import { Schema } from 'effect';
import type { MiddlewareError } from '../../lib/MiddlewareError.js';
import type { Rec, RequestResponseHandler } from '../index.js';
import { type RequestW } from '../RequestW.js';
export type WithValidatedHeaders<V> = {
    headers: V;
    headersValidatorRaw: RequestW['headers'] | undefined;
};
export declare const middleware: <V0, V1>(schema: Schema.Schema<V0, V1>) => <I extends Rec, O extends Rec, E, R>(wrapped: RequestResponseHandler<I & WithValidatedHeaders<V0>, O, E, R>) => RequestResponseHandler<I, O, E | MiddlewareError, R>;
//# sourceMappingURL=headersValidator.d.ts.map