import type { WithdrawalToken } from '../flow/withdrawalFlowConfig';
export declare const SOURCE_TOKEN_DECIMALS_QUERY_KEY = "sourceTokenDecimals";
/**
 * Decimals for the amount conversion: the host's value when it has one,
 * otherwise read on-chain. A stale host value would mis-scale the transfer, so
 * the read is preferred over a guess.
 *
 * Its own query rather than a step inside the quote, so the read runs once per
 * token — as soon as the form knows what it is spending — instead of on every
 * 25-second quote refresh.
 */
export declare function useSourceTokenDecimals(sourceToken: WithdrawalToken): number | undefined;
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