import { type Dispatch } from 'react';
import type { TimeValue, TimeframeV2 } from '../../../core/types/time.js';
import { type FormFieldMessagesReducerAction } from '../../forms-core/state/formfield-messages-state-reducer.js';
import type { CalendarState } from '../types/shared-types.js';
/** @internal */
export declare function _isOutOfBounds(date?: string | Date, min?: string | Date, max?: string | Date): boolean;
/** @internal */
export declare function validateCalendarSelection(updatedValue: Partial<TimeframeV2> | TimeValue | null, state: CalendarState, formMessageDispatch: Dispatch<FormFieldMessagesReducerAction>, showError?: boolean): string | undefined;