export interface BaseCompareOptions<TLeft, TRight> {
    compare: (left: TLeft, right: TRight) => number;
    onMissingInLeft?: (right: TRight) => void;
    onMissingInRight?: (left: TLeft) => void;
    onMatch?: (left: TLeft, right: TRight) => void;
}
export interface CompareListsOptions<TLeft, TRight> extends BaseCompareOptions<TLeft, TRight> {
    left: Iterable<TLeft>;
    right: Iterable<TRight>;
}
export interface CompareListsReport<TLeft, TRight> {
    missingInLeft: TRight[];
    missingInRight: TLeft[];
    matches: [TLeft, TRight][];
}
export declare function compareLists<TLeft, TRight>(options: CompareListsOptions<TLeft, TRight>): void;
export declare function compareLists<TLeft, TRight>(options: CompareListsOptions<TLeft, TRight> & {
    returnReport: true;
}): CompareListsReport<TLeft, TRight>;
export interface CompareIteratorsOptions<TLeft, TRight> extends BaseCompareOptions<TLeft, TRight> {
    left: Iterator<TLeft>;
    right: Iterator<TRight>;
}
export declare function compareIterators<TLeft, TRight>(options: CompareIteratorsOptions<TLeft, TRight>): void;
export declare function compareIterators<TLeft, TRight>(options: CompareIteratorsOptions<TLeft, TRight> & {
    returnReport: true;
}): CompareListsReport<TLeft, TRight>;