/**
 * Base class for every error the framework throws. Carries a stable, string
 * `code` so callers can branch on the failure programmatically rather than
 * matching on message text. Messages are prefixed with the brand name.
 */
export declare class FrameworkError extends Error {
    readonly code: string;
    constructor(code: string, message: string);
}
/** Stable codes for boot-time (L2) route configuration failures. */
export type RouteConfigErrorCode = "DUPLICATE_ROUTE" | "DUPLICATE_PARAM" | "PARAM_NAME_CONFLICT" | "INVALID_PATH" | "INVALID_PARAM_NAME" | "WILDCARD_NOT_LAST" | "INVALID_METHOD" | "INVALID_ASSURANCE" | "INVALID_IDEMPOTENCY" | "INVALID_WS_SEND_VALIDATION" | "INVALID_BODY_LIMIT";
/**
 * Thrown at route registration when a route is misconfigured. This is the
 * boot-time rejection layer: loud and early,
 * never deferred to the first request.
 */
export declare class RouteConfigError extends FrameworkError {
    readonly code: RouteConfigErrorCode;
    constructor(code: RouteConfigErrorCode, message: string);
}
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