import { MenuGroupType, MenuItemType, MenuSearchSortFn } from './types';
export declare enum MenuMatchRank {
    EXACT = 0,
    PREFIX = 1,
    SUBSTRING = 2,
    NONE = 3
}
export declare const getItemMatchRank: (item: MenuItemType, lower: string) => MenuMatchRank;
export declare const defaultSearchSortFn: MenuSearchSortFn;
export declare const filterMenuGroups: (groups: MenuGroupType[], searchText: string, searchSortFn?: MenuSearchSortFn) => MenuGroupType[];
export declare const filterMenuItem: (item: MenuItemType, lower: string) => MenuItemType | null;