type reduceState = 'cont' | 'term';
type reduceFunction<TItem, TAcc> = (acc: TAcc, item: TItem) => {
    state: reduceState;
    result: TAcc;
};
export declare function reduceWhile<TItem, TAcc>(array: TItem[], callback: reduceFunction<TItem, TAcc>, acc: TAcc): TAcc;
/**
 * Returns array of distinct values that are duplicated in the array
 * @param array
 */
export declare function getDuplicateValues(array: any[]): any[];
export {};