import { Readable } from 'stream';
declare namespace getRawBody {
export type Encoding = string | true;
export interface Options {
/**
* The expected length of the stream.
*/
length?: number | string | null;
/**
* The byte limit of the body. This is the number of bytes or any string
* format supported by `bytes`, for example `1000`, `'500kb'` or `'3mb'`.
*/
limit?: number | string | null;
/**
* The encoding to use to decode the body into a string. By default, a
* `Buffer` instance will be returned when no encoding is specified. Most
* likely, you want `utf-8`, so setting encoding to `true` will decode as
* `utf-8`. You can use any type of encoding supported by `iconv-lite`.
*/
encoding?: Encoding | null;
}
export interface RawBodyError extends Error {
/**
* The limit in bytes.
*/
limit?: number;
/**
* The expected length of the stream.
*/
length?: number;
expected?: number;
/**
* The received bytes.
*/
received?: number;
/**
* The encoding.
*/
encoding?: string;
/**
* The corresponding status code for the error.
*/
status: number;
statusCode: number;
/**
* The error type.
*/
type: string;
}
}
/**
* Gets the entire buffer of a stream either as a `Buffer` or a string.
* Validates the stream's length against an expected length and maximum
* limit. Ideal for parsing request bodies.
*/
declare function getRawBody(
stream: Readable,
callback: (err: getRawBody.RawBodyError, body: Buffer) => void
): void;
declare function getRawBody(
stream: Readable,
options: (getRawBody.Options & { encoding: getRawBody.Encoding }) | getRawBody.Encoding,
callback: (err: getRawBody.RawBodyError, body: string) => void
): void;
declare function getRawBody(
stream: Readable,
options: getRawBody.Options,
callback: (err: getRawBody.RawBodyError, body: Buffer) => void
): void;
declare function getRawBody(
stream: Readable,
options: (getRawBody.Options & { encoding: getRawBody.Encoding }) | getRawBody.Encoding
): Promise<string>;
declare function getRawBody(
stream: Readable,
options?: getRawBody.Options
): Promise<Buffer>;
export = getRawBody;