/**
 * @since 0.3.0
 */
import type { HttpRequest, HttpResponse } from "@smithy/protocol-http";
import type { HttpHandlerOptions, RequestHandler as ClientRequestHandler, RequestHandlerOutput } from "@smithy/types";
import type * as Cause from "effect/Cause";
import * as Context from "effect/Context";
import * as Effect from "effect/Effect";
import * as Scope from "effect/Scope";
import type { RuntimeOptions } from "./internal/httpHandler.js";
declare const TypeId: unique symbol;
type RequestHandlerConstructorProps = {
    readonly handle: (request: HttpRequest, handlerOptions?: HttpHandlerOptions) => Effect.Effect<RequestHandlerOutput<HttpResponse>, Cause.TimeoutError, Scope.Scope>;
};
/**
 * @since 0.3.0
 * @category model
 */
export interface RequestHandler extends RequestHandlerConstructorProps {
    readonly [TypeId]: typeof TypeId;
}
/**
 * @since 0.3.0
 * @category tag
 */
export declare const RequestHandler: Context.Service<RequestHandler, RequestHandler>;
/**
 * @since 0.3.0
 * @category constructors
 */
export declare const make: (options: RequestHandlerConstructorProps) => RequestHandler;
/**
 * @since 0.3.0
 * @category adapters
 */
export declare const toClientRequestHandler: (requestHandler: RequestHandler, config: RuntimeOptions) => ClientRequestHandler<HttpRequest, HttpResponse, HttpHandlerOptions>;
export {};
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