import type { CallResultOptions, CallspecClientErrors } from '../clientTypes';
import type { ResolveRouteClientErrorInput } from './types';
/**
 * Map an HTTP error response to a typed client failure.
 *
 * Pipeline: callspec JSON → undeclared `{ error }` → exact phrase → status → fuzzy → UNKNOWN.
 * See src/content/docs/error-handling.md and skills/callspec/SKILL.md.
 */
export declare function resolveRouteClientError<E>(input: ResolveRouteClientErrorInput): CallspecClientErrors<E>;
/** Same pipeline for non-RPC routes (optional response headers). */
export declare function normalizeClientErrorBody(status: number, body: unknown, options?: CallResultOptions & {
    responseHeaders?: Headers;
}): CallspecClientErrors<never>;