import type { TrussClientConfig } from '../types/index.js';
export interface HttpResponse<T = unknown> {
    data: T;
    status: number;
    statusText: string;
    headers: Record<string, string>;
}
export declare class TrussApiError<T = unknown> extends Error {
    readonly status: number;
    readonly response: HttpResponse<T>;
    constructor(message: string, response: HttpResponse<T>);
}
export declare class TrussTimeoutError extends Error {
    readonly status = 408;
    constructor(timeoutMs: number);
}
export declare class TrussNetworkError extends Error {
    readonly cause?: unknown;
    constructor(message: string, options?: {
        cause?: unknown;
    });
}
export declare class HttpClient {
    private readonly config;
    constructor(config: Required<TrussClientConfig>);
    /**
     * Make an HTTP request
     */
    request<T = unknown>(method: string, endpoint: string, data?: unknown, options?: RequestInit): Promise<HttpResponse<T>>;
    /**
     * GET request
     */
    get<T = unknown>(endpoint: string, options?: RequestInit): Promise<HttpResponse<T>>;
    /**
     * POST request
     */
    post<T = unknown>(endpoint: string, data?: unknown, options?: RequestInit): Promise<HttpResponse<T>>;
    private send;
    private buildHeaders;
    private parseBody;
    private shouldRetry;
    private retryDelay;
    private sleep;
    private parseHeaders;
}
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