/**
 * 干支与五行基础输入校验。
 *
 * 所有上层术数共用同一套合法值，避免各模块自行维护列表后出现口径分叉。
 */
import { type EarthlyBranch, type HeavenlyStem } from './data';
export declare const WUXING_VALUES: readonly ["木", "火", "土", "金", "水"];
export type WuxingValue = (typeof WUXING_VALUES)[number];
export declare function isHeavenlyStem(value: unknown): value is HeavenlyStem;
export declare function isEarthlyBranch(value: unknown): value is EarthlyBranch;
export declare function isWuxing(value: unknown): value is WuxingValue;
/** 是否为真实存在的六十甲子，而非任意合法天干、地支的拼接。 */
export declare function isValidGanZhi(value: unknown): value is string;
export declare function isGanZhiPair(gan: unknown, zhi: unknown): boolean;
export declare function assertHeavenlyStem(value: unknown, label?: string): asserts value is HeavenlyStem;
export declare function assertEarthlyBranch(value: unknown, label?: string): asserts value is EarthlyBranch;
export declare function assertWuxing(value: unknown, label?: string): asserts value is WuxingValue;
export declare function assertValidGanZhi(value: unknown, label?: string): asserts value is string;
export declare function assertGanZhiPair(gan: unknown, zhi: unknown, label?: string): void;
/** 返回指定年柱可用的十二个月柱；非法年柱返回空数组。 */
export declare function getBaziMonthPillarOptions(yearPillar: unknown): string[];
/** 返回指定日柱可用的十二个时柱；非法日柱返回空数组。 */
export declare function getBaziHourPillarOptions(dayPillar: unknown): string[];
export interface BaziPillarNames {
    year: unknown;
    month: unknown;
    day: unknown;
    hour: unknown;
}
/** 校验四柱的干支组合以及五虎遁、五鼠遁上下柱关系。 */
export declare function isValidBaziPillarCombination(pillars: BaziPillarNames): boolean;
/** 对四柱关系做带字段说明的严格校验，供反推等入口复用。 */
export declare function assertValidBaziPillarCombination(pillars: BaziPillarNames, label?: string): asserts pillars is {
    year: string;
    month: string;
    day: string;
    hour: string;
};