/**
 * Maps the items to items with an active property
 */
export declare const mapToActiveIndex: <GItem extends {}>(items: GItem[], activeIndex: number) => (GItem & {
    active: boolean;
})[];
interface CalculateNewIndexFromArrowPressParams {
    /**
     * Whether the arrow key was the up key or the down key
     */
    direction: 'up' | 'down';
    /**
     * The total number of matches
     */
    matchLength: number;
    /**
     * The previously matched index
     */
    prevIndex: number;
}
export declare const calculateNewIndexFromArrowPress: ({ direction, matchLength, prevIndex, }: CalculateNewIndexFromArrowPressParams) => number;
export {};
//# sourceMappingURL=twitter-utils.d.ts.map