/**
 * This is intended to be used to compose event handlers
 * They are executed in order until one of them calls
 * `event.preventDefault()`. Not sure this is the best
 * way to do this, but it seems legit...
 * @param {Function} fns the event hanlder functions
 * @return {Function} the event handler to add to an element
 */
export declare function composeEventHandlers(...fns: any[]): (event: any, ...args: any[]) => boolean;
/**
 * Create an event handler for keyboard key given a config map
 * of event handlers
 * @param {Object} config consists of left, right, up, and down
 * @return {Function} the event handler to handle keyboard key
 */
export declare function getArrowKeyHandlers(config: any): (event: any) => void;
/**
 * Checks if a given date is with date range
 * @param {Array} range the range array with upper and lower bound
 * @param {Date} date a given date
 * @return {Boolean} true if date is in the range, false otherwise
 */
export declare function isInRange(range: any, date: any): boolean;