declare const registerRootComparator: (name: string, item: unknown) => void, getRootComparator: (name: string) => unknown;
type CompareFunctionFactory = (sortOrder: unknown, columnMeta: unknown, columnPluginSettings: unknown) => (value: unknown, nextValue: unknown) => number;
/**
 * Gets sort function for the particular column basing on it's data type.
 *
 * @param {string} type The data type.
 * @returns {Function}
 */
export declare function getCompareFunctionFactory(type: string): CompareFunctionFactory;
export { registerRootComparator, getRootComparator };