import { Interface } from '@ethersproject/abi';
import { HooksConfigMap } from './hooks/balancer-hook-event-subscriber';
import { Step } from './types';
export declare function getUniqueHookNames(hooksConfigMap: HooksConfigMap): string;
export declare function combineInterfaces(interfaces: Interface[]): Interface;
/**
 * Removes adjacent pairs of buffer steps that form circular swaps.
 * Only removes pairs where both steps have isBuffer=true and
 * first step's tokenIn equals second step's tokenOut.
 *
 * @param steps - Array of sequential swap steps
 * @returns Filtered array with circular buffer pairs removed
 */
export declare function removeCircularStepPairs(steps: Step[]): Step[];