import { type IncomingMessage, type Server, type ServerResponse } from 'node:http';
import type { AddressInfo } from 'node:net';
import * as Pool from './Pool.js';
export type CreateServerParameters = Pool.define.Parameters<number> & ({
    /** Host to run the server on. */
    host?: string | undefined;
    /** Port to run the server on. */
    port: number;
} | {
    host?: undefined;
    port?: undefined;
});
export type CreateServerReturnType = Omit<Server<typeof IncomingMessage, typeof ServerResponse>, 'address'> & {
    address(): AddressInfo | null;
    start(): Promise<() => Promise<void>>;
    stop(): Promise<void>;
};
/**
 * Creates a server that manages a pool of instances via a proxy.
 *
 * @example
 * ```
 * import { Instance, Server } from 'prool'
 *
 * const server = Server.create({
 *  instance: Instance.anvil(),
 * })
 *
 * const server = await server.start()
 * // Instances accessible at:
 * // "http://localhost:8545/1"
 * // "http://localhost:8545/2"
 * // "http://localhost:8545/3"
 * // "http://localhost:8545/n"
 * // "http://localhost:8545/n/start"
 * // "http://localhost:8545/n/stop"
 * // "http://localhost:8545/n/restart"
 * // "http://localhost:8545/healthcheck"
 * ```
 */
export declare function create(parameters: CreateServerParameters): CreateServerReturnType;
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