import type { PriceUpdate } from "../market/pricefeeds/types.js";
import type { MultiCall } from "../types/index.js";
import { AddressSet } from "../utils/AddressSet.js";
/**
 * Splits a multicall array into existing price-update data and remaining calls.
 *
 * All `onDemandPriceUpdates` entries are decoded and their {@link PriceUpdate}
 * tuples are collected into a flat array. The remaining (non-price-update)
 * calls are returned in their original order.
 *
 * @param calls - Array of multicall entries to split
 * @returns Object with `priceUpdates` (decoded price update tuples) and
 *          `remainingCalls` (everything else, preserving order)
 */
export declare function extractPriceUpdates(calls: MultiCall[]): {
    priceUpdates: PriceUpdate[];
    remainingCalls: MultiCall[];
};
/**
 * Extracts token addresses from `updateQuota` calls that have a positive `quotaChange`.
 *
 * Only tokens whose quota is being increased (i.e. `quotaChange > 0`) are
 * returned, since those are the tokens that require fresh price feed data.
 *
 * @param calls - Array of multicall entries to scan
 * @returns Unique token addresses from positive-change quota updates
 */
export declare function extractQuotaTokens(calls: MultiCall[]): AddressSet;
/**
 * Merges two {@link PriceUpdate} arrays, deduplicating by `priceFeed` address.
 *
 * When both arrays contain an update for the same price feed, the entry from
 * `existing` takes priority (the caller explicitly included it).
 *
 * @param existing - Price updates already present in the multicall
 * @param generated - Newly generated price updates to merge in
 * @returns Merged array with no duplicate `priceFeed` addresses
 */
export declare function mergePriceUpdates(existing: PriceUpdate[], generated: PriceUpdate[]): PriceUpdate[];