import { type ClassTransformOptions } from 'class-transformer';
import type CircuitBreaker from 'opossum';
import { FetchHttpClient } from './fetch-http-client';
import { type HttpClient, type HttpInterfaceConfig } from '../types';
export declare class Configuration {
    private readonly config;
    static DEFAULT_TIMEOUT: number;
    static DEFAULT_HTTP_CLIENT: typeof FetchHttpClient;
    constructor(config?: HttpInterfaceConfig);
    get timeout(): number;
    get httpClient(): HttpClient;
    get transformOption(): ClassTransformOptions | undefined;
    get circuitBreakerOption(): CircuitBreaker.Options | undefined;
}