import { PerpsErrorCode } from '@lifi/perps-types';
/**
 * Error thrown by every SDK code path — backend error responses, transport
 * failures, and SDK-side validation alike. Carries a {@link PerpsErrorCode}
 * for programmatic branching and an optional `tool` tag identifying the
 * originating package.
 *
 * @public
 */
export declare class PerpsError extends Error {
    code: PerpsErrorCode;
    name: string;
    tool?: string;
    constructor(code?: PerpsErrorCode, message?: string);
}
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