Commit f0131599 authored by Spark's avatar Spark
Browse files

typescript client

parent ec4d4f56
declare module 'readline' {
import { Abortable, EventEmitter } from 'events';
interface Key {
sequence?: string;
name?: string;
ctrl?: boolean;
meta?: boolean;
shift?: boolean;
}
class Interface extends EventEmitter {
readonly terminal: boolean;
// Need direct access to line/cursor data, for use in external processes
// see: https://github.com/nodejs/node/issues/30347
/** The current input data */
readonly line: string;
/** The current cursor position in the input line */
readonly cursor: number;
/**
* NOTE: According to the documentation:
*
* > Instances of the `readline.Interface` class are constructed using the
* > `readline.createInterface()` method.
*
* @see https://nodejs.org/dist/latest-v10.x/docs/api/readline.html#readline_class_interface
*/
protected constructor(input: NodeJS.ReadableStream, output?: NodeJS.WritableStream, completer?: Completer | AsyncCompleter, terminal?: boolean);
/**
* NOTE: According to the documentation:
*
* > Instances of the `readline.Interface` class are constructed using the
* > `readline.createInterface()` method.
*
* @see https://nodejs.org/dist/latest-v10.x/docs/api/readline.html#readline_class_interface
*/
protected constructor(options: ReadLineOptions);
getPrompt(): string;
setPrompt(prompt: string): void;
prompt(preserveCursor?: boolean): void;
question(query: string, callback: (answer: string) => void): void;
question(query: string, options: Abortable, callback: (answer: string) => void): void;
pause(): this;
resume(): this;
close(): void;
write(data: string | Buffer, key?: Key): void;
/**
* Returns the real position of the cursor in relation to the input
* prompt + string. Long input (wrapping) strings, as well as multiple
* line prompts are included in the calculations.
*/
getCursorPos(): CursorPos;
/**
* events.EventEmitter
* 1. close
* 2. line
* 3. pause
* 4. resume
* 5. SIGCONT
* 6. SIGINT
* 7. SIGTSTP
* 8. history
*/
addListener(event: string, listener: (...args: any[]) => void): this;
addListener(event: "close", listener: () => void): this;
addListener(event: "line", listener: (input: string) => void): this;
addListener(event: "pause", listener: () => void): this;
addListener(event: "resume", listener: () => void): this;
addListener(event: "SIGCONT", listener: () => void): this;
addListener(event: "SIGINT", listener: () => void): this;
addListener(event: "SIGTSTP", listener: () => void): this;
addListener(event: "history", listener: (history: string[]) => void): this;
emit(event: string | symbol, ...args: any[]): boolean;
emit(event: "close"): boolean;
emit(event: "line", input: string): boolean;
emit(event: "pause"): boolean;
emit(event: "resume"): boolean;
emit(event: "SIGCONT"): boolean;
emit(event: "SIGINT"): boolean;
emit(event: "SIGTSTP"): boolean;
emit(event: "history", history: string[]): boolean;
on(event: string, listener: (...args: any[]) => void): this;
on(event: "close", listener: () => void): this;
on(event: "line", listener: (input: string) => void): this;
on(event: "pause", listener: () => void): this;
on(event: "resume", listener: () => void): this;
on(event: "SIGCONT", listener: () => void): this;
on(event: "SIGINT", listener: () => void): this;
on(event: "SIGTSTP", listener: () => void): this;
on(event: "history", listener: (history: string[]) => void): this;
once(event: string, listener: (...args: any[]) => void): this;
once(event: "close", listener: () => void): this;
once(event: "line", listener: (input: string) => void): this;
once(event: "pause", listener: () => void): this;
once(event: "resume", listener: () => void): this;
once(event: "SIGCONT", listener: () => void): this;
once(event: "SIGINT", listener: () => void): this;
once(event: "SIGTSTP", listener: () => void): this;
once(event: "history", listener: (history: string[]) => void): this;
prependListener(event: string, listener: (...args: any[]) => void): this;
prependListener(event: "close", listener: () => void): this;
prependListener(event: "line", listener: (input: string) => void): this;
prependListener(event: "pause", listener: () => void): this;
prependListener(event: "resume", listener: () => void): this;
prependListener(event: "SIGCONT", listener: () => void): this;
prependListener(event: "SIGINT", listener: () => void): this;
prependListener(event: "SIGTSTP", listener: () => void): this;
prependListener(event: "history", listener: (history: string[]) => void): this;
prependOnceListener(event: string, listener: (...args: any[]) => void): this;
prependOnceListener(event: "close", listener: () => void): this;
prependOnceListener(event: "line", listener: (input: string) => void): this;
prependOnceListener(event: "pause", listener: () => void): this;
prependOnceListener(event: "resume", listener: () => void): this;
prependOnceListener(event: "SIGCONT", listener: () => void): this;
prependOnceListener(event: "SIGINT", listener: () => void): this;
prependOnceListener(event: "SIGTSTP", listener: () => void): this;
prependOnceListener(event: "history", listener: (history: string[]) => void): this;
[Symbol.asyncIterator](): AsyncIterableIterator<string>;
}
type ReadLine = Interface; // type forwarded for backwards compatibility
type Completer = (line: string) => CompleterResult;
type AsyncCompleter = (line: string, callback: (err?: null | Error, result?: CompleterResult) => void) => any;
type CompleterResult = [string[], string];
interface ReadLineOptions {
input: NodeJS.ReadableStream;
output?: NodeJS.WritableStream;
completer?: Completer | AsyncCompleter;
terminal?: boolean;
/**
* Initial list of history lines. This option makes sense
* only if `terminal` is set to `true` by the user or by an internal `output`
* check, otherwise the history caching mechanism is not initialized at all.
* @default []
*/
history?: string[];
historySize?: number;
prompt?: string;
crlfDelay?: number;
/**
* If `true`, when a new input line added
* to the history list duplicates an older one, this removes the older line
* from the list.
* @default false
*/
removeHistoryDuplicates?: boolean;
escapeCodeTimeout?: number;
tabSize?: number;
}
function createInterface(input: NodeJS.ReadableStream, output?: NodeJS.WritableStream, completer?: Completer | AsyncCompleter, terminal?: boolean): Interface;
function createInterface(options: ReadLineOptions): Interface;
function emitKeypressEvents(stream: NodeJS.ReadableStream, readlineInterface?: Interface): void;
type Direction = -1 | 0 | 1;
interface CursorPos {
rows: number;
cols: number;
}
/**
* Clears the current line of this WriteStream in a direction identified by `dir`.
*/
function clearLine(stream: NodeJS.WritableStream, dir: Direction, callback?: () => void): boolean;
/**
* Clears this `WriteStream` from the current cursor down.
*/
function clearScreenDown(stream: NodeJS.WritableStream, callback?: () => void): boolean;
/**
* Moves this WriteStream's cursor to the specified position.
*/
function cursorTo(stream: NodeJS.WritableStream, x: number, y?: number, callback?: () => void): boolean;
/**
* Moves this WriteStream's cursor relative to its current position.
*/
function moveCursor(stream: NodeJS.WritableStream, dx: number, dy: number, callback?: () => void): boolean;
}
declare module 'repl' {
import { Interface, Completer, AsyncCompleter } from 'readline';
import { Context } from 'vm';
import { InspectOptions } from 'util';
interface ReplOptions {
/**
* The input prompt to display.
* @default "> "
*/
prompt?: string;
/**
* The `Readable` stream from which REPL input will be read.
* @default process.stdin
*/
input?: NodeJS.ReadableStream;
/**
* The `Writable` stream to which REPL output will be written.
* @default process.stdout
*/
output?: NodeJS.WritableStream;
/**
* If `true`, specifies that the output should be treated as a TTY terminal, and have
* ANSI/VT100 escape codes written to it.
* Default: checking the value of the `isTTY` property on the output stream upon
* instantiation.
*/
terminal?: boolean;
/**
* The function to be used when evaluating each given line of input.
* Default: an async wrapper for the JavaScript `eval()` function. An `eval` function can
* error with `repl.Recoverable` to indicate the input was incomplete and prompt for
* additional lines.
*
* @see https://nodejs.org/dist/latest-v10.x/docs/api/repl.html#repl_default_evaluation
* @see https://nodejs.org/dist/latest-v10.x/docs/api/repl.html#repl_custom_evaluation_functions
*/
eval?: REPLEval;
/**
* Defines if the repl prints output previews or not.
* @default `true` Always `false` in case `terminal` is falsy.
*/
preview?: boolean;
/**
* If `true`, specifies that the default `writer` function should include ANSI color
* styling to REPL output. If a custom `writer` function is provided then this has no
* effect.
* Default: the REPL instance's `terminal` value.
*/
useColors?: boolean;
/**
* If `true`, specifies that the default evaluation function will use the JavaScript
* `global` as the context as opposed to creating a new separate context for the REPL
* instance. The node CLI REPL sets this value to `true`.
* Default: `false`.
*/
useGlobal?: boolean;
/**
* If `true`, specifies that the default writer will not output the return value of a
* command if it evaluates to `undefined`.
* Default: `false`.
*/
ignoreUndefined?: boolean;
/**
* The function to invoke to format the output of each command before writing to `output`.
* Default: a wrapper for `util.inspect`.
*
* @see https://nodejs.org/dist/latest-v10.x/docs/api/repl.html#repl_customizing_repl_output
*/
writer?: REPLWriter;
/**
* An optional function used for custom Tab auto completion.
*
* @see https://nodejs.org/dist/latest-v11.x/docs/api/readline.html#readline_use_of_the_completer_function
*/
completer?: Completer | AsyncCompleter;
/**
* A flag that specifies whether the default evaluator executes all JavaScript commands in
* strict mode or default (sloppy) mode.
* Accepted values are:
* - `repl.REPL_MODE_SLOPPY` - evaluates expressions in sloppy mode.
* - `repl.REPL_MODE_STRICT` - evaluates expressions in strict mode. This is equivalent to
* prefacing every repl statement with `'use strict'`.
*/
replMode?: typeof REPL_MODE_SLOPPY | typeof REPL_MODE_STRICT;
/**
* Stop evaluating the current piece of code when `SIGINT` is received, i.e. `Ctrl+C` is
* pressed. This cannot be used together with a custom `eval` function.
* Default: `false`.
*/
breakEvalOnSigint?: boolean;
}
type REPLEval = (this: REPLServer, evalCmd: string, context: Context, file: string, cb: (err: Error | null, result: any) => void) => void;
type REPLWriter = (this: REPLServer, obj: any) => string;
/**
* This is the default "writer" value, if none is passed in the REPL options,
* and it can be overridden by custom print functions.
*/
const writer: REPLWriter & { options: InspectOptions };
type REPLCommandAction = (this: REPLServer, text: string) => void;
interface REPLCommand {
/**
* Help text to be displayed when `.help` is entered.
*/
help?: string;
/**
* The function to execute, optionally accepting a single string argument.
*/
action: REPLCommandAction;
}
/**
* Provides a customizable Read-Eval-Print-Loop (REPL).
*
* Instances of `repl.REPLServer` will accept individual lines of user input, evaluate those
* according to a user-defined evaluation function, then output the result. Input and output
* may be from `stdin` and `stdout`, respectively, or may be connected to any Node.js `stream`.
*
* Instances of `repl.REPLServer` support automatic completion of inputs, simplistic Emacs-style
* line editing, multi-line inputs, ANSI-styled output, saving and restoring current REPL session
* state, error recovery, and customizable evaluation functions.
*
* Instances of `repl.REPLServer` are created using the `repl.start()` method and _should not_
* be created directly using the JavaScript `new` keyword.
*
* @see https://nodejs.org/dist/latest-v10.x/docs/api/repl.html#repl_repl
*/
class REPLServer extends Interface {
/**
* The `vm.Context` provided to the `eval` function to be used for JavaScript
* evaluation.
*/
readonly context: Context;
/**
* @deprecated since v14.3.0 - Use `input` instead.
*/
readonly inputStream: NodeJS.ReadableStream;
/**
* @deprecated since v14.3.0 - Use `output` instead.
*/
readonly outputStream: NodeJS.WritableStream;
/**
* The `Readable` stream from which REPL input will be read.
*/
readonly input: NodeJS.ReadableStream;
/**
* The `Writable` stream to which REPL output will be written.
*/
readonly output: NodeJS.WritableStream;
/**
* The commands registered via `replServer.defineCommand()`.
*/
readonly commands: NodeJS.ReadOnlyDict<REPLCommand>;
/**
* A value indicating whether the REPL is currently in "editor mode".
*
* @see https://nodejs.org/dist/latest-v10.x/docs/api/repl.html#repl_commands_and_special_keys
*/
readonly editorMode: boolean;
/**
* A value indicating whether the `_` variable has been assigned.
*
* @see https://nodejs.org/dist/latest-v10.x/docs/api/repl.html#repl_assignment_of_the_underscore_variable
*/
readonly underscoreAssigned: boolean;
/**
* The last evaluation result from the REPL (assigned to the `_` variable inside of the REPL).
*
* @see https://nodejs.org/dist/latest-v10.x/docs/api/repl.html#repl_assignment_of_the_underscore_variable
*/
readonly last: any;
/**
* A value indicating whether the `_error` variable has been assigned.
*
* @since v9.8.0
* @see https://nodejs.org/dist/latest-v10.x/docs/api/repl.html#repl_assignment_of_the_underscore_variable
*/
readonly underscoreErrAssigned: boolean;
/**
* The last error raised inside the REPL (assigned to the `_error` variable inside of the REPL).
*
* @since v9.8.0
* @see https://nodejs.org/dist/latest-v10.x/docs/api/repl.html#repl_assignment_of_the_underscore_variable
*/
readonly lastError: any;
/**
* Specified in the REPL options, this is the function to be used when evaluating each
* given line of input. If not specified in the REPL options, this is an async wrapper
* for the JavaScript `eval()` function.
*/
readonly eval: REPLEval;
/**
* Specified in the REPL options, this is a value indicating whether the default
* `writer` function should include ANSI color styling to REPL output.
*/
readonly useColors: boolean;
/**
* Specified in the REPL options, this is a value indicating whether the default `eval`
* function will use the JavaScript `global` as the context as opposed to creating a new
* separate context for the REPL instance.
*/
readonly useGlobal: boolean;
/**
* Specified in the REPL options, this is a value indicating whether the default `writer`
* function should output the result of a command if it evaluates to `undefined`.
*/
readonly ignoreUndefined: boolean;
/**
* Specified in the REPL options, this is the function to invoke to format the output of
* each command before writing to `outputStream`. If not specified in the REPL options,
* this will be a wrapper for `util.inspect`.
*/
readonly writer: REPLWriter;
/**
* Specified in the REPL options, this is the function to use for custom Tab auto-completion.
*/
readonly completer: Completer | AsyncCompleter;
/**
* Specified in the REPL options, this is a flag that specifies whether the default `eval`
* function should execute all JavaScript commands in strict mode or default (sloppy) mode.
* Possible values are:
* - `repl.REPL_MODE_SLOPPY` - evaluates expressions in sloppy mode.
* - `repl.REPL_MODE_STRICT` - evaluates expressions in strict mode. This is equivalent to
* prefacing every repl statement with `'use strict'`.
*/
readonly replMode: typeof REPL_MODE_SLOPPY | typeof REPL_MODE_STRICT;
/**
* NOTE: According to the documentation:
*
* > Instances of `repl.REPLServer` are created using the `repl.start()` method and
* > _should not_ be created directly using the JavaScript `new` keyword.
*
* `REPLServer` cannot be subclassed due to implementation specifics in NodeJS.
*
* @see https://nodejs.org/dist/latest-v10.x/docs/api/repl.html#repl_class_replserver
*/
private constructor();
/**
* Used to add new `.`-prefixed commands to the REPL instance. Such commands are invoked
* by typing a `.` followed by the `keyword`.
*
* @param keyword The command keyword (_without_ a leading `.` character).
* @param cmd The function to invoke when the command is processed.
*
* @see https://nodejs.org/dist/latest-v10.x/docs/api/repl.html#repl_replserver_definecommand_keyword_cmd
*/
defineCommand(keyword: string, cmd: REPLCommandAction | REPLCommand): void;
/**
* Readies the REPL instance for input from the user, printing the configured `prompt` to a
* new line in the `output` and resuming the `input` to accept new input.
*
* When multi-line input is being entered, an ellipsis is printed rather than the 'prompt'.
*
* This method is primarily intended to be called from within the action function for
* commands registered using the `replServer.defineCommand()` method.
*
* @param preserveCursor When `true`, the cursor placement will not be reset to `0`.
*/
displayPrompt(preserveCursor?: boolean): void;
/**
* Clears any command that has been buffered but not yet executed.
*
* This method is primarily intended to be called from within the action function for
* commands registered using the `replServer.defineCommand()` method.
*
* @since v9.0.0
*/
clearBufferedCommand(): void;
/**
* Initializes a history log file for the REPL instance. When executing the
* Node.js binary and using the command line REPL, a history file is initialized
* by default. However, this is not the case when creating a REPL
* programmatically. Use this method to initialize a history log file when working
* with REPL instances programmatically.
* @param path The path to the history file
*/
setupHistory(path: string, cb: (err: Error | null, repl: this) => void): void;
/**
* events.EventEmitter
* 1. close - inherited from `readline.Interface`
* 2. line - inherited from `readline.Interface`
* 3. pause - inherited from `readline.Interface`
* 4. resume - inherited from `readline.Interface`
* 5. SIGCONT - inherited from `readline.Interface`
* 6. SIGINT - inherited from `readline.Interface`
* 7. SIGTSTP - inherited from `readline.Interface`
* 8. exit
* 9. reset
*/
addListener(event: string, listener: (...args: any[]) => void): this;
addListener(event: "close", listener: () => void): this;
addListener(event: "line", listener: (input: string) => void): this;
addListener(event: "pause", listener: () => void): this;
addListener(event: "resume", listener: () => void): this;
addListener(event: "SIGCONT", listener: () => void): this;
addListener(event: "SIGINT", listener: () => void): this;
addListener(event: "SIGTSTP", listener: () => void): this;
addListener(event: "exit", listener: () => void): this;
addListener(event: "reset", listener: (context: Context) => void): this;
emit(event: string | symbol, ...args: any[]): boolean;
emit(event: "close"): boolean;
emit(event: "line", input: string): boolean;
emit(event: "pause"): boolean;
emit(event: "resume"): boolean;
emit(event: "SIGCONT"): boolean;
emit(event: "SIGINT"): boolean;
emit(event: "SIGTSTP"): boolean;
emit(event: "exit"): boolean;
emit(event: "reset", context: Context): boolean;
on(event: string, listener: (...args: any[]) => void): this;
on(event: "close", listener: () => void): this;
on(event: "line", listener: (input: string) => void): this;
on(event: "pause", listener: () => void): this;
on(event: "resume", listener: () => void): this;
on(event: "SIGCONT", listener: () => void): this;
on(event: "SIGINT", listener: () => void): this;
on(event: "SIGTSTP", listener: () => void): this;
on(event: "exit", listener: () => void): this;
on(event: "reset", listener: (context: Context) => void): this;
once(event: string, listener: (...args: any[]) => void): this;
once(event: "close", listener: () => void): this;
once(event: "line", listener: (input: string) => void): this;
once(event: "pause", listener: () => void): this;
once(event: "resume", listener: () => void): this;
once(event: "SIGCONT", listener: () => void): this;
once(event: "SIGINT", listener: () => void): this;
once(event: "SIGTSTP", listener: () => void): this;
once(event: "exit", listener: () => void): this;
once(event: "reset", listener: (context: Context) => void): this;
prependListener(event: string, listener: (...args: any[]) => void): this;
prependListener(event: "close", listener: () => void): this;
prependListener(event: "line", listener: (input: string) => void): this;
prependListener(event: "pause", listener: () => void): this;
prependListener(event: "resume", listener: () => void): this;
prependListener(event: "SIGCONT", listener: () => void): this;
prependListener(event: "SIGINT", listener: () => void): this;
prependListener(event: "SIGTSTP", listener: () => void): this;
prependListener(event: "exit", listener: () => void): this;
prependListener(event: "reset", listener: (context: Context) => void): this;
prependOnceListener(event: string, listener: (...args: any[]) => void): this;
prependOnceListener(event: "close", listener: () => void): this;
prependOnceListener(event: "line", listener: (input: string) => void): this;
prependOnceListener(event: "pause", listener: () => void): this;
prependOnceListener(event: "resume", listener: () => void): this;
prependOnceListener(event: "SIGCONT", listener: () => void): this;
prependOnceListener(event: "SIGINT", listener: () => void): this;
prependOnceListener(event: "SIGTSTP", listener: () => void): this;
prependOnceListener(event: "exit", listener: () => void): this;
prependOnceListener(event: "reset", listener: (context: Context) => void): this;
}
/**
* A flag passed in the REPL options. Evaluates expressions in sloppy mode.
*/
const REPL_MODE_SLOPPY: unique symbol;
/**
* A flag passed in the REPL options. Evaluates expressions in strict mode.
* This is equivalent to prefacing every repl statement with `'use strict'`.
*/
const REPL_MODE_STRICT: unique symbol;
/**
* Creates and starts a `repl.REPLServer` instance.
*
* @param options The options for the `REPLServer`. If `options` is a string, then it specifies
* the input prompt.
*/
function start(options?: string | ReplOptions): REPLServer;
/**
* Indicates a recoverable error that a `REPLServer` can use to support multi-line input.
*
* @see https://nodejs.org/dist/latest-v10.x/docs/api/repl.html#repl_recoverable_errors
*/
class Recoverable extends SyntaxError {
err: Error;
constructor(err: Error);
}
}
declare module 'stream' {
import { EventEmitter, Abortable } from 'events';
import * as streamPromises from "stream/promises";
class internal extends EventEmitter {
pipe<T extends NodeJS.WritableStream>(destination: T, options?: { end?: boolean; }): T;
}
namespace internal {
class Stream extends internal {
constructor(opts?: ReadableOptions);
}
interface StreamOptions<T extends Stream> extends Abortable {
emitClose?: boolean;
highWaterMark?: number;
objectMode?: boolean;
construct?(this: T, callback: (error?: Error | null) => void): void;
destroy?(this: T, error: Error | null, callback: (error: Error | null) => void): void;
autoDestroy?: boolean;
}
interface ReadableOptions extends StreamOptions<Readable> {
encoding?: BufferEncoding;
read?(this: Readable, size: number): void;
}
class Readable extends Stream implements NodeJS.ReadableStream {
/**
* A utility method for creating Readable Streams out of iterators.
*/
static from(iterable: Iterable<any> | AsyncIterable<any>, options?: ReadableOptions): Readable;
readable: boolean;
readonly readableEncoding: BufferEncoding | null;
readonly readableEnded: boolean;
readonly readableFlowing: boolean | null;
readonly readableHighWaterMark: number;
readonly readableLength: number;
readonly readableObjectMode: boolean;
destroyed: boolean;
constructor(opts?: ReadableOptions);
_construct?(callback: (error?: Error | null) => void): void;
_read(size: number): void;
read(size?: number): any;
setEncoding(encoding: BufferEncoding): this;
pause(): this;
resume(): this;
isPaused(): boolean;
unpipe(destination?: NodeJS.WritableStream): this;
unshift(chunk: any, encoding?: BufferEncoding): void;
wrap(oldStream: NodeJS.ReadableStream): this;
push(chunk: any, encoding?: BufferEncoding): boolean;
_destroy(error: Error | null, callback: (error?: Error | null) => void): void;
destroy(error?: Error): void;
/**
* Event emitter
* The defined events on documents including:
* 1. close
* 2. data
* 3. end
* 4. error
* 5. pause
* 6. readable
* 7. resume
*/
addListener(event: "close", listener: () => void): this;
addListener(event: "data", listener: (chunk: any) => void): this;
addListener(event: "end", listener: () => void): this;
addListener(event: "error", listener: (err: Error) => void): this;
addListener(event: "pause", listener: () => void): this;
addListener(event: "readable", listener: () => void): this;
addListener(event: "resume", listener: () => void): this;
addListener(event: string | symbol, listener: (...args: any[]) => void): this;
emit(event: "close"): boolean;
emit(event: "data", chunk: any): boolean;
emit(event: "end"): boolean;
emit(event: "error", err: Error): boolean;
emit(event: "pause"): boolean;
emit(event: "readable"): boolean;
emit(event: "resume"): boolean;
emit(event: string | symbol, ...args: any[]): boolean;
on(event: "close", listener: () => void): this;
on(event: "data", listener: (chunk: any) => void): this;
on(event: "end", listener: () => void): this;
on(event: "error", listener: (err: Error) => void): this;
on(event: "pause", listener: () => void): this;
on(event: "readable", 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: any) => void): this;
once(event: "end", listener: () => void): this;
once(event: "error", listener: (err: Error) => void): this;
once(event: "pause", listener: () => void): this;
once(event: "readable", 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: any) => void): this;
prependListener(event: "end", listener: () => void): this;
prependListener(event: "error", listener: (err: Error) => void): this;
prependListener(event: "pause", listener: () => void): this;
prependListener(event: "readable", 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: any) => void): this;
prependOnceListener(event: "end", listener: () => void): this;
prependOnceListener(event: "error", listener: (err: Error) => void): this;
prependOnceListener(event: "pause", listener: () => void): this;
prependOnceListener(event: "readable", listener: () => void): this;
prependOnceListener(event: "resume", listener: () => void): this;
prependOnceListener(event: string | symbol, listener: (...args: any[]) => void): this;
removeListener(event: "close", listener: () => void): this;
removeListener(event: "data", listener: (chunk: any) => void): this;
removeListener(event: "end", listener: () => void): this;
removeListener(event: "error", listener: (err: Error) => void): this;
removeListener(event: "pause", listener: () => void): this;
removeListener(event: "readable", listener: () => void): this;
removeListener(event: "resume", listener: () => void): this;
removeListener(event: string | symbol, listener: (...args: any[]) => void): this;
[Symbol.asyncIterator](): AsyncIterableIterator<any>;
}
interface WritableOptions extends StreamOptions<Writable> {
decodeStrings?: boolean;
defaultEncoding?: BufferEncoding;
write?(this: Writable, chunk: any, encoding: BufferEncoding, callback: (error?: Error | null) => void): void;
writev?(this: Writable, chunks: Array<{ chunk: any, encoding: BufferEncoding }>, callback: (error?: Error | null) => void): void;
final?(this: Writable, callback: (error?: Error | null) => void): void;
}
class Writable extends Stream implements NodeJS.WritableStream {
readonly writable: boolean;
readonly writableEnded: boolean;
readonly writableFinished: boolean;
readonly writableHighWaterMark: number;
readonly writableLength: number;
readonly writableObjectMode: boolean;
readonly writableCorked: number;
destroyed: boolean;
constructor(opts?: WritableOptions);
_write(chunk: any, encoding: BufferEncoding, callback: (error?: Error | null) => void): void;
_writev?(chunks: Array<{ chunk: any, encoding: BufferEncoding }>, callback: (error?: Error | null) => void): void;
_construct?(callback: (error?: Error | null) => void): void;
_destroy(error: Error | null, callback: (error?: Error | null) => void): void;
_final(callback: (error?: Error | null) => void): void;
write(chunk: any, cb?: (error: Error | null | undefined) => void): boolean;
write(chunk: any, encoding: BufferEncoding, cb?: (error: Error | null | undefined) => void): boolean;
setDefaultEncoding(encoding: BufferEncoding): this;
end(cb?: () => void): void;
end(chunk: any, cb?: () => void): void;
end(chunk: any, encoding: BufferEncoding, cb?: () => void): void;
cork(): void;
uncork(): void;
destroy(error?: Error): void;
/**
* Event emitter
* The defined events on documents including:
* 1. close
* 2. drain
* 3. error
* 4. finish
* 5. pipe
* 6. unpipe
*/
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: Readable) => void): this;
addListener(event: "unpipe", listener: (src: Readable) => void): this;
addListener(event: string | symbol, listener: (...args: any[]) => void): this;
emit(event: "close"): boolean;
emit(event: "drain"): boolean;
emit(event: "error", err: Error): boolean;
emit(event: "finish"): boolean;
emit(event: "pipe", src: Readable): boolean;
emit(event: "unpipe", src: Readable): boolean;
emit(event: string | symbol, ...args: any[]): boolean;
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: Readable) => void): this;
on(event: "unpipe", listener: (src: 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: "pipe", listener: (src: Readable) => void): this;
once(event: "unpipe", listener: (src: 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: "pipe", listener: (src: Readable) => void): this;
prependListener(event: "unpipe", listener: (src: 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: "pipe", listener: (src: Readable) => void): this;
prependOnceListener(event: "unpipe", listener: (src: Readable) => void): this;
prependOnceListener(event: string | symbol, listener: (...args: any[]) => void): this;
removeListener(event: "close", listener: () => void): this;
removeListener(event: "drain", listener: () => void): this;
removeListener(event: "error", listener: (err: Error) => void): this;
removeListener(event: "finish", listener: () => void): this;
removeListener(event: "pipe", listener: (src: Readable) => void): this;
removeListener(event: "unpipe", listener: (src: Readable) => void): this;
removeListener(event: string | symbol, listener: (...args: any[]) => void): this;
}
interface DuplexOptions extends ReadableOptions, WritableOptions {
allowHalfOpen?: boolean;
readableObjectMode?: boolean;
writableObjectMode?: boolean;
readableHighWaterMark?: number;
writableHighWaterMark?: number;
writableCorked?: number;
construct?(this: Duplex, callback: (error?: Error | null) => void): void;
read?(this: Duplex, size: number): void;
write?(this: Duplex, chunk: any, encoding: BufferEncoding, callback: (error?: Error | null) => void): void;
writev?(this: Duplex, chunks: Array<{ chunk: any, encoding: BufferEncoding }>, callback: (error?: Error | null) => void): void;
final?(this: Duplex, callback: (error?: Error | null) => void): void;
destroy?(this: Duplex, error: Error | null, callback: (error: Error | null) => void): void;
}
// Note: Duplex extends both Readable and Writable.
class Duplex extends Readable implements Writable {
readonly writable: boolean;
readonly writableEnded: boolean;
readonly writableFinished: boolean;
readonly writableHighWaterMark: number;
readonly writableLength: number;
readonly writableObjectMode: boolean;
readonly writableCorked: number;
constructor(opts?: DuplexOptions);
_write(chunk: any, encoding: BufferEncoding, callback: (error?: Error | null) => void): void;
_writev?(chunks: Array<{ chunk: any, encoding: BufferEncoding }>, callback: (error?: Error | null) => void): void;
_destroy(error: Error | null, callback: (error: Error | null) => void): void;
_final(callback: (error?: Error | null) => void): void;
write(chunk: any, encoding?: BufferEncoding, cb?: (error: Error | null | undefined) => void): boolean;
write(chunk: any, cb?: (error: Error | null | undefined) => void): boolean;
setDefaultEncoding(encoding: BufferEncoding): this;
end(cb?: () => void): void;
end(chunk: any, cb?: () => void): void;
end(chunk: any, encoding?: BufferEncoding, cb?: () => void): void;
cork(): void;
uncork(): void;
}
type TransformCallback = (error?: Error | null, data?: any) => void;
interface TransformOptions extends DuplexOptions {
construct?(this: Transform, callback: (error?: Error | null) => void): void;
read?(this: Transform, size: number): void;
write?(this: Transform, chunk: any, encoding: BufferEncoding, callback: (error?: Error | null) => void): void;
writev?(this: Transform, chunks: Array<{ chunk: any, encoding: BufferEncoding }>, callback: (error?: Error | null) => void): void;
final?(this: Transform, callback: (error?: Error | null) => void): void;
destroy?(this: Transform, error: Error | null, callback: (error: Error | null) => void): void;
transform?(this: Transform, chunk: any, encoding: BufferEncoding, callback: TransformCallback): void;
flush?(this: Transform, callback: TransformCallback): void;
}
class Transform extends Duplex {
constructor(opts?: TransformOptions);
_transform(chunk: any, encoding: BufferEncoding, callback: TransformCallback): void;
_flush(callback: TransformCallback): void;
}
class PassThrough extends Transform { }
/**
* Attaches an AbortSignal to a readable or writeable stream. This lets code
* control stream destruction using an `AbortController`.
*
* Calling `abort` on the `AbortController` corresponding to the passed
* `AbortSignal` will behave the same way as calling `.destroy(new AbortError())`
* on the stream.
*/
function addAbortSignal<T extends Stream>(signal: AbortSignal, stream: T): T;
interface FinishedOptions extends Abortable {
error?: boolean;
readable?: boolean;
writable?: boolean;
}
function finished(stream: NodeJS.ReadableStream | NodeJS.WritableStream | NodeJS.ReadWriteStream, options: FinishedOptions, callback: (err?: NodeJS.ErrnoException | null) => void): () => void;
function finished(stream: NodeJS.ReadableStream | NodeJS.WritableStream | NodeJS.ReadWriteStream, callback: (err?: NodeJS.ErrnoException | null) => void): () => void;
namespace finished {
function __promisify__(stream: NodeJS.ReadableStream | NodeJS.WritableStream | NodeJS.ReadWriteStream, options?: FinishedOptions): Promise<void>;
}
type PipelineSourceFunction<T> = () => Iterable<T> | AsyncIterable<T>;
type PipelineSource<T> = Iterable<T> | AsyncIterable<T> | NodeJS.ReadableStream | PipelineSourceFunction<T>;
type PipelineTransform<S extends PipelineTransformSource<any>, U> =
NodeJS.ReadWriteStream |
((source: S extends (...args: any[]) => Iterable<infer ST> | AsyncIterable<infer ST> ?
AsyncIterable<ST> : S) => AsyncIterable<U>);
type PipelineTransformSource<T> = PipelineSource<T> | PipelineTransform<any, T>;
type PipelineDestinationIterableFunction<T> = (source: AsyncIterable<T>) => AsyncIterable<any>;
type PipelineDestinationPromiseFunction<T, P> = (source: AsyncIterable<T>) => Promise<P>;
type PipelineDestination<S extends PipelineTransformSource<any>, P> =
S extends PipelineTransformSource<infer ST> ?
(NodeJS.WritableStream | PipelineDestinationIterableFunction<ST> | PipelineDestinationPromiseFunction<ST, P>) : never;
type PipelineCallback<S extends PipelineDestination<any, any>> =
S extends PipelineDestinationPromiseFunction<any, infer P> ? (err: NodeJS.ErrnoException | null, value: P) => void :
(err: NodeJS.ErrnoException | null) => void;
type PipelinePromise<S extends PipelineDestination<any, any>> =
S extends PipelineDestinationPromiseFunction<any, infer P> ? Promise<P> : Promise<void>;
interface PipelineOptions {
signal: AbortSignal;
}
function pipeline<A extends PipelineSource<any>,
B extends PipelineDestination<A, any>>(
source: A,
destination: B,
callback?: PipelineCallback<B>
): B extends NodeJS.WritableStream ? B : NodeJS.WritableStream;
function pipeline<A extends PipelineSource<any>,
T1 extends PipelineTransform<A, any>,
B extends PipelineDestination<T1, any>>(
source: A,
transform1: T1,
destination: B,
callback?: PipelineCallback<B>
): B extends NodeJS.WritableStream ? B : NodeJS.WritableStream;
function pipeline<A extends PipelineSource<any>,
T1 extends PipelineTransform<A, any>,
T2 extends PipelineTransform<T1, any>,
B extends PipelineDestination<T2, any>>(
source: A,
transform1: T1,
transform2: T2,
destination: B,
callback?: PipelineCallback<B>
): B extends NodeJS.WritableStream ? B : NodeJS.WritableStream;
function pipeline<A extends PipelineSource<any>,
T1 extends PipelineTransform<A, any>,
T2 extends PipelineTransform<T1, any>,
T3 extends PipelineTransform<T2, any>,
B extends PipelineDestination<T3, any>>(
source: A,
transform1: T1,
transform2: T2,
transform3: T3,
destination: B,
callback?: PipelineCallback<B>
): B extends NodeJS.WritableStream ? B : NodeJS.WritableStream;
function pipeline<A extends PipelineSource<any>,
T1 extends PipelineTransform<A, any>,
T2 extends PipelineTransform<T1, any>,
T3 extends PipelineTransform<T2, any>,
T4 extends PipelineTransform<T3, any>,
B extends PipelineDestination<T4, any>>(
source: A,
transform1: T1,
transform2: T2,
transform3: T3,
transform4: T4,
destination: B,
callback?: PipelineCallback<B>
): B extends NodeJS.WritableStream ? B : NodeJS.WritableStream;
function pipeline(
streams: ReadonlyArray<NodeJS.ReadableStream | NodeJS.WritableStream | NodeJS.ReadWriteStream>,
callback?: (err: NodeJS.ErrnoException | null) => void,
): NodeJS.WritableStream;
function pipeline(
stream1: NodeJS.ReadableStream,
stream2: NodeJS.ReadWriteStream | NodeJS.WritableStream,
...streams: Array<NodeJS.ReadWriteStream | NodeJS.WritableStream | ((err: NodeJS.ErrnoException | null) => void)>,
): NodeJS.WritableStream;
namespace pipeline {
function __promisify__<A extends PipelineSource<any>,
B extends PipelineDestination<A, any>>(
source: A,
destination: B,
options?: PipelineOptions
): PipelinePromise<B>;
function __promisify__<A extends PipelineSource<any>,
T1 extends PipelineTransform<A, any>,
B extends PipelineDestination<T1, any>>(
source: A,
transform1: T1,
destination: B,
options?: PipelineOptions,
): PipelinePromise<B>;
function __promisify__<A extends PipelineSource<any>,
T1 extends PipelineTransform<A, any>,
T2 extends PipelineTransform<T1, any>,
B extends PipelineDestination<T2, any>>(
source: A,
transform1: T1,
transform2: T2,
destination: B,
options?: PipelineOptions
): PipelinePromise<B>;
function __promisify__<A extends PipelineSource<any>,
T1 extends PipelineTransform<A, any>,
T2 extends PipelineTransform<T1, any>,
T3 extends PipelineTransform<T2, any>,
B extends PipelineDestination<T3, any>>(
source: A,
transform1: T1,
transform2: T2,
transform3: T3,
destination: B,
options?: PipelineOptions
): PipelinePromise<B>;
function __promisify__<A extends PipelineSource<any>,
T1 extends PipelineTransform<A, any>,
T2 extends PipelineTransform<T1, any>,
T3 extends PipelineTransform<T2, any>,
T4 extends PipelineTransform<T3, any>,
B extends PipelineDestination<T4, any>>(
source: A,
transform1: T1,
transform2: T2,
transform3: T3,
transform4: T4,
destination: B,
options?: PipelineOptions
): PipelinePromise<B>;
function __promisify__(
streams: ReadonlyArray<NodeJS.ReadableStream | NodeJS.WritableStream | NodeJS.ReadWriteStream>,
options?: PipelineOptions
): Promise<void>;
function __promisify__(
stream1: NodeJS.ReadableStream,
stream2: NodeJS.ReadWriteStream | NodeJS.WritableStream,
...streams: Array<NodeJS.ReadWriteStream | NodeJS.WritableStream | PipelineOptions>,
): Promise<void>;
}
interface Pipe {
close(): void;
hasRef(): boolean;
ref(): void;
unref(): void;
}
const promises: typeof streamPromises;
}
export = internal;
}
declare module "stream/promises" {
import { FinishedOptions, PipelineSource, PipelineTransform,
PipelineDestination, PipelinePromise, PipelineOptions } from "stream";
function finished(stream: NodeJS.ReadableStream | NodeJS.WritableStream | NodeJS.ReadWriteStream, options?: FinishedOptions): Promise<void>;
function pipeline<A extends PipelineSource<any>,
B extends PipelineDestination<A, any>>(
source: A,
destination: B,
options?: PipelineOptions
): PipelinePromise<B>;
function pipeline<A extends PipelineSource<any>,
T1 extends PipelineTransform<A, any>,
B extends PipelineDestination<T1, any>>(
source: A,
transform1: T1,
destination: B,
options?: PipelineOptions
): PipelinePromise<B>;
function pipeline<A extends PipelineSource<any>,
T1 extends PipelineTransform<A, any>,
T2 extends PipelineTransform<T1, any>,
B extends PipelineDestination<T2, any>>(
source: A,
transform1: T1,
transform2: T2,
destination: B,
options?: PipelineOptions
): PipelinePromise<B>;
function pipeline<A extends PipelineSource<any>,
T1 extends PipelineTransform<A, any>,
T2 extends PipelineTransform<T1, any>,
T3 extends PipelineTransform<T2, any>,
B extends PipelineDestination<T3, any>>(
source: A,
transform1: T1,
transform2: T2,
transform3: T3,
destination: B,
options?: PipelineOptions
): PipelinePromise<B>;
function pipeline<A extends PipelineSource<any>,
T1 extends PipelineTransform<A, any>,
T2 extends PipelineTransform<T1, any>,
T3 extends PipelineTransform<T2, any>,
T4 extends PipelineTransform<T3, any>,
B extends PipelineDestination<T4, any>>(
source: A,
transform1: T1,
transform2: T2,
transform3: T3,
transform4: T4,
destination: B,
options?: PipelineOptions
): PipelinePromise<B>;
function pipeline(
streams: ReadonlyArray<NodeJS.ReadableStream | NodeJS.WritableStream | NodeJS.ReadWriteStream>,
options?: PipelineOptions
): Promise<void>;
function pipeline(
stream1: NodeJS.ReadableStream,
stream2: NodeJS.ReadWriteStream | NodeJS.WritableStream,
...streams: Array<NodeJS.ReadWriteStream | NodeJS.WritableStream | PipelineOptions>,
): Promise<void>;
}
declare module 'string_decoder' {
class StringDecoder {
constructor(encoding?: BufferEncoding);
write(buffer: Buffer): string;
end(buffer?: Buffer): string;
}
}
declare module 'timers' {
import { Abortable } from 'events';
interface TimerOptions extends Abortable {
/**
* Set to `false` to indicate that the scheduled `Timeout`
* should not require the Node.js event loop to remain active.
* @default true
*/
ref?: boolean;
}
function setTimeout(callback: (...args: any[]) => void, ms?: number, ...args: any[]): NodeJS.Timeout;
namespace setTimeout {
function __promisify__(ms: number): Promise<void>;
function __promisify__<T>(ms: number, value: T, options?: TimerOptions): Promise<T>;
}
function clearTimeout(timeoutId: NodeJS.Timeout): void;
function setInterval(callback: (...args: any[]) => void, ms?: number, ...args: any[]): NodeJS.Timeout;
function clearInterval(intervalId: NodeJS.Timeout): void;
function setImmediate(callback: (...args: any[]) => void, ...args: any[]): NodeJS.Immediate;
namespace setImmediate {
function __promisify__(): Promise<void>;
function __promisify__<T>(value: T, options?: TimerOptions): Promise<T>;
}
function clearImmediate(immediateId: NodeJS.Immediate): void;
}
declare module 'timers/promises' {
import { TimerOptions } from 'timers';
/**
* Returns a promise that resolves after the specified delay in milliseconds.
* @param delay defaults to 1
*/
function setTimeout<T = void>(delay?: number, value?: T, options?: TimerOptions): Promise<T>;
/**
* Returns a promise that resolves in the next tick.
*/
function setImmediate<T = void>(value?: T, options?: TimerOptions): Promise<T>;
/**
*
* Returns an async iterator that generates values in an interval of delay ms.
* @param delay defaults to 1
*/
function setInterval<T = void>(delay?: number, value?: T, options?: TimerOptions): AsyncIterable<T>;
}
declare module 'tls' {
import { X509Certificate } from 'crypto';
import * as net from 'net';
const CLIENT_RENEG_LIMIT: number;
const CLIENT_RENEG_WINDOW: number;
interface Certificate {
/**
* Country code.
*/
C: string;
/**
* Street.
*/
ST: string;
/**
* Locality.
*/
L: string;
/**
* Organization.
*/
O: string;
/**
* Organizational unit.
*/
OU: string;
/**
* Common name.
*/
CN: string;
}
interface PeerCertificate {
subject: Certificate;
issuer: Certificate;
subjectaltname: string;
infoAccess: NodeJS.Dict<string[]>;
modulus: string;
exponent: string;
valid_from: string;
valid_to: string;
fingerprint: string;
fingerprint256: string;
ext_key_usage: string[];
serialNumber: string;
raw: Buffer;
}
interface DetailedPeerCertificate extends PeerCertificate {
issuerCertificate: DetailedPeerCertificate;
}
interface CipherNameAndProtocol {
/**
* The cipher name.
*/
name: string;
/**
* SSL/TLS protocol version.
*/
version: string;
/**
* IETF name for the cipher suite.
*/
standardName: string;
}
interface EphemeralKeyInfo {
/**
* The supported types are 'DH' and 'ECDH'.
*/
type: string;
/**
* The name property is available only when type is 'ECDH'.
*/
name?: string;
/**
* The size of parameter of an ephemeral key exchange.
*/
size: number;
}
interface KeyObject {
/**
* Private keys in PEM format.
*/
pem: string | Buffer;
/**
* Optional passphrase.
*/
passphrase?: string;
}
interface PxfObject {
/**
* PFX or PKCS12 encoded private key and certificate chain.
*/
buf: string | Buffer;
/**
* Optional passphrase.
*/
passphrase?: string;
}
interface TLSSocketOptions extends SecureContextOptions, CommonConnectionOptions {
/**
* If true the TLS socket will be instantiated in server-mode.
* Defaults to false.
*/
isServer?: boolean;
/**
* An optional net.Server instance.
*/
server?: net.Server;
/**
* An optional Buffer instance containing a TLS session.
*/
session?: Buffer;
/**
* If true, specifies that the OCSP status request extension will be
* added to the client hello and an 'OCSPResponse' event will be
* emitted on the socket before establishing a secure communication
*/
requestOCSP?: boolean;
}
class TLSSocket extends net.Socket {
/**
* Construct a new tls.TLSSocket object from an existing TCP socket.
*/
constructor(socket: net.Socket, options?: TLSSocketOptions);
/**
* A boolean that is true if the peer certificate was signed by one of the specified CAs, otherwise false.
*/
authorized: boolean;
/**
* The reason why the peer's certificate has not been verified.
* This property becomes available only when tlsSocket.authorized === false.
*/
authorizationError: Error;
/**
* Static boolean value, always true.
* May be used to distinguish TLS sockets from regular ones.
*/
encrypted: boolean;
/**
* String containing the selected ALPN protocol.
* When ALPN has no selected protocol, tlsSocket.alpnProtocol equals false.
*/
alpnProtocol?: string;
/**
* Returns an object representing the local certificate. The returned
* object has some properties corresponding to the fields of the
* certificate.
*
* See tls.TLSSocket.getPeerCertificate() for an example of the
* certificate structure.
*
* If there is no local certificate, an empty object will be returned.
* If the socket has been destroyed, null will be returned.
*/
getCertificate(): PeerCertificate | object | null;
/**
* Returns an object representing the cipher name and the SSL/TLS protocol version of the current connection.
* @returns Returns an object representing the cipher name
* and the SSL/TLS protocol version of the current connection.
*/
getCipher(): CipherNameAndProtocol;
/**
* Returns an object representing the type, name, and size of parameter
* of an ephemeral key exchange in Perfect Forward Secrecy on a client
* connection. It returns an empty object when the key exchange is not
* ephemeral. As this is only supported on a client socket; null is
* returned if called on a server socket. The supported types are 'DH'
* and 'ECDH'. The name property is available only when type is 'ECDH'.
*
* For example: { type: 'ECDH', name: 'prime256v1', size: 256 }.
*/
getEphemeralKeyInfo(): EphemeralKeyInfo | object | null;
/**
* Returns the latest Finished message that has
* been sent to the socket as part of a SSL/TLS handshake, or undefined
* if no Finished message has been sent yet.
*
* As the Finished messages are message digests of the complete
* handshake (with a total of 192 bits for TLS 1.0 and more for SSL
* 3.0), they can be used for external authentication procedures when
* the authentication provided by SSL/TLS is not desired or is not
* enough.
*
* Corresponds to the SSL_get_finished routine in OpenSSL and may be
* used to implement the tls-unique channel binding from RFC 5929.
*/
getFinished(): Buffer | undefined;
/**
* Returns an object representing the peer's certificate.
* The returned object has some properties corresponding to the field of the certificate.
* If detailed argument is true the full chain with issuer property will be returned,
* if false only the top certificate without issuer property.
* If the peer does not provide a certificate, it returns null or an empty object.
* @param detailed - If true; the full chain with issuer property will be returned.
* @returns An object representing the peer's certificate.
*/
getPeerCertificate(detailed: true): DetailedPeerCertificate;
getPeerCertificate(detailed?: false): PeerCertificate;
getPeerCertificate(detailed?: boolean): PeerCertificate | DetailedPeerCertificate;
/**
* Returns the latest Finished message that is expected or has actually
* been received from the socket as part of a SSL/TLS handshake, or
* undefined if there is no Finished message so far.
*
* As the Finished messages are message digests of the complete
* handshake (with a total of 192 bits for TLS 1.0 and more for SSL
* 3.0), they can be used for external authentication procedures when
* the authentication provided by SSL/TLS is not desired or is not
* enough.
*
* Corresponds to the SSL_get_peer_finished routine in OpenSSL and may
* be used to implement the tls-unique channel binding from RFC 5929.
*/
getPeerFinished(): Buffer | undefined;
/**
* Returns a string containing the negotiated SSL/TLS protocol version of the current connection.
* The value `'unknown'` will be returned for connected sockets that have not completed the handshaking process.
* The value `null` will be returned for server sockets or disconnected client sockets.
* See https://www.openssl.org/docs/man1.0.2/ssl/SSL_get_version.html for more information.
* @returns negotiated SSL/TLS protocol version of the current connection
*/
getProtocol(): string | null;
/**
* Could be used to speed up handshake establishment when reconnecting to the server.
* @returns ASN.1 encoded TLS session or undefined if none was negotiated.
*/
getSession(): Buffer | undefined;
/**
* Returns a list of signature algorithms shared between the server and
* the client in the order of decreasing preference.
*/
getSharedSigalgs(): string[];
/**
* NOTE: Works only with client TLS sockets.
* Useful only for debugging, for session reuse provide session option to tls.connect().
* @returns TLS session ticket or undefined if none was negotiated.
*/
getTLSTicket(): Buffer | undefined;
/**
* Returns true if the session was reused, false otherwise.
*/
isSessionReused(): boolean;
/**
* Initiate TLS renegotiation process.
*
* NOTE: Can be used to request peer's certificate after the secure connection has been established.
* ANOTHER NOTE: When running as the server, socket will be destroyed with an error after handshakeTimeout timeout.
* @param options - The options may contain the following fields: rejectUnauthorized,
* requestCert (See tls.createServer() for details).
* @param callback - callback(err) will be executed with null as err, once the renegotiation
* is successfully completed.
* @return `undefined` when socket is destroy, `false` if negotiaion can't be initiated.
*/
renegotiate(options: { rejectUnauthorized?: boolean, requestCert?: boolean }, callback: (err: Error | null) => void): undefined | boolean;
/**
* Set maximum TLS fragment size (default and maximum value is: 16384, minimum is: 512).
* Smaller fragment size decreases buffering latency on the client: large fragments are buffered by
* the TLS layer until the entire fragment is received and its integrity is verified;
* large fragments can span multiple roundtrips, and their processing can be delayed due to packet
* loss or reordering. However, smaller fragments add extra TLS framing bytes and CPU overhead,
* which may decrease overall server throughput.
* @param size - TLS fragment size (default and maximum value is: 16384, minimum is: 512).
* @returns Returns true on success, false otherwise.
*/
setMaxSendFragment(size: number): boolean;
/**
* Disables TLS renegotiation for this TLSSocket instance. Once called,
* attempts to renegotiate will trigger an 'error' event on the
* TLSSocket.
*/
disableRenegotiation(): void;
/**
* When enabled, TLS packet trace information is written to `stderr`. This can be
* used to debug TLS connection problems.
*
* Note: The format of the output is identical to the output of `openssl s_client
* -trace` or `openssl s_server -trace`. While it is produced by OpenSSL's
* `SSL_trace()` function, the format is undocumented, can change without notice,
* and should not be relied on.
*/
enableTrace(): void;
/**
* If there is no peer certificate, or the socket has been destroyed, `undefined` will be returned.
*/
getPeerX509Certificate(): X509Certificate | undefined;
/**
* If there is no local certificate, or the socket has been destroyed, `undefined` will be returned.
*/
getX509Certificate(): X509Certificate | undefined;
/**
* @param length number of bytes to retrieve from keying material
* @param label an application specific label, typically this will be a value from the
* [IANA Exporter Label Registry](https://www.iana.org/assignments/tls-parameters/tls-parameters.xhtml#exporter-labels).
* @param context optionally provide a context.
*/
exportKeyingMaterial(length: number, label: string, context: Buffer): Buffer;
addListener(event: string, listener: (...args: any[]) => void): this;
addListener(event: "OCSPResponse", listener: (response: Buffer) => void): this;
addListener(event: "secureConnect", listener: () => void): this;
addListener(event: "session", listener: (session: Buffer) => void): this;
addListener(event: "keylog", listener: (line: Buffer) => void): this;
emit(event: string | symbol, ...args: any[]): boolean;
emit(event: "OCSPResponse", response: Buffer): boolean;
emit(event: "secureConnect"): boolean;
emit(event: "session", session: Buffer): boolean;
emit(event: "keylog", line: Buffer): boolean;
on(event: string, listener: (...args: any[]) => void): this;
on(event: "OCSPResponse", listener: (response: Buffer) => void): this;
on(event: "secureConnect", listener: () => void): this;
on(event: "session", listener: (session: Buffer) => void): this;
on(event: "keylog", listener: (line: Buffer) => void): this;
once(event: string, listener: (...args: any[]) => void): this;
once(event: "OCSPResponse", listener: (response: Buffer) => void): this;
once(event: "secureConnect", listener: () => void): this;
once(event: "session", listener: (session: Buffer) => void): this;
once(event: "keylog", listener: (line: Buffer) => void): this;
prependListener(event: string, listener: (...args: any[]) => void): this;
prependListener(event: "OCSPResponse", listener: (response: Buffer) => void): this;
prependListener(event: "secureConnect", listener: () => void): this;
prependListener(event: "session", listener: (session: Buffer) => void): this;
prependListener(event: "keylog", listener: (line: Buffer) => void): this;
prependOnceListener(event: string, listener: (...args: any[]) => void): this;
prependOnceListener(event: "OCSPResponse", listener: (response: Buffer) => void): this;
prependOnceListener(event: "secureConnect", listener: () => void): this;
prependOnceListener(event: "session", listener: (session: Buffer) => void): this;
prependOnceListener(event: "keylog", listener: (line: Buffer) => void): this;
}
interface CommonConnectionOptions {
/**
* An optional TLS context object from tls.createSecureContext()
*/
secureContext?: SecureContext;
/**
* When enabled, TLS packet trace information is written to `stderr`. This can be
* used to debug TLS connection problems.
* @default false
*/
enableTrace?: boolean;
/**
* If true the server will request a certificate from clients that
* connect and attempt to verify that certificate. Defaults to
* false.
*/
requestCert?: boolean;
/**
* An array of strings or a Buffer naming possible ALPN protocols.
* (Protocols should be ordered by their priority.)
*/
ALPNProtocols?: string[] | Uint8Array[] | Uint8Array;
/**
* SNICallback(servername, cb) <Function> A function that will be
* called if the client supports SNI TLS extension. Two arguments
* will be passed when called: servername and cb. SNICallback should
* invoke cb(null, ctx), where ctx is a SecureContext instance.
* (tls.createSecureContext(...) can be used to get a proper
* SecureContext.) If SNICallback wasn't provided the default callback
* with high-level API will be used (see below).
*/
SNICallback?: (servername: string, cb: (err: Error | null, ctx: SecureContext) => void) => void;
/**
* If true the server will reject any connection which is not
* authorized with the list of supplied CAs. This option only has an
* effect if requestCert is true.
* @default true
*/
rejectUnauthorized?: boolean;
}
interface TlsOptions extends SecureContextOptions, CommonConnectionOptions, net.ServerOpts {
/**
* Abort the connection if the SSL/TLS handshake does not finish in the
* specified number of milliseconds. A 'tlsClientError' is emitted on
* the tls.Server object whenever a handshake times out. Default:
* 120000 (120 seconds).
*/
handshakeTimeout?: number;
/**
* The number of seconds after which a TLS session created by the
* server will no longer be resumable. See Session Resumption for more
* information. Default: 300.
*/
sessionTimeout?: number;
/**
* 48-bytes of cryptographically strong pseudo-random data.
*/
ticketKeys?: Buffer;
/**
*
* @param socket
* @param identity identity parameter sent from the client.
* @return pre-shared key that must either be
* a buffer or `null` to stop the negotiation process. Returned PSK must be
* compatible with the selected cipher's digest.
*
* When negotiating TLS-PSK (pre-shared keys), this function is called
* with the identity provided by the client.
* If the return value is `null` the negotiation process will stop and an
* "unknown_psk_identity" alert message will be sent to the other party.
* If the server wishes to hide the fact that the PSK identity was not known,
* the callback must provide some random data as `psk` to make the connection
* fail with "decrypt_error" before negotiation is finished.
* PSK ciphers are disabled by default, and using TLS-PSK thus
* requires explicitly specifying a cipher suite with the `ciphers` option.
* More information can be found in the RFC 4279.
*/
pskCallback?(socket: TLSSocket, identity: string): DataView | NodeJS.TypedArray | null;
/**
* hint to send to a client to help
* with selecting the identity during TLS-PSK negotiation. Will be ignored
* in TLS 1.3. Upon failing to set pskIdentityHint `tlsClientError` will be
* emitted with `ERR_TLS_PSK_SET_IDENTIY_HINT_FAILED` code.
*/
pskIdentityHint?: string;
}
interface PSKCallbackNegotation {
psk: DataView | NodeJS.TypedArray;
identity: string;
}
interface ConnectionOptions extends SecureContextOptions, CommonConnectionOptions {
host?: string;
port?: number;
path?: string; // Creates unix socket connection to path. If this option is specified, `host` and `port` are ignored.
socket?: net.Socket; // Establish secure connection on a given socket rather than creating a new socket
checkServerIdentity?: typeof checkServerIdentity;
servername?: string; // SNI TLS Extension
session?: Buffer;
minDHSize?: number;
lookup?: net.LookupFunction;
timeout?: number;
/**
* When negotiating TLS-PSK (pre-shared keys), this function is called
* with optional identity `hint` provided by the server or `null`
* in case of TLS 1.3 where `hint` was removed.
* It will be necessary to provide a custom `tls.checkServerIdentity()`
* for the connection as the default one will try to check hostname/IP
* of the server against the certificate but that's not applicable for PSK
* because there won't be a certificate present.
* More information can be found in the RFC 4279.
*
* @param hint message sent from the server to help client
* decide which identity to use during negotiation.
* Always `null` if TLS 1.3 is used.
* @returns Return `null` to stop the negotiation process. `psk` must be
* compatible with the selected cipher's digest.
* `identity` must use UTF-8 encoding.
*/
pskCallback?(hint: string | null): PSKCallbackNegotation | null;
}
class Server extends net.Server {
constructor(secureConnectionListener?: (socket: TLSSocket) => void);
constructor(options: TlsOptions, secureConnectionListener?: (socket: TLSSocket) => void);
/**
* The server.addContext() method adds a secure context that will be
* used if the client request's SNI name matches the supplied hostname
* (or wildcard).
*/
addContext(hostName: string, credentials: SecureContextOptions): void;
/**
* Returns the session ticket keys.
*/
getTicketKeys(): Buffer;
/**
*
* The server.setSecureContext() method replaces the
* secure context of an existing server. Existing connections to the
* server are not interrupted.
*/
setSecureContext(details: SecureContextOptions): void;
/**
* The server.setSecureContext() method replaces the secure context of
* an existing server. Existing connections to the server are not
* interrupted.
*/
setTicketKeys(keys: Buffer): void;
/**
* events.EventEmitter
* 1. tlsClientError
* 2. newSession
* 3. OCSPRequest
* 4. resumeSession
* 5. secureConnection
* 6. keylog
*/
addListener(event: string, listener: (...args: any[]) => void): this;
addListener(event: "tlsClientError", listener: (err: Error, tlsSocket: TLSSocket) => void): this;
addListener(event: "newSession", listener: (sessionId: Buffer, sessionData: Buffer, callback: (err: Error, resp: Buffer) => void) => void): this;
addListener(event: "OCSPRequest", listener: (certificate: Buffer, issuer: Buffer, callback: (err: Error | null, resp: Buffer) => void) => void): this;
addListener(event: "resumeSession", listener: (sessionId: Buffer, callback: (err: Error, sessionData: Buffer) => void) => void): this;
addListener(event: "secureConnection", listener: (tlsSocket: TLSSocket) => void): this;
addListener(event: "keylog", listener: (line: Buffer, tlsSocket: TLSSocket) => void): this;
emit(event: string | symbol, ...args: any[]): boolean;
emit(event: "tlsClientError", err: Error, tlsSocket: TLSSocket): boolean;
emit(event: "newSession", sessionId: Buffer, sessionData: Buffer, callback: (err: Error, resp: Buffer) => void): boolean;
emit(event: "OCSPRequest", certificate: Buffer, issuer: Buffer, callback: (err: Error | null, resp: Buffer) => void): boolean;
emit(event: "resumeSession", sessionId: Buffer, callback: (err: Error, sessionData: Buffer) => void): boolean;
emit(event: "secureConnection", tlsSocket: TLSSocket): boolean;
emit(event: "keylog", line: Buffer, tlsSocket: TLSSocket): boolean;
on(event: string, listener: (...args: any[]) => void): this;
on(event: "tlsClientError", listener: (err: Error, tlsSocket: TLSSocket) => void): this;
on(event: "newSession", listener: (sessionId: Buffer, sessionData: Buffer, callback: (err: Error, resp: Buffer) => void) => void): this;
on(event: "OCSPRequest", listener: (certificate: Buffer, issuer: Buffer, callback: (err: Error | null, resp: Buffer) => void) => void): this;
on(event: "resumeSession", listener: (sessionId: Buffer, callback: (err: Error, sessionData: Buffer) => void) => void): this;
on(event: "secureConnection", listener: (tlsSocket: TLSSocket) => void): this;
on(event: "keylog", listener: (line: Buffer, tlsSocket: TLSSocket) => void): this;
once(event: string, listener: (...args: any[]) => void): this;
once(event: "tlsClientError", listener: (err: Error, tlsSocket: TLSSocket) => void): this;
once(event: "newSession", listener: (sessionId: Buffer, sessionData: Buffer, callback: (err: Error, resp: Buffer) => void) => void): this;
once(event: "OCSPRequest", listener: (certificate: Buffer, issuer: Buffer, callback: (err: Error | null, resp: Buffer) => void) => void): this;
once(event: "resumeSession", listener: (sessionId: Buffer, callback: (err: Error, sessionData: Buffer) => void) => void): this;
once(event: "secureConnection", listener: (tlsSocket: TLSSocket) => void): this;
once(event: "keylog", listener: (line: Buffer, tlsSocket: TLSSocket) => void): this;
prependListener(event: string, listener: (...args: any[]) => void): this;
prependListener(event: "tlsClientError", listener: (err: Error, tlsSocket: TLSSocket) => void): this;
prependListener(event: "newSession", listener: (sessionId: Buffer, sessionData: Buffer, callback: (err: Error, resp: Buffer) => void) => void): this;
prependListener(event: "OCSPRequest", listener: (certificate: Buffer, issuer: Buffer, callback: (err: Error | null, resp: Buffer) => void) => void): this;
prependListener(event: "resumeSession", listener: (sessionId: Buffer, callback: (err: Error, sessionData: Buffer) => void) => void): this;
prependListener(event: "secureConnection", listener: (tlsSocket: TLSSocket) => void): this;
prependListener(event: "keylog", listener: (line: Buffer, tlsSocket: TLSSocket) => void): this;
prependOnceListener(event: string, listener: (...args: any[]) => void): this;
prependOnceListener(event: "tlsClientError", listener: (err: Error, tlsSocket: TLSSocket) => void): this;
prependOnceListener(event: "newSession", listener: (sessionId: Buffer, sessionData: Buffer, callback: (err: Error, resp: Buffer) => void) => void): this;
prependOnceListener(event: "OCSPRequest", listener: (certificate: Buffer, issuer: Buffer, callback: (err: Error | null, resp: Buffer) => void) => void): this;
prependOnceListener(event: "resumeSession", listener: (sessionId: Buffer, callback: (err: Error, sessionData: Buffer) => void) => void): this;
prependOnceListener(event: "secureConnection", listener: (tlsSocket: TLSSocket) => void): this;
prependOnceListener(event: "keylog", listener: (line: Buffer, tlsSocket: TLSSocket) => void): this;
}
/**
* @deprecated since v0.11.3 Use `tls.TLSSocket` instead.
*/
interface SecurePair {
encrypted: TLSSocket;
cleartext: TLSSocket;
}
type SecureVersion = 'TLSv1.3' | 'TLSv1.2' | 'TLSv1.1' | 'TLSv1';
interface SecureContextOptions {
/**
* Optionally override the trusted CA certificates. Default is to trust
* the well-known CAs curated by Mozilla. Mozilla's CAs are completely
* replaced when CAs are explicitly specified using this option.
*/
ca?: string | Buffer | Array<string | Buffer>;
/**
* Cert chains in PEM format. One cert chain should be provided per
* private key. Each cert chain should consist of the PEM formatted
* certificate for a provided private key, followed by the PEM
* formatted intermediate certificates (if any), in order, and not
* including the root CA (the root CA must be pre-known to the peer,
* see ca). When providing multiple cert chains, they do not have to
* be in the same order as their private keys in key. If the
* intermediate certificates are not provided, the peer will not be
* able to validate the certificate, and the handshake will fail.
*/
cert?: string | Buffer | Array<string | Buffer>;
/**
* Colon-separated list of supported signature algorithms. The list
* can contain digest algorithms (SHA256, MD5 etc.), public key
* algorithms (RSA-PSS, ECDSA etc.), combination of both (e.g
* 'RSA+SHA384') or TLS v1.3 scheme names (e.g. rsa_pss_pss_sha512).
*/
sigalgs?: string;
/**
* Cipher suite specification, replacing the default. For more
* information, see modifying the default cipher suite. Permitted
* ciphers can be obtained via tls.getCiphers(). Cipher names must be
* uppercased in order for OpenSSL to accept them.
*/
ciphers?: string;
/**
* Name of an OpenSSL engine which can provide the client certificate.
*/
clientCertEngine?: string;
/**
* PEM formatted CRLs (Certificate Revocation Lists).
*/
crl?: string | Buffer | Array<string | Buffer>;
/**
* Diffie Hellman parameters, required for Perfect Forward Secrecy. Use
* openssl dhparam to create the parameters. The key length must be
* greater than or equal to 1024 bits or else an error will be thrown.
* Although 1024 bits is permissible, use 2048 bits or larger for
* stronger security. If omitted or invalid, the parameters are
* silently discarded and DHE ciphers will not be available.
*/
dhparam?: string | Buffer;
/**
* A string describing a named curve or a colon separated list of curve
* NIDs or names, for example P-521:P-384:P-256, to use for ECDH key
* agreement. Set to auto to select the curve automatically. Use
* crypto.getCurves() to obtain a list of available curve names. On
* recent releases, openssl ecparam -list_curves will also display the
* name and description of each available elliptic curve. Default:
* tls.DEFAULT_ECDH_CURVE.
*/
ecdhCurve?: string;
/**
* Attempt to use the server's cipher suite preferences instead of the
* client's. When true, causes SSL_OP_CIPHER_SERVER_PREFERENCE to be
* set in secureOptions
*/
honorCipherOrder?: boolean;
/**
* Private keys in PEM format. PEM allows the option of private keys
* being encrypted. Encrypted keys will be decrypted with
* options.passphrase. Multiple keys using different algorithms can be
* provided either as an array of unencrypted key strings or buffers,
* or an array of objects in the form {pem: <string|buffer>[,
* passphrase: <string>]}. The object form can only occur in an array.
* object.passphrase is optional. Encrypted keys will be decrypted with
* object.passphrase if provided, or options.passphrase if it is not.
*/
key?: string | Buffer | Array<Buffer | KeyObject>;
/**
* Name of an OpenSSL engine to get private key from. Should be used
* together with privateKeyIdentifier.
*/
privateKeyEngine?: string;
/**
* Identifier of a private key managed by an OpenSSL engine. Should be
* used together with privateKeyEngine. Should not be set together with
* key, because both options define a private key in different ways.
*/
privateKeyIdentifier?: string;
/**
* Optionally set the maximum TLS version to allow. One
* of `'TLSv1.3'`, `'TLSv1.2'`, `'TLSv1.1'`, or `'TLSv1'`. Cannot be specified along with the
* `secureProtocol` option, use one or the other.
* **Default:** `'TLSv1.3'`, unless changed using CLI options. Using
* `--tls-max-v1.2` sets the default to `'TLSv1.2'`. Using `--tls-max-v1.3` sets the default to
* `'TLSv1.3'`. If multiple of the options are provided, the highest maximum is used.
*/
maxVersion?: SecureVersion;
/**
* Optionally set the minimum TLS version to allow. One
* of `'TLSv1.3'`, `'TLSv1.2'`, `'TLSv1.1'`, or `'TLSv1'`. Cannot be specified along with the
* `secureProtocol` option, use one or the other. It is not recommended to use
* less than TLSv1.2, but it may be required for interoperability.
* **Default:** `'TLSv1.2'`, unless changed using CLI options. Using
* `--tls-v1.0` sets the default to `'TLSv1'`. Using `--tls-v1.1` sets the default to
* `'TLSv1.1'`. Using `--tls-min-v1.3` sets the default to
* 'TLSv1.3'. If multiple of the options are provided, the lowest minimum is used.
*/
minVersion?: SecureVersion;
/**
* Shared passphrase used for a single private key and/or a PFX.
*/
passphrase?: string;
/**
* PFX or PKCS12 encoded private key and certificate chain. pfx is an
* alternative to providing key and cert individually. PFX is usually
* encrypted, if it is, passphrase will be used to decrypt it. Multiple
* PFX can be provided either as an array of unencrypted PFX buffers,
* or an array of objects in the form {buf: <string|buffer>[,
* passphrase: <string>]}. The object form can only occur in an array.
* object.passphrase is optional. Encrypted PFX will be decrypted with
* object.passphrase if provided, or options.passphrase if it is not.
*/
pfx?: string | Buffer | Array<string | Buffer | PxfObject>;
/**
* Optionally affect the OpenSSL protocol behavior, which is not
* usually necessary. This should be used carefully if at all! Value is
* a numeric bitmask of the SSL_OP_* options from OpenSSL Options
*/
secureOptions?: number; // Value is a numeric bitmask of the `SSL_OP_*` options
/**
* Legacy mechanism to select the TLS protocol version to use, it does
* not support independent control of the minimum and maximum version,
* and does not support limiting the protocol to TLSv1.3. Use
* minVersion and maxVersion instead. The possible values are listed as
* SSL_METHODS, use the function names as strings. For example, use
* 'TLSv1_1_method' to force TLS version 1.1, or 'TLS_method' to allow
* any TLS protocol version up to TLSv1.3. It is not recommended to use
* TLS versions less than 1.2, but it may be required for
* interoperability. Default: none, see minVersion.
*/
secureProtocol?: string;
/**
* Opaque identifier used by servers to ensure session state is not
* shared between applications. Unused by clients.
*/
sessionIdContext?: string;
/**
* 48-bytes of cryptographically strong pseudo-random data.
* See Session Resumption for more information.
*/
ticketKeys?: Buffer;
/**
* The number of seconds after which a TLS session created by the
* server will no longer be resumable. See Session Resumption for more
* information. Default: 300.
*/
sessionTimeout?: number;
}
interface SecureContext {
context: any;
}
/*
* Verifies the certificate `cert` is issued to host `host`.
* @host The hostname to verify the certificate against
* @cert PeerCertificate representing the peer's certificate
*
* Returns Error object, populating it with the reason, host and cert on failure. On success, returns undefined.
*/
function checkServerIdentity(host: string, cert: PeerCertificate): Error | undefined;
function createServer(secureConnectionListener?: (socket: TLSSocket) => void): Server;
function createServer(options: TlsOptions, secureConnectionListener?: (socket: TLSSocket) => void): Server;
function connect(options: ConnectionOptions, secureConnectListener?: () => void): TLSSocket;
function connect(port: number, host?: string, options?: ConnectionOptions, secureConnectListener?: () => void): TLSSocket;
function connect(port: number, options?: ConnectionOptions, secureConnectListener?: () => void): TLSSocket;
/**
* @deprecated since v0.11.3 Use `tls.TLSSocket` instead.
*/
function createSecurePair(credentials?: SecureContext, isServer?: boolean, requestCert?: boolean, rejectUnauthorized?: boolean): SecurePair;
function createSecureContext(options?: SecureContextOptions): SecureContext;
function getCiphers(): string[];
/**
* The default curve name to use for ECDH key agreement in a tls server.
* The default value is 'auto'. See tls.createSecureContext() for further
* information.
*/
let DEFAULT_ECDH_CURVE: string;
/**
* The default value of the maxVersion option of
* tls.createSecureContext(). It can be assigned any of the supported TLS
* protocol versions, 'TLSv1.3', 'TLSv1.2', 'TLSv1.1', or 'TLSv1'. Default:
* 'TLSv1.3', unless changed using CLI options. Using --tls-max-v1.2 sets
* the default to 'TLSv1.2'. Using --tls-max-v1.3 sets the default to
* 'TLSv1.3'. If multiple of the options are provided, the highest maximum
* is used.
*/
let DEFAULT_MAX_VERSION: SecureVersion;
/**
* The default value of the minVersion option of tls.createSecureContext().
* It can be assigned any of the supported TLS protocol versions,
* 'TLSv1.3', 'TLSv1.2', 'TLSv1.1', or 'TLSv1'. Default: 'TLSv1.2', unless
* changed using CLI options. Using --tls-min-v1.0 sets the default to
* 'TLSv1'. Using --tls-min-v1.1 sets the default to 'TLSv1.1'. Using
* --tls-min-v1.3 sets the default to 'TLSv1.3'. If multiple of the options
* are provided, the lowest minimum is used.
*/
let DEFAULT_MIN_VERSION: SecureVersion;
/**
* An immutable array of strings representing the root certificates (in PEM
* format) used for verifying peer certificates. This is the default value
* of the ca option to tls.createSecureContext().
*/
const rootCertificates: ReadonlyArray<string>;
}
declare module 'trace_events' {
/**
* The `Tracing` object is used to enable or disable tracing for sets of
* categories. Instances are created using the
* `trace_events.createTracing()` method.
*
* When created, the `Tracing` object is disabled. Calling the
* `tracing.enable()` method adds the categories to the set of enabled trace
* event categories. Calling `tracing.disable()` will remove the categories
* from the set of enabled trace event categories.
*/
interface Tracing {
/**
* A comma-separated list of the trace event categories covered by this
* `Tracing` object.
*/
readonly categories: string;
/**
* Disables this `Tracing` object.
*
* Only trace event categories _not_ covered by other enabled `Tracing`
* objects and _not_ specified by the `--trace-event-categories` flag
* will be disabled.
*/
disable(): void;
/**
* Enables this `Tracing` object for the set of categories covered by
* the `Tracing` object.
*/
enable(): void;
/**
* `true` only if the `Tracing` object has been enabled.
*/
readonly enabled: boolean;
}
interface CreateTracingOptions {
/**
* An array of trace category names. Values included in the array are
* coerced to a string when possible. An error will be thrown if the
* value cannot be coerced.
*/
categories: string[];
}
/**
* Creates and returns a Tracing object for the given set of categories.
*/
function createTracing(options: CreateTracingOptions): Tracing;
/**
* Returns a comma-separated list of all currently-enabled trace event
* categories. The current set of enabled trace event categories is
* determined by the union of all currently-enabled `Tracing` objects and
* any categories enabled using the `--trace-event-categories` flag.
*/
function getEnabledCategories(): string | undefined;
}
declare module 'assert' {
/** An alias of `assert.ok()`. */
function assert(value: any, message?: string | Error): void;
namespace assert {
class AssertionError extends Error {
actual: any;
expected: any;
operator: string;
generatedMessage: boolean;
code: 'ERR_ASSERTION';
constructor(options?: {
/** If provided, the error message is set to this value. */
message?: string;
/** The `actual` property on the error instance. */
actual?: any;
/** The `expected` property on the error instance. */
expected?: any;
/** The `operator` property on the error instance. */
operator?: string;
/** If provided, the generated stack trace omits frames before this function. */
// tslint:disable-next-line:ban-types
stackStartFn?: Function;
});
}
class CallTracker {
calls(exact?: number): () => void;
calls<Func extends (...args: any[]) => any>(fn?: Func, exact?: number): Func;
report(): CallTrackerReportInformation[];
verify(): void;
}
interface CallTrackerReportInformation {
message: string;
/** The actual number of times the function was called. */
actual: number;
/** The number of times the function was expected to be called. */
expected: number;
/** The name of the function that is wrapped. */
operator: string;
/** A stack trace of the function. */
stack: object;
}
type AssertPredicate = RegExp | (new () => object) | ((thrown: any) => boolean) | object | Error;
function fail(message?: string | Error): never;
/** @deprecated since v10.0.0 - use fail([message]) or other assert functions instead. */
function fail(
actual: any,
expected: any,
message?: string | Error,
operator?: string,
// tslint:disable-next-line:ban-types
stackStartFn?: Function,
): never;
function ok(value: any, message?: string | Error): void;
/** @deprecated since v9.9.0 - use strictEqual() instead. */
function equal(actual: any, expected: any, message?: string | Error): void;
/** @deprecated since v9.9.0 - use notStrictEqual() instead. */
function notEqual(actual: any, expected: any, message?: string | Error): void;
/** @deprecated since v9.9.0 - use deepStrictEqual() instead. */
function deepEqual(actual: any, expected: any, message?: string | Error): void;
/** @deprecated since v9.9.0 - use notDeepStrictEqual() instead. */
function notDeepEqual(actual: any, expected: any, message?: string | Error): void;
function strictEqual(actual: any, expected: any, message?: string | Error): void;
function notStrictEqual(actual: any, expected: any, message?: string | Error): void;
function deepStrictEqual(actual: any, expected: any, message?: string | Error): void;
function notDeepStrictEqual(actual: any, expected: any, message?: string | Error): void;
function throws(block: () => any, message?: string | Error): void;
function throws(block: () => any, error: AssertPredicate, message?: string | Error): void;
function doesNotThrow(block: () => any, message?: string | Error): void;
function doesNotThrow(block: () => any, error: AssertPredicate, message?: string | Error): void;
function ifError(value: any): void;
function rejects(block: (() => Promise<any>) | Promise<any>, message?: string | Error): Promise<void>;
function rejects(
block: (() => Promise<any>) | Promise<any>,
error: AssertPredicate,
message?: string | Error,
): Promise<void>;
function doesNotReject(block: (() => Promise<any>) | Promise<any>, message?: string | Error): Promise<void>;
function doesNotReject(
block: (() => Promise<any>) | Promise<any>,
error: AssertPredicate,
message?: string | Error,
): Promise<void>;
function match(value: string, regExp: RegExp, message?: string | Error): void;
function doesNotMatch(value: string, regExp: RegExp, message?: string | Error): void;
const strict: typeof assert;
}
export = assert;
}
// NOTE: These definitions support NodeJS and TypeScript 3.6 and earlier.
// 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 3.7 and above
// - ~/ts3.6/base.d.ts - Definitions specific to TypeScript 3.6 and earlier
// - ~/ts3.6/index.d.ts - Definitions specific to TypeScript 3.6 and earlier 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="../assert/strict.d.ts" />
/// <reference path="../globals.d.ts" />
/// <reference path="../async_hooks.d.ts" />
/// <reference path="../buffer.d.ts" />
/// <reference path="../child_process.d.ts" />
/// <reference path="../cluster.d.ts" />
/// <reference path="../console.d.ts" />
/// <reference path="../constants.d.ts" />
/// <reference path="../crypto.d.ts" />
/// <reference path="../dgram.d.ts" />
/// <reference path="../diagnostic_channel.d.ts" />
/// <reference path="../dns.d.ts" />
/// <reference path="../dns/promises.d.ts" />
/// <reference path="../dns/promises.d.ts" />
/// <reference path="../domain.d.ts" />
/// <reference path="../events.d.ts" />
/// <reference path="../fs.d.ts" />
/// <reference path="../fs/promises.d.ts" />
/// <reference path="../http.d.ts" />
/// <reference path="../http2.d.ts" />
/// <reference path="../https.d.ts" />
/// <reference path="../inspector.d.ts" />
/// <reference path="../module.d.ts" />
/// <reference path="../net.d.ts" />
/// <reference path="../os.d.ts" />
/// <reference path="../path.d.ts" />
/// <reference path="../perf_hooks.d.ts" />
/// <reference path="../process.d.ts" />
/// <reference path="../punycode.d.ts" />
/// <reference path="../querystring.d.ts" />
/// <reference path="../readline.d.ts" />
/// <reference path="../repl.d.ts" />
/// <reference path="../stream.d.ts" />
/// <reference path="../stream/promises.d.ts" />
/// <reference path="../string_decoder.d.ts" />
/// <reference path="../timers.d.ts" />
/// <reference path="../timers/promises.d.ts" />
/// <reference path="../tls.d.ts" />
/// <reference path="../trace_events.d.ts" />
/// <reference path="../tty.d.ts" />
/// <reference path="../url.d.ts" />
/// <reference path="../util.d.ts" />
/// <reference path="../util/types.d.ts" />
/// <reference path="../v8.d.ts" />
/// <reference path="../vm.d.ts" />
/// <reference path="../worker_threads.d.ts" />
/// <reference path="../zlib.d.ts" />
// TypeScript 3.6-specific augmentations:
/// <reference path="../globals.global.d.ts" />
// TypeScript 3.6-specific augmentations:
/// <reference path="../wasi.d.ts" />
// NOTE: These definitions support NodeJS and TypeScript 3.6.
// This is required to enable typing assert in ts3.7 without causing errors
// Typically type modifications should be made in base.d.ts instead of here
/// <reference path="base.d.ts" />
/// <reference path="assert.d.ts" />
declare module 'tty' {
import * as net from 'net';
function isatty(fd: number): boolean;
class ReadStream extends net.Socket {
constructor(fd: number, options?: net.SocketConstructorOpts);
isRaw: boolean;
setRawMode(mode: boolean): this;
isTTY: boolean;
}
/**
* -1 - to the left from cursor
* 0 - the entire line
* 1 - to the right from cursor
*/
type Direction = -1 | 0 | 1;
class WriteStream extends net.Socket {
constructor(fd: number);
addListener(event: string, listener: (...args: any[]) => void): this;
addListener(event: "resize", listener: () => void): this;
emit(event: string | symbol, ...args: any[]): boolean;
emit(event: "resize"): boolean;
on(event: string, listener: (...args: any[]) => void): this;
on(event: "resize", listener: () => void): this;
once(event: string, listener: (...args: any[]) => void): this;
once(event: "resize", listener: () => void): this;
prependListener(event: string, listener: (...args: any[]) => void): this;
prependListener(event: "resize", listener: () => void): this;
prependOnceListener(event: string, listener: (...args: any[]) => void): this;
prependOnceListener(event: "resize", listener: () => void): this;
/**
* Clears the current line of this WriteStream in a direction identified by `dir`.
*/
clearLine(dir: Direction, callback?: () => void): boolean;
/**
* Clears this `WriteStream` from the current cursor down.
*/
clearScreenDown(callback?: () => void): boolean;
/**
* Moves this WriteStream's cursor to the specified position.
*/
cursorTo(x: number, y?: number, callback?: () => void): boolean;
cursorTo(x: number, callback: () => void): boolean;
/**
* Moves this WriteStream's cursor relative to its current position.
*/
moveCursor(dx: number, dy: number, callback?: () => void): boolean;
/**
* @default `process.env`
*/
getColorDepth(env?: {}): number;
hasColors(depth?: number): boolean;
hasColors(env?: {}): boolean;
hasColors(depth: number, env?: {}): boolean;
getWindowSize(): [number, number];
columns: number;
rows: number;
isTTY: boolean;
}
}
declare module 'url' {
import { ParsedUrlQuery, ParsedUrlQueryInput } from 'querystring';
// Input to `url.format`
interface UrlObject {
auth?: string | null;
hash?: string | null;
host?: string | null;
hostname?: string | null;
href?: string | null;
pathname?: string | null;
protocol?: string | null;
search?: string | null;
slashes?: boolean | null;
port?: string | number | null;
query?: string | null | ParsedUrlQueryInput;
}
// Output of `url.parse`
interface Url {
auth: string | null;
hash: string | null;
host: string | null;
hostname: string | null;
href: string;
path: string | null;
pathname: string | null;
protocol: string | null;
search: string | null;
slashes: boolean | null;
port: string | null;
query: string | null | ParsedUrlQuery;
}
interface UrlWithParsedQuery extends Url {
query: ParsedUrlQuery;
}
interface UrlWithStringQuery extends Url {
query: string | null;
}
/** @deprecated since v11.0.0 - Use the WHATWG URL API. */
function parse(urlStr: string): UrlWithStringQuery;
/** @deprecated since v11.0.0 - Use the WHATWG URL API. */
function parse(urlStr: string, parseQueryString: false | undefined, slashesDenoteHost?: boolean): UrlWithStringQuery;
/** @deprecated since v11.0.0 - Use the WHATWG URL API. */
function parse(urlStr: string, parseQueryString: true, slashesDenoteHost?: boolean): UrlWithParsedQuery;
/** @deprecated since v11.0.0 - Use the WHATWG URL API. */
function parse(urlStr: string, parseQueryString: boolean, slashesDenoteHost?: boolean): Url;
function format(URL: URL, options?: URLFormatOptions): string;
/** @deprecated since v11.0.0 - Use the WHATWG URL API. */
function format(urlObject: UrlObject | string): string;
/** @deprecated since v11.0.0 - Use the WHATWG URL API. */
function resolve(from: string, to: string): string;
function domainToASCII(domain: string): string;
function domainToUnicode(domain: string): string;
/**
* This function ensures the correct decodings of percent-encoded characters as
* well as ensuring a cross-platform valid absolute path string.
* @param url The file URL string or URL object to convert to a path.
*/
function fileURLToPath(url: string | URL): string;
/**
* This function ensures that path is resolved absolutely, and that the URL
* control characters are correctly encoded when converting into a File URL.
* @param url The path to convert to a File URL.
*/
function pathToFileURL(url: string): URL;
interface URLFormatOptions {
auth?: boolean;
fragment?: boolean;
search?: boolean;
unicode?: boolean;
}
class URL {
constructor(input: string, base?: string | URL);
hash: string;
host: string;
hostname: string;
href: string;
readonly origin: string;
password: string;
pathname: string;
port: string;
protocol: string;
search: string;
readonly searchParams: URLSearchParams;
username: string;
toString(): string;
toJSON(): string;
}
class URLSearchParams implements Iterable<[string, string]> {
constructor(init?: URLSearchParams | string | NodeJS.Dict<string | ReadonlyArray<string>> | Iterable<[string, string]> | ReadonlyArray<[string, string]>);
append(name: string, value: string): void;
delete(name: string): void;
entries(): IterableIterator<[string, string]>;
forEach(callback: (value: string, name: string, searchParams: this) => void): void;
get(name: string): string | null;
getAll(name: string): string[];
has(name: string): boolean;
keys(): IterableIterator<string>;
set(name: string, value: string): void;
sort(): void;
toString(): string;
values(): IterableIterator<string>;
[Symbol.iterator](): IterableIterator<[string, string]>;
}
}
declare module 'util' {
import * as types from 'util/types';
export interface InspectOptions extends NodeJS.InspectOptions { }
export type Style = 'special' | 'number' | 'bigint' | 'boolean' | 'undefined' | 'null' | 'string' | 'symbol' | 'date' | 'regexp' | 'module';
export type CustomInspectFunction = (depth: number, options: InspectOptionsStylized) => string;
export interface InspectOptionsStylized extends InspectOptions {
stylize(text: string, styleType: Style): string;
}
export function format(format?: any, ...param: any[]): string;
export function formatWithOptions(inspectOptions: InspectOptions, format?: any, ...param: any[]): string;
/** @deprecated since v0.11.3 - use a third party module instead. */
export function log(string: string): void;
export function inspect(object: any, showHidden?: boolean, depth?: number | null, color?: boolean): string;
export function inspect(object: any, options: InspectOptions): string;
export namespace inspect {
let colors: NodeJS.Dict<[number, number]>;
let styles: {
[K in Style]: string
};
let defaultOptions: InspectOptions;
/**
* Allows changing inspect settings from the repl.
*/
let replDefaults: InspectOptions;
const custom: unique symbol;
}
/** @deprecated since v4.0.0 - use `Array.isArray()` instead. */
export function isArray(object: any): object is any[];
/** @deprecated since v4.0.0 - use `util.types.isRegExp()` instead. */
export function isRegExp(object: any): object is RegExp;
/** @deprecated since v4.0.0 - use `util.types.isDate()` instead. */
export function isDate(object: any): object is Date;
/** @deprecated since v4.0.0 - use `util.types.isNativeError()` instead. */
export function isError(object: any): object is Error;
export function inherits(constructor: any, superConstructor: any): void;
export function debuglog(key: string): (msg: string, ...param: any[]) => void;
/** @deprecated since v4.0.0 - use `typeof value === 'boolean'` instead. */
export function isBoolean(object: any): object is boolean;
/** @deprecated since v4.0.0 - use `Buffer.isBuffer()` instead. */
export function isBuffer(object: any): object is Buffer;
/** @deprecated since v4.0.0 - use `typeof value === 'function'` instead. */
export function isFunction(object: any): boolean;
/** @deprecated since v4.0.0 - use `value === null` instead. */
export function isNull(object: any): object is null;
/** @deprecated since v4.0.0 - use `value === null || value === undefined` instead. */
export function isNullOrUndefined(object: any): object is null | undefined;
/** @deprecated since v4.0.0 - use `typeof value === 'number'` instead. */
export function isNumber(object: any): object is number;
/** @deprecated since v4.0.0 - use `value !== null && typeof value === 'object'` instead. */
export function isObject(object: any): boolean;
/** @deprecated since v4.0.0 - use `(typeof value !== 'object' && typeof value !== 'function') || value === null` instead. */
export function isPrimitive(object: any): boolean;
/** @deprecated since v4.0.0 - use `typeof value === 'string'` instead. */
export function isString(object: any): object is string;
/** @deprecated since v4.0.0 - use `typeof value === 'symbol'` instead. */
export function isSymbol(object: any): object is symbol;
/** @deprecated since v4.0.0 - use `value === undefined` instead. */
export function isUndefined(object: any): object is undefined;
export function deprecate<T extends Function>(fn: T, message: string, code?: string): T;
export function isDeepStrictEqual(val1: any, val2: any): boolean;
export function callbackify(fn: () => Promise<void>): (callback: (err: NodeJS.ErrnoException) => void) => void;
export function callbackify<TResult>(fn: () => Promise<TResult>): (callback: (err: NodeJS.ErrnoException, result: TResult) => void) => void;
export function callbackify<T1>(fn: (arg1: T1) => Promise<void>): (arg1: T1, callback: (err: NodeJS.ErrnoException) => void) => void;
export function callbackify<T1, TResult>(fn: (arg1: T1) => Promise<TResult>): (arg1: T1, callback: (err: NodeJS.ErrnoException, result: TResult) => void) => void;
export function callbackify<T1, T2>(fn: (arg1: T1, arg2: T2) => Promise<void>): (arg1: T1, arg2: T2, callback: (err: NodeJS.ErrnoException) => void) => void;
export function callbackify<T1, T2, TResult>(fn: (arg1: T1, arg2: T2) => Promise<TResult>): (arg1: T1, arg2: T2, callback: (err: NodeJS.ErrnoException | null, result: TResult) => void) => void;
export function callbackify<T1, T2, T3>(fn: (arg1: T1, arg2: T2, arg3: T3) => Promise<void>): (arg1: T1, arg2: T2, arg3: T3, callback: (err: NodeJS.ErrnoException) => void) => void;
export function callbackify<T1, T2, T3, TResult>(
fn: (arg1: T1, arg2: T2, arg3: T3) => Promise<TResult>): (arg1: T1, arg2: T2, arg3: T3, callback: (err: NodeJS.ErrnoException | null, result: TResult) => void) => void;
export function callbackify<T1, T2, T3, T4>(
fn: (arg1: T1, arg2: T2, arg3: T3, arg4: T4) => Promise<void>): (arg1: T1, arg2: T2, arg3: T3, arg4: T4, callback: (err: NodeJS.ErrnoException) => void) => void;
export function callbackify<T1, T2, T3, T4, TResult>(
fn: (arg1: T1, arg2: T2, arg3: T3, arg4: T4) => Promise<TResult>): (arg1: T1, arg2: T2, arg3: T3, arg4: T4, callback: (err: NodeJS.ErrnoException | null, result: TResult) => void) => void;
export function callbackify<T1, T2, T3, T4, T5>(
fn: (arg1: T1, arg2: T2, arg3: T3, arg4: T4, arg5: T5) => Promise<void>): (arg1: T1, arg2: T2, arg3: T3, arg4: T4, arg5: T5, callback: (err: NodeJS.ErrnoException) => void) => void;
export function callbackify<T1, T2, T3, T4, T5, TResult>(
fn: (arg1: T1, arg2: T2, arg3: T3, arg4: T4, arg5: T5) => Promise<TResult>,
): (arg1: T1, arg2: T2, arg3: T3, arg4: T4, arg5: T5, callback: (err: NodeJS.ErrnoException | null, result: TResult) => void) => void;
export function callbackify<T1, T2, T3, T4, T5, T6>(
fn: (arg1: T1, arg2: T2, arg3: T3, arg4: T4, arg5: T5, arg6: T6) => Promise<void>,
): (arg1: T1, arg2: T2, arg3: T3, arg4: T4, arg5: T5, arg6: T6, callback: (err: NodeJS.ErrnoException) => void) => void;
export function callbackify<T1, T2, T3, T4, T5, T6, TResult>(
fn: (arg1: T1, arg2: T2, arg3: T3, arg4: T4, arg5: T5, arg6: T6) => Promise<TResult>
): (arg1: T1, arg2: T2, arg3: T3, arg4: T4, arg5: T5, arg6: T6, callback: (err: NodeJS.ErrnoException | null, result: TResult) => void) => void;
export interface CustomPromisifyLegacy<TCustom extends Function> extends Function {
__promisify__: TCustom;
}
export interface CustomPromisifySymbol<TCustom extends Function> extends Function {
[promisify.custom]: TCustom;
}
export type CustomPromisify<TCustom extends Function> = CustomPromisifySymbol<TCustom> | CustomPromisifyLegacy<TCustom>;
export function promisify<TCustom extends Function>(fn: CustomPromisify<TCustom>): TCustom;
export function promisify<TResult>(fn: (callback: (err: any, result: TResult) => void) => void): () => Promise<TResult>;
export function promisify(fn: (callback: (err?: any) => void) => void): () => Promise<void>;
export function promisify<T1, TResult>(fn: (arg1: T1, callback: (err: any, result: TResult) => void) => void): (arg1: T1) => Promise<TResult>;
export function promisify<T1>(fn: (arg1: T1, callback: (err?: any) => void) => void): (arg1: T1) => Promise<void>;
export function promisify<T1, T2, TResult>(fn: (arg1: T1, arg2: T2, callback: (err: any, result: TResult) => void) => void): (arg1: T1, arg2: T2) => Promise<TResult>;
export function promisify<T1, T2>(fn: (arg1: T1, arg2: T2, callback: (err?: any) => void) => void): (arg1: T1, arg2: T2) => Promise<void>;
export function promisify<T1, T2, T3, TResult>(fn: (arg1: T1, arg2: T2, arg3: T3, callback: (err: any, result: TResult) => void) => void):
(arg1: T1, arg2: T2, arg3: T3) => Promise<TResult>;
export function promisify<T1, T2, T3>(fn: (arg1: T1, arg2: T2, arg3: T3, callback: (err?: any) => void) => void): (arg1: T1, arg2: T2, arg3: T3) => Promise<void>;
export function promisify<T1, T2, T3, T4, TResult>(
fn: (arg1: T1, arg2: T2, arg3: T3, arg4: T4, callback: (err: any, result: TResult) => void) => void,
): (arg1: T1, arg2: T2, arg3: T3, arg4: T4) => Promise<TResult>;
export function promisify<T1, T2, T3, T4>(fn: (arg1: T1, arg2: T2, arg3: T3, arg4: T4, callback: (err?: any) => void) => void):
(arg1: T1, arg2: T2, arg3: T3, arg4: T4) => Promise<void>;
export function promisify<T1, T2, T3, T4, T5, TResult>(
fn: (arg1: T1, arg2: T2, arg3: T3, arg4: T4, arg5: T5, callback: (err: any, result: TResult) => void) => void,
): (arg1: T1, arg2: T2, arg3: T3, arg4: T4, arg5: T5) => Promise<TResult>;
export function promisify<T1, T2, T3, T4, T5>(
fn: (arg1: T1, arg2: T2, arg3: T3, arg4: T4, arg5: T5, callback: (err?: any) => void) => void,
): (arg1: T1, arg2: T2, arg3: T3, arg4: T4, arg5: T5) => Promise<void>;
export function promisify(fn: Function): Function;
export namespace promisify {
const custom: unique symbol;
}
export class TextDecoder {
readonly encoding: string;
readonly fatal: boolean;
readonly ignoreBOM: boolean;
constructor(
encoding?: string,
options?: { fatal?: boolean; ignoreBOM?: boolean }
);
decode(
input?: NodeJS.ArrayBufferView | ArrayBuffer | null,
options?: { stream?: boolean }
): string;
}
export interface EncodeIntoResult {
/**
* The read Unicode code units of input.
*/
read: number;
/**
* The written UTF-8 bytes of output.
*/
written: number;
}
export { types };
export class TextEncoder {
readonly encoding: string;
encode(input?: string): Uint8Array;
encodeInto(input: string, output: Uint8Array): EncodeIntoResult;
}
}
declare module 'util/types' {
function isAnyArrayBuffer(object: any): object is ArrayBufferLike;
function isArgumentsObject(object: any): object is IArguments;
function isArrayBuffer(object: any): object is ArrayBuffer;
function isArrayBufferView(object: any): object is NodeJS.ArrayBufferView;
function isAsyncFunction(object: any): boolean;
function isBigInt64Array(value: any): value is BigInt64Array;
function isBigUint64Array(value: any): value is BigUint64Array;
function isBooleanObject(object: any): object is Boolean;
function isBoxedPrimitive(object: any): object is String | Number | BigInt | Boolean | Symbol;
function isDataView(object: any): object is DataView;
function isDate(object: any): object is Date;
function isExternal(object: any): boolean;
function isFloat32Array(object: any): object is Float32Array;
function isFloat64Array(object: any): object is Float64Array;
function isGeneratorFunction(object: any): object is GeneratorFunction;
function isGeneratorObject(object: any): object is Generator;
function isInt8Array(object: any): object is Int8Array;
function isInt16Array(object: any): object is Int16Array;
function isInt32Array(object: any): object is Int32Array;
function isMap<T>(
object: T | {},
): object is T extends ReadonlyMap<any, any>
? unknown extends T
? never
: ReadonlyMap<any, any>
: Map<any, any>;
function isMapIterator(object: any): boolean;
function isModuleNamespaceObject(value: any): boolean;
function isNativeError(object: any): object is Error;
function isNumberObject(object: any): object is Number;
function isPromise(object: any): object is Promise<any>;
function isProxy(object: any): boolean;
function isRegExp(object: any): object is RegExp;
function isSet<T>(
object: T | {},
): object is T extends ReadonlySet<any>
? unknown extends T
? never
: ReadonlySet<any>
: Set<any>;
function isSetIterator(object: any): boolean;
function isSharedArrayBuffer(object: any): object is SharedArrayBuffer;
function isStringObject(object: any): object is String;
function isSymbolObject(object: any): object is Symbol;
function isTypedArray(object: any): object is NodeJS.TypedArray;
function isUint8Array(object: any): object is Uint8Array;
function isUint8ClampedArray(object: any): object is Uint8ClampedArray;
function isUint16Array(object: any): object is Uint16Array;
function isUint32Array(object: any): object is Uint32Array;
function isWeakMap(object: any): object is WeakMap<any, any>;
function isWeakSet(object: any): object is WeakSet<any>;
}
declare module 'v8' {
import { Readable } from 'stream';
interface HeapSpaceInfo {
space_name: string;
space_size: number;
space_used_size: number;
space_available_size: number;
physical_space_size: number;
}
// ** Signifies if the --zap_code_space option is enabled or not. 1 == enabled, 0 == disabled. */
type DoesZapCodeSpaceFlag = 0 | 1;
interface HeapInfo {
total_heap_size: number;
total_heap_size_executable: number;
total_physical_size: number;
total_available_size: number;
used_heap_size: number;
heap_size_limit: number;
malloced_memory: number;
peak_malloced_memory: number;
does_zap_garbage: DoesZapCodeSpaceFlag;
number_of_native_contexts: number;
number_of_detached_contexts: number;
}
interface HeapCodeStatistics {
code_and_metadata_size: number;
bytecode_and_metadata_size: number;
external_script_source_size: number;
}
/**
* Returns an integer representing a "version tag" derived from the V8 version, command line flags and detected CPU features.
* This is useful for determining whether a vm.Script cachedData buffer is compatible with this instance of V8.
*/
function cachedDataVersionTag(): number;
function getHeapStatistics(): HeapInfo;
function getHeapSpaceStatistics(): HeapSpaceInfo[];
function setFlagsFromString(flags: string): void;
/**
* Generates a snapshot of the current V8 heap and returns a Readable
* Stream that may be used to read the JSON serialized representation.
* This conversation was marked as resolved by joyeecheung
* This JSON stream format is intended to be used with tools such as
* Chrome DevTools. The JSON schema is undocumented and specific to the
* V8 engine, and may change from one version of V8 to the next.
*/
function getHeapSnapshot(): Readable;
/**
*
* @param fileName The file path where the V8 heap snapshot is to be
* saved. If not specified, a file name with the pattern
* `'Heap-${yyyymmdd}-${hhmmss}-${pid}-${thread_id}.heapsnapshot'` will be
* generated, where `{pid}` will be the PID of the Node.js process,
* `{thread_id}` will be `0` when `writeHeapSnapshot()` is called from
* the main Node.js thread or the id of a worker thread.
*/
function writeHeapSnapshot(fileName?: string): string;
function getHeapCodeStatistics(): HeapCodeStatistics;
class Serializer {
/**
* Writes out a header, which includes the serialization format version.
*/
writeHeader(): void;
/**
* Serializes a JavaScript value and adds the serialized representation to the internal buffer.
* This throws an error if value cannot be serialized.
*/
writeValue(val: any): boolean;
/**
* Returns the stored internal buffer.
* This serializer should not be used once the buffer is released.
* Calling this method results in undefined behavior if a previous write has failed.
*/
releaseBuffer(): Buffer;
/**
* Marks an ArrayBuffer as having its contents transferred out of band.\
* Pass the corresponding ArrayBuffer in the deserializing context to deserializer.transferArrayBuffer().
*/
transferArrayBuffer(id: number, arrayBuffer: ArrayBuffer): void;
/**
* Write a raw 32-bit unsigned integer.
*/
writeUint32(value: number): void;
/**
* Write a raw 64-bit unsigned integer, split into high and low 32-bit parts.
*/
writeUint64(hi: number, lo: number): void;
/**
* Write a JS number value.
*/
writeDouble(value: number): void;
/**
* Write raw bytes into the serializer’s internal buffer.
* The deserializer will require a way to compute the length of the buffer.
*/
writeRawBytes(buffer: NodeJS.TypedArray): void;
}
/**
* A subclass of `Serializer` that serializes `TypedArray` (in particular `Buffer`) and `DataView` objects as host objects,
* and only stores the part of their underlying `ArrayBuffers` that they are referring to.
*/
class DefaultSerializer extends Serializer {
}
class Deserializer {
constructor(data: NodeJS.TypedArray);
/**
* Reads and validates a header (including the format version).
* May, for example, reject an invalid or unsupported wire format.
* In that case, an Error is thrown.
*/
readHeader(): boolean;
/**
* Deserializes a JavaScript value from the buffer and returns it.
*/
readValue(): any;
/**
* Marks an ArrayBuffer as having its contents transferred out of band.
* Pass the corresponding `ArrayBuffer` in the serializing context to serializer.transferArrayBuffer()
* (or return the id from serializer._getSharedArrayBufferId() in the case of SharedArrayBuffers).
*/
transferArrayBuffer(id: number, arrayBuffer: ArrayBuffer): void;
/**
* Reads the underlying wire format version.
* Likely mostly to be useful to legacy code reading old wire format versions.
* May not be called before .readHeader().
*/
getWireFormatVersion(): number;
/**
* Read a raw 32-bit unsigned integer and return it.
*/
readUint32(): number;
/**
* Read a raw 64-bit unsigned integer and return it as an array [hi, lo] with two 32-bit unsigned integer entries.
*/
readUint64(): [number, number];
/**
* Read a JS number value.
*/
readDouble(): number;
/**
* Read raw bytes from the deserializer’s internal buffer.
* The length parameter must correspond to the length of the buffer that was passed to serializer.writeRawBytes().
*/
readRawBytes(length: number): Buffer;
}
/**
* A subclass of `Serializer` that serializes `TypedArray` (in particular `Buffer`) and `DataView` objects as host objects,
* and only stores the part of their underlying `ArrayBuffers` that they are referring to.
*/
class DefaultDeserializer extends Deserializer {
}
/**
* Uses a `DefaultSerializer` to serialize value into a buffer.
*/
function serialize(value: any): Buffer;
/**
* Uses a `DefaultDeserializer` with default options to read a JS value from a buffer.
*/
function deserialize(data: NodeJS.TypedArray): any;
/**
* Begins writing coverage report based on the `NODE_V8_COVERAGE` env var.
* Noop is the env var is not set.
*/
function takeCoverage(): void;
/**
* Stops writing coverage report.
*/
function stopCoverage(): void;
}
declare module 'vm' {
interface Context extends NodeJS.Dict<any> { }
interface BaseOptions {
/**
* Specifies the filename used in stack traces produced by this script.
* Default: `''`.
*/
filename?: string;
/**
* Specifies the line number offset that is displayed in stack traces produced by this script.
* Default: `0`.
*/
lineOffset?: number;
/**
* Specifies the column number offset that is displayed in stack traces produced by this script.
* @default 0
*/
columnOffset?: number;
}
interface ScriptOptions extends BaseOptions {
displayErrors?: boolean;
timeout?: number;
cachedData?: Buffer;
/** @deprecated in favor of `script.createCachedData()` */
produceCachedData?: boolean;
}
interface RunningScriptOptions extends BaseOptions {
/**
* When `true`, if an `Error` occurs while compiling the `code`, the line of code causing the error is attached to the stack trace.
* Default: `true`.
*/
displayErrors?: boolean;
/**
* Specifies the number of milliseconds to execute code before terminating execution.
* If execution is terminated, an `Error` will be thrown. This value must be a strictly positive integer.
*/
timeout?: number;
/**
* If `true`, the execution will be terminated when `SIGINT` (Ctrl+C) is received.
* Existing handlers for the event that have been attached via `process.on('SIGINT')` will be disabled during script execution, but will continue to work after that.
* If execution is terminated, an `Error` will be thrown.
* Default: `false`.
*/
breakOnSigint?: boolean;
/**
* If set to `afterEvaluate`, microtasks will be run immediately after the script has run.
*/
microtaskMode?: 'afterEvaluate';
}
interface CompileFunctionOptions extends BaseOptions {
/**
* Provides an optional data with V8's code cache data for the supplied source.
*/
cachedData?: Buffer;
/**
* Specifies whether to produce new cache data.
* Default: `false`,
*/
produceCachedData?: boolean;
/**
* The sandbox/context in which the said function should be compiled in.
*/
parsingContext?: Context;
/**
* An array containing a collection of context extensions (objects wrapping the current scope) to be applied while compiling
*/
contextExtensions?: Object[];
}
interface CreateContextOptions {
/**
* Human-readable name of the newly created context.
* @default 'VM Context i' Where i is an ascending numerical index of the created context.
*/
name?: string;
/**
* Corresponds to the newly created context for display purposes.
* The origin should be formatted like a `URL`, but with only the scheme, host, and port (if necessary),
* like the value of the `url.origin` property of a URL object.
* Most notably, this string should omit the trailing slash, as that denotes a path.
* @default ''
*/
origin?: string;
codeGeneration?: {
/**
* If set to false any calls to eval or function constructors (Function, GeneratorFunction, etc)
* will throw an EvalError.
* @default true
*/
strings?: boolean;
/**
* If set to false any attempt to compile a WebAssembly module will throw a WebAssembly.CompileError.
* @default true
*/
wasm?: boolean;
};
/**
* If set to `afterEvaluate`, microtasks will be run immediately after the script has run.
*/
microtaskMode?: 'afterEvaluate';
}
type MeasureMemoryMode = 'summary' | 'detailed';
interface MeasureMemoryOptions {
/**
* @default 'summary'
*/
mode?: MeasureMemoryMode;
context?: Context;
}
interface MemoryMeasurement {
total: {
jsMemoryEstimate: number;
jsMemoryRange: [number, number];
};
}
class Script {
constructor(code: string, options?: ScriptOptions);
runInContext(contextifiedSandbox: Context, options?: RunningScriptOptions): any;
runInNewContext(sandbox?: Context, options?: RunningScriptOptions): any;
runInThisContext(options?: RunningScriptOptions): any;
createCachedData(): Buffer;
cachedDataRejected?: boolean;
}
function createContext(sandbox?: Context, options?: CreateContextOptions): Context;
function isContext(sandbox: Context): boolean;
function runInContext(code: string, contextifiedSandbox: Context, options?: RunningScriptOptions | string): any;
function runInNewContext(code: string, sandbox?: Context, options?: RunningScriptOptions | string): any;
function runInThisContext(code: string, options?: RunningScriptOptions | string): any;
function compileFunction(code: string, params?: ReadonlyArray<string>, options?: CompileFunctionOptions): Function;
/**
* Measure the memory known to V8 and used by the current execution context or a specified context.
*
* The format of the object that the returned Promise may resolve with is
* specific to the V8 engine and may change from one version of V8 to the next.
*
* The returned result is different from the statistics returned by
* `v8.getHeapSpaceStatistics()` in that `vm.measureMemory()` measures
* the memory reachable by V8 from a specific context, while
* `v8.getHeapSpaceStatistics()` measures the memory used by an instance
* of V8 engine, which can switch among multiple contexts that reference
* objects in the heap of one engine.
*
* @experimental
*/
function measureMemory(options?: MeasureMemoryOptions): Promise<MemoryMeasurement>;
}
declare module 'wasi' {
interface WASIOptions {
/**
* An array of strings that the WebAssembly application will
* see as command line arguments. The first argument is the virtual path to the
* WASI command itself.
*/
args?: string[];
/**
* An object similar to `process.env` that the WebAssembly
* application will see as its environment.
*/
env?: object;
/**
* This object represents the WebAssembly application's
* sandbox directory structure. The string keys of `preopens` are treated as
* directories within the sandbox. The corresponding values in `preopens` are
* the real paths to those directories on the host machine.
*/
preopens?: NodeJS.Dict<string>;
/**
* By default, WASI applications terminate the Node.js
* process via the `__wasi_proc_exit()` function. Setting this option to `true`
* causes `wasi.start()` to return the exit code rather than terminate the
* process.
* @default false
*/
returnOnExit?: boolean;
/**
* The file descriptor used as standard input in the WebAssembly application.
* @default 0
*/
stdin?: number;
/**
* The file descriptor used as standard output in the WebAssembly application.
* @default 1
*/
stdout?: number;
/**
* The file descriptor used as standard error in the WebAssembly application.
* @default 2
*/
stderr?: number;
}
class WASI {
constructor(options?: WASIOptions);
/**
*
* Attempt to begin execution of `instance` by invoking its `_start()` export.
* If `instance` does not contain a `_start()` export, then `start()` attempts to
* invoke the `__wasi_unstable_reactor_start()` export. If neither of those exports
* is present on `instance`, then `start()` does nothing.
*
* `start()` requires that `instance` exports a `WebAssembly.Memory` named
* `memory`. If `instance` does not have a `memory` export an exception is thrown.
*
* If `start()` is called more than once, an exception is thrown.
*/
start(instance: object): void; // TODO: avoid DOM dependency until WASM moved to own lib.
/**
* Attempt to initialize `instance` as a WASI reactor by invoking its `_initialize()` export, if it is present.
* If `instance` contains a `_start()` export, then an exception is thrown.
*
* `start()` requires that `instance` exports a `WebAssembly.Memory` named
* `memory`. If `instance` does not have a `memory` export an exception is thrown.
*
* If `initialize()` is called more than once, an exception is thrown.
*/
initialize(instance: object): void; // TODO: avoid DOM dependency until WASM moved to own lib.
/**
* Is an object that implements the WASI system call API. This object
* should be passed as the `wasi_snapshot_preview1` import during the instantiation of a
* `WebAssembly.Instance`.
*/
readonly wasiImport: NodeJS.Dict<any>; // TODO: Narrow to DOM types
}
}
declare module 'worker_threads' {
import { Blob } from 'node:buffer';
import { Context } from 'vm';
import { EventEmitter } from 'events';
import { EventLoopUtilityFunction } from 'perf_hooks';
import { FileHandle } from 'fs/promises';
import { Readable, Writable } from 'stream';
import { URL } from 'url';
import { X509Certificate } from 'crypto';
const isMainThread: boolean;
const parentPort: null | MessagePort;
const resourceLimits: ResourceLimits;
const SHARE_ENV: unique symbol;
const threadId: number;
const workerData: any;
class MessageChannel {
readonly port1: MessagePort;
readonly port2: MessagePort;
}
interface WorkerPerformance {
eventLoopUtilization: EventLoopUtilityFunction;
}
type TransferListItem = ArrayBuffer | MessagePort | FileHandle | X509Certificate | Blob;
class MessagePort extends EventEmitter {
close(): void;
postMessage(value: any, transferList?: ReadonlyArray<TransferListItem>): void;
ref(): void;
unref(): void;
start(): void;
addListener(event: "close", listener: () => void): this;
addListener(event: "message", listener: (value: any) => void): this;
addListener(event: "messageerror", listener: (error: Error) => void): this;
addListener(event: string | symbol, listener: (...args: any[]) => void): this;
emit(event: "close"): boolean;
emit(event: "message", value: any): boolean;
emit(event: "messageerror", error: Error): boolean;
emit(event: string | symbol, ...args: any[]): boolean;
on(event: "close", listener: () => void): this;
on(event: "message", listener: (value: any) => void): this;
on(event: "messageerror", listener: (error: Error) => void): this;
on(event: string | symbol, listener: (...args: any[]) => void): this;
once(event: "close", listener: () => void): this;
once(event: "message", listener: (value: any) => void): this;
once(event: "messageerror", listener: (error: Error) => void): this;
once(event: string | symbol, listener: (...args: any[]) => void): this;
prependListener(event: "close", listener: () => void): this;
prependListener(event: "message", listener: (value: any) => void): this;
prependListener(event: "messageerror", listener: (error: Error) => void): this;
prependListener(event: string | symbol, listener: (...args: any[]) => void): this;
prependOnceListener(event: "close", listener: () => void): this;
prependOnceListener(event: "message", listener: (value: any) => void): this;
prependOnceListener(event: "messageerror", listener: (error: Error) => void): this;
prependOnceListener(event: string | symbol, listener: (...args: any[]) => void): this;
removeListener(event: "close", listener: () => void): this;
removeListener(event: "message", listener: (value: any) => void): this;
removeListener(event: "messageerror", listener: (error: Error) => void): this;
removeListener(event: string | symbol, listener: (...args: any[]) => void): this;
off(event: "close", listener: () => void): this;
off(event: "message", listener: (value: any) => void): this;
off(event: "messageerror", listener: (error: Error) => void): this;
off(event: string | symbol, listener: (...args: any[]) => void): this;
}
interface WorkerOptions {
/**
* List of arguments which would be stringified and appended to
* `process.argv` in the worker. This is mostly similar to the `workerData`
* but the values will be available on the global `process.argv` as if they
* were passed as CLI options to the script.
*/
argv?: any[];
env?: NodeJS.Dict<string> | typeof SHARE_ENV;
eval?: boolean;
workerData?: any;
stdin?: boolean;
stdout?: boolean;
stderr?: boolean;
execArgv?: string[];
resourceLimits?: ResourceLimits;
/**
* Additional data to send in the first worker message.
*/
transferList?: TransferListItem[];
/**
* @default true
*/
trackUnmanagedFds?: boolean;
}
interface ResourceLimits {
/**
* The maximum size of a heap space for recently created objects.
*/
maxYoungGenerationSizeMb?: number;
/**
* The maximum size of the main heap in MB.
*/
maxOldGenerationSizeMb?: number;
/**
* The size of a pre-allocated memory range used for generated code.
*/
codeRangeSizeMb?: number;
/**
* The default maximum stack size for the thread. Small values may lead to unusable Worker instances.
* @default 4
*/
stackSizeMb?: number;
}
class Worker extends EventEmitter {
readonly stdin: Writable | null;
readonly stdout: Readable;
readonly stderr: Readable;
readonly threadId: number;
readonly resourceLimits?: ResourceLimits;
readonly performance: WorkerPerformance;
/**
* @param filename The path to the Worker’s main script or module.
* Must be either an absolute path or a relative path (i.e. relative to the current working directory) starting with ./ or ../,
* or a WHATWG URL object using file: protocol. If options.eval is true, this is a string containing JavaScript code rather than a path.
*/
constructor(filename: string | URL, options?: WorkerOptions);
postMessage(value: any, transferList?: ReadonlyArray<TransferListItem>): void;
ref(): void;
unref(): void;
/**
* Stop all JavaScript execution in the worker thread as soon as possible.
* Returns a Promise for the exit code that is fulfilled when the `exit` event is emitted.
*/
terminate(): Promise<number>;
/**
* Returns a readable stream for a V8 snapshot of the current state of the Worker.
* See `v8.getHeapSnapshot()` for more details.
*
* If the Worker thread is no longer running, which may occur before the
* `'exit'` event is emitted, the returned `Promise` will be rejected
* immediately with an `ERR_WORKER_NOT_RUNNING` error
*/
getHeapSnapshot(): Promise<Readable>;
addListener(event: "error", listener: (err: Error) => void): this;
addListener(event: "exit", listener: (exitCode: number) => void): this;
addListener(event: "message", listener: (value: any) => void): this;
addListener(event: "messageerror", listener: (error: Error) => void): this;
addListener(event: "online", listener: () => void): this;
addListener(event: string | symbol, listener: (...args: any[]) => void): this;
emit(event: "error", err: Error): boolean;
emit(event: "exit", exitCode: number): boolean;
emit(event: "message", value: any): boolean;
emit(event: "messageerror", error: Error): boolean;
emit(event: "online"): boolean;
emit(event: string | symbol, ...args: any[]): boolean;
on(event: "error", listener: (err: Error) => void): this;
on(event: "exit", listener: (exitCode: number) => void): this;
on(event: "message", listener: (value: any) => void): this;
on(event: "messageerror", listener: (error: Error) => void): this;
on(event: "online", listener: () => void): this;
on(event: string | symbol, listener: (...args: any[]) => void): this;
once(event: "error", listener: (err: Error) => void): this;
once(event: "exit", listener: (exitCode: number) => void): this;
once(event: "message", listener: (value: any) => void): this;
once(event: "messageerror", listener: (error: Error) => void): this;
once(event: "online", listener: () => void): this;
once(event: string | symbol, listener: (...args: any[]) => void): this;
prependListener(event: "error", listener: (err: Error) => void): this;
prependListener(event: "exit", listener: (exitCode: number) => void): this;
prependListener(event: "message", listener: (value: any) => void): this;
prependListener(event: "messageerror", listener: (error: Error) => void): this;
prependListener(event: "online", listener: () => void): this;
prependListener(event: string | symbol, listener: (...args: any[]) => void): this;
prependOnceListener(event: "error", listener: (err: Error) => void): this;
prependOnceListener(event: "exit", listener: (exitCode: number) => void): this;
prependOnceListener(event: "message", listener: (value: any) => void): this;
prependOnceListener(event: "messageerror", listener: (error: Error) => void): this;
prependOnceListener(event: "online", listener: () => void): this;
prependOnceListener(event: string | symbol, listener: (...args: any[]) => void): this;
removeListener(event: "error", listener: (err: Error) => void): this;
removeListener(event: "exit", listener: (exitCode: number) => void): this;
removeListener(event: "message", listener: (value: any) => void): this;
removeListener(event: "messageerror", listener: (error: Error) => void): this;
removeListener(event: "online", listener: () => void): this;
removeListener(event: string | symbol, listener: (...args: any[]) => void): this;
off(event: "error", listener: (err: Error) => void): this;
off(event: "exit", listener: (exitCode: number) => void): this;
off(event: "message", listener: (value: any) => void): this;
off(event: "messageerror", listener: (error: Error) => void): this;
off(event: "online", listener: () => void): this;
off(event: string | symbol, listener: (...args: any[]) => void): this;
}
interface BroadcastChannel extends NodeJS.RefCounted {}
/**
* See https://developer.mozilla.org/en-US/docs/Web/API/BroadcastChannel
*/
class BroadcastChannel {
readonly name: string;
onmessage: (message: unknown) => void;
onmessageerror: (message: unknown) => void;
constructor(name: string);
close(): void;
postMessage(message: unknown): void;
}
/**
* Mark an object as not transferable.
* If `object` occurs in the transfer list of a `port.postMessage()` call, it will be ignored.
*
* In particular, this makes sense for objects that can be cloned, rather than transferred,
* and which are used by other objects on the sending side. For example, Node.js marks
* the `ArrayBuffer`s it uses for its Buffer pool with this.
*
* This operation cannot be undone.
*/
function markAsUntransferable(object: object): void;
/**
* Transfer a `MessagePort` to a different `vm` Context. The original `port`
* object will be rendered unusable, and the returned `MessagePort` instance will
* take its place.
*
* The returned `MessagePort` will be an object in the target context, and will
* inherit from its global `Object` class. Objects passed to the
* `port.onmessage()` listener will also be created in the target context
* and inherit from its global `Object` class.
*
* However, the created `MessagePort` will no longer inherit from
* `EventEmitter`, and only `port.onmessage()` can be used to receive
* events using it.
*/
function moveMessagePortToContext(port: MessagePort, context: Context): MessagePort;
/**
* Receive a single message from a given `MessagePort`. If no message is available,
* `undefined` is returned, otherwise an object with a single `message` property
* that contains the message payload, corresponding to the oldest message in the
* `MessagePort`’s queue.
*/
function receiveMessageOnPort(port: MessagePort): { message: any } | undefined;
type Serializable = string | object | number | boolean | bigint;
/**
* @param key Any arbitrary, cloneable JavaScript value that can be used as a {Map} key.
* @experimental
*/
function getEnvironmentData(key: Serializable): Serializable;
/**
* @param key Any arbitrary, cloneable JavaScript value that can be used as a {Map} key.
* @param value Any arbitrary, cloneable JavaScript value that will be cloned
* and passed automatically to all new `Worker` instances. If `value` is passed
* as `undefined`, any previously set value for the `key` will be deleted.
* @experimental
*/
function setEnvironmentData(key: Serializable, value: Serializable): void;
}
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