*/
namedCurve?: string;
}
class KeyObject {
private constructor();
asymmetricKeyType?: KeyType;
/**
* For asymmetric keys, this property represents the size of the embedded key in
* bytes. This property is `undefined` for symmetric keys.
*/
asymmetricKeySize?: number;
/**
* This property exists only on asymmetric keys. Depending on the type of the key,
* this object contains information about the key. None of the information obtained
* through this property can be used to uniquely identify a key or to compromise the
* security of the key.
*/
asymmetricKeyDetails?: AsymmetricKeyDetails;
export(options: KeyExportOptions<'pem'>): string | Buffer;
export(options?: KeyExportOptions<'der'>): Buffer;
symmetricKeySize?: number;
type: KeyObjectType;
}
type CipherCCMTypes = 'aes-128-ccm' | 'aes-192-ccm' | 'aes-256-ccm' | 'chacha20-poly1305';
type CipherGCMTypes = 'aes-128-gcm' | 'aes-192-gcm' | 'aes-256-gcm';
type BinaryLike = string | NodeJS.ArrayBufferView;
type CipherKey = BinaryLike | KeyObject;
interface CipherCCMOptions extends stream.TransformOptions {
authTagLength: number;
}
interface CipherGCMOptions extends stream.TransformOptions {
authTagLength?: number;
}
/** @deprecated since v10.0.0 use `createCipheriv()` */
function createCipher(algorithm: CipherCCMTypes, password: BinaryLike, options: CipherCCMOptions): CipherCCM;
/** @deprecated since v10.0.0 use `createCipheriv()` */
function createCipher(algorithm: CipherGCMTypes, password: BinaryLike, options?: CipherGCMOptions): CipherGCM;
/** @deprecated since v10.0.0 use `createCipheriv()` */
function createCipher(algorithm: string, password: BinaryLike, options?: stream.TransformOptions): Cipher;
function createCipheriv(
algorithm: CipherCCMTypes,
key: CipherKey,
iv: BinaryLike | null,
options: CipherCCMOptions,
): CipherCCM;
function createCipheriv(
algorithm: CipherGCMTypes,
key: CipherKey,
iv: BinaryLike | null,
options?: CipherGCMOptions,
): CipherGCM;
function createCipheriv(
algorithm: string,
key: CipherKey,
iv: BinaryLike | null,
options?: stream.TransformOptions,
): Cipher;
class Cipher extends stream.Transform {
private constructor();
update(data: BinaryLike): Buffer;
update(data: string, input_encoding: Encoding): Buffer;
update(data: NodeJS.ArrayBufferView, input_encoding: undefined, output_encoding: Encoding): string;
update(data: string, input_encoding: Encoding | undefined, output_encoding: Encoding): string;
final(): Buffer;
final(output_encoding: BufferEncoding): string;
setAutoPadding(auto_padding?: boolean): this;
// getAuthTag(): Buffer;
// setAAD(buffer: NodeJS.ArrayBufferView): this;
}
interface CipherCCM extends Cipher {
setAAD(buffer: NodeJS.ArrayBufferView, options: { plaintextLength: number }): this;
getAuthTag(): Buffer;
}
interface CipherGCM extends Cipher {
setAAD(buffer: NodeJS.ArrayBufferView, options?: { plaintextLength: number }): this;
getAuthTag(): Buffer;
}
/** @deprecated since v10.0.0 use `createDecipheriv()` */
function createDecipher(algorithm: CipherCCMTypes, password: BinaryLike, options: CipherCCMOptions): DecipherCCM;
/** @deprecated since v10.0.0 use `createDecipheriv()` */
function createDecipher(algorithm: CipherGCMTypes, password: BinaryLike, options?: CipherGCMOptions): DecipherGCM;
/** @deprecated since v10.0.0 use `createDecipheriv()` */
function createDecipher(algorithm: string, password: BinaryLike, options?: stream.TransformOptions): Decipher;
function createDecipheriv(
algorithm: CipherCCMTypes,
key: CipherKey,
iv: BinaryLike | null,
options: CipherCCMOptions,
): DecipherCCM;
function createDecipheriv(
algorithm: CipherGCMTypes,
key: CipherKey,
iv: BinaryLike | null,
options?: CipherGCMOptions,
): DecipherGCM;
function createDecipheriv(
algorithm: string,
key: CipherKey,
iv: BinaryLike | null,
options?: stream.TransformOptions,
): Decipher;
class Decipher extends stream.Transform {
private constructor();
update(data: NodeJS.ArrayBufferView): Buffer;
update(data: string, input_encoding: Encoding): Buffer;
update(data: NodeJS.ArrayBufferView, input_encoding: undefined, output_encoding: Encoding): string;
update(data: string, input_encoding: Encoding | undefined, output_encoding: Encoding): string;
final(): Buffer;
final(output_encoding: BufferEncoding): string;
setAutoPadding(auto_padding?: boolean): this;
// setAuthTag(tag: NodeJS.ArrayBufferView): this;
// setAAD(buffer: NodeJS.ArrayBufferView): this;
}
interface DecipherCCM extends Decipher {
setAuthTag(buffer: NodeJS.ArrayBufferView): this;
setAAD(buffer: NodeJS.ArrayBufferView, options: { plaintextLength: number }): this;
}
interface DecipherGCM extends Decipher {
setAuthTag(buffer: NodeJS.ArrayBufferView): this;
setAAD(buffer: NodeJS.ArrayBufferView, options?: { plaintextLength: number }): this;
}
interface PrivateKeyInput {
key: string | Buffer;
format?: KeyFormat;
type?: 'pkcs1' | 'pkcs8' | 'sec1';
passphrase?: string | Buffer;
}
interface PublicKeyInput {
key: string | Buffer;
format?: KeyFormat;
type?: 'pkcs1' | 'spki';
}
function generateKey(type: 'hmac' | 'aes', options: {length: number}, callback: (err: Error | null, key: KeyObject) => void): void;
function createPrivateKey(key: PrivateKeyInput | string | Buffer): KeyObject;
function createPublicKey(key: PublicKeyInput | string | Buffer | KeyObject): KeyObject;
function createSecretKey(key: NodeJS.ArrayBufferView): KeyObject;
function createSign(algorithm: string, options?: stream.WritableOptions): Signer;
type DSAEncoding = 'der' | 'ieee-p1363';
interface SigningOptions {
/**
* @See crypto.constants.RSA_PKCS1_PADDING
*/
padding?: number;
saltLength?: number;
dsaEncoding?: DSAEncoding;
}
interface SignPrivateKeyInput extends PrivateKeyInput, SigningOptions { }
interface SignKeyObjectInput extends SigningOptions {
key: KeyObject;
}
interface VerifyPublicKeyInput extends PublicKeyInput, SigningOptions { }
interface VerifyKeyObjectInput extends SigningOptions {
key: KeyObject;
}
type KeyLike = string | Buffer | KeyObject;
class Signer extends stream.Writable {
private constructor();
update(data: BinaryLike): Signer;
update(data: string, input_encoding: Encoding): Signer;
sign(private_key: KeyLike | SignKeyObjectInput | SignPrivateKeyInput): Buffer;
sign(
private_key: KeyLike | SignKeyObjectInput | SignPrivateKeyInput,
output_format: BinaryToTextEncoding,
): string;
}
function createVerify(algorithm: string, options?: stream.WritableOptions): Verify;
class Verify extends stream.Writable {
private constructor();
update(data: BinaryLike): Verify;
update(data: string, input_encoding: Encoding): Verify;
verify(
object: KeyLike | VerifyKeyObjectInput | VerifyPublicKeyInput,
signature: NodeJS.ArrayBufferView,
): boolean;
verify(
object: KeyLike | VerifyKeyObjectInput | VerifyPublicKeyInput,
signature: string,
signature_format?: BinaryToTextEncoding,
): boolean;
// https://nodejs.org/api/crypto.html#crypto_verifier_verify_object_signature_signature_format
// The signature field accepts a TypedArray type, but it is only available starting ES2017
}
function createDiffieHellman(prime_length: number, generator?: number | NodeJS.ArrayBufferView): DiffieHellman;
function createDiffieHellman(prime: NodeJS.ArrayBufferView): DiffieHellman;
function createDiffieHellman(prime: string, prime_encoding: BinaryToTextEncoding): DiffieHellman;
function createDiffieHellman(
prime: string,
prime_encoding: BinaryToTextEncoding,
generator: number | NodeJS.ArrayBufferView,
): DiffieHellman;
function createDiffieHellman(
prime: string,
prime_encoding: BinaryToTextEncoding,
generator: string,
generator_encoding: BinaryToTextEncoding,
): DiffieHellman;
class DiffieHellman {
private constructor();
generateKeys(): Buffer;
generateKeys(encoding: BinaryToTextEncoding): string;
computeSecret(other_public_key: NodeJS.ArrayBufferView): Buffer;
computeSecret(other_public_key: string, input_encoding: BinaryToTextEncoding): Buffer;
computeSecret(other_public_key: NodeJS.ArrayBufferView, output_encoding: BinaryToTextEncoding): string;
computeSecret(
other_public_key: string,
input_encoding: BinaryToTextEncoding,
output_encoding: BinaryToTextEncoding,
): string;
getPrime(): Buffer;
getPrime(encoding: BinaryToTextEncoding): string;
getGenerator(): Buffer;
getGenerator(encoding: BinaryToTextEncoding): string;
getPublicKey(): Buffer;
getPublicKey(encoding: BinaryToTextEncoding): string;
getPrivateKey(): Buffer;
getPrivateKey(encoding: BinaryToTextEncoding): string;
setPublicKey(public_key: NodeJS.ArrayBufferView): void;
setPublicKey(public_key: string, encoding: BufferEncoding): void;
setPrivateKey(private_key: NodeJS.ArrayBufferView): void;
setPrivateKey(private_key: string, encoding: BufferEncoding): void;
verifyError: number;
}
function getDiffieHellman(group_name: string): DiffieHellman;
function pbkdf2(
password: BinaryLike,
salt: BinaryLike,
iterations: number,
keylen: number,
digest: string,
callback: (err: Error | null, derivedKey: Buffer) => any,
): void;
function pbkdf2Sync(
password: BinaryLike,
salt: BinaryLike,
iterations: number,
keylen: number,
digest: string,
): Buffer;
function randomBytes(size: number): Buffer;
function randomBytes(size: number, callback: (err: Error | null, buf: Buffer) => void): void;
function pseudoRandomBytes(size: number): Buffer;
function pseudoRandomBytes(size: number, callback: (err: Error | null, buf: Buffer) => void): void;
function randomInt(max: number): number;
function randomInt(min: number, max: number): number;
function randomInt(max: number, callback: (err: Error | null, value: number) => void): void;
function randomInt(min: number, max: number, callback: (err: Error | null, value: number) => void): void;
function randomFillSync<T extends NodeJS.ArrayBufferView>(buffer: T, offset?: number, size?: number): T;
function randomFill<T extends NodeJS.ArrayBufferView>(
buffer: T,
callback: (err: Error | null, buf: T) => void,
): void;
function randomFill<T extends NodeJS.ArrayBufferView>(
buffer: T,
offset: number,
callback: (err: Error | null, buf: T) => void,
): void;
function randomFill<T extends NodeJS.ArrayBufferView>(
buffer: T,
offset: number,
size: number,
callback: (err: Error | null, buf: T) => void,
): void;
interface ScryptOptions {
cost?: number;
blockSize?: number;
parallelization?: number;
N?: number;
r?: number;
p?: number;
maxmem?: number;
}
function scrypt(
password: BinaryLike,
salt: BinaryLike,
keylen: number,
callback: (err: Error | null, derivedKey: Buffer) => void,
): void;
function scrypt(
password: BinaryLike,
salt: BinaryLike,
keylen: number,
options: ScryptOptions,
callback: (err: Error | null, derivedKey: Buffer) => void,
): void;
function scryptSync(password: BinaryLike, salt: BinaryLike, keylen: number, options?: ScryptOptions): Buffer;
interface RsaPublicKey {
key: KeyLike;
padding?: number;
}
interface RsaPrivateKey {
key: KeyLike;
passphrase?: string;
/**
* @default 'sha1'
*/
oaepHash?: string;
oaepLabel?: NodeJS.TypedArray;
padding?: number;
}
function publicEncrypt(key: RsaPublicKey | RsaPrivateKey | KeyLike, buffer: NodeJS.ArrayBufferView): Buffer;
function publicDecrypt(key: RsaPublicKey | RsaPrivateKey | KeyLike, buffer: NodeJS.ArrayBufferView): Buffer;
function privateDecrypt(private_key: RsaPrivateKey | KeyLike, buffer: NodeJS.ArrayBufferView): Buffer;
function privateEncrypt(private_key: RsaPrivateKey | KeyLike, buffer: NodeJS.ArrayBufferView): Buffer;
function getCiphers(): string[];
function getCurves(): string[];
function getFips(): 1 | 0;
function getHashes(): string[];
class ECDH {
private constructor();
static convertKey(
key: BinaryLike,
curve: string,
inputEncoding?: BinaryToTextEncoding,
outputEncoding?: 'latin1' | 'hex' | 'base64',
format?: 'uncompressed' | 'compressed' | 'hybrid',
): Buffer | string;
generateKeys(): Buffer;
generateKeys(encoding: BinaryToTextEncoding, format?: ECDHKeyFormat): string;
computeSecret(other_public_key: NodeJS.ArrayBufferView): Buffer;
computeSecret(other_public_key: string, input_encoding: BinaryToTextEncoding): Buffer;
computeSecret(other_public_key: NodeJS.ArrayBufferView, output_encoding: BinaryToTextEncoding): string;
computeSecret(
other_public_key: string,
input_encoding: BinaryToTextEncoding,
output_encoding: BinaryToTextEncoding,
): string;
getPrivateKey(): Buffer;
getPrivateKey(encoding: BinaryToTextEncoding): string;
getPublicKey(): Buffer;
getPublicKey(encoding: BinaryToTextEncoding, format?: ECDHKeyFormat): string;
setPrivateKey(private_key: NodeJS.ArrayBufferView): void;
setPrivateKey(private_key: string, encoding: BinaryToTextEncoding): void;
}
function createECDH(curve_name: string): ECDH;
function timingSafeEqual(a: NodeJS.ArrayBufferView, b: NodeJS.ArrayBufferView): boolean;
/** @deprecated since v10.0.0 */
const DEFAULT_ENCODING: BufferEncoding;
type KeyType = 'rsa' | 'dsa' | 'ec' | 'ed25519' | 'ed448' | 'x25519' | 'x448';
type KeyFormat = 'pem' | 'der';
interface BasePrivateKeyEncodingOptions<T extends KeyFormat> {
format: T;
cipher?: string;
passphrase?: string;
}
interface KeyPairKeyObjectResult {
publicKey: KeyObject;
privateKey: KeyObject;
}
interface ED25519KeyPairKeyObjectOptions {
/**
* No options.
*/
}
interface ED448KeyPairKeyObjectOptions {
/**
* No options.
*/
}
interface X25519KeyPairKeyObjectOptions {
/**
* No options.
*/
}
interface X448KeyPairKeyObjectOptions {
/**
* No options.
*/
}
interface ECKeyPairKeyObjectOptions {
/**
* Name of the curve to use.
*/
namedCurve: string;
}
interface RSAKeyPairKeyObjectOptions {
/**
* Key size in bits
*/
modulusLength: number;
/**
* @default 0x10001
*/
publicExponent?: number;
}
interface DSAKeyPairKeyObjectOptions {
/**
* Key size in bits
*/
modulusLength: number;
/**
* Size of q in bits
*/
divisorLength: number;
}
interface RSAKeyPairOptions<PubF extends KeyFormat, PrivF extends KeyFormat> {
/**
* Key size in bits
*/
modulusLength: number;
/**
* @default 0x10001
*/
publicExponent?: number;
publicKeyEncoding: {
type: 'pkcs1' | 'spki';
format: PubF;
};
privateKeyEncoding: BasePrivateKeyEncodingOptions<PrivF> & {
type: 'pkcs1' | 'pkcs8';
};
}
interface DSAKeyPairOptions<PubF extends KeyFormat, PrivF extends KeyFormat> {
/**
* Key size in bits
*/
modulusLength: number;
/**
* Size of q in bits
*/
divisorLength: number;
publicKeyEncoding: {
type: 'spki';
format: PubF;
};
privateKeyEncoding: BasePrivateKeyEncodingOptions<PrivF> & {
type: 'pkcs8';
};
}
interface ECKeyPairOptions<PubF extends KeyFormat, PrivF extends KeyFormat> {
/**
* Name of the curve to use.
*/
namedCurve: string;
publicKeyEncoding: {
type: 'pkcs1' | 'spki';
format: PubF;
};
privateKeyEncoding: BasePrivateKeyEncodingOptions<PrivF> & {
type: 'sec1' | 'pkcs8';
};
}
interface ED25519KeyPairOptions<PubF extends KeyFormat, PrivF extends KeyFormat> {
publicKeyEncoding: {
type: 'spki';
format: PubF;
};
privateKeyEncoding: BasePrivateKeyEncodingOptions<PrivF> & {
type: 'pkcs8';
};
}
interface ED448KeyPairOptions<PubF extends KeyFormat, PrivF extends KeyFormat> {
publicKeyEncoding: {
type: 'spki';
format: PubF;
};
privateKeyEncoding: BasePrivateKeyEncodingOptions<PrivF> & {
type: 'pkcs8';
};
}
interface X25519KeyPairOptions<PubF extends KeyFormat, PrivF extends KeyFormat> {
publicKeyEncoding: {
type: 'spki';
format: PubF;
};
privateKeyEncoding: BasePrivateKeyEncodingOptions<PrivF> & {
type: 'pkcs8';
};
}
interface X448KeyPairOptions<PubF extends KeyFormat, PrivF extends KeyFormat> {
publicKeyEncoding: {
type: 'spki';
format: PubF;
};
privateKeyEncoding: BasePrivateKeyEncodingOptions<PrivF> & {
type: 'pkcs8';
};
}
interface KeyPairSyncResult<T1 extends string | Buffer, T2 extends string | Buffer> {
publicKey: T1;
privateKey: T2;
}
function generateKeyPairSync(
type: 'rsa',
options: RSAKeyPairOptions<'pem', 'pem'>,
): KeyPairSyncResult<string, string>;
function generateKeyPairSync(
type: 'rsa',
options: RSAKeyPairOptions<'pem', 'der'>,
): KeyPairSyncResult<string, Buffer>;
function generateKeyPairSync(
type: 'rsa',
options: RSAKeyPairOptions<'der', 'pem'>,
): KeyPairSyncResult<Buffer, string>;
function generateKeyPairSync(
type: 'rsa',
options: RSAKeyPairOptions<'der', 'der'>,
): KeyPairSyncResult<Buffer, Buffer>;
function generateKeyPairSync(type: 'rsa', options: RSAKeyPairKeyObjectOptions): KeyPairKeyObjectResult;
function generateKeyPairSync(
type: 'dsa',
options: DSAKeyPairOptions<'pem', 'pem'>,
): KeyPairSyncResult<string, string>;
function generateKeyPairSync(
type: 'dsa',
options: DSAKeyPairOptions<'pem', 'der'>,
): KeyPairSyncResult<string, Buffer>;
function generateKeyPairSync(
type: 'dsa',
options: DSAKeyPairOptions<'der', 'pem'>,
): KeyPairSyncResult<Buffer, string>;
function generateKeyPairSync(
type: 'dsa',
options: DSAKeyPairOptions<'der', 'der'>,
): KeyPairSyncResult<Buffer, Buffer>;
function generateKeyPairSync(type: 'dsa', options: DSAKeyPairKeyObjectOptions): KeyPairKeyObjectResult;
function generateKeyPairSync(
type: 'ec',
options: ECKeyPairOptions<'pem', 'pem'>,
): KeyPairSyncResult<string, string>;
function generateKeyPairSync(
type: 'ec',
options: ECKeyPairOptions<'pem', 'der'>,
): KeyPairSyncResult<string, Buffer>;
function generateKeyPairSync(
type: 'ec',
options: ECKeyPairOptions<'der', 'pem'>,
): KeyPairSyncResult<Buffer, string>;
function generateKeyPairSync(
type: 'ec',
options: ECKeyPairOptions<'der', 'der'>,
): KeyPairSyncResult<Buffer, Buffer>;
function generateKeyPairSync(type: 'ec', options: ECKeyPairKeyObjectOptions): KeyPairKeyObjectResult;
function generateKeyPairSync(
type: 'ed25519',
options: ED25519KeyPairOptions<'pem', 'pem'>,
): KeyPairSyncResult<string, string>;
function generateKeyPairSync(
type: 'ed25519',
options: ED25519KeyPairOptions<'pem', 'der'>,
): KeyPairSyncResult<string, Buffer>;
function generateKeyPairSync(
type: 'ed25519',
options: ED25519KeyPairOptions<'der', 'pem'>,
): KeyPairSyncResult<Buffer, string>;
function generateKeyPairSync(
type: 'ed25519',
options: ED25519KeyPairOptions<'der', 'der'>,
): KeyPairSyncResult<Buffer, Buffer>;
function generateKeyPairSync(type: 'ed25519', options?: ED25519KeyPairKeyObjectOptions): KeyPairKeyObjectResult;
function generateKeyPairSync(
type: 'ed448',
options: ED448KeyPairOptions<'pem', 'pem'>,
): KeyPairSyncResult<string, string>;
function generateKeyPairSync(
type: 'ed448',
options: ED448KeyPairOptions<'pem', 'der'>,
): KeyPairSyncResult<string, Buffer>;
function generateKeyPairSync(
type: 'ed448',
options: ED448KeyPairOptions<'der', 'pem'>,
): KeyPairSyncResult<Buffer, string>;
function generateKeyPairSync(
type: 'ed448',
options: ED448KeyPairOptions<'der', 'der'>,
): KeyPairSyncResult<Buffer, Buffer>;
function generateKeyPairSync(type: 'ed448', options?: ED448KeyPairKeyObjectOptions): KeyPairKeyObjectResult;
function generateKeyPairSync(
type: 'x25519',
options: X25519KeyPairOptions<'pem', 'pem'>,
): KeyPairSyncResult<string, string>;
function generateKeyPairSync(
type: 'x25519',
options: X25519KeyPairOptions<'pem', 'der'>,
): KeyPairSyncResult<string, Buffer>;
function generateKeyPairSync(
type: 'x25519',
options: X25519KeyPairOptions<'der', 'pem'>,
): KeyPairSyncResult<Buffer, string>;
function generateKeyPairSync(
type: 'x25519',
options: X25519KeyPairOptions<'der', 'der'>,
): KeyPairSyncResult<Buffer, Buffer>;
function generateKeyPairSync(type: 'x25519', options?: X25519KeyPairKeyObjectOptions): KeyPairKeyObjectResult;
function generateKeyPairSync(
type: 'x448',
options: X448KeyPairOptions<'pem', 'pem'>,
): KeyPairSyncResult<string, string>;
function generateKeyPairSync(
type: 'x448',
options: X448KeyPairOptions<'pem', 'der'>,
): KeyPairSyncResult<string, Buffer>;
function generateKeyPairSync(
type: 'x448',
options: X448KeyPairOptions<'der', 'pem'>,
): KeyPairSyncResult<Buffer, string>;
function generateKeyPairSync(
type: 'x448',
options: X448KeyPairOptions<'der', 'der'>,
): KeyPairSyncResult<Buffer, Buffer>;
function generateKeyPairSync(type: 'x448', options?: X448KeyPairKeyObjectOptions): KeyPairKeyObjectResult;
function generateKeyPair(
type: 'rsa',
options: RSAKeyPairOptions<'pem', 'pem'>,
callback: (err: Error | null, publicKey: string, privateKey: string) => void,
): void;
function generateKeyPair(
type: 'rsa',
options: RSAKeyPairOptions<'pem', 'der'>,
callback: (err: Error | null, publicKey: string, privateKey: Buffer) => void,
): void;
function generateKeyPair(
type: 'rsa',
options: RSAKeyPairOptions<'der', 'pem'>,
callback: (err: Error | null, publicKey: Buffer, privateKey: string) => void,
): void;
function generateKeyPair(
type: 'rsa',
options: RSAKeyPairOptions<'der', 'der'>,
callback: (err: Error | null, publicKey: Buffer, privateKey: Buffer) => void,
): void;
function generateKeyPair(
type: 'rsa',
options: RSAKeyPairKeyObjectOptions,
callback: (err: Error | null, publicKey: KeyObject, privateKey: KeyObject) => void,
): void;
function generateKeyPair(
type: 'dsa',
options: DSAKeyPairOptions<'pem', 'pem'>,
callback: (err: Error | null, publicKey: string, privateKey: string) => void,
): void;
function generateKeyPair(
type: 'dsa',
options: DSAKeyPairOptions<'pem', 'der'>,
callback: (err: Error | null, publicKey: string, privateKey: Buffer) => void,
): void;
function generateKeyPair(
type: 'dsa',
options: DSAKeyPairOptions<'der', 'pem'>,
callback: (err: Error | null, publicKey: Buffer, privateKey: string) => void,
): void;
function generateKeyPair(
type: 'dsa',
options: DSAKeyPairOptions<'der', 'der'>,
callback: (err: Error | null, publicKey: Buffer, privateKey: Buffer) => void,
): void;
function generateKeyPair(
type: 'dsa',
options: DSAKeyPairKeyObjectOptions,
callback: (err: Error | null, publicKey: KeyObject, privateKey: KeyObject) => void,
): void;
function generateKeyPair(
type: 'ec',
options: ECKeyPairOptions<'pem', 'pem'>,
callback: (err: Error | null, publicKey: string, privateKey: string) => void,
): void;
function generateKeyPair(
type: 'ec',
options: ECKeyPairOptions<'pem', 'der'>,
callback: (err: Error | null, publicKey: string, privateKey: Buffer) => void,
): void;
function generateKeyPair(
type: 'ec',
options: ECKeyPairOptions<'der', 'pem'>,
callback: (err: Error | null, publicKey: Buffer, privateKey: string) => void,
): void;
function generateKeyPair(
type: 'ec',
options: ECKeyPairOptions<'der', 'der'>,
callback: (err: Error | null, publicKey: Buffer, privateKey: Buffer) => void,
): void;
function generateKeyPair(
type: 'ec',
options: ECKeyPairKeyObjectOptions,
callback: (err: Error | null, publicKey: KeyObject, privateKey: KeyObject) => void,
): void;
function generateKeyPair(
type: 'ed25519',
options: ED25519KeyPairOptions<'pem', 'pem'>,
callback: (err: Error | null, publicKey: string, privateKey: string) => void,
): void;
function generateKeyPair(
type: 'ed25519',
options: ED25519KeyPairOptions<'pem', 'der'>,
callback: (err: Error | null, publicKey: string, privateKey: Buffer) => void,
): void;
function generateKeyPair(
type: 'ed25519',
options: ED25519KeyPairOptions<'der', 'pem'>,
callback: (err: Error | null, publicKey: Buffer, privateKey: string) => void,
): void;
function generateKeyPair(
type: 'ed25519',
options: ED25519KeyPairOptions<'der', 'der'>,
callback: (err: Error | null, publicKey: Buffer, privateKey: Buffer) => void,
): void;
function generateKeyPair(
type: 'ed25519',
options: ED25519KeyPairKeyObjectOptions | undefined,
callback: (err: Error | null, publicKey: KeyObject, privateKey: KeyObject) => void,
): void;
function generateKeyPair(
type: 'ed448',
options: ED448KeyPairOptions<'pem', 'pem'>,
callback: (err: Error | null, publicKey: string, privateKey: string) => void,
): void;
function generateKeyPair(
type: 'ed448',
options: ED448KeyPairOptions<'pem', 'der'>,
callback: (err: Error | null, publicKey: string, privateKey: Buffer) => void,
): void;
function generateKeyPair(
type: 'ed448',
options: ED448KeyPairOptions<'der', 'pem'>,
callback: (err: Error | null, publicKey: Buffer, privateKey: string) => void,
): void;
function generateKeyPair(
type: 'ed448',
options: ED448KeyPairOptions<'der', 'der'>,
callback: (err: Error | null, publicKey: Buffer, privateKey: Buffer) => void,
): void;
function generateKeyPair(
type: 'ed448',
options: ED448KeyPairKeyObjectOptions | undefined,
callback: (err: Error | null, publicKey: KeyObject, privateKey: KeyObject) => void,
): void;
function generateKeyPair(
type: 'x25519',
options: X25519KeyPairOptions<'pem', 'pem'>,
callback: (err: Error | null, publicKey: string, privateKey: string) => void,
): void;
function generateKeyPair(
type: 'x25519',
options: X25519KeyPairOptions<'pem', 'der'>,
callback: (err: Error | null, publicKey: string, privateKey: Buffer) => void,
): void;
function generateKeyPair(
type: 'x25519',
options: X25519KeyPairOptions<'der', 'pem'>,
callback: (err: Error | null, publicKey: Buffer, privateKey: string) => void,
): void;
function generateKeyPair(
type: 'x25519',
options: X25519KeyPairOptions<'der', 'der'>,
callback: (err: Error | null, publicKey: Buffer, privateKey: Buffer) => void,
): void;
function generateKeyPair(
type: 'x25519',
options: X25519KeyPairKeyObjectOptions | undefined,
callback: (err: Error | null, publicKey: KeyObject, privateKey: KeyObject) => void,
): void;
function generateKeyPair(
type: 'x448',
options: X448KeyPairOptions<'pem', 'pem'>,
callback: (err: Error | null, publicKey: string, privateKey: string) => void,
): void;
function generateKeyPair(
type: 'x448',
options: X448KeyPairOptions<'pem', 'der'>,
callback: (err: Error | null, publicKey: string, privateKey: Buffer) => void,
): void;
function generateKeyPair(
type: 'x448',
options: X448KeyPairOptions<'der', 'pem'>,
callback: (err: Error | null, publicKey: Buffer, privateKey: string) => void,
): void;
function generateKeyPair(
type: 'x448',
options: X448KeyPairOptions<'der', 'der'>,
callback: (err: Error | null, publicKey: Buffer, privateKey: Buffer) => void,
): void;
function generateKeyPair(
type: 'x448',
options: X448KeyPairKeyObjectOptions | undefined,
callback: (err: Error | null, publicKey: KeyObject, privateKey: KeyObject) => void,
): void;
namespace generateKeyPair {
function __promisify__(
type: 'rsa',
options: RSAKeyPairOptions<'pem', 'pem'>,
): Promise<{ publicKey: string; privateKey: string }>;
function __promisify__(
type: 'rsa',
options: RSAKeyPairOptions<'pem', 'der'>,
): Promise<{ publicKey: string; privateKey: Buffer }>;
function __promisify__(
type: 'rsa',
options: RSAKeyPairOptions<'der', 'pem'>,
): Promise<{ publicKey: Buffer; privateKey: string }>;
function __promisify__(
type: 'rsa',
options: RSAKeyPairOptions<'der', 'der'>,
): Promise<{ publicKey: Buffer; privateKey: Buffer }>;
function __promisify__(type: 'rsa', options: RSAKeyPairKeyObjectOptions): Promise<KeyPairKeyObjectResult>;
function __promisify__(
type: 'dsa',
options: DSAKeyPairOptions<'pem', 'pem'>,
): Promise<{ publicKey: string; privateKey: string }>;
function __promisify__(
type: 'dsa',
options: DSAKeyPairOptions<'pem', 'der'>,
): Promise<{ publicKey: string; privateKey: Buffer }>;
function __promisify__(
type: 'dsa',
options: DSAKeyPairOptions<'der', 'pem'>,
): Promise<{ publicKey: Buffer; privateKey: string }>;
function __promisify__(
type: 'dsa',
options: DSAKeyPairOptions<'der', 'der'>,
): Promise<{ publicKey: Buffer; privateKey: Buffer }>;
function __promisify__(type: 'dsa', options: DSAKeyPairKeyObjectOptions): Promise<KeyPairKeyObjectResult>;
function __promisify__(
type: 'ec',
options: ECKeyPairOptions<'pem', 'pem'>,
): Promise<{ publicKey: string; privateKey: string }>;
function __promisify__(
type: 'ec',
options: ECKeyPairOptions<'pem', 'der'>,
): Promise<{ publicKey: string; privateKey: Buffer }>;
function __promisify__(
type: 'ec',
options: ECKeyPairOptions<'der', 'pem'>,
): Promise<{ publicKey: Buffer; privateKey: string }>;
function __promisify__(
type: 'ec',
options: ECKeyPairOptions<'der', 'der'>,
): Promise<{ publicKey: Buffer; privateKey: Buffer }>;
function __promisify__(type: 'ec', options: ECKeyPairKeyObjectOptions): Promise<KeyPairKeyObjectResult>;
function __promisify__(
type: 'ed25519',
options: ED25519KeyPairOptions<'pem', 'pem'>,
): Promise<{ publicKey: string; privateKey: string }>;
function __promisify__(
type: 'ed25519',
options: ED25519KeyPairOptions<'pem', 'der'>,
): Promise<{ publicKey: string; privateKey: Buffer }>;
function __promisify__(
type: 'ed25519',
options: ED25519KeyPairOptions<'der', 'pem'>,
): Promise<{ publicKey: Buffer; privateKey: string }>;
function __promisify__(
type: 'ed25519',
options: ED25519KeyPairOptions<'der', 'der'>,
): Promise<{ publicKey: Buffer; privateKey: Buffer }>;
function __promisify__(
type: 'ed25519',
options?: ED25519KeyPairKeyObjectOptions,
): Promise<KeyPairKeyObjectResult>;
function __promisify__(
type: 'ed448',
options: ED448KeyPairOptions<'pem', 'pem'>,
): Promise<{ publicKey: string; privateKey: string }>;
function __promisify__(
type: 'ed448',
options: ED448KeyPairOptions<'pem', 'der'>,
): Promise<{ publicKey: string; privateKey: Buffer }>;
function __promisify__(
type: 'ed448',
options: ED448KeyPairOptions<'der', 'pem'>,
): Promise<{ publicKey: Buffer; privateKey: string }>;
function __promisify__(
type: 'ed448',
options: ED448KeyPairOptions<'der', 'der'>,
): Promise<{ publicKey: Buffer; privateKey: Buffer }>;
function __promisify__(type: 'ed448', options?: ED448KeyPairKeyObjectOptions): Promise<KeyPairKeyObjectResult>;
function __promisify__(
type: 'x25519',
options: X25519KeyPairOptions<'pem', 'pem'>,
): Promise<{ publicKey: string; privateKey: string }>;
function __promisify__(
type: 'x25519',
options: X25519KeyPairOptions<'pem', 'der'>,
): Promise<{ publicKey: string; privateKey: Buffer }>;
function __promisify__(
type: 'x25519',
options: X25519KeyPairOptions<'der', 'pem'>,
): Promise<{ publicKey: Buffer; privateKey: string }>;
function __promisify__(
type: 'x25519',
options: X25519KeyPairOptions<'der', 'der'>,
): Promise<{ publicKey: Buffer; privateKey: Buffer }>;
function __promisify__(
type: 'x25519',
options?: X25519KeyPairKeyObjectOptions,
): Promise<KeyPairKeyObjectResult>;
function __promisify__(
type: 'x448',
options: X448KeyPairOptions<'pem', 'pem'>,
): Promise<{ publicKey: string; privateKey: string }>;
function __promisify__(
type: 'x448',
options: X448KeyPairOptions<'pem', 'der'>,
): Promise<{ publicKey: string; privateKey: Buffer }>;
function __promisify__(
type: 'x448',
options: X448KeyPairOptions<'der', 'pem'>,
): Promise<{ publicKey: Buffer; privateKey: string }>;
function __promisify__(
type: 'x448',
options: X448KeyPairOptions<'der', 'der'>,
): Promise<{ publicKey: Buffer; privateKey: Buffer }>;
function __promisify__(type: 'x448', options?: X448KeyPairKeyObjectOptions): Promise<KeyPairKeyObjectResult>;
}
/**
* Calculates and returns the signature for `data` using the given private key and
* algorithm. If `algorithm` is `null` or `undefined`, then the algorithm is
* dependent upon the key type (especially Ed25519 and Ed448).
*
* If `key` is not a `KeyObject`, this function behaves as if `key` had been
* passed to `crypto.createPrivateKey().
*/
function sign(
algorithm: string | null | undefined,
data: NodeJS.ArrayBufferView,
key: KeyLike | SignKeyObjectInput | SignPrivateKeyInput,
): Buffer;
function sign(
algorithm: string | null | undefined,
data: NodeJS.ArrayBufferView,
key: KeyLike | SignKeyObjectInput | SignPrivateKeyInput,
callback: (error: Error | null, data: Buffer) => void
): void;
/**
* Calculates and returns the signature for `data` using the given private key and
* algorithm. If `algorithm` is `null` or `undefined`, then the algorithm is
* dependent upon the key type (especially Ed25519 and Ed448).
*
* If `key` is not a `KeyObject`, this function behaves as if `key` had been
* passed to `crypto.createPublicKey()`.
*/
function verify(
algorithm: string | null | undefined,
data: NodeJS.ArrayBufferView,
key: KeyLike | VerifyKeyObjectInput | VerifyPublicKeyInput,
signature: NodeJS.ArrayBufferView,
): boolean;
function verify(
algorithm: string | null | undefined,
data: NodeJS.ArrayBufferView,
key: KeyLike | VerifyKeyObjectInput | VerifyPublicKeyInput,
signature: NodeJS.ArrayBufferView,
callback: (error: Error | null, result: boolean) => void
): void;
/**
* Computes the Diffie-Hellman secret based on a privateKey and a publicKey.
* Both keys must have the same asymmetricKeyType, which must be one of
* 'dh' (for Diffie-Hellman), 'ec' (for ECDH), 'x448', or 'x25519' (for ECDH-ES).
*/
function diffieHellman(options: { privateKey: KeyObject; publicKey: KeyObject }): Buffer;
type CipherMode = 'cbc' | 'ccm' | 'cfb' | 'ctr' | 'ecb' | 'gcm' | 'ocb' | 'ofb' | 'stream' | 'wrap' | 'xts';
interface CipherInfoOptions {
/**
* A test key length.
*/
keyLength?: number;
/**
* A test IV length.
*/
ivLength?: number;
}
interface CipherInfo {
/**
* The name of the cipher.
*/
name: string;
/**
* The nid of the cipher.
*/
nid: number;
/**
* The block size of the cipher in bytes.
* This property is omitted when mode is 'stream'.
*/
blockSize?: number;
/**
* The expected or default initialization vector length in bytes.
* This property is omitted if the cipher does not use an initialization vector.
*/
ivLength?: number;
/**
* The expected or default key length in bytes.
*/
keyLength: number;
/**
* The cipher mode.
*/
mode: CipherMode;
}
/**
* Returns information about a given cipher.
*
* Some ciphers accept variable length keys and initialization vectors.
* By default, the `crypto.getCipherInfo()` method will return the default
* values for these ciphers. To test if a given key length or iv length
* is acceptable for given cipher, use the `keyLenth` and `ivLenth` options.
* If the given values are unacceptable, `undefined` will be returned.
* @param nameOrNid The name or nid of the cipher to query.
*/
function getCipherInfo(nameOrNid: string | number, options?: CipherInfoOptions): CipherInfo | undefined;
/**
* HKDF is a simple key derivation function defined in RFC 5869.
* The given `key`, `salt` and `info` are used with the `digest` to derive a key of `keylen` bytes.
*
* The supplied `callback` function is called with two arguments: `err` and `derivedKey`.
* If an errors occurs while deriving the key, `err` will be set; otherwise `err` will be `null`.
* The successfully generated `derivedKey` will be passed to the callback as an `ArrayBuffer`.
* An error will be thrown if any of the input aguments specify invalid values or types.
*/
function hkdf(digest: string, key: BinaryLike | KeyObject, salt: BinaryLike, info: BinaryLike, keylen: number, callback: (err: Error | null, derivedKey: ArrayBuffer) => any): void;
/**
* Provides a synchronous HKDF key derivation function as defined in RFC 5869.
* The given `key`, `salt` and `info` are used with the `digest` to derive a key of `keylen` bytes.
*
* The successfully generated `derivedKey` will be returned as an `ArrayBuffer`.
* An error will be thrown if any of the input aguments specify invalid values or types,
* or if the derived key cannot be generated.
*/
function hkdfSync(digest: string, key: BinaryLike | KeyObject, salt: BinaryLike, info: BinaryLike, keylen: number): ArrayBuffer;
interface SecureHeapUsage {
/**
* The total allocated secure heap size as specified using the `--secure-heap=n` command-line flag.
*/
total: number;
/**
* The minimum allocation from the secure heap as specified using the `--secure-heap-min` command-line flag.
*/
min: number;
/**
* The total number of bytes currently allocated from the secure heap.
*/
used: number;
/**
* The calculated ratio of `used` to `total` allocated bytes.
*/
utilization: number;
}
function secureHeapUsed(): SecureHeapUsage;
// TODO: X509Certificate
interface RandomUUIDOptions {
/**
* By default, to improve performance,
* Node.js will pre-emptively generate and persistently cache enough
* random data to generate up to 128 random UUIDs. To generate a UUID
* without using the cache, set `disableEntropyCache` to `true`.
*
* @default `false`
*/
disableEntropyCache?: boolean;
}
function randomUUID(options?: RandomUUIDOptions): string;
interface X509CheckOptions {
/**
* @default 'always'
*/
subject: 'always' | 'never';
/**
* @default true
*/
wildcards: boolean;
/**
* @default true
*/
partialWildcards: boolean;
/**
* @default false
*/
multiLabelWildcards: boolean;
/**
* @default false
*/
singleLabelSubdomains: boolean;
}
class X509Certificate {
/**
* Will be `true` if this is a Certificate Authority (ca) certificate.
*/
readonly ca: boolean;
/**
* The SHA-1 fingerprint of this certificate.
*/
readonly fingerprint: string;
/**
* The SHA-256 fingerprint of this certificate.
*/
readonly fingerprint256: string;
/**
* The complete subject of this certificate.
*/
readonly subject: string;
/**
* The subject alternative name specified for this certificate.
*/
readonly subjectAltName: string;
/**
* The information access content of this certificate.
*/
readonly infoAccess: string;
/**
* An array detailing the key usages for this certificate.
*/
readonly keyUsage: string[];
/**
* The issuer identification included in this certificate.
*/
readonly issuer: string;
/**
* The issuer certificate or `undefined` if the issuer certificate is not available.
*/
readonly issuerCertificate?: X509Certificate;
/**
* The public key for this certificate.
*/
readonly publicKey: KeyObject;
/**
* A `Buffer` containing the DER encoding of this certificate.
*/
readonly raw: Buffer;
/**
* The serial number of this certificate.
*/
readonly serialNumber: string;
/**
* Returns the PEM-encoded certificate.
*/
readonly validFrom: string;
/**
* The date/time from which this certificate is considered valid.
*/
readonly validTo: string;
constructor(buffer: BinaryLike);
/**
* Checks whether the certificate matches the given email address.
*
* Returns `email` if the certificate matches,`undefined` if it does not.
*/
checkEmail(email: string, options?: X509CheckOptions): string | undefined;
/**
* Checks whether the certificate matches the given host name.
*
* Returns `name` if the certificate matches, `undefined` if it does not.
*/
checkHost(name: string, options?: X509CheckOptions): string | undefined;
/**
* Checks whether the certificate matches the given IP address (IPv4 or IPv6).
*
* Returns `ip` if the certificate matches, `undefined` if it does not.
*/
checkIP(ip: string, options?: X509CheckOptions): string | undefined;
/**
* Checks whether this certificate was issued by the given `otherCert`.
*/
checkIssued(otherCert: X509Certificate): boolean;
/**
* Checks whether this certificate was issued by the given `otherCert`.
*/
checkPrivateKey(privateKey: KeyObject): boolean;
/**
* There is no standard JSON encoding for X509 certificates. The
* `toJSON()` method returns a string containing the PEM encoded
* certificate.
*/
toJSON(): string;
/**
* Returns information about this certificate using the legacy certificate object encoding.
*/
toLegacyObject(): PeerCertificate;
/**
* Returns the PEM-encoded certificate.
*/
toString(): string;
/**
* Verifies that this certificate was signed by the given public key.
* Does not perform any other validation checks on the certificate.
*/
verify(publicKey: KeyObject): boolean;
}
type LargeNumberLike = NodeJS.ArrayBufferView | SharedArrayBuffer | ArrayBuffer | bigint;
interface GeneratePrimeOptions {
add?: LargeNumberLike;
rem?: LargeNumberLike;
/**
* @default false
*/
safe?: boolean;
bigint?: boolean;
}
interface GeneratePrimeOptionsBigInt extends GeneratePrimeOptions {
bigint: true;
}
interface GeneratePrimeOptionsArrayBuffer extends GeneratePrimeOptions {
bigint?: false;
}
function generatePrime(size: number, callback: (err: Error | null, prime: ArrayBuffer) => void): void;
function generatePrime(size: number, options: GeneratePrimeOptionsBigInt, callback: (err: Error | null, prime: bigint) => void): void;
function generatePrime(size: number, options: GeneratePrimeOptionsArrayBuffer, callback: (err: Error | null, prime: ArrayBuffer) => void): void;
function generatePrime(size: number, options: GeneratePrimeOptions, callback: (err: Error | null, prime: ArrayBuffer | bigint) => void): void;
function generatePrimeSync(size: number): ArrayBuffer;
function generatePrimeSync(size: number, options: GeneratePrimeOptionsBigInt): bigint;
function generatePrimeSync(size: number, options: GeneratePrimeOptionsArrayBuffer): ArrayBuffer;
function generatePrimeSync(size: number, options: GeneratePrimeOptions): ArrayBuffer | bigint;
interface CheckPrimeOptions {
/**
* The number of Miller-Rabin probabilistic primality iterations to perform.
* When the value is 0 (zero), a number of checks is used that yields a false positive rate of at most 2-64 for random input.
* Care must be used when selecting a number of checks.
* Refer to the OpenSSL documentation for the BN_is_prime_ex function nchecks options for more details.
*
* @default 0
*/
checks?: number;
}
/**
* Checks the primality of the candidate.
*/
function checkPrime(value: LargeNumberLike, callback: (err: Error | null, result: boolean) => void): void;
function checkPrime(value: LargeNumberLike, options: CheckPrimeOptions, callback: (err: Error | null, result: boolean) => void): void;
/**
* Checks the primality of the candidate.
*/
function checkPrimeSync(value: LargeNumberLike, options?: CheckPrimeOptions): boolean;
}
declare module 'dgram' {
import { AddressInfo } from 'net';
import * as dns from 'dns';
import { EventEmitter, Abortable } from 'events';
interface RemoteInfo {
address: string;
family: 'IPv4' | 'IPv6';
port: number;
size: number;
}
interface BindOptions {
port?: number;
address?: string;
exclusive?: boolean;
fd?: number;
}
type SocketType = "udp4" | "udp6";
interface SocketOptions extends Abortable {
type: SocketType;
reuseAddr?: boolean;
/**
* @default false
*/
ipv6Only?: boolean;
recvBufferSize?: number;
sendBufferSize?: number;
lookup?: (hostname: string, options: dns.LookupOneOptions, callback: (err: NodeJS.ErrnoException | null, address: string, family: number) => void) => void;
}
function createSocket(type: SocketType, callback?: (msg: Buffer, rinfo: RemoteInfo) => void): Socket;
function createSocket(options: SocketOptions, callback?: (msg: Buffer, rinfo: RemoteInfo) => void): Socket;
class Socket extends EventEmitter {
addMembership(multicastAddress: string, multicastInterface?: string): void;
address(): AddressInfo;
bind(port?: number, address?: string, callback?: () => void): void;
bind(port?: number, callback?: () => void): void;
bind(callback?: () => void): void;
bind(options: BindOptions, callback?: () => void): void;
close(callback?: () => void): void;
connect(port: number, address?: string, callback?: () => void): void;
connect(port: number, callback: () => void): void;
disconnect(): void;
dropMembership(multicastAddress: string, multicastInterface?: string): void;
getRecvBufferSize(): number;
getSendBufferSize(): number;
ref(): this;
remoteAddress(): AddressInfo;
send(msg: string | Uint8Array | ReadonlyArray<any>, port?: number, address?: string, callback?: (error: Error | null, bytes: number) => void): void;
send(msg: string | Uint8Array | ReadonlyArray<any>, port?: number, callback?: (error: Error | null, bytes: number) => void): void;
send(msg: string | Uint8Array | ReadonlyArray<any>, callback?: (error: Error | null, bytes: number) => void): void;
send(msg: string | Uint8Array, offset: number, length: number, port?: number, address?: string, callback?: (error: Error | null, bytes: number) => void): void;
send(msg: string | Uint8Array, offset: number, length: number, port?: number, callback?: (error: Error | null, bytes: number) => void): void;
send(msg: string | Uint8Array, offset: number, length: number, callback?: (error: Error | null, bytes: number) => void): void;
setBroadcast(flag: boolean): void;
setMulticastInterface(multicastInterface: string): void;
setMulticastLoopback(flag: boolean): void;
setMulticastTTL(ttl: number): void;
setRecvBufferSize(size: number): void;
setSendBufferSize(size: number): void;
setTTL(ttl: number): void;
unref(): this;
/**
* Tells the kernel to join a source-specific multicast channel at the given
* `sourceAddress` and `groupAddress`, using the `multicastInterface` with the
* `IP_ADD_SOURCE_MEMBERSHIP` socket option.
* If the `multicastInterface` argument
* is not specified, the operating system will choose one interface and will add
* membership to it.
* To add membership to every available interface, call
* `socket.addSourceSpecificMembership()` multiple times, once per interface.
*/
addSourceSpecificMembership(sourceAddress: string, groupAddress: string, multicastInterface?: string): void;
/**
* Instructs the kernel to leave a source-specific multicast channel at the given
* `sourceAddress` and `groupAddress` using the `IP_DROP_SOURCE_MEMBERSHIP`
* socket option. This method is automatically called by the kernel when the
* socket is closed or the process terminates, so most apps will never have
* reason to call this.
*
* If `multicastInterface` is not specified, the operating system will attempt to
* drop membership on all valid interfaces.
*/
dropSourceSpecificMembership(sourceAddress: string, groupAddress: string, multicastInterface?: string): void;
/**
* events.EventEmitter
* 1. close
* 2. connect
* 3. error
* 4. listening
* 5. message
*/
addListener(event: string, listener: (...args: any[]) => void): this;
addListener(event: "close", listener: () => void): this;
addListener(event: "connect", listener: () => void): this;
addListener(event: "error", listener: (err: Error) => void): this;
addListener(event: "listening", listener: () => void): this;
addListener(event: "message", listener: (msg: Buffer, rinfo: RemoteInfo) => void): this;
emit(event: string | symbol, ...args: any[]): boolean;
emit(event: "close"): boolean;
emit(event: "connect"): boolean;
emit(event: "error", err: Error): boolean;
emit(event: "listening"): boolean;
emit(event: "message", msg: Buffer, rinfo: RemoteInfo): boolean;
on(event: string, listener: (...args: any[]) => void): this;
on(event: "close", listener: () => void): this;
on(event: "connect", listener: () => void): this;
on(event: "error", listener: (err: Error) => void): this;
on(event: "listening", listener: () => void): this;
on(event: "message", listener: (msg: Buffer, rinfo: RemoteInfo) => void): this;
once(event: string, listener: (...args: any[]) => void): this;
once(event: "close", listener: () => void): this;
once(event: "connect", listener: () => void): this;
once(event: "error", listener: (err: Error) => void): this;
once(event: "listening", listener: () => void): this;
once(event: "message", listener: (msg: Buffer, rinfo: RemoteInfo) => void): this;
prependListener(event: string, listener: (...args: any[]) => void): this;
prependListener(event: "close", listener: () => void): this;
prependListener(event: "connect", listener: () => void): this;
prependListener(event: "error", listener: (err: Error) => void): this;
prependListener(event: "listening", listener: () => void): this;
prependListener(event: "message", listener: (msg: Buffer, rinfo: RemoteInfo) => void): this;
prependOnceListener(event: string, listener: (...args: any[]) => void): this;
prependOnceListener(event: "close", listener: () => void): this;
prependOnceListener(event: "connect", listener: () => void): this;
prependOnceListener(event: "error", listener: (err: Error) => void): this;
prependOnceListener(event: "listening", listener: () => void): this;
prependOnceListener(event: "message", listener: (msg: Buffer, rinfo: RemoteInfo) => void): this;
}
}
/**
* @experimental
*/
declare module 'diagnostic_channel' {
/**
* Returns wether a named channel has subscribers or not.
*/
function hasSubscribers(name: string): boolean;
/**
* Gets or create a diagnostic channel by name.
*/
function channel(name: string): Channel;
type ChannelListener = (name: string, message: unknown) => void;
/**
* Simple diagnostic channel that allows
*/
class Channel {
readonly name: string;
readonly hashSubscribers: boolean;
private constructor(name: string);
/**
* Add a listener to the message channel.
*/
subscribe(listener: ChannelListener): void;
/**
* Removes a previously registered listener.
*/
unsubscribe(listener: ChannelListener): void;
}
}
declare module 'dns' {
import * as dnsPromises from "dns/promises";
// Supported getaddrinfo flags.
export const ADDRCONFIG: number;
export const V4MAPPED: number;
/**
* If `dns.V4MAPPED` is specified, return resolved IPv6 addresses as
* well as IPv4 mapped IPv6 addresses.
*/
export const ALL: number;
export interface LookupOptions {
family?: number;
hints?: number;
all?: boolean;
verbatim?: boolean;
}
export interface LookupOneOptions extends LookupOptions {
all?: false;
}
export interface LookupAllOptions extends LookupOptions {
all: true;
}
export interface LookupAddress {
address: string;
family: number;
}
export function lookup(hostname: string, family: number, callback: (err: NodeJS.ErrnoException | null, address: string, family: number) => void): void;
export function lookup(hostname: string, options: LookupOneOptions, callback: (err: NodeJS.ErrnoException | null, address: string, family: number) => void): void;
export function lookup(hostname: string, options: LookupAllOptions, callback: (err: NodeJS.ErrnoException | null, addresses: LookupAddress[]) => void): void;
export function lookup(hostname: string, options: LookupOptions, callback: (err: NodeJS.ErrnoException | null, address: string | LookupAddress[], family: number) => void): void;
export function lookup(hostname: string, callback: (err: NodeJS.ErrnoException | null, address: string, family: number) => void): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace lookup {
function __promisify__(hostname: string, options: LookupAllOptions): Promise<LookupAddress[]>;
function __promisify__(hostname: string, options?: LookupOneOptions | number): Promise<LookupAddress>;
function __promisify__(hostname: string, options: LookupOptions): Promise<LookupAddress | LookupAddress[]>;
}
export function lookupService(address: string, port: number, callback: (err: NodeJS.ErrnoException | null, hostname: string, service: string) => void): void;
export namespace lookupService {
function __promisify__(address: string, port: number): Promise<{ hostname: string, service: string }>;
}
export interface ResolveOptions {
ttl: boolean;
}
export interface ResolveWithTtlOptions extends ResolveOptions {
ttl: true;
}
export interface RecordWithTtl {
address: string;
ttl: number;
}
/** @deprecated Use `AnyARecord` or `AnyAaaaRecord` instead. */
export type AnyRecordWithTtl = AnyARecord | AnyAaaaRecord;
export interface AnyARecord extends RecordWithTtl {
type: "A";
}
export interface AnyAaaaRecord extends RecordWithTtl {
type: "AAAA";
}
export interface CaaRecord {
critial: number;
issue?: string;
issuewild?: string;
iodef?: string;
contactemail?: string;
contactphone?: string;
}
export interface MxRecord {
priority: number;
exchange: string;
}
export interface AnyMxRecord extends MxRecord {
type: "MX";
}
export interface NaptrRecord {
flags: string;
service: string;
regexp: string;
replacement: string;
order: number;
preference: number;
}
export interface AnyNaptrRecord extends NaptrRecord {
type: "NAPTR";
}
export interface SoaRecord {
nsname: string;
hostmaster: string;
serial: number;
refresh: number;
retry: number;
expire: number;
minttl: number;
}
export interface AnySoaRecord extends SoaRecord {
type: "SOA";
}
export interface SrvRecord {
priority: number;
weight: number;
port: number;
name: string;
}
export interface AnySrvRecord extends SrvRecord {
type: "SRV";
}
export interface AnyTxtRecord {
type: "TXT";
entries: string[];
}
export interface AnyNsRecord {
type: "NS";
value: string;
}
export interface AnyPtrRecord {
type: "PTR";
value: string;
}
export interface AnyCnameRecord {
type: "CNAME";
value: string;
}
export type AnyRecord = AnyARecord |
AnyAaaaRecord |
AnyCnameRecord |
AnyMxRecord |
AnyNaptrRecord |
AnyNsRecord |
AnyPtrRecord |
AnySoaRecord |
AnySrvRecord |
AnyTxtRecord;
export function resolve(hostname: string, callback: (err: NodeJS.ErrnoException | null, addresses: string[]) => void): void;
export function resolve(hostname: string, rrtype: "A", callback: (err: NodeJS.ErrnoException | null, addresses: string[]) => void): void;
export function resolve(hostname: string, rrtype: "AAAA", callback: (err: NodeJS.ErrnoException | null, addresses: string[]) => void): void;
export function resolve(hostname: string, rrtype: "ANY", callback: (err: NodeJS.ErrnoException | null, addresses: AnyRecord[]) => void): void;
export function resolve(hostname: string, rrtype: "CNAME", callback: (err: NodeJS.ErrnoException | null, addresses: string[]) => void): void;
export function resolve(hostname: string, rrtype: "MX", callback: (err: NodeJS.ErrnoException | null, addresses: MxRecord[]) => void): void;
export function resolve(hostname: string, rrtype: "NAPTR", callback: (err: NodeJS.ErrnoException | null, addresses: NaptrRecord[]) => void): void;
export function resolve(hostname: string, rrtype: "NS", callback: (err: NodeJS.ErrnoException | null, addresses: string[]) => void): void;
export function resolve(hostname: string, rrtype: "PTR", callback: (err: NodeJS.ErrnoException | null, addresses: string[]) => void): void;
export function resolve(hostname: string, rrtype: "SOA", callback: (err: NodeJS.ErrnoException | null, addresses: SoaRecord) => void): void;
export function resolve(hostname: string, rrtype: "SRV", callback: (err: NodeJS.ErrnoException | null, addresses: SrvRecord[]) => void): void;
export function resolve(hostname: string, rrtype: "TXT", callback: (err: NodeJS.ErrnoException | null, addresses: string[][]) => void): void;
export function resolve(
hostname: string,
rrtype: string,
callback: (err: NodeJS.ErrnoException | null, addresses: string[] | MxRecord[] | NaptrRecord[] | SoaRecord | SrvRecord[] | string[][] | AnyRecord[]) => void,
): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace resolve {
function __promisify__(hostname: string, rrtype?: "A" | "AAAA" | "CNAME" | "NS" | "PTR"): Promise<string[]>;
function __promisify__(hostname: string, rrtype: "ANY"): Promise<AnyRecord[]>;
function __promisify__(hostname: string, rrtype: "MX"): Promise<MxRecord[]>;
function __promisify__(hostname: string, rrtype: "NAPTR"): Promise<NaptrRecord[]>;
function __promisify__(hostname: string, rrtype: "SOA"): Promise<SoaRecord>;
function __promisify__(hostname: string, rrtype: "SRV"): Promise<SrvRecord[]>;
function __promisify__(hostname: string, rrtype: "TXT"): Promise<string[][]>;
function __promisify__(hostname: string, rrtype: string): Promise<string[] | MxRecord[] | NaptrRecord[] | SoaRecord | SrvRecord[] | string[][] | AnyRecord[]>;
}
export function resolve4(hostname: string, callback: (err: NodeJS.ErrnoException | null, addresses: string[]) => void): void;
export function resolve4(hostname: string, options: ResolveWithTtlOptions, callback: (err: NodeJS.ErrnoException | null, addresses: RecordWithTtl[]) => void): void;
export function resolve4(hostname: string, options: ResolveOptions, callback: (err: NodeJS.ErrnoException | null, addresses: string[] | RecordWithTtl[]) => void): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace resolve4 {
function __promisify__(hostname: string): Promise<string[]>;
function __promisify__(hostname: string, options: ResolveWithTtlOptions): Promise<RecordWithTtl[]>;
function __promisify__(hostname: string, options?: ResolveOptions): Promise<string[] | RecordWithTtl[]>;
}
export function resolve6(hostname: string, callback: (err: NodeJS.ErrnoException | null, addresses: string[]) => void): void;
export function resolve6(hostname: string, options: ResolveWithTtlOptions, callback: (err: NodeJS.ErrnoException | null, addresses: RecordWithTtl[]) => void): void;
export function resolve6(hostname: string, options: ResolveOptions, callback: (err: NodeJS.ErrnoException | null, addresses: string[] | RecordWithTtl[]) => void): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace resolve6 {
function __promisify__(hostname: string): Promise<string[]>;
function __promisify__(hostname: string, options: ResolveWithTtlOptions): Promise<RecordWithTtl[]>;
function __promisify__(hostname: string, options?: ResolveOptions): Promise<string[] | RecordWithTtl[]>;
}
export function resolveCname(hostname: string, callback: (err: NodeJS.ErrnoException | null, addresses: string[]) => void): void;
export namespace resolveCname {
function __promisify__(hostname: string): Promise<string[]>;
}
export function resolveCaa(hostname: string, callback: (err: NodeJS.ErrnoException | null, records: CaaRecord[]) => void): void;
export namespace resolveCaa {
function __promisify__(hostname: string): Promise<CaaRecord[]>;
}
export function resolveMx(hostname: string, callback: (err: NodeJS.ErrnoException | null, addresses: MxRecord[]) => void): void;
export namespace resolveMx {
function __promisify__(hostname: string): Promise<MxRecord[]>;
}
export function resolveNaptr(hostname: string, callback: (err: NodeJS.ErrnoException | null, addresses: NaptrRecord[]) => void): void;
export namespace resolveNaptr {
function __promisify__(hostname: string): Promise<NaptrRecord[]>;
}
export function resolveNs(hostname: string, callback: (err: NodeJS.ErrnoException | null, addresses: string[]) => void): void;
export namespace resolveNs {
function __promisify__(hostname: string): Promise<string[]>;
}
export function resolvePtr(hostname: string, callback: (err: NodeJS.ErrnoException | null, addresses: string[]) => void): void;
export namespace resolvePtr {
function __promisify__(hostname: string): Promise<string[]>;
}
export function resolveSoa(hostname: string, callback: (err: NodeJS.ErrnoException | null, address: SoaRecord) => void): void;
export namespace resolveSoa {
function __promisify__(hostname: string): Promise<SoaRecord>;
}
export function resolveSrv(hostname: string, callback: (err: NodeJS.ErrnoException | null, addresses: SrvRecord[]) => void): void;
export namespace resolveSrv {
function __promisify__(hostname: string): Promise<SrvRecord[]>;
}
export function resolveTxt(hostname: string, callback: (err: NodeJS.ErrnoException | null, addresses: string[][]) => void): void;
export namespace resolveTxt {
function __promisify__(hostname: string): Promise<string[][]>;
}
export function resolveAny(hostname: string, callback: (err: NodeJS.ErrnoException | null, addresses: AnyRecord[]) => void): void;
export namespace resolveAny {
function __promisify__(hostname: string): Promise<AnyRecord[]>;
}
export function reverse(ip: string, callback: (err: NodeJS.ErrnoException | null, hostnames: string[]) => void): void;
export function setServers(servers: ReadonlyArray<string>): void;
export function getServers(): string[];
// Error codes
export const NODATA: string;
export const FORMERR: string;
export const SERVFAIL: string;
export const NOTFOUND: string;
export const NOTIMP: string;
export const REFUSED: string;
export const BADQUERY: string;
export const BADNAME: string;
export const BADFAMILY: string;
export const BADRESP: string;
export const CONNREFUSED: string;
export const TIMEOUT: string;
export const EOF: string;
export const FILE: string;
export const NOMEM: string;
export const DESTRUCTION: string;
export const BADSTR: string;
export const BADFLAGS: string;
export const NONAME: string;
export const BADHINTS: string;
export const NOTINITIALIZED: string;
export const LOADIPHLPAPI: string;
export const ADDRGETNETWORKPARAMS: string;
export const CANCELLED: string;
export interface ResolverOptions {
timeout?: number;
}
export class Resolver {
constructor(options?: ResolverOptions);
cancel(): void;
getServers: typeof getServers;
resolve: typeof resolve;
resolve4: typeof resolve4;
resolve6: typeof resolve6;
resolveAny: typeof resolveAny;
resolveCname: typeof resolveCname;
resolveMx: typeof resolveMx;
resolveNaptr: typeof resolveNaptr;
resolveNs: typeof resolveNs;
resolvePtr: typeof resolvePtr;
resolveSoa: typeof resolveSoa;
resolveSrv: typeof resolveSrv;
resolveTxt: typeof resolveTxt;
reverse: typeof reverse;
setLocalAddress(ipv4?: string, ipv6?: string): void;
setServers: typeof setServers;
}
export { dnsPromises as promises };
}
declare module "dns/promises" {
import {
LookupAddress,
LookupOneOptions,
LookupAllOptions,
LookupOptions,
AnyRecord,
CaaRecord,
MxRecord,
NaptrRecord,
SoaRecord,
SrvRecord,
ResolveWithTtlOptions,
RecordWithTtl,
ResolveOptions,
ResolverOptions,
} from "dns";
function getServers(): string[];
function lookup(hostname: string, family: number): Promise<LookupAddress>;
function lookup(hostname: string, options: LookupOneOptions): Promise<LookupAddress>;
function lookup(hostname: string, options: LookupAllOptions): Promise<LookupAddress[]>;
function lookup(hostname: string, options: LookupOptions): Promise<LookupAddress | LookupAddress[]>;
function lookup(hostname: string): Promise<LookupAddress>;
function lookupService(address: string, port: number): Promise<{ hostname: string, service: string }>;
function resolve(hostname: string): Promise<string[]>;
function resolve(hostname: string, rrtype: "A"): Promise<string[]>;
function resolve(hostname: string, rrtype: "AAAA"): Promise<string[]>;
function resolve(hostname: string, rrtype: "ANY"): Promise<AnyRecord[]>;
function resolve(hostname: string, rrtype: "CAA"): Promise<CaaRecord[]>;
function resolve(hostname: string, rrtype: "CNAME"): Promise<string[]>;
function resolve(hostname: string, rrtype: "MX"): Promise<MxRecord[]>;
function resolve(hostname: string, rrtype: "NAPTR"): Promise<NaptrRecord[]>;
function resolve(hostname: string, rrtype: "NS"): Promise<string[]>;
function resolve(hostname: string, rrtype: "PTR"): Promise<string[]>;
function resolve(hostname: string, rrtype: "SOA"): Promise<SoaRecord>;
function resolve(hostname: string, rrtype: "SRV"): Promise<SrvRecord[]>;
function resolve(hostname: string, rrtype: "TXT"): Promise<string[][]>;
function resolve(hostname: string, rrtype: string): Promise<string[] | MxRecord[] | NaptrRecord[] | SoaRecord | SrvRecord[] | string[][] | AnyRecord[]>;
function resolve4(hostname: string): Promise<string[]>;
function resolve4(hostname: string, options: ResolveWithTtlOptions): Promise<RecordWithTtl[]>;
function resolve4(hostname: string, options: ResolveOptions): Promise<string[] | RecordWithTtl[]>;
function resolve6(hostname: string): Promise<string[]>;
function resolve6(hostname: string, options: ResolveWithTtlOptions): Promise<RecordWithTtl[]>;
function resolve6(hostname: string, options: ResolveOptions): Promise<string[] | RecordWithTtl[]>;
function resolveAny(hostname: string): Promise<AnyRecord[]>;
function resolveCaa(hostname: string): Promise<CaaRecord[]>;
function resolveCname(hostname: string): Promise<string[]>;
function resolveMx(hostname: string): Promise<MxRecord[]>;
function resolveNaptr(hostname: string): Promise<NaptrRecord[]>;
function resolveNs(hostname: string): Promise<string[]>;
function resolvePtr(hostname: string): Promise<string[]>;
function resolveSoa(hostname: string): Promise<SoaRecord>;
function resolveSrv(hostname: string): Promise<SrvRecord[]>;
function resolveTxt(hostname: string): Promise<string[][]>;
function reverse(ip: string): Promise<string[]>;
function setServers(servers: ReadonlyArray<string>): void;
class Resolver {
constructor(options?: ResolverOptions);
cancel(): void;
getServers: typeof getServers;
resolve: typeof resolve;
resolve4: typeof resolve4;
resolve6: typeof resolve6;
resolveAny: typeof resolveAny;
resolveCname: typeof resolveCname;
resolveMx: typeof resolveMx;
resolveNaptr: typeof resolveNaptr;
resolveNs: typeof resolveNs;
resolvePtr: typeof resolvePtr;
resolveSoa: typeof resolveSoa;
resolveSrv: typeof resolveSrv;
resolveTxt: typeof resolveTxt;
reverse: typeof reverse;
setLocalAddress(ipv4?: string, ipv6?: string): void;
setServers: typeof setServers;
}
}
declare module 'domain' {
import EventEmitter = require('events');
global {
namespace NodeJS {
interface Domain extends EventEmitter {
run<T>(fn: (...args: any[]) => T, ...args: any[]): T;
add(emitter: EventEmitter | Timer): void;
remove(emitter: EventEmitter | Timer): void;
bind<T extends Function>(cb: T): T;
intercept<T extends Function>(cb: T): T;
}
}
}
interface Domain extends NodeJS.Domain {}
class Domain extends EventEmitter {
members: Array<EventEmitter | NodeJS.Timer>;
enter(): void;
exit(): void;
}
function create(): Domain;
}
declare module 'events' {
interface EventEmitterOptions {
/**
* Enables automatic capturing of promise rejection.
*/
captureRejections?: boolean;
}
interface NodeEventTarget {
once(event: string | symbol, listener: (...args: any[]) => void): this;
}
interface DOMEventTarget {
addEventListener(event: string, listener: (...args: any[]) => void, opts?: { once: boolean }): any;
}
interface StaticEventEmitterOptions {
signal?: AbortSignal;
}
interface EventEmitter extends NodeJS.EventEmitter {}
class EventEmitter {
constructor(options?: EventEmitterOptions);
static once(emitter: NodeEventTarget, event: string | symbol, options?: StaticEventEmitterOptions): Promise<any[]>;
static once(emitter: DOMEventTarget, event: string, options?: StaticEventEmitterOptions): Promise<any[]>;
static on(emitter: NodeJS.EventEmitter, event: string, options?: StaticEventEmitterOptions): AsyncIterableIterator<any>;
/** @deprecated since v4.0.0 */
static listenerCount(emitter: NodeJS.EventEmitter, event: string | symbol): number;
/**
* Returns a list listener for a specific emitter event name.
*/
static getEventListener(emitter: DOMEventTarget | NodeJS.EventEmitter, name: string | symbol): Function[];
/**
* This symbol shall be used to install a listener for only monitoring `'error'`
* events. Listeners installed using this symbol are called before the regular
* `'error'` listeners are called.
*
* Installing a listener using this symbol does not change the behavior once an
* `'error'` event is emitted, therefore the process will still crash if no
* regular `'error'` listener is installed.
*/
static readonly errorMonitor: unique symbol;
static readonly captureRejectionSymbol: unique symbol;
/**
* Sets or gets the default captureRejection value for all emitters.
*/
// TODO: These should be described using static getter/setter pairs:
static captureRejections: boolean;
static defaultMaxListeners: number;
}
import internal = require('events');
namespace EventEmitter {
// Should just be `export { EventEmitter }`, but that doesn't work in TypeScript 3.4
export { internal as EventEmitter };
export interface Abortable {
/**
* When provided the corresponding `AbortController` can be used to cancel an asynchronous action.
*/
signal?: AbortSignal;
}
}
global {
namespace NodeJS {
interface EventEmitter {
addListener(event: string | symbol, listener: (...args: any[]) => void): this;
on(event: string | symbol, listener: (...args: any[]) => void): this;
once(event: string | symbol, listener: (...args: any[]) => void): this;
removeListener(event: string | symbol, listener: (...args: any[]) => void): this;
off(event: string | symbol, listener: (...args: any[]) => void): this;
removeAllListeners(event?: string | symbol): this;
setMaxListeners(n: number): this;
getMaxListeners(): number;
listeners(event: string | symbol): Function[];
rawListeners(event: string | symbol): Function[];
emit(event: string | symbol, ...args: any[]): boolean;
listenerCount(event: string | symbol): number;
// Added in Node 6...
prependListener(event: string | symbol, listener: (...args: any[]) => void): this;
prependOnceListener(event: string | symbol, listener: (...args: any[]) => void): this;
eventNames(): Array<string | symbol>;
}
}
}
export = EventEmitter;
}
declare module 'fs' {
import * as stream from 'stream';
import { Abortable, EventEmitter } from 'events';
import { URL } from 'url';
import * as promises from 'fs/promises';
export { promises };
/**
* Valid types for path values in "fs".
*/
export type PathLike = string | Buffer | URL;
export type NoParamCallback = (err: NodeJS.ErrnoException | null) => void;
export type BufferEncodingOption = 'buffer' | { encoding: 'buffer' };
export interface BaseEncodingOptions {
encoding?: BufferEncoding | null;
}
export type OpenMode = number | string;
export type Mode = number | string;
export interface StatsBase<T> {
isFile(): boolean;
isDirectory(): boolean;
isBlockDevice(): boolean;
isCharacterDevice(): boolean;
isSymbolicLink(): boolean;
isFIFO(): boolean;
isSocket(): boolean;
dev: T;
ino: T;
mode: T;
nlink: T;
uid: T;
gid: T;
rdev: T;
size: T;
blksize: T;
blocks: T;
atimeMs: T;
mtimeMs: T;
ctimeMs: T;
birthtimeMs: T;
atime: Date;
mtime: Date;
ctime: Date;
birthtime: Date;
}
export interface Stats extends StatsBase<number> {
}
export class Stats {
}
export class Dirent {
isFile(): boolean;
isDirectory(): boolean;
isBlockDevice(): boolean;
isCharacterDevice(): boolean;
isSymbolicLink(): boolean;
isFIFO(): boolean;
isSocket(): boolean;
name: string;
}
/**
* A class representing a directory stream.
*/
export class Dir {
readonly path: string;
/**
* Asynchronously iterates over the directory via `readdir(3)` until all entries have been read.
*/
[Symbol.asyncIterator](): AsyncIterableIterator<Dirent>;
/**
* Asynchronously close the directory's underlying resource handle.
* Subsequent reads will result in errors.
*/
close(): Promise<void>;
close(cb: NoParamCallback): void;
/**
* Synchronously close the directory's underlying resource handle.
* Subsequent reads will result in errors.
*/
closeSync(): void;
/**
* Asynchronously read the next directory entry via `readdir(3)` as an `Dirent`.
* After the read is completed, a value is returned that will be resolved with an `Dirent`, or `null` if there are no more directory entries to read.
* Directory entries returned by this function are in no particular order as provided by the operating system's underlying directory mechanisms.
*/
read(): Promise<Dirent | null>;
read(cb: (err: NodeJS.ErrnoException | null, dirEnt: Dirent | null) => void): void;
/**
* Synchronously read the next directory entry via `readdir(3)` as a `Dirent`.
* If there are no more directory entries to read, null will be returned.
* Directory entries returned by this function are in no particular order as provided by the operating system's underlying directory mechanisms.
*/
readSync(): Dirent | null;
}
export interface FSWatcher extends EventEmitter {
close(): void;
/**
* events.EventEmitter
* 1. change
* 2. error
*/
addListener(event: string, listener: (...args: any[]) => void): this;
addListener(event: "change", listener: (eventType: string, filename: string | Buffer) => void): this;
addListener(event: "error", listener: (error: Error) => void): this;
addListener(event: "close", listener: () => void): this;
on(event: string, listener: (...args: any[]) => void): this;
on(event: "change", listener: (eventType: string, filename: string | Buffer) => void): this;
on(event: "error", listener: (error: Error) => void): this;
on(event: "close", listener: () => void): this;
once(event: string, listener: (...args: any[]) => void): this;
once(event: "change", listener: (eventType: string, filename: string | Buffer) => void): this;
once(event: "error", listener: (error: Error) => void): this;
once(event: "close", listener: () => void): this;
prependListener(event: string, listener: (...args: any[]) => void): this;
prependListener(event: "change", listener: (eventType: string, filename: string | Buffer) => void): this;
prependListener(event: "error", listener: (error: Error) => void): this;
prependListener(event: "close", listener: () => void): this;
prependOnceListener(event: string, listener: (...args: any[]) => void): this;
prependOnceListener(event: "change", listener: (eventType: string, filename: string | Buffer) => void): this;
prependOnceListener(event: "error", listener: (error: Error) => void): this;
prependOnceListener(event: "close", listener: () => void): this;
}
export class ReadStream extends stream.Readable {
close(): void;
bytesRead: number;
path: string | Buffer;
pending: boolean;
/**
* events.EventEmitter
* 1. open
* 2. close
* 3. ready
*/
addListener(event: "close", listener: () => void): this;
addListener(event: "data", listener: (chunk: Buffer | string) => void): this;
addListener(event: "end", listener: () => void): this;
addListener(event: "error", listener: (err: Error) => void): this;
addListener(event: "open", listener: (fd: number) => void): this;
addListener(event: "pause", listener: () => void): this;
addListener(event: "readable", listener: () => void): this;
addListener(event: "ready", listener: () => void): this;
addListener(event: "resume", listener: () => void): this;
addListener(event: string | symbol, listener: (...args: any[]) => void): this;
on(event: "close", listener: () => void): this;
on(event: "data", listener: (chunk: Buffer | string) => void): this;
on(event: "end", listener: () => void): this;
on(event: "error", listener: (err: Error) => void): this;
on(event: "open", listener: (fd: number) => void): this;
on(event: "pause", listener: () => void): this;
on(event: "readable", listener: () => void): this;
on(event: "ready", listener: () => void): this;
on(event: "resume", listener: () => void): this;
on(event: string | symbol, listener: (...args: any[]) => void): this;
once(event: "close", listener: () => void): this;
once(event: "data", listener: (chunk: Buffer | string) => void): this;
once(event: "end", listener: () => void): this;
once(event: "error", listener: (err: Error) => void): this;
once(event: "open", listener: (fd: number) => void): this;
once(event: "pause", listener: () => void): this;
once(event: "readable", listener: () => void): this;
once(event: "ready", listener: () => void): this;
once(event: "resume", listener: () => void): this;
once(event: string | symbol, listener: (...args: any[]) => void): this;
prependListener(event: "close", listener: () => void): this;
prependListener(event: "data", listener: (chunk: Buffer | string) => void): this;
prependListener(event: "end", listener: () => void): this;
prependListener(event: "error", listener: (err: Error) => void): this;
prependListener(event: "open", listener: (fd: number) => void): this;
prependListener(event: "pause", listener: () => void): this;
prependListener(event: "readable", listener: () => void): this;
prependListener(event: "ready", listener: () => void): this;
prependListener(event: "resume", listener: () => void): this;
prependListener(event: string | symbol, listener: (...args: any[]) => void): this;
prependOnceListener(event: "close", listener: () => void): this;
prependOnceListener(event: "data", listener: (chunk: Buffer | string) => void): this;
prependOnceListener(event: "end", listener: () => void): this;
prependOnceListener(event: "error", listener: (err: Error) => void): this;
prependOnceListener(event: "open", listener: (fd: number) => void): this;
prependOnceListener(event: "pause", listener: () => void): this;
prependOnceListener(event: "readable", listener: () => void): this;
prependOnceListener(event: "ready", listener: () => void): this;
prependOnceListener(event: "resume", listener: () => void): this;
prependOnceListener(event: string | symbol, listener: (...args: any[]) => void): this;
}
export class WriteStream extends stream.Writable {
close(): void;
bytesWritten: number;
path: string | Buffer;
pending: boolean;
/**
* events.EventEmitter
* 1. open
* 2. close
* 3. ready
*/
addListener(event: "close", listener: () => void): this;
addListener(event: "drain", listener: () => void): this;
addListener(event: "error", listener: (err: Error) => void): this;
addListener(event: "finish", listener: () => void): this;
addListener(event: "open", listener: (fd: number) => void): this;
addListener(event: "pipe", listener: (src: stream.Readable) => void): this;
addListener(event: "ready", listener: () => void): this;
addListener(event: "unpipe", listener: (src: stream.Readable) => void): this;
addListener(event: string | symbol, listener: (...args: any[]) => void): this;
on(event: "close", listener: () => void): this;
on(event: "drain", listener: () => void): this;
on(event: "error", listener: (err: Error) => void): this;
on(event: "finish", listener: () => void): this;
on(event: "open", listener: (fd: number) => void): this;
on(event: "pipe", listener: (src: stream.Readable) => void): this;
on(event: "ready", listener: () => void): this;
on(event: "unpipe", listener: (src: stream.Readable) => void): this;
on(event: string | symbol, listener: (...args: any[]) => void): this;
once(event: "close", listener: () => void): this;
once(event: "drain", listener: () => void): this;
once(event: "error", listener: (err: Error) => void): this;
once(event: "finish", listener: () => void): this;
once(event: "open", listener: (fd: number) => void): this;
once(event: "pipe", listener: (src: stream.Readable) => void): this;
once(event: "ready", listener: () => void): this;
once(event: "unpipe", listener: (src: stream.Readable) => void): this;
once(event: string | symbol, listener: (...args: any[]) => void): this;
prependListener(event: "close", listener: () => void): this;
prependListener(event: "drain", listener: () => void): this;
prependListener(event: "error", listener: (err: Error) => void): this;
prependListener(event: "finish", listener: () => void): this;
prependListener(event: "open", listener: (fd: number) => void): this;
prependListener(event: "pipe", listener: (src: stream.Readable) => void): this;
prependListener(event: "ready", listener: () => void): this;
prependListener(event: "unpipe", listener: (src: stream.Readable) => void): this;
prependListener(event: string | symbol, listener: (...args: any[]) => void): this;
prependOnceListener(event: "close", listener: () => void): this;
prependOnceListener(event: "drain", listener: () => void): this;
prependOnceListener(event: "error", listener: (err: Error) => void): this;
prependOnceListener(event: "finish", listener: () => void): this;
prependOnceListener(event: "open", listener: (fd: number) => void): this;
prependOnceListener(event: "pipe", listener: (src: stream.Readable) => void): this;
prependOnceListener(event: "ready", listener: () => void): this;
prependOnceListener(event: "unpipe", listener: (src: stream.Readable) => void): this;
prependOnceListener(event: string | symbol, listener: (...args: any[]) => void): this;
}
/**
* Asynchronous rename(2) - Change the name or location of a file or directory.
* @param oldPath A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param newPath A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
export function rename(oldPath: PathLike, newPath: PathLike, callback: NoParamCallback): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace rename {
/**
* Asynchronous rename(2) - Change the name or location of a file or directory.
* @param oldPath A path to a file. If a URL is provided, it must use the `file:` protocol.
* URL support is _experimental_.
* @param newPath A path to a file. If a URL is provided, it must use the `file:` protocol.
* URL support is _experimental_.
*/
function __promisify__(oldPath: PathLike, newPath: PathLike): Promise<void>;
}
/**
* Synchronous rename(2) - Change the name or location of a file or directory.
* @param oldPath A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param newPath A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
export function renameSync(oldPath: PathLike, newPath: PathLike): void;
/**
* Asynchronous truncate(2) - Truncate a file to a specified length.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param len If not specified, defaults to `0`.
*/
export function truncate(path: PathLike, len: number | undefined | null, callback: NoParamCallback): void;
/**
* Asynchronous truncate(2) - Truncate a file to a specified length.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
export function truncate(path: PathLike, callback: NoParamCallback): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace truncate {
/**
* Asynchronous truncate(2) - Truncate a file to a specified length.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param len If not specified, defaults to `0`.
*/
function __promisify__(path: PathLike, len?: number | null): Promise<void>;
}
/**
* Synchronous truncate(2) - Truncate a file to a specified length.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param len If not specified, defaults to `0`.
*/
export function truncateSync(path: PathLike, len?: number | null): void;
/**
* Asynchronous ftruncate(2) - Truncate a file to a specified length.
* @param fd A file descriptor.
* @param len If not specified, defaults to `0`.
*/
export function ftruncate(fd: number, len: number | undefined | null, callback: NoParamCallback): void;
/**
* Asynchronous ftruncate(2) - Truncate a file to a specified length.
* @param fd A file descriptor.
*/
export function ftruncate(fd: number, callback: NoParamCallback): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace ftruncate {
/**
* Asynchronous ftruncate(2) - Truncate a file to a specified length.
* @param fd A file descriptor.
* @param len If not specified, defaults to `0`.
*/
function __promisify__(fd: number, len?: number | null): Promise<void>;
}
/**
* Synchronous ftruncate(2) - Truncate a file to a specified length.
* @param fd A file descriptor.
* @param len If not specified, defaults to `0`.
*/
export function ftruncateSync(fd: number, len?: number | null): void;
/**
* Asynchronous chown(2) - Change ownership of a file.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
export function chown(path: PathLike, uid: number, gid: number, callback: NoParamCallback): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace chown {
/**
* Asynchronous chown(2) - Change ownership of a file.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
function __promisify__(path: PathLike, uid: number, gid: number): Promise<void>;
}
/**
* Synchronous chown(2) - Change ownership of a file.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
export function chownSync(path: PathLike, uid: number, gid: number): void;
/**
* Asynchronous fchown(2) - Change ownership of a file.
* @param fd A file descriptor.
*/
export function fchown(fd: number, uid: number, gid: number, callback: NoParamCallback): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace fchown {
/**
* Asynchronous fchown(2) - Change ownership of a file.
* @param fd A file descriptor.
*/
function __promisify__(fd: number, uid: number, gid: number): Promise<void>;
}
/**
* Synchronous fchown(2) - Change ownership of a file.
* @param fd A file descriptor.
*/
export function fchownSync(fd: number, uid: number, gid: number): void;
/**
* Asynchronous lchown(2) - Change ownership of a file. Does not dereference symbolic links.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
export function lchown(path: PathLike, uid: number, gid: number, callback: NoParamCallback): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace lchown {
/**
* Asynchronous lchown(2) - Change ownership of a file. Does not dereference symbolic links.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
function __promisify__(path: PathLike, uid: number, gid: number): Promise<void>;
}
/**
* Synchronous lchown(2) - Change ownership of a file. Does not dereference symbolic links.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
export function lchownSync(path: PathLike, uid: number, gid: number): void;
/**
* Changes the access and modification times of a file in the same way as `fs.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.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param atime The last access time. If a string is provided, it will be coerced to number.
* @param mtime The last modified time. If a string is provided, it will be coerced to number.
*/
export function lutimes(path: PathLike, atime: string | number | Date, mtime: string | number | Date, callback: NoParamCallback): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace lutimes {
/**
* 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.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param atime The last access time. If a string is provided, it will be coerced to number.
* @param mtime The last modified time. If a string is provided, it will be coerced to number.
*/
function __promisify__(path: PathLike, atime: string | number | Date, mtime: string | number | Date): Promise<void>;
}
/**
* Change the file system timestamps of the symbolic link referenced by `path`. Returns `undefined`,
* or throws an exception when parameters are incorrect or the operation fails.
* This is the synchronous version of `fs.lutimes()`.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param atime The last access time. If a string is provided, it will be coerced to number.
* @param mtime The last modified time. If a string is provided, it will be coerced to number.
*/
export function lutimesSync(path: PathLike, atime: string | number | Date, mtime: string | number | Date): void;
/**
* Asynchronous chmod(2) - Change permissions of a file.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param mode A file mode. If a string is passed, it is parsed as an octal integer.
*/
export function chmod(path: PathLike, mode: Mode, callback: NoParamCallback): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace chmod {
/**
* Asynchronous chmod(2) - Change permissions of a file.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param mode A file mode. If a string is passed, it is parsed as an octal integer.
*/
function __promisify__(path: PathLike, mode: Mode): Promise<void>;
}
/**
* Synchronous chmod(2) - Change permissions of a file.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param mode A file mode. If a string is passed, it is parsed as an octal integer.
*/
export function chmodSync(path: PathLike, mode: Mode): void;
/**
* Asynchronous fchmod(2) - Change permissions of a file.
* @param fd A file descriptor.
* @param mode A file mode. If a string is passed, it is parsed as an octal integer.
*/
export function fchmod(fd: number, mode: Mode, callback: NoParamCallback): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace fchmod {
/**
* Asynchronous fchmod(2) - Change permissions of a file.
* @param fd A file descriptor.
* @param mode A file mode. If a string is passed, it is parsed as an octal integer.
*/
function __promisify__(fd: number, mode: Mode): Promise<void>;
}
/**
* Synchronous fchmod(2) - Change permissions of a file.
* @param fd A file descriptor.
* @param mode A file mode. If a string is passed, it is parsed as an octal integer.
*/
export function fchmodSync(fd: number, mode: Mode): void;
/**
* Asynchronous lchmod(2) - Change permissions of a file. Does not dereference symbolic links.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param mode A file mode. If a string is passed, it is parsed as an octal integer.
*/
export function lchmod(path: PathLike, mode: Mode, callback: NoParamCallback): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace lchmod {
/**
* Asynchronous lchmod(2) - Change permissions of a file. Does not dereference symbolic links.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param mode A file mode. If a string is passed, it is parsed as an octal integer.
*/
function __promisify__(path: PathLike, mode: Mode): Promise<void>;
}
/**
* Synchronous lchmod(2) - Change permissions of a file. Does not dereference symbolic links.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param mode A file mode. If a string is passed, it is parsed as an octal integer.
*/
export function lchmodSync(path: PathLike, mode: Mode): void;
/**
* Asynchronous stat(2) - Get file status.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
export function stat(path: PathLike, callback: (err: NodeJS.ErrnoException | null, stats: Stats) => void): void;
export function stat(path: PathLike, options: StatOptions & { bigint?: false } | undefined, callback: (err: NodeJS.ErrnoException | null, stats: Stats) => void): void;
export function stat(path: PathLike, options: StatOptions & { bigint: true }, callback: (err: NodeJS.ErrnoException | null, stats: BigIntStats) => void): void;
export function stat(path: PathLike, options: StatOptions | undefined, callback: (err: NodeJS.ErrnoException | null, stats: Stats | BigIntStats) => void): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace stat {
/**
* Asynchronous stat(2) - Get file status.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
function __promisify__(path: PathLike, options?: StatOptions & { bigint?: false }): Promise<Stats>;
function __promisify__(path: PathLike, options: StatOptions & { bigint: true }): Promise<BigIntStats>;
function __promisify__(path: PathLike, options?: StatOptions): Promise<Stats | BigIntStats>;
}
export interface StatSyncFn<TDescriptor = PathLike> extends Function {
(path: TDescriptor, options?: undefined): Stats;
(path: TDescriptor, options?: StatOptions & { bigint?: false; throwIfNoEntry: false }): Stats | undefined;
(path: TDescriptor, options: StatOptions & { bigint: true; throwIfNoEntry: false }): BigIntStats | undefined;
(path: TDescriptor, options?: StatOptions & { bigint?: false }): Stats;
(path: TDescriptor, options: StatOptions & { bigint: true }): BigIntStats;
(path: TDescriptor, options: StatOptions & { bigint: boolean; throwIfNoEntry?: false }): Stats | BigIntStats;
(path: TDescriptor, options?: StatOptions): Stats | BigIntStats | undefined;
}
/**
* Synchronous stat(2) - Get file status.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
export const statSync: StatSyncFn;
/**
* Asynchronous fstat(2) - Get file status.
* @param fd A file descriptor.
*/
export function fstat(fd: number, callback: (err: NodeJS.ErrnoException | null, stats: Stats) => void): void;
export function fstat(fd: number, options: StatOptions & { bigint?: false } | undefined, callback: (err: NodeJS.ErrnoException | null, stats: Stats) => void): void;
export function fstat(fd: number, options: StatOptions & { bigint: true }, callback: (err: NodeJS.ErrnoException | null, stats: BigIntStats) => void): void;
export function fstat(fd: number, options: StatOptions | undefined, callback: (err: NodeJS.ErrnoException | null, stats: Stats | BigIntStats) => void): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace fstat {
/**
* Asynchronous fstat(2) - Get file status.
* @param fd A file descriptor.
*/
function __promisify__(fd: number, options?: StatOptions & { bigint?: false }): Promise<Stats>;
function __promisify__(fd: number, options: StatOptions & { bigint: true }): Promise<BigIntStats>;
function __promisify__(fd: number, options?: StatOptions): Promise<Stats | BigIntStats>;
}
/**
* Synchronous fstat(2) - Get file status.
* @param fd A file descriptor.
*/
export const fstatSync: StatSyncFn<number>;
/**
* Asynchronous lstat(2) - Get file status. Does not dereference symbolic links.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
export function lstat(path: PathLike, callback: (err: NodeJS.ErrnoException | null, stats: Stats) => void): void;
export function lstat(path: PathLike, options: StatOptions & { bigint?: false } | undefined, callback: (err: NodeJS.ErrnoException | null, stats: Stats) => void): void;
export function lstat(path: PathLike, options: StatOptions & { bigint: true }, callback: (err: NodeJS.ErrnoException | null, stats: BigIntStats) => void): void;
export function lstat(path: PathLike, options: StatOptions | undefined, callback: (err: NodeJS.ErrnoException | null, stats: Stats | BigIntStats) => void): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace lstat {
/**
* Asynchronous lstat(2) - Get file status. Does not dereference symbolic links.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
function __promisify__(path: PathLike, options?: StatOptions & { bigint?: false }): Promise<Stats>;
function __promisify__(path: PathLike, options: StatOptions & { bigint: true }): Promise<BigIntStats>;
function __promisify__(path: PathLike, options?: StatOptions): Promise<Stats | BigIntStats>;
}
/**
* Synchronous lstat(2) - Get file status. Does not dereference symbolic links.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
export const lstatSync: StatSyncFn;
/**
* Asynchronous link(2) - Create a new link (also known as a hard link) to an existing file.
* @param existingPath A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param newPath A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
export function link(existingPath: PathLike, newPath: PathLike, callback: NoParamCallback): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace link {
/**
* Asynchronous link(2) - Create a new link (also known as a hard link) to an existing file.
* @param existingPath A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param newPath A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
function __promisify__(existingPath: PathLike, newPath: PathLike): Promise<void>;
}
/**
* Synchronous link(2) - Create a new link (also known as a hard link) to an existing file.
* @param existingPath A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param newPath A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
export function linkSync(existingPath: PathLike, newPath: PathLike): void;
/**
* Asynchronous symlink(2) - Create a new symbolic link to an existing file.
* @param target A path to an existing file. If a URL is provided, it must use the `file:` protocol.
* @param path A path to the new symlink. If a URL is provided, it must use the `file:` protocol.
* @param type May be set to `'dir'`, `'file'`, or `'junction'` (default is `'file'`) and is only available on Windows (ignored on other platforms).
* When using `'junction'`, the `target` argument will automatically be normalized to an absolute path.
*/
export function symlink(target: PathLike, path: PathLike, type: symlink.Type | undefined | null, callback: NoParamCallback): void;
/**
* Asynchronous symlink(2) - Create a new symbolic link to an existing file.
* @param target A path to an existing file. If a URL is provided, it must use the `file:` protocol.
* @param path A path to the new symlink. If a URL is provided, it must use the `file:` protocol.
*/
export function symlink(target: PathLike, path: PathLike, callback: NoParamCallback): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace symlink {
/**
* Asynchronous symlink(2) - Create a new symbolic link to an existing file.
* @param target A path to an existing file. If a URL is provided, it must use the `file:` protocol.
* @param path A path to the new symlink. If a URL is provided, it must use the `file:` protocol.
* @param type May be set to `'dir'`, `'file'`, or `'junction'` (default is `'file'`) and is only available on Windows (ignored on other platforms).
* When using `'junction'`, the `target` argument will automatically be normalized to an absolute path.
*/
function __promisify__(target: PathLike, path: PathLike, type?: string | null): Promise<void>;
type Type = "dir" | "file" | "junction";
}
/**
* Synchronous symlink(2) - Create a new symbolic link to an existing file.
* @param target A path to an existing file. If a URL is provided, it must use the `file:` protocol.
* @param path A path to the new symlink. If a URL is provided, it must use the `file:` protocol.
* @param type May be set to `'dir'`, `'file'`, or `'junction'` (default is `'file'`) and is only available on Windows (ignored on other platforms).
* When using `'junction'`, the `target` argument will automatically be normalized to an absolute path.
*/
export function symlinkSync(target: PathLike, path: PathLike, type?: symlink.Type | null): void;
/**
* 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.
*/
export function readlink(
path: PathLike,
options: BaseEncodingOptions | BufferEncoding | undefined | null,
callback: (err: NodeJS.ErrnoException | null, linkString: string) => void
): void;
/**
* 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.
*/
export function readlink(path: PathLike, options: BufferEncodingOption, callback: (err: NodeJS.ErrnoException | null, linkString: Buffer) => void): void;
/**
* 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.
*/
export function readlink(path: PathLike, options: BaseEncodingOptions | string | undefined | null, callback: (err: NodeJS.ErrnoException | null, linkString: string | Buffer) => void): void;
/**
* 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.
*/
export function readlink(path: PathLike, callback: (err: NodeJS.ErrnoException | null, linkString: string) => void): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace readlink {
/**
* 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 __promisify__(path: PathLike, options?: BaseEncodingOptions | 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 __promisify__(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 __promisify__(path: PathLike, options?: BaseEncodingOptions | string | null): Promise<string | Buffer>;
}
/**
* Synchronous 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.
*/
export function readlinkSync(path: PathLike, options?: BaseEncodingOptions | BufferEncoding | null): string;
/**
* Synchronous 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.
*/
export function readlinkSync(path: PathLike, options: BufferEncodingOption): Buffer;
/**
* Synchronous 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.
*/
export function readlinkSync(path: PathLike, options?: BaseEncodingOptions | string | null): string | 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.
*/
export function realpath(
path: PathLike,
options: BaseEncodingOptions | BufferEncoding | undefined | null,
callback: (err: NodeJS.ErrnoException | null, resolvedPath: string) => void
): void;
/**
* 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.
*/
export function realpath(path: PathLike, options: BufferEncodingOption, callback: (err: NodeJS.ErrnoException | null, resolvedPath: Buffer) => void): void;
/**
* 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.
*/
export function realpath(path: PathLike, options: BaseEncodingOptions | string | undefined | null, callback: (err: NodeJS.ErrnoException | null, resolvedPath: string | Buffer) => void): void;
/**
* 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.
*/
export function realpath(path: PathLike, callback: (err: NodeJS.ErrnoException | null, resolvedPath: string) => void): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace realpath {
/**
* 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 __promisify__(path: PathLike, options?: BaseEncodingOptions | 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 __promisify__(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 __promisify__(path: PathLike, options?: BaseEncodingOptions | string | null): Promise<string | Buffer>;
function native(
path: PathLike,
options: BaseEncodingOptions | BufferEncoding | undefined | null,
callback: (err: NodeJS.ErrnoException | null, resolvedPath: string) => void
): void;
function native(path: PathLike, options: BufferEncodingOption, callback: (err: NodeJS.ErrnoException | null, resolvedPath: Buffer) => void): void;
function native(path: PathLike, options: BaseEncodingOptions | string | undefined | null, callback: (err: NodeJS.ErrnoException | null, resolvedPath: string | Buffer) => void): void;
function native(path: PathLike, callback: (err: NodeJS.ErrnoException | null, resolvedPath: string) => void): void;
}
/**
* Synchronous 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.
*/
export function realpathSync(path: PathLike, options?: BaseEncodingOptions | BufferEncoding | null): string;
/**
* Synchronous 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.
*/
export function realpathSync(path: PathLike, options: BufferEncodingOption): Buffer;
/**
* Synchronous 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.
*/
export function realpathSync(path: PathLike, options?: BaseEncodingOptions | string | null): string | Buffer;
export namespace realpathSync {
function native(path: PathLike, options?: BaseEncodingOptions | BufferEncoding | null): string;
function native(path: PathLike, options: BufferEncodingOption): Buffer;
function native(path: PathLike, options?: BaseEncodingOptions | string | null): string | Buffer;
}
/**
* Asynchronous unlink(2) - delete a name and possibly the file it refers to.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
export function unlink(path: PathLike, callback: NoParamCallback): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace unlink {
/**
* Asynchronous unlink(2) - delete a name and possibly the file it refers to.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
function __promisify__(path: PathLike): Promise<void>;
}
/**
* Synchronous unlink(2) - delete a name and possibly the file it refers to.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
export function unlinkSync(path: PathLike): void;
export interface RmDirOptions {
/**
* If an `EBUSY`, `EMFILE`, `ENFILE`, `ENOTEMPTY`, or
* `EPERM` error is encountered, Node.js will retry the operation with a linear
* backoff wait of `retryDelay` ms longer on each try. This option represents the
* number of retries. This option is ignored if the `recursive` option is not
* `true`.
* @default 0
*/
maxRetries?: number;
/**
* @deprecated since v14.14.0 In future versions of Node.js,
* `fs.rmdir(path, { recursive: true })` will throw if `path` does not exist or is a file.
* Use `fs.rm(path, { recursive: true, force: true })` instead.
*
* If `true`, perform a recursive directory removal. In
* recursive mode, errors are not reported if `path` does not exist, and
* operations are retried on failure.
* @default false
*/
recursive?: boolean;
/**
* The amount of time in milliseconds to wait between retries.
* This option is ignored if the `recursive` option is not `true`.
* @default 100
*/
retryDelay?: number;
}
/**
* Asynchronous rmdir(2) - delete a directory.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
export function rmdir(path: PathLike, callback: NoParamCallback): void;
export function rmdir(path: PathLike, options: RmDirOptions, callback: NoParamCallback): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace rmdir {
/**
* Asynchronous rmdir(2) - delete a directory.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
function __promisify__(path: PathLike, options?: RmDirOptions): Promise<void>;
}
/**
* Synchronous rmdir(2) - delete a directory.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
export function rmdirSync(path: PathLike, options?: RmDirOptions): void;
export interface RmOptions {
/**
* When `true`, exceptions will be ignored if `path` does not exist.
* @default false
*/
force?: boolean;
/**
* If an `EBUSY`, `EMFILE`, `ENFILE`, `ENOTEMPTY`, or
* `EPERM` error is encountered, Node.js will retry the operation with a linear
* backoff wait of `retryDelay` ms longer on each try. This option represents the
* number of retries. This option is ignored if the `recursive` option is not
* `true`.
* @default 0
*/
maxRetries?: number;
/**
* If `true`, perform a recursive directory removal. In
* recursive mode, errors are not reported if `path` does not exist, and
* operations are retried on failure.
* @default false
*/
recursive?: boolean;
/**
* The amount of time in milliseconds to wait between retries.
* This option is ignored if the `recursive` option is not `true`.
* @default 100
*/
retryDelay?: number;
}
/**
* Asynchronously removes files and directories (modeled on the standard POSIX `rm` utility).
*/
export function rm(path: PathLike, callback: NoParamCallback): void;
export function rm(path: PathLike, options: RmOptions, callback: NoParamCallback): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace rm {
/**
* Asynchronously removes files and directories (modeled on the standard POSIX `rm` utility).
*/
function __promisify__(path: PathLike, options?: RmOptions): Promise<void>;
}
/**
* Synchronously removes files and directories (modeled on the standard POSIX `rm` utility).
*/
export function rmSync(path: PathLike, options?: RmOptions): void;
export interface MakeDirectoryOptions {
/**
* Indicates whether parent folders should be created.
* If a folder was created, the path to the first created folder will be returned.
* @default false
*/
recursive?: boolean;
/**
* A file mode. If a string is passed, it is parsed as an octal integer. If not specified
* @default 0o777
*/
mode?: Mode;
}
/**
* 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`.
*/
export function mkdir(path: PathLike, options: MakeDirectoryOptions & { recursive: true }, callback: (err: NodeJS.ErrnoException | null, path?: string) => void): 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`.
*/
export function mkdir(path: PathLike, options: Mode | (MakeDirectoryOptions & { recursive?: false; }) | null | undefined, callback: NoParamCallback): 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`.
*/
export function mkdir(path: PathLike, options: Mode | MakeDirectoryOptions | null | undefined, callback: (err: NodeJS.ErrnoException | null, path?: string) => void): void;
/**
* Asynchronous mkdir(2) - create a directory with a mode of `0o777`.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
export function mkdir(path: PathLike, callback: NoParamCallback): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace mkdir {
/**
* 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 __promisify__(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 __promisify__(path: PathLike, options?: Mode | (MakeDirectoryOptions & { recursive?: false; }) | 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 __promisify__(path: PathLike, options?: Mode | MakeDirectoryOptions | null): Promise<string | undefined>;
}
/**
* Synchronous 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`.
*/
export function mkdirSync(path: PathLike, options: MakeDirectoryOptions & { recursive: true; }): string | undefined;
/**
* Synchronous 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`.
*/
export function mkdirSync(path: PathLike, options?: Mode | (MakeDirectoryOptions & { recursive?: false; }) | null): void;
/**
* Synchronous 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`.
*/
export function mkdirSync(path: PathLike, options?: Mode | MakeDirectoryOptions | null): string | undefined;
/**
* 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.
*/
export function mkdtemp(prefix: string, options: BaseEncodingOptions | BufferEncoding | undefined | null, callback: (err: NodeJS.ErrnoException | null, folder: string) => void): void;
/**
* 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.
*/
export function mkdtemp(prefix: string, options: "buffer" | { encoding: "buffer" }, callback: (err: NodeJS.ErrnoException | null, folder: Buffer) => void): void;
/**
* 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.
*/
export function mkdtemp(prefix: string, options: BaseEncodingOptions | string | undefined | null, callback: (err: NodeJS.ErrnoException | null, folder: string | Buffer) => void): void;
/**
* Asynchronously creates a unique temporary directory.
* Generates six random characters to be appended behind a required prefix to create a unique temporary directory.
*/
export function mkdtemp(prefix: string, callback: (err: NodeJS.ErrnoException | null, folder: string) => void): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace mkdtemp {
/**
* 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 __promisify__(prefix: string, options?: BaseEncodingOptions | 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 __promisify__(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 __promisify__(prefix: string, options?: BaseEncodingOptions | string | null): Promise<string | Buffer>;
}
/**
* Synchronously 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.
*/
export function mkdtempSync(prefix: string, options?: BaseEncodingOptions | BufferEncoding | null): string;
/**
* Synchronously 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.
*/
export function mkdtempSync(prefix: string, options: BufferEncodingOption): Buffer;
/**
* Synchronously 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.
*/
export function mkdtempSync(prefix: string, options?: BaseEncodingOptions | string | null): 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 The encoding (or an object specifying the encoding), used as the encoding of the result. If not provided, `'utf8'` is used.
*/
export function readdir(
path: PathLike,
options: { encoding: BufferEncoding | null; withFileTypes?: false } | BufferEncoding | undefined | null,
callback: (err: NodeJS.ErrnoException | null, files: string[]) => void,
): void;
/**
* 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.
*/
export function readdir(path: PathLike, options: { encoding: "buffer"; withFileTypes?: false } | "buffer", callback: (err: NodeJS.ErrnoException | null, files: Buffer[]) => void): void;
/**
* 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.
*/
export function readdir(
path: PathLike,
options: BaseEncodingOptions & { withFileTypes?: false } | BufferEncoding | undefined | null,
callback: (err: NodeJS.ErrnoException | null, files: string[] | Buffer[]) => void,
): void;
/**
* Asynchronous readdir(3) - read a directory.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
export function readdir(path: PathLike, callback: (err: NodeJS.ErrnoException | null, files: string[]) => void): void;
/**
* 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.
*/
export function readdir(path: PathLike, options: BaseEncodingOptions & { withFileTypes: true }, callback: (err: NodeJS.ErrnoException | null, files: Dirent[]) => void): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace readdir {
/**
* 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 __promisify__(path: PathLike, options?: { encoding: BufferEncoding | null; withFileTypes?: false } | 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 __promisify__(path: PathLike, options: "buffer" | { encoding: "buffer"; withFileTypes?: false }): 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 __promisify__(path: PathLike, options?: BaseEncodingOptions & { withFileTypes?: false } | 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 __promisify__(path: PathLike, options: BaseEncodingOptions & { withFileTypes: true }): Promise<Dirent[]>;
}
/**
* Synchronous 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.
*/
export function readdirSync(path: PathLike, options?: { encoding: BufferEncoding | null; withFileTypes?: false } | BufferEncoding | null): string[];
/**
* Synchronous 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.
*/
export function readdirSync(path: PathLike, options: { encoding: "buffer"; withFileTypes?: false } | "buffer"): Buffer[];
/**
* Synchronous 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.
*/
export function readdirSync(path: PathLike, options?: BaseEncodingOptions & { withFileTypes?: false } | BufferEncoding | null): string[] | Buffer[];
/**
* Synchronous 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.
*/
export function readdirSync(path: PathLike, options: BaseEncodingOptions & { withFileTypes: true }): Dirent[];
/**
* Asynchronous close(2) - close a file descriptor.
* @param fd A file descriptor.
*/
export function close(fd: number, callback?: NoParamCallback): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace close {
/**
* Asynchronous close(2) - close a file descriptor.
* @param fd A file descriptor.
*/
function __promisify__(fd: number): Promise<void>;
}
/**
* Synchronous close(2) - close a file descriptor.
* @param fd A file descriptor.
*/
export function closeSync(fd: number): void;
/**
* Asynchronous open(2) - open and possibly create a file.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param mode A file mode. If a string is passed, it is parsed as an octal integer. If not supplied, defaults to `0o666`.
*/
export function open(path: PathLike, flags: OpenMode, mode: Mode | undefined | null, callback: (err: NodeJS.ErrnoException | null, fd: number) => void): void;
/**
* Asynchronous open(2) - open and possibly create a file. If the file is created, its mode will be `0o666`.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
export function open(path: PathLike, flags: OpenMode, callback: (err: NodeJS.ErrnoException | null, fd: number) => void): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace open {
/**
* Asynchronous open(2) - open and possibly create a file.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param mode A file mode. If a string is passed, it is parsed as an octal integer. If not supplied, defaults to `0o666`.
*/
function __promisify__(path: PathLike, flags: OpenMode, mode?: Mode | null): Promise<number>;
}
/**
* Synchronous open(2) - open and possibly create a file, returning a file descriptor..
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param mode A file mode. If a string is passed, it is parsed as an octal integer. If not supplied, defaults to `0o666`.
*/
export function openSync(path: PathLike, flags: OpenMode, mode?: Mode | null): number;
/**
* Asynchronously change file timestamps of the file referenced by the supplied path.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param atime The last access time. If a string is provided, it will be coerced to number.
* @param mtime The last modified time. If a string is provided, it will be coerced to number.
*/
export function utimes(path: PathLike, atime: string | number | Date, mtime: string | number | Date, callback: NoParamCallback): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace utimes {
/**
* Asynchronously change file timestamps of the file referenced by the supplied path.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param atime The last access time. If a string is provided, it will be coerced to number.
* @param mtime The last modified time. If a string is provided, it will be coerced to number.
*/
function __promisify__(path: PathLike, atime: string | number | Date, mtime: string | number | Date): Promise<void>;
}
/**
* Synchronously change file timestamps of the file referenced by the supplied path.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param atime The last access time. If a string is provided, it will be coerced to number.
* @param mtime The last modified time. If a string is provided, it will be coerced to number.
*/
export function utimesSync(path: PathLike, atime: string | number | Date, mtime: string | number | Date): void;
/**
* Asynchronously change file timestamps of the file referenced by the supplied file descriptor.
* @param fd A file descriptor.
* @param atime The last access time. If a string is provided, it will be coerced to number.
* @param mtime The last modified time. If a string is provided, it will be coerced to number.
*/
export function futimes(fd: number, atime: string | number | Date, mtime: string | number | Date, callback: NoParamCallback): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace futimes {
/**
* Asynchronously change file timestamps of the file referenced by the supplied file descriptor.
* @param fd A file descriptor.
* @param atime The last access time. If a string is provided, it will be coerced to number.
* @param mtime The last modified time. If a string is provided, it will be coerced to number.
*/
function __promisify__(fd: number, atime: string | number | Date, mtime: string | number | Date): Promise<void>;
}
/**
* Synchronously change file timestamps of the file referenced by the supplied file descriptor.
* @param fd A file descriptor.
* @param atime The last access time. If a string is provided, it will be coerced to number.
* @param mtime The last modified time. If a string is provided, it will be coerced to number.
*/
export function futimesSync(fd: number, atime: string | number | Date, mtime: string | number | Date): void;
/**
* Asynchronous fsync(2) - synchronize a file's in-core state with the underlying storage device.
* @param fd A file descriptor.
*/
export function fsync(fd: number, callback: NoParamCallback): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace fsync {
/**
* Asynchronous fsync(2) - synchronize a file's in-core state with the underlying storage device.
* @param fd A file descriptor.
*/
function __promisify__(fd: number): Promise<void>;
}
/**
* Synchronous fsync(2) - synchronize a file's in-core state with the underlying storage device.
* @param fd A file descriptor.
*/
export function fsyncSync(fd: number): void;
/**
* Asynchronously writes `buffer` to the file referenced by the supplied file descriptor.
* @param fd A file descriptor.
* @param offset The part of the buffer to be written. If not supplied, defaults to `0`.
* @param length The number of bytes to write. If not supplied, defaults to `buffer.length - offset`.
* @param position The offset from the beginning of the file where this data should be written. If not supplied, defaults to the current position.
*/
export function write<TBuffer extends NodeJS.ArrayBufferView>(
fd: number,
buffer: TBuffer,
offset: number | undefined | null,
length: number | undefined | null,
position: number | undefined | null,
callback: (err: NodeJS.ErrnoException | null, written: number, buffer: TBuffer) => void,
): void;
/**
* Asynchronously writes `buffer` to the file referenced by the supplied file descriptor.
* @param fd A file descriptor.
* @param offset The part of the buffer to be written. If not supplied, defaults to `0`.
* @param length The number of bytes to write. If not supplied, defaults to `buffer.length - offset`.
*/
export function write<TBuffer extends NodeJS.ArrayBufferView>(
fd: number,
buffer: TBuffer,
offset: number | undefined | null,
length: number | undefined | null,
callback: (err: NodeJS.ErrnoException | null, written: number, buffer: TBuffer) => void,
): void;
/**
* Asynchronously writes `buffer` to the file referenced by the supplied file descriptor.
* @param fd A file descriptor.
* @param offset The part of the buffer to be written. If not supplied, defaults to `0`.
*/
export function write<TBuffer extends NodeJS.ArrayBufferView>(
fd: number,
buffer: TBuffer,
offset: number | undefined | null,
callback: (err: NodeJS.ErrnoException | null, written: number, buffer: TBuffer) => void
): void;
/**
* Asynchronously writes `buffer` to the file referenced by the supplied file descriptor.
* @param fd A file descriptor.
*/
export function write<TBuffer extends NodeJS.ArrayBufferView>(fd: number, buffer: TBuffer, callback: (err: NodeJS.ErrnoException | null, written: number, buffer: TBuffer) => void): void;
/**
* Asynchronously writes `string` to the file referenced by the supplied file descriptor.
* @param fd A file descriptor.
* @param string A string to write.
* @param position The offset from the beginning of the file where this data should be written. If not supplied, defaults to the current position.
* @param encoding The expected string encoding.
*/
export function write(
fd: number,
string: string,
position: number | undefined | null,
encoding: BufferEncoding | undefined | null,
callback: (err: NodeJS.ErrnoException | null, written: number, str: string) => void,
): void;
/**
* Asynchronously writes `string` to the file referenced by the supplied file descriptor.
* @param fd A file descriptor.
* @param string A string to write.
* @param position The offset from the beginning of the file where this data should be written. If not supplied, defaults to the current position.
*/
export function write(fd: number, string: string, position: number | undefined | null, callback: (err: NodeJS.ErrnoException | null, written: number, str: string) => void): void;
/**
* Asynchronously writes `string` to the file referenced by the supplied file descriptor.
* @param fd A file descriptor.
* @param string A string to write.
*/
export function write(fd: number, string: string, callback: (err: NodeJS.ErrnoException | null, written: number, str: string) => void): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace write {
/**
* Asynchronously writes `buffer` to the file referenced by the supplied file descriptor.
* @param fd A file descriptor.
* @param offset The part of the buffer to be written. If not supplied, defaults to `0`.
* @param length The number of bytes to write. If not supplied, defaults to `buffer.length - offset`.
* @param position The offset from the beginning of the file where this data should be written. If not supplied, defaults to the current position.
*/
function __promisify__<TBuffer extends NodeJS.ArrayBufferView>(
fd: number,
buffer?: TBuffer,
offset?: number,
length?: number,
position?: number | null,
): Promise<{ bytesWritten: number, buffer: TBuffer }>;
/**
* Asynchronously writes `string` to the file referenced by the supplied file descriptor.
* @param fd A file descriptor.
* @param string A string to write.
* @param position The offset from the beginning of the file where this data should be written. If not supplied, defaults to the current position.
* @param encoding The expected string encoding.
*/
function __promisify__(fd: number, string: string, position?: number | null, encoding?: BufferEncoding | null): Promise<{ bytesWritten: number, buffer: string }>;
}
/**
* Synchronously writes `buffer` to the file referenced by the supplied file descriptor, returning the number of bytes written.
* @param fd A file descriptor.
* @param offset The part of the buffer to be written. If not supplied, defaults to `0`.
* @param length The number of bytes to write. If not supplied, defaults to `buffer.length - offset`.
* @param position The offset from the beginning of the file where this data should be written. If not supplied, defaults to the current position.
*/
export function writeSync(fd: number, buffer: NodeJS.ArrayBufferView, offset?: number | null, length?: number | null, position?: number | null): number;
/**
* Synchronously writes `string` to the file referenced by the supplied file descriptor, returning the number of bytes written.
* @param fd A file descriptor.
* @param string A string to write.
* @param position The offset from the beginning of the file where this data should be written. If not supplied, defaults to the current position.
* @param encoding The expected string encoding.
*/
export function writeSync(fd: number, string: string, position?: number | null, encoding?: BufferEncoding | null): number;
export type ReadPosition = number | bigint;
/**
* Asynchronously reads data from the file referenced by the supplied file descriptor.
* @param fd A file descriptor.
* @param buffer The buffer that the data will be written to.
* @param offset The offset in the buffer at which to start writing.
* @param length The number of bytes to read.
* @param position The offset from the beginning of the file from which data should be read. If `null`, data will be read from the current position.
*/
export function read<TBuffer extends NodeJS.ArrayBufferView>(
fd: number,
buffer: TBuffer,
offset: number,
length: number,
position: ReadPosition | null,
callback: (err: NodeJS.ErrnoException | null, bytesRead: number, buffer: TBuffer) => void,
): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace read {
/**
* @param fd A file descriptor.
* @param buffer The buffer that the data will be written to.
* @param offset The offset in the buffer at which to start writing.
* @param length The number of bytes to read.
* @param position The offset from the beginning of the file from which data should be read. If `null`, data will be read from the current position.
*/
function __promisify__<TBuffer extends NodeJS.ArrayBufferView>(
fd: number,
buffer: TBuffer,
offset: number,
length: number,
position: number | null
): Promise<{ bytesRead: number, buffer: TBuffer }>;
}
export interface ReadSyncOptions {
/**
* @default 0
*/
offset?: number;
/**
* @default `length of buffer`
*/
length?: number;
/**
* @default null
*/
position?: ReadPosition | null;
}
/**
* Synchronously reads data from the file referenced by the supplied file descriptor, returning the number of bytes read.
* @param fd A file descriptor.
* @param buffer The buffer that the data will be written to.
* @param offset The offset in the buffer at which to start writing.
* @param length The number of bytes to read.
* @param position The offset from the beginning of the file from which data should be read. If `null`, data will be read from the current position.
*/
export function readSync(fd: number, buffer: NodeJS.ArrayBufferView, offset: number, length: number, position: ReadPosition | null): number;
/**
* Similar to the above `fs.readSync` function, this version takes an optional `options` object.
* If no `options` object is specified, it will default with the above values.
*/
export function readSync(fd: number, buffer: NodeJS.ArrayBufferView, opts?: ReadSyncOptions): number;
/**
* 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 file descriptor 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'`.
*/
export function readFile(
path: PathLike | number,
options: { encoding?: null; flag?: string; } & Abortable | undefined | null,
callback: (err: NodeJS.ErrnoException | null, data: Buffer) => void,
): void;
/**
* 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 file descriptor is provided, the underlying file will _not_ be closed automatically.
* @param options Either the encoding for the result, or an object that contains the encoding and an optional flag.
* If a flag is not provided, it defaults to `'r'`.
*/
export function readFile(
path: PathLike | number,
options: { encoding: BufferEncoding; flag?: string; } & Abortable | string,
callback: (err: NodeJS.ErrnoException | null, data: string) => void,
): void;
/**
* 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 file descriptor is provided, the underlying file will _not_ be closed automatically.
* @param options Either the encoding for the result, or an object that contains the encoding and an optional flag.
* If a flag is not provided, it defaults to `'r'`.
*/
export function readFile(
path: PathLike | number,
// TODO: unify the options across all readfile functions
options: BaseEncodingOptions & { flag?: string; } & Abortable | string | undefined | null,
callback: (err: NodeJS.ErrnoException | null, data: string | Buffer) => void,
): void;
/**
* 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 file descriptor is provided, the underlying file will _not_ be closed automatically.
*/
export function readFile(path: PathLike | number, callback: (err: NodeJS.ErrnoException | null, data: Buffer) => void): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace readFile {
/**
* 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 file descriptor 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 __promisify__(path: PathLike | number, options?: { encoding?: null; flag?: string; } | 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.
* URL support is _experimental_.
* If a file descriptor is provided, the underlying file will _not_ be closed automatically.
* @param options Either the encoding for the result, or an object that contains the encoding and an optional flag.
* If a flag is not provided, it defaults to `'r'`.
*/
function __promisify__(path: PathLike | number, options: { encoding: BufferEncoding; flag?: string; } | string): 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.
* URL support is _experimental_.
* If a file descriptor is provided, the underlying file will _not_ be closed automatically.
* @param options Either the encoding for the result, or an object that contains the encoding and an optional flag.
* If a flag is not provided, it defaults to `'r'`.
*/
function __promisify__(path: PathLike | number, options?: BaseEncodingOptions & { flag?: string; } | string | null): Promise<string | Buffer>;
}
/**
* Synchronously 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 file descriptor 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'`.
*/
export function readFileSync(path: PathLike | number, options?: { encoding?: null; flag?: string; } | null): Buffer;
/**
* Synchronously 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 file descriptor is provided, the underlying file will _not_ be closed automatically.
* @param options Either the encoding for the result, or an object that contains the encoding and an optional flag.
* If a flag is not provided, it defaults to `'r'`.
*/
export function readFileSync(path: PathLike | number, options: { encoding: BufferEncoding; flag?: string; } | BufferEncoding): string;
/**
* Synchronously 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 file descriptor is provided, the underlying file will _not_ be closed automatically.
* @param options Either the encoding for the result, or an object that contains the encoding and an optional flag.
* If a flag is not provided, it defaults to `'r'`.
*/
export function readFileSync(path: PathLike | number, options?: BaseEncodingOptions & { flag?: string; } | BufferEncoding | null): string | Buffer;
export type WriteFileOptions = (BaseEncodingOptions & Abortable & { mode?: Mode; flag?: string; }) | string | null;
/**
* Asynchronously writes data to a file, replacing the file if it already exists.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* If a file descriptor is provided, the underlying file will _not_ be closed automatically.
* @param data The data to write. If something other than a Buffer or Uint8Array is provided, the value is coerced to a string.
* @param options Either the encoding for the file, or an object optionally specifying the encoding, file mode, and flag.
* If `encoding` is not supplied, the default of `'utf8'` is used.
* If `mode` is not supplied, the default of `0o666` is used.
* If `mode` is a string, it is parsed as an octal integer.
* If `flag` is not supplied, the default of `'w'` is used.
*/
export function writeFile(path: PathLike | number, data: string | NodeJS.ArrayBufferView, options: WriteFileOptions, callback: NoParamCallback): void;
/**
* Asynchronously writes data to a file, replacing the file if it already exists.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* If a file descriptor is provided, the underlying file will _not_ be closed automatically.
* @param data The data to write. If something other than a Buffer or Uint8Array is provided, the value is coerced to a string.
*/
export function writeFile(path: PathLike | number, data: string | NodeJS.ArrayBufferView, callback: NoParamCallback): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace writeFile {
/**
* Asynchronously writes data to a file, replacing the file if it already exists.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* URL support is _experimental_.
* If a file descriptor is provided, the underlying file will _not_ be closed automatically.
* @param data The data to write. If something other than a Buffer or Uint8Array is provided, the value is coerced to a string.
* @param options Either the encoding for the file, or an object optionally specifying the encoding, file mode, and flag.
* If `encoding` is not supplied, the default of `'utf8'` is used.
* If `mode` is not supplied, the default of `0o666` is used.
* If `mode` is a string, it is parsed as an octal integer.
* If `flag` is not supplied, the default of `'w'` is used.
*/
function __promisify__(path: PathLike | number, data: string | NodeJS.ArrayBufferView, options?: WriteFileOptions): Promise<void>;
}
/**
* Synchronously writes data to a file, replacing the file if it already exists.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* If a file descriptor is provided, the underlying file will _not_ be closed automatically.
* @param data The data to write. If something other than a Buffer or Uint8Array is provided, the value is coerced to a string.
* @param options Either the encoding for the file, or an object optionally specifying the encoding, file mode, and flag.
* If `encoding` is not supplied, the default of `'utf8'` is used.
* If `mode` is not supplied, the default of `0o666` is used.
* If `mode` is a string, it is parsed as an octal integer.
* If `flag` is not supplied, the default of `'w'` is used.
*/
export function writeFileSync(path: PathLike | number, data: string | NodeJS.ArrayBufferView, options?: WriteFileOptions): void;
/**
* Asynchronously append data to a file, creating the file if it does not exist.
* @param file A path to a file. If a URL is provided, it must use the `file:` protocol.
* If a file descriptor is provided, the underlying file will _not_ be closed automatically.
* @param data The data to write. If something other than a Buffer or Uint8Array is provided, the value is coerced to a string.
* @param options Either the encoding for the file, or an object optionally specifying the encoding, file mode, and flag.
* If `encoding` is not supplied, the default of `'utf8'` is used.
* If `mode` is not supplied, the default of `0o666` is used.
* If `mode` is a string, it is parsed as an octal integer.
* If `flag` is not supplied, the default of `'a'` is used.
*/
export function appendFile(file: PathLike | number, data: string | Uint8Array, options: WriteFileOptions, callback: NoParamCallback): void;
/**
* Asynchronously append data to a file, creating the file if it does not exist.
* @param file A path to a file. If a URL is provided, it must use the `file:` protocol.
* If a file descriptor is provided, the underlying file will _not_ be closed automatically.
* @param data The data to write. If something other than a Buffer or Uint8Array is provided, the value is coerced to a string.
*/
export function appendFile(file: PathLike | number, data: string | Uint8Array, callback: NoParamCallback): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace appendFile {
/**
* Asynchronously append data to a file, creating the file if it does not exist.
* @param file A path to a file. If a URL is provided, it must use the `file:` protocol.
* URL support is _experimental_.
* If a file descriptor is provided, the underlying file will _not_ be closed automatically.
* @param data The data to write. If something other than a Buffer or Uint8Array is provided, the value is coerced to a string.
* @param options Either the encoding for the file, or an object optionally specifying the encoding, file mode, and flag.
* If `encoding` is not supplied, the default of `'utf8'` is used.
* If `mode` is not supplied, the default of `0o666` is used.
* If `mode` is a string, it is parsed as an octal integer.
* If `flag` is not supplied, the default of `'a'` is used.
*/
function __promisify__(file: PathLike | number, data: string | Uint8Array, options?: WriteFileOptions): Promise<void>;
}
/**
* Synchronously append data to a file, creating the file if it does not exist.
* @param file A path to a file. If a URL is provided, it must use the `file:` protocol.
* If a file descriptor is provided, the underlying file will _not_ be closed automatically.
* @param data The data to write. If something other than a Buffer or Uint8Array is provided, the value is coerced to a string.
* @param options Either the encoding for the file, or an object optionally specifying the encoding, file mode, and flag.
* If `encoding` is not supplied, the default of `'utf8'` is used.
* If `mode` is not supplied, the default of `0o666` is used.
* If `mode` is a string, it is parsed as an octal integer.
* If `flag` is not supplied, the default of `'a'` is used.
*/
export function appendFileSync(file: PathLike | number, data: string | Uint8Array, options?: WriteFileOptions): void;
/**
* Watch for changes on `filename`. The callback `listener` will be called each time the file is accessed.
*/
export function watchFile(filename: PathLike, options: { persistent?: boolean; interval?: number; } | undefined, listener: (curr: Stats, prev: Stats) => void): void;
/**
* Watch for changes on `filename`. The callback `listener` will be called each time the file is accessed.
* @param filename A path to a file or directory. If a URL is provided, it must use the `file:` protocol.
*/
export function watchFile(filename: PathLike, listener: (curr: Stats, prev: Stats) => void): void;
/**
* Stop watching for changes on `filename`.
* @param filename A path to a file or directory. If a URL is provided, it must use the `file:` protocol.
*/
export function unwatchFile(filename: PathLike, listener?: (curr: Stats, prev: Stats) => void): void;
export interface WatchOptions extends Abortable {
encoding?: BufferEncoding | "buffer";
persistent?: boolean;
recursive?: boolean;
}
export type WatchListener<T> = (event: "rename" | "change", filename: T) => void;
/**
* 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.
*/
export function watch(filename: PathLike, options: WatchOptions & { encoding: "buffer" } | "buffer", listener?: WatchListener<Buffer>): FSWatcher;
/**
* 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.
*/
export function watch(
filename: PathLike,
options?: WatchOptions | BufferEncoding | null,
listener?: WatchListener<string>,
): FSWatcher;
/**
* 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.
*/
export function watch(filename: PathLike, options: WatchOptions | string, listener?: WatchListener<string | Buffer>): FSWatcher;
/**
* 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.
*/
export function watch(filename: PathLike, listener?: WatchListener<string>): FSWatcher;
/**
* Asynchronously tests whether or not the given path exists by checking with the file system.
* @deprecated since v1.0.0 Use `fs.stat()` or `fs.access()` instead
* @param path A path to a file or directory. If a URL is provided, it must use the `file:` protocol.
*/
export function exists(path: PathLike, callback: (exists: boolean) => void): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace exists {
/**
* @param path A path to a file or directory. If a URL is provided, it must use the `file:` protocol.
* URL support is _experimental_.
*/
function __promisify__(path: PathLike): Promise<boolean>;
}
/**
* Synchronously tests whether or not the given path exists by checking with the file system.
* @param path A path to a file or directory. If a URL is provided, it must use the `file:` protocol.
*/
export function existsSync(path: PathLike): boolean;
export namespace constants {
// File Access Constants
/** Constant for fs.access(). File is visible to the calling process. */
const F_OK: number;
/** Constant for fs.access(). File can be read by the calling process. */
const R_OK: number;
/** Constant for fs.access(). File can be written by the calling process. */
const W_OK: number;
/** Constant for fs.access(). File can be executed by the calling process. */
const X_OK: number;
// File Copy Constants
/** Constant for fs.copyFile. Flag indicating the destination file should not be overwritten if it already exists. */
const COPYFILE_EXCL: number;
/**
* Constant for fs.copyFile. copy operation will attempt to create a copy-on-write reflink.
* If the underlying platform does not support copy-on-write, then a fallback copy mechanism is used.
*/
const COPYFILE_FICLONE: number;
/**
* Constant for fs.copyFile. Copy operation will attempt to create a copy-on-write reflink.
* If the underlying platform does not support copy-on-write, then the operation will fail with an error.
*/
const COPYFILE_FICLONE_FORCE: number;
// File Open Constants
/** Constant for fs.open(). Flag indicating to open a file for read-only access. */
const O_RDONLY: number;
/** Constant for fs.open(). Flag indicating to open a file for write-only access. */
const O_WRONLY: number;
/** Constant for fs.open(). Flag indicating to open a file for read-write access. */
const O_RDWR: number;
/** Constant for fs.open(). Flag indicating to create the file if it does not already exist. */
const O_CREAT: number;
/** Constant for fs.open(). Flag indicating that opening a file should fail if the O_CREAT flag is set and the file already exists. */
const O_EXCL: number;
/**
* Constant for fs.open(). Flag indicating that if path identifies a terminal device,
* opening the path shall not cause that terminal to become the controlling terminal for the process
* (if the process does not already have one).
*/
const O_NOCTTY: number;
/** Constant for fs.open(). Flag indicating that if the file exists and is a regular file, and the file is opened successfully for write access, its length shall be truncated to zero. */
const O_TRUNC: number;
/** Constant for fs.open(). Flag indicating that data will be appended to the end of the file. */
const O_APPEND: number;
/** Constant for fs.open(). Flag indicating that the open should fail if the path is not a directory. */
const O_DIRECTORY: number;
/**
* constant for fs.open().
* Flag indicating reading accesses to the file system will no longer result in
* an update to the atime information associated with the file.
* This flag is available on Linux operating systems only.
*/
const O_NOATIME: number;
/** Constant for fs.open(). Flag indicating that the open should fail if the path is a symbolic link. */
const O_NOFOLLOW: number;
/** Constant for fs.open(). Flag indicating that the file is opened for synchronous I/O. */
const O_SYNC: number;
/** Constant for fs.open(). Flag indicating that the file is opened for synchronous I/O with write operations waiting for data integrity. */
const O_DSYNC: number;
/** Constant for fs.open(). Flag indicating to open the symbolic link itself rather than the resource it is pointing to. */
const O_SYMLINK: number;
/** Constant for fs.open(). When set, an attempt will be made to minimize caching effects of file I/O. */
const O_DIRECT: number;
/** Constant for fs.open(). Flag indicating to open the file in nonblocking mode when possible. */
const O_NONBLOCK: number;
// File Type Constants
/** Constant for fs.Stats mode property for determining a file's type. Bit mask used to extract the file type code. */
const S_IFMT: number;
/** Constant for fs.Stats mode property for determining a file's type. File type constant for a regular file. */
const S_IFREG: number;
/** Constant for fs.Stats mode property for determining a file's type. File type constant for a directory. */
const S_IFDIR: number;
/** Constant for fs.Stats mode property for determining a file's type. File type constant for a character-oriented device file. */
const S_IFCHR: number;
/** Constant for fs.Stats mode property for determining a file's type. File type constant for a block-oriented device file. */
const S_IFBLK: number;
/** Constant for fs.Stats mode property for determining a file's type. File type constant for a FIFO/pipe. */
const S_IFIFO: number;
/** Constant for fs.Stats mode property for determining a file's type. File type constant for a symbolic link. */
const S_IFLNK: number;
/** Constant for fs.Stats mode property for determining a file's type. File type constant for a socket. */
const S_IFSOCK: number;
// File Mode Constants
/** Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating readable, writable and executable by owner. */
const S_IRWXU: number;
/** Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating readable by owner. */
const S_IRUSR: number;
/** Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating writable by owner. */
const S_IWUSR: number;
/** Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating executable by owner. */
const S_IXUSR: number;
/** Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating readable, writable and executable by group. */
const S_IRWXG: number;
/** Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating readable by group. */
const S_IRGRP: number;
/** Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating writable by group. */
const S_IWGRP: number;
/** Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating executable by group. */
const S_IXGRP: number;
/** Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating readable, writable and executable by others. */
const S_IRWXO: number;
/** Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating readable by others. */
const S_IROTH: number;
/** Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating writable by others. */
const S_IWOTH: number;
/** Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating executable by others. */
const S_IXOTH: number;
/**
* When set, a memory file mapping is used to access the file. This flag
* is available on Windows operating systems only. On other operating systems,
* this flag is ignored.
*/
const UV_FS_O_FILEMAP: number;
}
/**
* Asynchronously tests a user's permissions for the file specified by path.
* @param path A path to a file or directory. If a URL is provided, it must use the `file:` protocol.
*/
export function access(path: PathLike, mode: number | undefined, callback: NoParamCallback): void;
/**
* Asynchronously tests a user's permissions for the file specified by path.
* @param path A path to a file or directory. If a URL is provided, it must use the `file:` protocol.
*/
export function access(path: PathLike, callback: NoParamCallback): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace access {
/**
* Asynchronously tests a user's permissions for the file specified by path.
* @param path A path to a file or directory. If a URL is provided, it must use the `file:` protocol.
* URL support is _experimental_.
*/
function __promisify__(path: PathLike, mode?: number): Promise<void>;
}
/**
* Synchronously tests a user's permissions for the file specified by path.
* @param path A path to a file or directory. If a URL is provided, it must use the `file:` protocol.
*/
export function accessSync(path: PathLike, mode?: number): void;
interface StreamOptions {
flags?: string;
encoding?: BufferEncoding;
fd?: number | promises.FileHandle;
mode?: number;
autoClose?: boolean;
/**
* @default false
*/
emitClose?: boolean;
start?: number;
highWaterMark?: number;
}
interface ReadStreamOptions extends StreamOptions {
end?: number;
}
/**
* Returns a new `ReadStream` object.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
export function createReadStream(path: PathLike, options?: string | ReadStreamOptions): ReadStream;
/**
* Returns a new `WriteStream` object.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
export function createWriteStream(path: PathLike, options?: string | StreamOptions): WriteStream;
/**
* Asynchronous fdatasync(2) - synchronize a file's in-core state with storage device.
* @param fd A file descriptor.
*/
export function fdatasync(fd: number, callback: NoParamCallback): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace fdatasync {
/**
* Asynchronous fdatasync(2) - synchronize a file's in-core state with storage device.
* @param fd A file descriptor.
*/
function __promisify__(fd: number): Promise<void>;
}
/**
* Synchronous fdatasync(2) - synchronize a file's in-core state with storage device.
* @param fd A file descriptor.
*/
export function fdatasyncSync(fd: number): void;
/**
* Asynchronously copies src to dest. By default, dest is overwritten if it already exists.
* No arguments other than a possible exception are given to the callback function.
* Node.js makes no guarantees about the atomicity of the copy operation.
* If an error occurs after the destination file has been opened for writing, Node.js will attempt
* to remove the destination.
* @param src A path to the source file.
* @param dest A path to the destination file.
*/
export function copyFile(src: PathLike, dest: PathLike, callback: NoParamCallback): void;
/**
* Asynchronously copies src to dest. By default, dest is overwritten if it already exists.
* No arguments other than a possible exception are given to the callback function.
* Node.js makes no guarantees about the atomicity of the copy operation.
* If an error occurs after the destination file has been opened for writing, Node.js will attempt
* to remove the destination.
* @param src A path to the source file.
* @param dest A path to the destination file.
* @param flags An integer that specifies the behavior of the copy operation. The only supported flag is fs.constants.COPYFILE_EXCL, which causes the copy operation to fail if dest already exists.
*/
export function copyFile(src: PathLike, dest: PathLike, flags: number, callback: NoParamCallback): void;
// NOTE: This namespace provides design-time support for util.promisify. Exported members do not exist at runtime.
export namespace copyFile {
/**
* Asynchronously copies src to dest. By default, dest is overwritten if it already exists.
* No arguments other than a possible exception are given to the callback function.
* Node.js makes no guarantees about the atomicity of the copy operation.
* If an error occurs after the destination file has been opened for writing, Node.js will attempt
* to remove the destination.
* @param src A path to the source file.
* @param dest A path to the destination file.
* @param flags An optional integer that specifies the behavior of the copy operation.
* The only supported flag is fs.constants.COPYFILE_EXCL,
* which causes the copy operation to fail if dest already exists.
*/
function __promisify__(src: PathLike, dst: PathLike, flags?: number): Promise<void>;
}
/**
* Synchronously copies src to dest. By default, dest is overwritten if it already exists.
* Node.js makes no guarantees about the atomicity of the copy operation.
* If an error occurs after the destination file has been opened for writing, Node.js will attempt
* to remove the destination.
* @param src A path to the source file.
* @param dest A path to the destination file.
* @param flags An optional integer that specifies the behavior of the copy operation.
* The only supported flag is fs.constants.COPYFILE_EXCL, which causes the copy operation to fail if dest already exists.
*/
export function copyFileSync(src: PathLike, dest: PathLike, flags?: number): void;
/**
* Write an array of ArrayBufferViews to the file specified by fd using writev().
* position is the offset from the beginning of the file where this data should be written.
* It is unsafe to use fs.writev() multiple times on the same file without waiting for the callback. For this scenario, use fs.createWriteStream().
* 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.
*/
export function writev(
fd: number,
buffers: ReadonlyArray<NodeJS.ArrayBufferView>,
cb: (err: NodeJS.ErrnoException | null, bytesWritten: number, buffers: NodeJS.ArrayBufferView[]) => void
): void;
export function writev(
fd: number,
buffers: ReadonlyArray<NodeJS.ArrayBufferView>,
position: number,
cb: (err: NodeJS.ErrnoException | null, bytesWritten: number, buffers: NodeJS.ArrayBufferView[]) => void
): void;
export interface WriteVResult {
bytesWritten: number;
buffers: NodeJS.ArrayBufferView[];
}
export namespace writev {
function __promisify__(fd: number, buffers: ReadonlyArray<NodeJS.ArrayBufferView>, position?: number): Promise<WriteVResult>;
}
/**
* See `writev`.
*/
export function writevSync(fd: number, buffers: ReadonlyArray<NodeJS.ArrayBufferView>, position?: number): number;
export function readv(
fd: number,
buffers: ReadonlyArray<NodeJS.ArrayBufferView>,
cb: (err: NodeJS.ErrnoException | null, bytesRead: number, buffers: NodeJS.ArrayBufferView[]) => void
): void;
export function readv(
fd: number,
buffers: ReadonlyArray<NodeJS.ArrayBufferView>,
position: number,
cb: (err: NodeJS.ErrnoException | null, bytesRead: number, buffers: NodeJS.ArrayBufferView[]) => void
): void;
export interface ReadVResult {
bytesRead: number;
buffers: NodeJS.ArrayBufferView[];
}
export namespace readv {
function __promisify__(fd: number, buffers: ReadonlyArray<NodeJS.ArrayBufferView>, position?: number): Promise<ReadVResult>;
}
/**
* See `readv`.
*/
export function readvSync(fd: number, buffers: ReadonlyArray<NodeJS.ArrayBufferView>, position?: number): number;
export interface OpenDirOptions {
encoding?: BufferEncoding;
/**
* Number of directory entries that are buffered
* internally when reading from the directory. Higher values lead to better
* performance but higher memory usage.
* @default 32
*/
bufferSize?: number;
}
export function opendirSync(path: string, options?: OpenDirOptions): Dir;
export function opendir(path: string, cb: (err: NodeJS.ErrnoException | null, dir: Dir) => void): void;
export function opendir(path: string, options: OpenDirOptions, cb: (err: NodeJS.ErrnoException | null, dir: Dir) => void): void;
export namespace opendir {
function __promisify__(path: string, options?: OpenDirOptions): Promise<Dir>;
}
export interface BigIntStats extends StatsBase<bigint> {
}
export class BigIntStats {
atimeNs: bigint;
mtimeNs: bigint;
ctimeNs: bigint;
birthtimeNs: bigint;
}
export interface BigIntOptions {
bigint: true;
}
export interface StatOptions {
bigint?: boolean;
throwIfNoEntry?: boolean;
}
}
declare module 'fs/promises' {
import { Abortable } from 'events';
import {
Stats,
BigIntStats,
StatOptions,
WriteVResult,
ReadVResult,
PathLike,
RmDirOptions,
RmOptions,
MakeDirectoryOptions,
Dirent,
OpenDirOptions,
Dir,
BaseEncodingOptions,
BufferEncodingOption,
OpenMode,
Mode,
WatchOptions,
} from 'fs';
interface FileHandle {
/**
* Gets the file descriptor for this file handle.
*/
readonly fd: number;
/**
* Asynchronously append data to a file, creating the file if it does not exist. The underlying file will _not_ be closed automatically.
* The `FileHandle` must have been opened for appending.
* @param data The data to write. If something other than a `Buffer` or `Uint8Array` is provided, the value is coerced to a string.
* @param options Either the encoding for the file, or an object optionally specifying the encoding, file mode, and flag.
* If `encoding` is not supplied, the default of `'utf8'` is used.
* If `mode` is not supplied, the default of `0o666` is used.
* If `mode` is a string, it is parsed as an octal integer.
* If `flag` is not supplied, the default of `'a'` is used.
*/
appendFile(data: string | Uint8Array, options?: BaseEncodingOptions & { mode?: Mode, flag?: OpenMode } | BufferEncoding | null): Promise<void>;
/**
* Asynchronous fchown(2) - Change ownership of a file.
*/
chown(uid: number, gid: number): Promise<void>;
/**
* Asynchronous fchmod(2) - Change permissions of a file.
* @param mode A file mode. If a string is passed, it is parsed as an octal integer.
*/
chmod(mode: Mode): Promise<void>;
/**
* Asynchronous fdatasync(2) - synchronize a file's in-core state with storage device.
*/
datasync(): Promise<void>;
/**
* Asynchronous fsync(2) - synchronize a file's in-core state with the underlying storage device.
*/
sync(): Promise<void>;
/**
* Asynchronously reads data from the file.
* The `FileHandle` must have been opened for reading.
* @param buffer The buffer that the data will be written to.
* @param offset The offset in the buffer at which to start writing.
* @param length The number of bytes to read.
* @param position The offset from the beginning of the file from which data should be read. If `null`, data will be read from the current position.
*/
read<TBuffer extends Uint8Array>(buffer: TBuffer, offset?: number | null, length?: number | null, position?: number | null): Promise<{ bytesRead: number, buffer: TBuffer }>;
/**
* 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?: null, flag?: OpenMode } | 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 } | 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?: BaseEncodingOptions & { flag?: OpenMode } | BufferEncoding | null): Promise<string | Buffer>;
/**
* Asynchronous fstat(2) - Get file status.
*/
stat(opts?: StatOptions & { bigint?: false }): Promise<Stats>;
stat(opts: StatOptions & { bigint: true }): Promise<BigIntStats>;
stat(opts?: StatOptions): Promise<Stats | BigIntStats>;
/**
* Asynchronous ftruncate(2) - Truncate a file to a specified length.
* @param len If not specified, defaults to `0`.
*/
truncate(len?: number): Promise<void>;
/**
* Asynchronously change file timestamps of the file.
* @param atime The last access time. If a string is provided, it will be coerced to number.
* @param mtime The last modified time. If a string is provided, it will be coerced to number.
*/
utimes(atime: string | number | Date, mtime: string | number | Date): Promise<void>;
/**
* Asynchronously writes `buffer` to the file.
* The `FileHandle` must have been opened for writing.
* @param buffer The buffer that the data will be written to.
* @param offset The part of the buffer to be written. If not supplied, defaults to `0`.
* @param length The number of bytes to write. If not supplied, defaults to `buffer.length - offset`.
* @param position The offset from the beginning of the file where this data should be written. If not supplied, defaults to the current position.
*/
write<TBuffer extends Uint8Array>(buffer: TBuffer, offset?: number | null, length?: number | null, position?: number | null): Promise<{ bytesWritten: number, buffer: TBuffer }>;
/**
* Asynchronously writes `string` to the file.
* The `FileHandle` must have been opened for writing.
* It is unsafe to call `write()` multiple times on the same file without waiting for the `Promise`
* to be resolved (or rejected). For this scenario, `fs.createWriteStream` is strongly recommended.
* @param string A string to write.
* @param position The offset from the beginning of the file where this data should be written. If not supplied, defaults to the current position.
* @param encoding The expected string encoding.
*/
write(data: string | Uint8Array, position?: number | null, encoding?: BufferEncoding | null): Promise<{ bytesWritten: number, buffer: string }>;
/**
* Asynchronously writes data to a file, replacing the file if it already exists. The underlying file will _not_ be closed automatically.
* The `FileHandle` must have been opened for writing.
* It is unsafe to call `writeFile()` multiple times on the same file without waiting for the `Promise` to be resolved (or rejected).
* @param data The data to write. If something other than a `Buffer` or `Uint8Array` is provided, the value is coerced to a string.
* @param options Either the encoding for the file, or an object optionally specifying the encoding, file mode, and flag.
* If `encoding` is not supplied, the default of `'utf8'` is used.
* If `mode` is not supplied, the default of `0o666` is used.
* If `mode` is a string, it is parsed as an octal integer.
* If `flag` is not supplied, the default of `'w'` is used.
*/
writeFile(data: string | Uint8Array, options?: BaseEncodingOptions & { mode?: Mode, flag?: OpenMode } & Abortable | BufferEncoding | null): Promise<void>;
/**
* See `fs.writev` promisified version.
*/
writev(buffers: ReadonlyArray<NodeJS.ArrayBufferView>, position?: number): Promise<WriteVResult>;
/**
* See `fs.readv` promisified version.
*/
readv(buffers: ReadonlyArray<NodeJS.ArrayBufferView>, position?: number): Promise<ReadVResult>;
/**
* Asynchronous close(2) - close a `FileHandle`.
*/
close(): Promise<void>;
}
/**
* Asynchronously tests a user's permissions for the file specified by path.
* @param path A path to a file or directory. If a URL is provided, it must use the `file:` protocol.
* URL support is _experimental_.
*/
function access(path: PathLike, mode?: number): Promise<void>;
/**
* Asynchronously copies `src` to `dest`. By default, `dest` is overwritten if it already exists.
* Node.js makes no guarantees about the atomicity of the copy operation.
* If an error occurs after the destination file has been opened for writing, Node.js will attempt
* to remove the destination.
* @param src A path to the source file.
* @param dest A path to the destination file.
* @param flags An optional integer that specifies the behavior of the copy operation. The only
* supported flag is `fs.constants.COPYFILE_EXCL`, which causes the copy operation to fail if
* `dest` already exists.
*/
function copyFile(src: PathLike, dest: PathLike, flags?: number): Promise<void>;
/**
* Asynchronous open(2) - open and possibly create a file.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param mode A file mode. If a string is passed, it is parsed as an octal integer. If not
* supplied, defaults to `0o666`.
*/
function open(path: PathLike, flags: string | number, mode?: Mode): Promise<FileHandle>;
/**
* Asynchronously reads data from the file referenced by the supplied `FileHandle`.
* @param handle A `FileHandle`.
* @param buffer The buffer that the data will be written to.
* @param offset The offset in the buffer at which to start writing.
* @param length The number of bytes to read.
* @param position The offset from the beginning of the file from which data should be read. If
* `null`, data will be read from the current position.
*/
function read<TBuffer extends Uint8Array>(
handle: FileHandle,
buffer: TBuffer,
offset?: number | null,
length?: number | null,
position?: number | null,
): Promise<{ bytesRead: number, buffer: TBuffer }>;
/**
* Asynchronously writes `buffer` to the file referenced by the supplied `FileHandle`.
* It is unsafe to call `fsPromises.write()` multiple times on the same file without waiting for the `Promise`
* to be resolved (or rejected). For this scenario, `fs.createWriteStream` is strongly recommended.
* @param handle A `FileHandle`.
* @param buffer The buffer that the data will be written to.
* @param offset The part of the buffer to be written. If not supplied, defaults to `0`.
* @param length The number of bytes to write. If not supplied, defaults to `buffer.length - offset`.
* @param position The offset from the beginning of the file where this data should be written. If not supplied, defaults to the current position.
*/
function write<TBuffer extends Uint8Array>(
handle: FileHandle,
buffer: TBuffer,
offset?: number | null,
length?: number | null, position?: number | null): Promise<{ bytesWritten: number, buffer: TBuffer }>;
/**
* Asynchronously writes `string` to the file referenced by the supplied `FileHandle`.
* It is unsafe to call `fsPromises.write()` multiple times on the same file without waiting for the `Promise`
* to be resolved (or rejected). For this scenario, `fs.createWriteStream` is strongly recommended.
* @param handle A `FileHandle`.
* @param string A string to write.
* @param position The offset from the beginning of the file where this data should be written. If not supplied, defaults to the current position.
* @param encoding The expected string encoding.
*/
function write(handle: FileHandle, string: string, position?: number | null, encoding?: BufferEncoding | null): Promise<{ bytesWritten: number, buffer: string }>;
/**
* Asynchronous rename(2) - Change the name or location of a file or directory.
* @param oldPath A path to a file. If a URL is provided, it must use the `file:` protocol.
* URL support is _experimental_.
* @param newPath A path to a file. If a URL is provided, it must use the `file:` protocol.
* URL support is _experimental_.
*/
function rename(oldPath: PathLike, newPath: PathLike): Promise<void>;
/**
* Asynchronous truncate(2) - Truncate a file to a specified length.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param len If not specified, defaults to `0`.
*/
function truncate(path: PathLike, len?: number): Promise<void>;
/**
* Asynchronous ftruncate(2) - Truncate a file to a specified length.
* @param handle A `FileHandle`.
* @param len If not specified, defaults to `0`.
*/
function ftruncate(handle: FileHandle, len?: number): Promise<void>;
/**
* Asynchronous rmdir(2) - delete a directory.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
function rmdir(path: PathLike, options?: RmDirOptions): Promise<void>;
/**
* Asynchronously removes files and directories (modeled on the standard POSIX `rm` utility).
*/
function rm(path: PathLike, options?: RmOptions): Promise<void>;
/**
* Asynchronous fdatasync(2) - synchronize a file's in-core state with storage device.
* @param handle A `FileHandle`.
*/
function fdatasync(handle: FileHandle): Promise<void>;
/**
* Asynchronous fsync(2) - synchronize a file's in-core state with the underlying storage device.
* @param handle A `FileHandle`.
*/
function fsync(handle: FileHandle): 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: 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; }) | 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>;
/**
* 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?: BaseEncodingOptions & { withFileTypes?: false } | 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 } | "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?: BaseEncodingOptions & { withFileTypes?: false } | 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: BaseEncodingOptions & { withFileTypes: true }): Promise<Dirent[]>;
/**
* 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?: BaseEncodingOptions | 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?: BaseEncodingOptions | string | null): Promise<string | Buffer>;
/**
* Asynchronous symlink(2) - Create a new symbolic link to an existing file.
* @param target A path to an existing file. If a URL is provided, it must use the `file:` protocol.
* @param path A path to the new symlink. If a URL is provided, it must use the `file:` protocol.
* @param type May be set to `'dir'`, `'file'`, or `'junction'` (default is `'file'`) and is only available on Windows (ignored on other platforms).
* When using `'junction'`, the `target` argument will automatically be normalized to an absolute path.
*/
function symlink(target: PathLike, path: PathLike, type?: string | null): Promise<void>;
/**
* Asynchronous lstat(2) - Get file status. Does not dereference symbolic links.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
function lstat(path: PathLike, opts?: StatOptions & { bigint?: false }): Promise<Stats>;
function lstat(path: PathLike, opts: StatOptions & { bigint: true }): Promise<BigIntStats>;
function lstat(path: PathLike, opts?: StatOptions): Promise<Stats | BigIntStats>;
/**
* Asynchronous stat(2) - Get file status.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
function stat(path: PathLike, opts?: StatOptions & { bigint?: false }): Promise<Stats>;
function stat(path: PathLike, opts: StatOptions & { bigint: true }): Promise<BigIntStats>;
function stat(path: PathLike, opts?: StatOptions): Promise<Stats | BigIntStats>;
/**
* Asynchronous link(2) - Create a new link (also known as a hard link) to an existing file.
* @param existingPath A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param newPath A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
function link(existingPath: PathLike, newPath: PathLike): Promise<void>;
/**
* Asynchronous unlink(2) - delete a name and possibly the file it refers to.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
function unlink(path: PathLike): Promise<void>;
/**
* Asynchronous fchmod(2) - Change permissions of a file.
* @param handle A `FileHandle`.
* @param mode A file mode. If a string is passed, it is parsed as an octal integer.
*/
function fchmod(handle: FileHandle, mode: Mode): Promise<void>;
/**
* Asynchronous chmod(2) - Change permissions of a file.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param mode A file mode. If a string is passed, it is parsed as an octal integer.
*/
function chmod(path: PathLike, mode: Mode): Promise<void>;
/**
* Asynchronous lchmod(2) - Change permissions of a file. Does not dereference symbolic links.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param mode A file mode. If a string is passed, it is parsed as an octal integer.
*/
function lchmod(path: PathLike, mode: Mode): Promise<void>;
/**
* Asynchronous lchown(2) - Change ownership of a file. Does not dereference symbolic links.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
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.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param atime The last access time. If a string is provided, it will be coerced to number.
* @param mtime The last modified time. If a string is provided, it will be coerced to number.
*/
function lutimes(path: PathLike, atime: string | number | Date, mtime: string | number | Date): Promise<void>;
/**
* Asynchronous fchown(2) - Change ownership of a file.
* @param handle A `FileHandle`.
*/
function fchown(handle: FileHandle, uid: number, gid: number): Promise<void>;
/**
* Asynchronous chown(2) - Change ownership of a file.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
*/
function chown(path: PathLike, uid: number, gid: number): Promise<void>;
/**
* Asynchronously change file timestamps of the file referenced by the supplied path.
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* @param atime The last access time. If a string is provided, it will be coerced to number.
* @param mtime The last modified time. If a string is provided, it will be coerced to number.
*/
function utimes(path: PathLike, atime: string | number | Date, mtime: string | number | Date): Promise<void>;
/**
* Asynchronously change file timestamps of the file referenced by the supplied `FileHandle`.
* @param handle A `FileHandle`.
* @param atime The last access time. If a string is provided, it will be coerced to number.
* @param mtime The last modified time. If a string is provided, it will be coerced to number.
*/
function futimes(handle: FileHandle, atime: string | number | Date, mtime: string | number | Date): Promise<void>;
/**
* 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?: BaseEncodingOptions | 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?: BaseEncodingOptions | BufferEncoding | null): Promise<string | 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?: BaseEncodingOptions | 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?: BaseEncodingOptions | BufferEncoding | null): Promise<string | Buffer>;
/**
* Asynchronously writes data to a file, replacing the file if it already exists.
* It is unsafe to call `fsPromises.writeFile()` multiple times on the same file without waiting for the `Promise` to be resolved (or rejected).
* @param path A path to a file. If a URL is provided, it must use the `file:` protocol.
* URL support is _experimental_.
* If a `FileHandle` is provided, the underlying file will _not_ be closed automatically.
* @param data The data to write. If something other than a `Buffer` or `Uint8Array` is provided, the value is coerced to a string.
* @param options Either the encoding for the file, or an object optionally specifying the encoding, file mode, and flag.
* If `encoding` is not supplied, the default of `'utf8'` is used.
* If `mode` is not supplied, the default of `0o666` is used.
* If `mode` is a string, it is parsed as an octal integer.
* If `flag` is not supplied, the default of `'w'` is used.
*/
function writeFile(path: PathLike | FileHandle, data: string | Uint8Array, options?: BaseEncodingOptions & { mode?: Mode, flag?: OpenMode } & Abortable | BufferEncoding | null): Promise<void>;
/**
* Asynchronously append data to a file, creating the file if it does not exist.
* @param file A path to a file. If a URL is provided, it must use the `file:` protocol.
* URL support is _experimental_.
* If a `FileHandle` is provided, the underlying file will _not_ be closed automatically.
* @param data The data to write. If something other than a `Buffer` or `Uint8Array` is provided, the value is coerced to a string.
* @param options Either the encoding for the file, or an object optionally specifying the encoding, file mode, and flag.
* If `encoding` is not supplied, the default of `'utf8'` is used.
* If `mode` is not supplied, the default of `0o666` is used.
* If `mode` is a string, it is parsed as an octal integer.
* If `flag` is not supplied, the default of `'a'` is used.
*/
function appendFile(path: PathLike | FileHandle, data: string | Uint8Array, options?: BaseEncodingOptions & { mode?: Mode, flag?: OpenMode } | BufferEncoding | null): Promise<void>;
/**
* 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?: null, flag?: OpenMode } & 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 } & 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?: BaseEncodingOptions & Abortable & { flag?: OpenMode } | BufferEncoding | null): Promise<string | Buffer>;
function opendir(path: string, options?: OpenDirOptions): Promise<Dir>;
/**
* 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 & { encoding: "buffer" } | "buffer"): AsyncIterable<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<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<string> | AsyncIterable<Buffer>;
}
// Declare "static" methods in Error
interface ErrorConstructor {
/** Create .stack property on a target object */
captureStackTrace(targetObject: object, constructorOpt?: Function): void;
/**
* Optional override for formatting stack traces
*
* @see https://v8.dev/docs/stack-trace-api#customizing-stack-traces
*/
prepareStackTrace?: (err: Error, stackTraces: NodeJS.CallSite[]) => any;
stackTraceLimit: number;
}
// Node.js ESNEXT support
interface String {
/** Removes whitespace from the left end of a string. */
trimLeft(): string;
/** Removes whitespace from the right end of a string. */
trimRight(): string;
/** Returns a copy with leading whitespace removed. */
trimStart(): string;
/** Returns a copy with trailing whitespace removed. */
trimEnd(): string;
}
interface ImportMeta {
url: string;
}
/*-----------------------------------------------*
* *
* GLOBAL *
* *
------------------------------------------------*/
// For backwards compability
interface NodeRequire extends NodeJS.Require { }
interface RequireResolve extends NodeJS.RequireResolve { }
interface NodeModule extends NodeJS.Module { }
declare var process: NodeJS.Process;
declare var console: Console;
declare var __filename: string;
declare var __dirname: string;
declare function setTimeout(callback: (...args: any[]) => void, ms?: number, ...args: any[]): NodeJS.Timeout;
declare namespace setTimeout {
function __promisify__(ms: number): Promise<void>;
function __promisify__<T>(ms: number, value: T): Promise<T>;
}
declare function clearTimeout(timeoutId: NodeJS.Timeout): void;
declare function setInterval(callback: (...args: any[]) => void, ms?: number, ...args: any[]): NodeJS.Timeout;
declare function clearInterval(intervalId: NodeJS.Timeout): void;
declare function setImmediate(callback: (...args: any[]) => void, ...args: any[]): NodeJS.Immediate;
declare namespace setImmediate {
function __promisify__(): Promise<void>;
function __promisify__<T>(value: T): Promise<T>;
}
declare function clearImmediate(immediateId: NodeJS.Immediate): void;
declare function queueMicrotask(callback: () => void): void;
declare var require: NodeRequire;
declare var module: NodeModule;
// Same as module.exports
declare var exports: any;
// Buffer class
type BufferEncoding = "ascii" | "utf8" | "utf-8" | "utf16le" | "ucs2" | "ucs-2" | "base64" | "base64url" | "latin1" | "binary" | "hex";
type WithImplicitCoercion<T> = T | { valueOf(): T };
/**
* Raw data is stored in instances of the Buffer class.
* A Buffer is similar to an array of integers but corresponds to a raw memory allocation outside the V8 heap. A Buffer cannot be resized.
* Valid string encodings: 'ascii'|'utf8'|'utf16le'|'ucs2'(alias of 'utf16le')|'base64'|'binary'(deprecated)|'hex'
*/
declare class Buffer extends Uint8Array {
/**
* Allocates a new buffer containing the given {str}.
*
* @param str String to store in buffer.
* @param encoding encoding to use, optional. Default is 'utf8'
* @deprecated since v10.0.0 - Use `Buffer.from(string[, encoding])` instead.
*/
constructor(str: string, encoding?: BufferEncoding);
/**
* Allocates a new buffer of {size} octets.
*
* @param size count of octets to allocate.
* @deprecated since v10.0.0 - Use `Buffer.alloc()` instead (also see `Buffer.allocUnsafe()`).
*/
constructor(size: number);
/**
* Allocates a new buffer containing the given {array} of octets.
*
* @param array The octets to store.
* @deprecated since v10.0.0 - Use `Buffer.from(array)` instead.
*/
constructor(array: Uint8Array);
/**
* Produces a Buffer backed by the same allocated memory as
* the given {ArrayBuffer}/{SharedArrayBuffer}.
*
*
* @param arrayBuffer The ArrayBuffer with which to share memory.
* @deprecated since v10.0.0 - Use `Buffer.from(arrayBuffer[, byteOffset[, length]])` instead.
*/
constructor(arrayBuffer: ArrayBuffer | SharedArrayBuffer);
/**
* Allocates a new buffer containing the given {array} of octets.
*
* @param array The octets to store.
* @deprecated since v10.0.0 - Use `Buffer.from(array)` instead.
*/
constructor(array: ReadonlyArray<any>);
/**
* Copies the passed {buffer} data onto a new {Buffer} instance.
*
* @param buffer The buffer to copy.
* @deprecated since v10.0.0 - Use `Buffer.from(buffer)` instead.
*/
constructor(buffer: Buffer);
/**
* When passed a reference to the .buffer property of a TypedArray instance,
* the newly created Buffer will share the same allocated memory as the TypedArray.
* The optional {byteOffset} and {length} arguments specify a memory range
* within the {arrayBuffer} that will be shared by the Buffer.
*
* @param arrayBuffer The .buffer property of any TypedArray or a new ArrayBuffer()
*/
static from(arrayBuffer: WithImplicitCoercion<ArrayBuffer | SharedArrayBuffer>, byteOffset?: number, length?: number): Buffer;
/**
* Creates a new Buffer using the passed {data}
* @param data data to create a new Buffer
*/
static from(data: Uint8Array | ReadonlyArray<number>): Buffer;
static from(data: WithImplicitCoercion<Uint8Array | ReadonlyArray<number> | string>): Buffer;
/**
* Creates a new Buffer containing the given JavaScript string {str}.
* If provided, the {encoding} parameter identifies the character encoding.
* If not provided, {encoding} defaults to 'utf8'.
*/
static from(str: WithImplicitCoercion<string> | { [Symbol.toPrimitive](hint: 'string'): string }, encoding?: BufferEncoding): Buffer;
/**
* Creates a new Buffer using the passed {data}
* @param values to create a new Buffer
*/
static of(...items: number[]): Buffer;
/**
* Returns true if {obj} is a Buffer
*
* @param obj object to test.
*/
static isBuffer(obj: any): obj is Buffer;
/**
* Returns true if {encoding} is a valid encoding argument.
* Valid string encodings in Node 0.12: 'ascii'|'utf8'|'utf16le'|'ucs2'(alias of 'utf16le')|'base64'|'binary'(deprecated)|'hex'
*
* @param encoding string to test.
*/
static isEncoding(encoding: string): encoding is BufferEncoding;
/**
* Gives the actual byte length of a string. encoding defaults to 'utf8'.
* This is not the same as String.prototype.length since that returns the number of characters in a string.
*
* @param string string to test.
* @param encoding encoding used to evaluate (defaults to 'utf8')
*/
static byteLength(
string: string | NodeJS.ArrayBufferView | ArrayBuffer | SharedArrayBuffer,
encoding?: BufferEncoding
): number;
/**
* Returns a buffer which is the result of concatenating all the buffers in the list together.
*
* If the list has no items, or if the totalLength is 0, then it returns a zero-length buffer.
* If the list has exactly one item, then the first item of the list is returned.
* If the list has more than one item, then a new Buffer is created.
*
* @param list An array of Buffer objects to concatenate
* @param totalLength Total length of the buffers when concatenated.
* If totalLength is not provided, it is read from the buffers in the list. However, this adds an additional loop to the function, so it is faster to provide the length explicitly.
*/
static concat(list: ReadonlyArray<Uint8Array>, totalLength?: number): Buffer;
/**
* The same as buf1.compare(buf2).
*/
static compare(buf1: Uint8Array, buf2: Uint8Array): number;
/**
* Allocates a new buffer of {size} octets.
*
* @param size count of octets to allocate.
* @param fill if specified, buffer will be initialized by calling buf.fill(fill).
* If parameter is omitted, buffer will be filled with zeros.
* @param encoding encoding used for call to buf.fill while initalizing
*/
static alloc(size: number, fill?: string | Buffer | number, encoding?: BufferEncoding): Buffer;
/**
* Allocates a new buffer of {size} octets, leaving memory not initialized, so the contents
* of the newly created Buffer are unknown and may contain sensitive data.
*
* @param size count of octets to allocate
*/
static allocUnsafe(size: number): Buffer;
/**
* Allocates a new non-pooled buffer of {size} octets, leaving memory not initialized, so the contents
* of the newly created Buffer are unknown and may contain sensitive data.
*
* @param size count of octets to allocate
*/
static allocUnsafeSlow(size: number): Buffer;
/**
* This is the number of bytes used to determine the size of pre-allocated, internal Buffer instances used for pooling. This value may be modified.
*/
static poolSize: number;
write(string: string, encoding?: BufferEncoding): number;
write(string: string, offset: number, encoding?: BufferEncoding): number;
write(string: string, offset: number, length: number, encoding?: BufferEncoding): number;
toString(encoding?: BufferEncoding, start?: number, end?: number): string;
toJSON(): { type: 'Buffer'; data: number[] };
equals(otherBuffer: Uint8Array): boolean;
compare(
otherBuffer: Uint8Array,
targetStart?: number,
targetEnd?: number,
sourceStart?: number,
sourceEnd?: number
): number;
copy(targetBuffer: Uint8Array, targetStart?: number, sourceStart?: number, sourceEnd?: number): number;
/**
* Returns a new `Buffer` that references **the same memory as the original**, but offset and cropped by the start and end indices.
*
* This method is incompatible with `Uint8Array#slice()`, which returns a copy of the original memory.
*
* @param begin Where the new `Buffer` will start. Default: `0`.
* @param end Where the new `Buffer` will end (not inclusive). Default: `buf.length`.
*/
slice(begin?: number, end?: number): Buffer;
/**
* Returns a new `Buffer` that references **the same memory as the original**, but offset and cropped by the start and end indices.
*
* This method is compatible with `Uint8Array#subarray()`.
*
* @param begin Where the new `Buffer` will start. Default: `0`.
* @param end Where the new `Buffer` will end (not inclusive). Default: `buf.length`.
*/
subarray(begin?: number, end?: number): Buffer;
writeBigInt64BE(value: bigint, offset?: number): number;
writeBigInt64LE(value: bigint, offset?: number): number;
writeBigUInt64BE(value: bigint, offset?: number): number;
writeBigUInt64LE(value: bigint, offset?: number): number;
writeUIntLE(value: number, offset: number, byteLength: number): number;
writeUIntBE(value: number, offset: number, byteLength: number): number;
writeIntLE(value: number, offset: number, byteLength: number): number;
writeIntBE(value: number, offset: number, byteLength: number): number;
readBigUInt64BE(offset?: number): bigint;
readBigUInt64LE(offset?: number): bigint;
readBigInt64BE(offset?: number): bigint;
readBigInt64LE(offset?: number): bigint;
readUIntLE(offset: number, byteLength: number): number;
readUIntBE(offset: number, byteLength: number): number;
readIntLE(offset: number, byteLength: number): number;
readIntBE(offset: number, byteLength: number): number;
readUInt8(offset?: number): number;
readUInt16LE(offset?: number): number;
readUInt16BE(offset?: number): number;
readUInt32LE(offset?: number): number;
readUInt32BE(offset?: number): number;
readInt8(offset?: number): number;
readInt16LE(offset?: number): number;
readInt16BE(offset?: number): number;
readInt32LE(offset?: number): number;
readInt32BE(offset?: number): number;
readFloatLE(offset?: number): number;
readFloatBE(offset?: number): number;
readDoubleLE(offset?: number): number;
readDoubleBE(offset?: number): number;
reverse(): this;
swap16(): Buffer;
swap32(): Buffer;
swap64(): Buffer;
writeUInt8(value: number, offset?: number): number;
writeUInt16LE(value: number, offset?: number): number;
writeUInt16BE(value: number, offset?: number): number;
writeUInt32LE(value: number, offset?: number): number;
writeUInt32BE(value: number, offset?: number): number;
writeInt8(value: number, offset?: number): number;
writeInt16LE(value: number, offset?: number): number;
writeInt16BE(value: number, offset?: number): number;
writeInt32LE(value: number, offset?: number): number;
writeInt32BE(value: number, offset?: number): number;
writeFloatLE(value: number, offset?: number): number;
writeFloatBE(value: number, offset?: number): number;
writeDoubleLE(value: number, offset?: number): number;
writeDoubleBE(value: number, offset?: number): number;
fill(value: string | Uint8Array | number, offset?: number, end?: number, encoding?: BufferEncoding): this;
indexOf(value: string | number | Uint8Array, byteOffset?: number, encoding?: BufferEncoding): number;
lastIndexOf(value: string | number | Uint8Array, byteOffset?: number, encoding?: BufferEncoding): number;
entries(): IterableIterator<[number, number]>;
includes(value: string | number | Buffer, byteOffset?: number, encoding?: BufferEncoding): boolean;
keys(): IterableIterator<number>;
values(): IterableIterator<number>;
}
//#region borrowed
// from https://github.com/microsoft/TypeScript/blob/38da7c600c83e7b31193a62495239a0fe478cb67/lib/lib.webworker.d.ts#L633 until moved to separate lib
/** A controller object that allows you to abort one or more DOM requests as and when desired. */
interface AbortController {
/**
* Returns the AbortSignal object associated with this object.
*/
readonly signal: AbortSignal;
/**
* Invoking this method will set this object's AbortSignal's aborted flag and signal to any observers that the associated activity is to be aborted.
*/
abort(): void;
}
/** A signal object that allows you to communicate with a DOM request (such as a Fetch) and abort it if required via an AbortController object. */
interface AbortSignal {
/**
* Returns true if this AbortSignal's AbortController has signaled to abort, and false otherwise.
*/
readonly aborted: boolean;
}
declare var AbortController: {
prototype: AbortController;
new(): AbortController;
};
declare var AbortSignal: {
prototype: AbortSignal;
new(): AbortSignal;
// TODO: Add abort() static
};
//#endregion borrowed
/*----------------------------------------------*
* *
* GLOBAL INTERFACES *
* *
*-----------------------------------------------*/
declare namespace NodeJS {
interface InspectOptions {
/**
* If set to `true`, getters are going to be
* inspected as well. If set to `'get'` only getters without setter are going
* to be inspected. If set to `'set'` only getters having a corresponding
* setter are going to be inspected. This might cause side effects depending on
* the getter function.
* @default `false`
*/
getters?: 'get' | 'set' | boolean;
showHidden?: boolean;
/**
* @default 2
*/
depth?: number | null;
colors?: boolean;
customInspect?: boolean;
showProxy?: boolean;
maxArrayLength?: number | null;
/**
* Specifies the maximum number of characters to
* include when formatting. Set to `null` or `Infinity` to show all elements.
* Set to `0` or negative to show no characters.
* @default 10000
*/
maxStringLength?: number | null;
breakLength?: number;
/**
* Setting this to `false` causes each object key
* to be displayed on a new line. It will also add new lines to text that is
* longer than `breakLength`. If set to a number, the most `n` inner elements
* are united on a single line as long as all properties fit into
* `breakLength`. Short array elements are also grouped together. Note that no
* text will be reduced below 16 characters, no matter the `breakLength` size.
* For more information, see the example below.
* @default `true`
*/
compact?: boolean | number;
sorted?: boolean | ((a: string, b: string) => number);
}
interface CallSite {
/**
* Value of "this"
*/
getThis(): any;
/**
* Type of "this" as a string.
* This is the name of the function stored in the constructor field of
* "this", if available. Otherwise the object's [[Class]] internal
* property.
*/
getTypeName(): string | null;
/**
* Current function
*/
getFunction(): Function | undefined;
/**
* Name of the current function, typically its name property.
* If a name property is not available an attempt will be made to try
* to infer a name from the function's context.
*/
getFunctionName(): string | null;
/**
* Name of the property [of "this" or one of its prototypes] that holds
* the current function
*/
getMethodName(): string | null;
/**
* Name of the script [if this function was defined in a script]
*/
getFileName(): string | null;
/**
* Current line number [if this function was defined in a script]
*/
getLineNumber(): number | null;
/**
* Current column number [if this function was defined in a script]
*/
getColumnNumber(): number | null;
/**
* A call site object representing the location where eval was called
* [if this function was created using a call to eval]
*/
getEvalOrigin(): string | undefined;
/**
* Is this a toplevel invocation, that is, is "this" the global object?
*/
isToplevel(): boolean;
/**
* Does this call take place in code defined by a call to eval?
*/
isEval(): boolean;
/**
* Is this call in native V8 code?
*/
isNative(): boolean;
/**
* Is this a constructor call?
*/
isConstructor(): boolean;
}
interface ErrnoException extends Error {
errno?: number;
code?: string;
path?: string;
syscall?: string;
stack?: string;
}
interface ReadableStream extends EventEmitter {
readable: boolean;
read(size?: number): string | Buffer;
setEncoding(encoding: BufferEncoding): this;
pause(): this;
resume(): this;
isPaused(): boolean;
pipe<T extends WritableStream>(destination: T, options?: { end?: boolean; }): T;
unpipe(destination?: WritableStream): this;
unshift(chunk: string | Uint8Array, encoding?: BufferEncoding): void;
wrap(oldStream: ReadableStream): this;
[Symbol.asyncIterator](): AsyncIterableIterator<string | Buffer>;
}
interface WritableStream extends EventEmitter {
writable: boolean;
write(buffer: Uint8Array | string, cb?: (err?: Error | null) => void): boolean;
write(str: string, encoding?: BufferEncoding, cb?: (err?: Error | null) => void): boolean;
end(cb?: () => void): void;
end(data: string | Uint8Array, cb?: () => void): void;
end(str: string, encoding?: BufferEncoding, cb?: () => void): void;
}
interface ReadWriteStream extends ReadableStream, WritableStream { }
interface Global {
AbortController: typeof AbortController;
AbortSignal: typeof AbortSignal;
Array: typeof Array;
ArrayBuffer: typeof ArrayBuffer;
Boolean: typeof Boolean;
Buffer: typeof Buffer;
DataView: typeof DataView;
Date: typeof Date;
Error: typeof Error;
EvalError: typeof EvalError;
Float32Array: typeof Float32Array;
Float64Array: typeof Float64Array;
Function: typeof Function;
Infinity: typeof Infinity;
Int16Array: typeof Int16Array;
Int32Array: typeof Int32Array;
Int8Array: typeof Int8Array;
Intl: typeof Intl;
JSON: typeof JSON;
Map: MapConstructor;
Math: typeof Math;
NaN: typeof NaN;
Number: typeof Number;
Object: typeof Object;
Promise: typeof Promise;
RangeError: typeof RangeError;
ReferenceError: typeof ReferenceError;
RegExp: typeof RegExp;
Set: SetConstructor;
String: typeof String;
Symbol: Function;
SyntaxError: typeof SyntaxError;
TypeError: typeof TypeError;
URIError: typeof URIError;
Uint16Array: typeof Uint16Array;
Uint32Array: typeof Uint32Array;
Uint8Array: typeof Uint8Array;
Uint8ClampedArray: typeof Uint8ClampedArray;
WeakMap: WeakMapConstructor;
WeakSet: WeakSetConstructor;
clearImmediate: (immediateId: Immediate) => void;
clearInterval: (intervalId: Timeout) => void;
clearTimeout: (timeoutId: Timeout) => void;
decodeURI: typeof decodeURI;
decodeURIComponent: typeof decodeURIComponent;
encodeURI: typeof encodeURI;
encodeURIComponent: typeof encodeURIComponent;
escape: (str: string) => string;
eval: typeof eval;
global: Global;
isFinite: typeof isFinite;
isNaN: typeof isNaN;
parseFloat: typeof parseFloat;
parseInt: typeof parseInt;
setImmediate: (callback: (...args: any[]) => void, ...args: any[]) => Immediate;
setInterval: (callback: (...args: any[]) => void, ms?: number, ...args: any[]) => Timeout;
setTimeout: (callback: (...args: any[]) => void, ms?: number, ...args: any[]) => Timeout;
queueMicrotask: typeof queueMicrotask;
undefined: typeof undefined;
unescape: (str: string) => string;
gc: () => void;
v8debug?: any;
}
interface RefCounted {
ref(): this;
unref(): this;
}
// compatibility with older typings
interface Timer extends RefCounted {
hasRef(): boolean;
refresh(): this;
[Symbol.toPrimitive](): number;
}
interface Immediate extends RefCounted {
hasRef(): boolean;
_onImmediate: Function; // to distinguish it from the Timeout class
}
interface Timeout extends Timer {
hasRef(): boolean;
refresh(): this;
[Symbol.toPrimitive](): number;
}
type TypedArray =
| Uint8Array
| Uint8ClampedArray
| Uint16Array
| Uint32Array
| Int8Array
| Int16Array
| Int32Array
| BigUint64Array
| BigInt64Array
| Float32Array
| Float64Array;
type ArrayBufferView = TypedArray | DataView;
interface Require {
(id: string): any;
resolve: RequireResolve;
cache: Dict<NodeModule>;
/**
* @deprecated
*/
extensions: RequireExtensions;
main: Module | undefined;
}
interface RequireResolve {
(id: string, options?: { paths?: string[]; }): string;
paths(request: string): string[] | null;
}
interface RequireExtensions extends Dict<(m: Module, filename: string) => any> {
'.js': (m: Module, filename: string) => any;
'.json': (m: Module, filename: string) => any;
'.node': (m: Module, filename: string) => any;
}
interface Module {
/**
* `true` if the module is running during the Node.js preload
*/
isPreloading: boolean;
exports: any;
require: Require;
id: string;
filename: string;
loaded: boolean;
/** @deprecated since 14.6.0 Please use `require.main` and `module.children` instead. */
parent: Module | null | undefined;
children: Module[];
/**
* @since 11.14.0
*
* The directory name of the module. This is usually the same as the path.dirname() of the module.id.
*/
path: string;
paths: string[];
}
interface Dict<T> {
[key: string]: T | undefined;
}
interface ReadOnlyDict<T> {
readonly [key: string]: T | undefined;
}
}
declare var global: NodeJS.Global & typeof globalThis;
declare module 'http' {
import * as stream from 'stream';
import { URL } from 'url';
import { Socket, Server as NetServer } from 'net';
// incoming headers will never contain number
interface IncomingHttpHeaders extends NodeJS.Dict<string | string[]> {
'accept'?: string;
'accept-language'?: string;
'accept-patch'?: string;
'accept-ranges'?: string;
'access-control-allow-credentials'?: string;
'access-control-allow-headers'?: string;
'access-control-allow-methods'?: string;
'access-control-allow-origin'?: string;
'access-control-expose-headers'?: string;
'access-control-max-age'?: string;
'access-control-request-headers'?: string;
'access-control-request-method'?: string;
'age'?: string;
'allow'?: string;
'alt-svc'?: string;
'authorization'?: string;
'cache-control'?: string;
'connection'?: string;
'content-disposition'?: string;
'content-encoding'?: string;
'content-language'?: string;
'content-length'?: string;
'content-location'?: string;
'content-range'?: string;
'content-type'?: string;
'cookie'?: string;
'date'?: string;
'etag'?: string;
'expect'?: string;
'expires'?: string;
'forwarded'?: string;
'from'?: string;
'host'?: string;
'if-match'?: string;
'if-modified-since'?: string;
'if-none-match'?: string;
'if-unmodified-since'?: string;
'last-modified'?: string;
'location'?: string;
'origin'?: string;
'pragma'?: string;
'proxy-authenticate'?: string;
'proxy-authorization'?: string;
'public-key-pins'?: string;
'range'?: string;
'referer'?: string;
'retry-after'?: string;
'sec-websocket-accept'?: string;
'sec-websocket-extensions'?: string;
'sec-websocket-key'?: string;
'sec-websocket-protocol'?: string;
'sec-websocket-version'?: string;
'set-cookie'?: string[];
'strict-transport-security'?: string;
'tk'?: string;
'trailer'?: string;
'transfer-encoding'?: string;
'upgrade'?: string;
'user-agent'?: string;
'vary'?: string;
'via'?: string;
'warning'?: string;
'www-authenticate'?: string;
}
// outgoing headers allows numbers (as they are converted internally to strings)
type OutgoingHttpHeader = number | string | string[];
interface OutgoingHttpHeaders extends NodeJS.Dict<OutgoingHttpHeader> {
}
interface ClientRequestArgs {
abort?: AbortSignal;
protocol?: string | null;
host?: string | null;
hostname?: string | null;
family?: number;
port?: number | string | null;
defaultPort?: number | string;
localAddress?: string;
socketPath?: string;
/**
* @default 8192
*/
maxHeaderSize?: number;
method?: string;
path?: string | null;
headers?: OutgoingHttpHeaders;
auth?: string | null;
agent?: Agent | boolean;
_defaultAgent?: Agent;
timeout?: number;
setHost?: boolean;
// https://github.com/nodejs/node/blob/master/lib/_http_client.js#L278
createConnection?: (options: ClientRequestArgs, oncreate: (err: Error, socket: Socket) => void) => Socket;
}
interface ServerOptions {
IncomingMessage?: typeof IncomingMessage;
ServerResponse?: typeof ServerResponse;
/**
* Optionally overrides the value of
* `--max-http-header-size` for requests received by this server, i.e.
* the maximum length of request headers in bytes.
* @default 8192
*/
maxHeaderSize?: number;
/**
* Use an insecure HTTP parser that accepts invalid HTTP headers when true.
* Using the insecure parser should be avoided.
* See --insecure-http-parser for more information.
* @default false
*/
insecureHTTPParser?: boolean;
}
type RequestListener = (req: IncomingMessage, res: ServerResponse) => void;
interface HttpBase {
setTimeout(msecs?: number, callback?: () => void): this;
setTimeout(callback: () => void): this;
/**
* Limits maximum incoming headers count. If set to 0, no limit will be applied.
* @default 2000
* {@link https://nodejs.org/api/http.html#http_server_maxheaderscount}
*/
maxHeadersCount: number | null;
timeout: number;
/**
* Limit the amount of time the parser will wait to receive the complete HTTP headers.
* @default 60000
* {@link https://nodejs.org/api/http.html#http_server_headerstimeout}
*/
headersTimeout: number;
keepAliveTimeout: number;
/**
* Sets the timeout value in milliseconds for receiving the entire request from the client.
* @default 0
* {@link https://nodejs.org/api/http.html#http_server_requesttimeout}
*/
requestTimeout: number;
}
interface Server extends HttpBase {}
class Server extends NetServer {
constructor(requestListener?: RequestListener);
constructor(options: ServerOptions, requestListener?: RequestListener);
}
// https://github.com/nodejs/node/blob/master/lib/_http_outgoing.js
class OutgoingMessage extends stream.Writable {
readonly req: IncomingMessage;
chunkedEncoding: boolean;
shouldKeepAlive: boolean;
useChunkedEncodingByDefault: boolean;
sendDate: boolean;
/**
* @deprecated Use `writableEnded` instead.
*/
finished: boolean;
readonly headersSent: boolean;
/**
* @deprecated Use `socket` instead.
*/
readonly connection: Socket | null;
readonly socket: Socket | null;
constructor();
setTimeout(msecs: number, callback?: () => void): this;
setHeader(name: string, value: number | string | ReadonlyArray<string>): this;
getHeader(name: string): number | string | string[] | undefined;
getHeaders(): OutgoingHttpHeaders;
getHeaderNames(): string[];
hasHeader(name: string): boolean;
removeHeader(name: string): void;
addTrailers(headers: OutgoingHttpHeaders | ReadonlyArray<[string, string]>): void;
flushHeaders(): void;
}
// https://github.com/nodejs/node/blob/master/lib/_http_server.js#L108-L256
class ServerResponse extends OutgoingMessage {
statusCode: number;
statusMessage: string;
constructor(req: IncomingMessage);
assignSocket(socket: Socket): void;
detachSocket(socket: Socket): void;
// https://github.com/nodejs/node/blob/master/test/parallel/test-http-write-callbacks.js#L53
// no args in writeContinue callback
writeContinue(callback?: () => void): void;
writeHead(statusCode: number, reasonPhrase?: string, headers?: OutgoingHttpHeaders | OutgoingHttpHeader[]): this;
writeHead(statusCode: number, headers?: OutgoingHttpHeaders | OutgoingHttpHeader[]): this;
writeProcessing(): void;
}
interface InformationEvent {
statusCode: number;
statusMessage: string;
httpVersion: string;
httpVersionMajor: number;
httpVersionMinor: number;
headers: IncomingHttpHeaders;
rawHeaders: string[];
}
// https://github.com/nodejs/node/blob/master/lib/_http_client.js#L77
class ClientRequest extends OutgoingMessage {
aborted: boolean;
host: string;
protocol: string;
constructor(url: string | URL | ClientRequestArgs, cb?: (res: IncomingMessage) => void);
method: string;
path: string;
/** @deprecated since v14.1.0 Use `request.destroy()` instead. */
abort(): void;
onSocket(socket: Socket): void;
setTimeout(timeout: number, callback?: () => void): this;
setNoDelay(noDelay?: boolean): void;
setSocketKeepAlive(enable?: boolean, initialDelay?: number): void;
addListener(event: 'abort', listener: () => void): this;
addListener(event: 'connect', listener: (response: IncomingMessage, socket: Socket, head: Buffer) => void): this;
addListener(event: 'continue', listener: () => void): this;
addListener(event: 'information', listener: (info: InformationEvent) => void): this;
addListener(event: 'response', listener: (response: IncomingMessage) => void): this;
addListener(event: 'socket', listener: (socket: Socket) => void): this;
addListener(event: 'timeout', listener: () => void): this;
addListener(event: 'upgrade', listener: (response: IncomingMessage, socket: Socket, head: Buffer) => void): this;
addListener(event: 'close', listener: () => void): this;
addListener(event: 'drain', listener: () => void): this;
addListener(event: 'error', listener: (err: Error) => void): this;
addListener(event: 'finish', listener: () => void): this;
addListener(event: 'pipe', listener: (src: stream.Readable) => void): this;
addListener(event: 'unpipe', listener: (src: stream.Readable) => void): this;
addListener(event: string | symbol, listener: (...args: any[]) => void): this;
on(event: 'abort', listener: () => void): this;
on(event: 'connect', listener: (response: IncomingMessage, socket: Socket, head: Buffer) => void): this;
on(event: 'continue', listener: () => void): this;
on(event: 'information', listener: (info: InformationEvent) => void): this;
on(event: 'response', listener: (response: IncomingMessage) => void): this;
on(event: 'socket', listener: (socket: Socket) => void): this;
on(event: 'timeout', listener: () => void): this;
on(event: 'upgrade', listener: (response: IncomingMessage, socket: Socket, head: Buffer) => void): this;
on(event: 'close', listener: () => void): this;
on(event: 'drain', listener: () => void): this;
on(event: 'error', listener: (err: Error) => void): this;
on(event: 'finish', listener: () => void): this;
on(event: 'pipe', listener: (src: stream.Readable) => void): this;
on(event: 'unpipe', listener: (src: stream.Readable) => void): this;
on(event: string | symbol, listener: (...args: any[]) => void): this;
once(event: 'abort', listener: () => void): this;
once(event: 'connect', listener: (response: IncomingMessage, socket: Socket, head: Buffer) => void): this;
once(event: 'continue', listener: () => void): this;
once(event: 'information', listener: (info: InformationEvent) => void): this;
once(event: 'response', listener: (response: IncomingMessage) => void): this;
once(event: 'socket', listener: (socket: Socket) => void): this;
once(event: 'timeout', listener: () => void): this;
once(event: 'upgrade', listener: (response: IncomingMessage, socket: Socket, head: Buffer) => void): this;
once(event: 'close', listener: () => void): this;
once(event: 'drain', listener: () => void): this;
once(event: 'error', listener: (err: Error) => void): this;
once(event: 'finish', listener: () => void): this;
once(event: 'pipe', listener: (src: stream.Readable) => void): this;
once(event: 'unpipe', listener: (src: stream.Readable) => void): this;
once(event: string | symbol, listener: (...args: any[]) => void): this;
prependListener(event: 'abort', listener: () => void): this;
prependListener(event: 'connect', listener: (response: IncomingMessage, socket: Socket, head: Buffer) => void): this;
prependListener(event: 'continue', listener: () => void): this;
prependListener(event: 'information', listener: (info: InformationEvent) => void): this;
prependListener(event: 'response', listener: (response: IncomingMessage) => void): this;
prependListener(event: 'socket', listener: (socket: Socket) => void): this;
prependListener(event: 'timeout', listener: () => void): this;
prependListener(event: 'upgrade', listener: (response: IncomingMessage, socket: Socket, head: Buffer) => void): this;
prependListener(event: 'close', listener: () => void): this;
prependListener(event: 'drain', listener: () => void): this;
prependListener(event: 'error', listener: (err: Error) => void): this;
prependListener(event: 'finish', listener: () => void): this;
prependListener(event: 'pipe', listener: (src: stream.Readable) => void): this;
prependListener(event: 'unpipe', listener: (src: stream.Readable) => void): this;
prependListener(event: string | symbol, listener: (...args: any[]) => void): this;
prependOnceListener(event: 'abort', listener: () => void): this;
prependOnceListener(event: 'connect', listener: (response: IncomingMessage, socket: Socket, head: Buffer) => void): this;
prependOnceListener(event: 'continue', listener: () => void): this;
prependOnceListener(event: 'information', listener: (info: InformationEvent) => void): this;
prependOnceListener(event: 'response', listener: (response: IncomingMessage) => void): this;
prependOnceListener(event: 'socket', listener: (socket: Socket) => void): this;
prependOnceListener(event: 'timeout', listener: () => void): this;
prependOnceListener(event: 'upgrade', listener: (response: IncomingMessage, socket: Socket, head: Buffer) => void): this;
prependOnceListener(event: 'close', listener: () => void): this;
prependOnceListener(event: 'drain', listener: () => void): this;
prependOnceListener(event: 'error', listener: (err: Error) => void): this;
prependOnceListener(event: 'finish', listener: () => void): this;
prependOnceListener(event: 'pipe', listener: (src: stream.Readable) => void): this;
prependOnceListener(event: 'unpipe', listener: (src: stream.Readable) => void): this;
prependOnceListener(event: string | symbol, listener: (...args: any[]) => void): this;
}
class IncomingMessage extends stream.Readable {
constructor(socket: Socket);
aborted: boolean;
httpVersion: string;
httpVersionMajor: number;
httpVersionMinor: number;
complete: boolean;
/**
* @deprecated since v13.0.0 - Use `socket` instead.
*/
connection: Socket;
socket: Socket;
headers: IncomingHttpHeaders;
rawHeaders: string[];
trailers: NodeJS.Dict<string>;
rawTrailers: string[];
setTimeout(msecs: number, callback?: () => void): this;
/**
* Only valid for request obtained from http.Server.
*/
method?: string;
/**
* Only valid for request obtained from http.Server.
*/
url?: string;
/**
* Only valid for response obtained from http.ClientRequest.
*/
statusCode?: number;
/**
* Only valid for response obtained from http.ClientRequest.
*/
statusMessage?: string;
destroy(error?: Error): void;
}
interface AgentOptions {
/**
* Keep sockets around in a pool to be used by other requests in the future. Default = false
*/
keepAlive?: boolean;
/**
* When using HTTP KeepAlive, how often to send TCP KeepAlive packets over sockets being kept alive. Default = 1000.
* Only relevant if keepAlive is set to true.
*/
keepAliveMsecs?: number;
/**
* Maximum number of sockets to allow per host. Default for Node 0.10 is 5, default for Node 0.12 is Infinity
*/
maxSockets?: number;
/**
* Maximum number of sockets allowed for all hosts in total. Each request will use a new socket until the maximum is reached. Default: Infinity.
*/
maxTotalSockets?: number;
/**
* Maximum number of sockets to leave open in a free state. Only relevant if keepAlive is set to true. Default = 256.
*/
maxFreeSockets?: number;
/**
* Socket timeout in milliseconds. This will set the timeout after the socket is connected.
*/
timeout?: number;
/**
* Scheduling strategy to apply when picking the next free socket to use.
* @default `lifo`
*/
scheduling?: 'fifo' | 'lifo';
}
class Agent {
maxFreeSockets: number;
maxSockets: number;
maxTotalSockets: number;
readonly freeSockets: NodeJS.ReadOnlyDict<Socket[]>;
readonly sockets: NodeJS.ReadOnlyDict<Socket[]>;
readonly requests: NodeJS.ReadOnlyDict<IncomingMessage[]>;
constructor(opts?: AgentOptions);
/**
* Destroy any sockets that are currently in use by the agent.
* It is usually not necessary to do this. However, if you are using an agent with KeepAlive enabled,
* then it is best to explicitly shut down the agent when you know that it will no longer be used. Otherwise,
* sockets may hang open for quite a long time before the server terminates them.
*/
destroy(): void;
}
const METHODS: string[];
const STATUS_CODES: {
[errorCode: number]: string | undefined;
[errorCode: string]: string | undefined;
};
function createServer(requestListener?: RequestListener): Server;
function createServer(options: ServerOptions, requestListener?: RequestListener): Server;
// although RequestOptions are passed as ClientRequestArgs to ClientRequest directly,
// create interface RequestOptions would make the naming more clear to developers
interface RequestOptions extends ClientRequestArgs { }
function request(options: RequestOptions | string | URL, callback?: (res: IncomingMessage) => void): ClientRequest;
function request(url: string | URL, options: RequestOptions, callback?: (res: IncomingMessage) => void): ClientRequest;
function get(options: RequestOptions | string | URL, callback?: (res: IncomingMessage) => void): ClientRequest;
function get(url: string | URL, options: RequestOptions, callback?: (res: IncomingMessage) => void): ClientRequest;
let globalAgent: Agent;
/**
* Read-only property specifying the maximum allowed size of HTTP headers in bytes.
* Defaults to 16KB. Configurable using the `--max-http-header-size` CLI option.
*/
const maxHeaderSize: number;
/**
*
* This utility function converts a URL object into an ordinary options object as
* expected by the `http.request()` and `https.request()` APIs.
*/
function urlToHttpOptions(url: URL): ClientRequestArgs;
}
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