export interface HttpErrorDetails {
    [key: string]: unknown;
}
export interface HttpErrorJson {
    error: string;
    status: number;
    details?: HttpErrorDetails;
}
/**
 * HTTP error class for structured error handling in route handlers.
 * Provides static factory methods for common HTTP error responses.
 */
export declare class HttpError extends Error {
    readonly status: number;
    readonly details?: HttpErrorDetails;
    constructor(status: number, message: string, details?: HttpErrorDetails);
    /**
     * Detects HttpError across bundle boundaries where `instanceof` can fail.
     *
     * @remarks
     * Page modules may load a different class identity than core runtime code.
     * Prefer this over `instanceof` when catching errors from app page bundles.
     */
    static isHttpError(error: unknown): error is HttpError;
    /**
     * Serialize error to JSON for API responses.
     */
    toJSON(): HttpErrorJson;
    /**
     * Create a Response object from this error.
     */
    toResponse(): Response;
    static BadRequest(message?: string, details?: HttpErrorDetails): HttpError;
    static Unauthorized(message?: string): HttpError;
    static Forbidden(message?: string): HttpError;
    static NotFound(message?: string): HttpError;
    static Conflict(message?: string, details?: HttpErrorDetails): HttpError;
    static InternalServerError(message?: string): HttpError;
}