import { HttpMessage, HttpResponse } from "@http4t/core/contract";
import { BaseResponseLens, MessageLens, ResponseLens, RoutingResult } from "../lenses";
export type LensesByStatus<T> = {
    [k: number]: MessageLens<HttpMessage, T>;
};
export declare class ResponseByStatusLens<T, TStatuses extends LensesByStatus<T>> extends BaseResponseLens<T> {
    private readonly statuses;
    private readonly getStatus;
    private readonly allStatuses;
    constructor(statuses: TStatuses, getStatus: (request: T) => keyof TStatuses);
    get(message: HttpResponse): Promise<RoutingResult<T>>;
    setResponse(into: HttpResponse, value: T): Promise<HttpResponse>;
}
export declare function statuses<T, TStatuses extends LensesByStatus<T>>(statuses: TStatuses, getStatus: (value: T) => keyof TStatuses): ResponseLens<T>;
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