import type { Document, Transaction } from '../types.js';
/**
 * Represents a charge with its associated transactions and documents
 */
interface Charge {
    id: string;
    owner_id: string | null;
    transactions?: Transaction[];
    documents?: Document[];
}
/**
 * Validate a charge is properly formed for matching
 * @throws Error with descriptive message if invalid
 */
export declare function validateChargeForMatching(charge: Charge): void;
/**
 * Check if charge is matched (has both transactions and accounting documents)
 */
export declare function isChargeMatched(charge: Charge): boolean;
/**
 * Validate that a charge is unmatched (for matching operations)
 * @throws Error if charge is already matched
 */
export declare function validateChargeIsUnmatched(charge: Charge): void;
export {};