import { AttesterSlashing, Slot, ValidatorIndex, phase0 } from "@lodestar/types";
/**
 * Check if [[data1]] and [[data2]] are slashable according to Casper FFG rules.
 */
export declare function isSlashableAttestationData(data1: phase0.AttestationDataBigint, data2: phase0.AttestationDataBigint): boolean;
export declare function isValidAttestationSlot(attestationSlot: Slot, currentSlot: Slot): boolean;
export declare function getAttesterSlashableIndices(attesterSlashing: AttesterSlashing): ValidatorIndex[];
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