import type { DateGranularity, DatePartType, IntlLocale } from './types';
export type DateSegmentType = DatePartType | 'literal';
/** @experimental Segment model reserved for a future segment-editor field. */
export type DateSegmentModel = {
    type: DateSegmentType;
    /** Visible text for literals; numeric string for editable segments. */
    value: string;
    placeholder: string;
    isPlaceholder: boolean;
    editable: boolean;
};
/**
 * Builds locale-ordered date segments from `Intl.DateTimeFormat.prototype.formatToParts()`.
 *
 * @remarks Mirrors the React Aria `DateInput` segment list — literals plus editable fields.
 * @experimental Reserved for a future segment-editor field.
 */
export declare function buildDateSegments(date: Date | null, locale: IntlLocale, options?: {
    granularity?: DateGranularity;
    placeholderDate?: Date;
}): DateSegmentModel[];
/**
 * Converts editable segment values into a local calendar `Date`, or `null` when incomplete.
 *
 * @experimental Reserved for a future segment-editor field.
 */
export declare function segmentsToDate(segments: DateSegmentModel[]): Date | null;
/** @experimental Reserved for a future segment-editor field. */
export declare function getEditableSegmentIndices(segments: DateSegmentModel[]): number[];
export declare function maxSegmentLength(type: DatePartType): number;
export declare function clampSegmentValue(type: DatePartType, raw: string): string;
export declare function incrementSegment(type: DatePartType, value: string, delta: number): string;