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