import type { IncomingMessage } from "node:http";
import { Effect } from "effect";
export declare const NO_BODY: unique symbol;
export declare const MAX_REQUEST_BODY_BYTES: number;
export declare class RequestBodyTooLargeError extends Error {
}
/**
 * Read and parse a JSON request body. On malformed JSON or an oversized body,
 * write the matching error through `writeError` and return the NO_BODY sentinel
 * so the caller stops processing.
 */
export declare function readJson(req: IncomingMessage, writeError: (status: number, value: unknown) => void): Effect.Effect<unknown, Error>;