import { Ref, ReactNode, ElementType, ComponentProps } from 'react';
import { Id, Obj } from '../types';
/**
 * 获取随机ID
 */
export declare function getRandomId(length?: number): string;
/**
 * 拼接元素的类名
 * @param classes
 */
export declare function clsx(...classes: any[]): string;
/**
 * 驼峰转分隔
 * @param str
 * @param separator
 */
export declare function humpToSegmented(str: string, separator?: string): string;
/**
 * 将某个值统一转换成数组或null
 * @param value
 */
export declare function toArray(value?: undefined | null): null;
export declare function toArray<T>(value: T): T extends any[] ? T : T extends undefined | null ? null : T[];
/**
 * 判断某个值是否为已选中
 * @param value 需要判断的值
 * @param selectedValue 已选中的值，可能为undefined | V | V[]
 */
export declare function isSelected<V extends Id>(value: V | undefined, selectedValue: V | V[] | undefined): boolean;
/**
 * 对象深复制
 */
export declare function cloneDeep<T>(target: T): T;
/**
 * 深度合并对象
 */
export declare function mergeDeep<T extends {}, U>(target: T, source: U): T & U;
export declare function mergeDeep<T extends {}, U, V>(target: T, source: U, source2: V): T & U & V;
export declare function mergeDeep<T extends {}, U, V, W>(target: T, source: U, source2: V, source3: W): T & U & V & W;
export declare function mergeDeep<T extends {}, U, V, W, X>(target: T, source: U, source2: V, source3: W, source4: X): T & U & V & W & X;
export declare function mergeDeep<T extends {}, U, V, W, X, Y>(target: T, source: U, source2: V, source3: W, source4: X, source5: Y): T & U & V & W & X & Y;
export declare function mergeDeep<T extends {}, U, V, W, X, Y, Z>(target: T, source: U, source2: V, source3: W, source4: X, source5: Y, source6: Z): T & U & V & W & X & Y & Z;
export declare function mergeDeep(target: object, ...sources: any[]): any;
export declare function arrayShallowEqual(a: any[], b: any[]): boolean;
export type OverflowEdge = 'top' | 'bottom' | 'left' | 'right';
/**
 * 判断元素是否完全在目标容器内，用于Popper组件
 * @param target 目标元素
 * @param container 容器
 * @returns 'top' | 'bottom' | 'left' | 'right' | false
 */
export declare function isElementOverflowed(target: Element, container?: Element | null): OverflowEdge | false;
/**
 * 克隆Ref
 * @param refs
 */
export declare function cloneRef<T>(...refs: (Ref<T> | undefined)[]): (ref: T | null) => void;
/**
 * 判断变量是否为undefined或null
 * @param it
 */
export declare function isUnset(it: any): it is undefined | null;
/**
 * 判断变量是否为Promise
 * @param it
 */
export declare function isPromise<T>(it: any): it is Promise<T>;
/**
 * 获取promise的状态
 * @param promise
 */
export declare function getPromiseState(promise: Promise<any>): Promise<'pending' | 'fulfilled' | 'rejected'>;
/**
 * 判断表单控件是否为空值
 * @param value
 */
export declare function isNoValue(value: any): boolean;
/**
 * 将节点用某个分隔符拼接起来，通常用于渲染多选项
 * @param arr
 * @param callback
 * @param separator
 */
export declare function joinNodes<T>(arr: T[], callback: (item: T, index: number) => ReactNode, separator?: ReactNode): (string | number | bigint | boolean | import("react").ReactElement<unknown, string | import("react").JSXElementConstructor<any>> | Iterable<ReactNode> | import("react").ReactPortal | Promise<string | number | bigint | boolean | import("react").ReactPortal | import("react").ReactElement<unknown, string | import("react").JSXElementConstructor<any>> | Iterable<ReactNode> | null | undefined> | null | undefined)[];
/**
 * 修复数字输入框的值，包括最大值最小值限制，以及小数点精度
 * @param value
 * @param param
 */
export type FixInputNumberParam = {
    min?: number;
    max?: number;
    precision?: number;
};
export declare function fixInputNumber(value: string, { min, max, precision }: FixInputNumberParam): string;
/**
 * 判断某个元素是否为另一个元素的子元素
 * @param target
 * @param container
 */
export declare function isChildOf(target: Element | null, container?: Element | null): boolean;
/**
 * 从某个元素开始，一直向上查找
 * @param target
 * @param callback 返回true表示找到，会停止递归
 */
export declare function findPredecessor(target: Element, callback: (parent: HTMLElement) => any): HTMLElement | null;
/**
 * 监听某个元素的所有祖先元素的滚动事件
 * @param target
 * @param listener
 * @returns {() => void} 返回一个清除函数
 */
export declare function listenAllPredecessorsScroll(target: Element | Document, listener: (e: Event) => void): () => void;
/**
 * 将数值限制在某个范围内
 */
export declare function range(value: number, min?: number, max?: number): number;
/**
 * 对象深度查找，也可赋值
 * @param obj
 * @param keyPath
 * @param setValue
 * @param separator 分隔符，默认为`.`
 */
export declare function queryDeep<T = any>(obj: any, keyPath: PropertyKey | PropertyKey[], setValue?: (oldValue: any) => T, separator?: string): T;
export declare function queryDeep<T = any>(obj: any, keyPath: PropertyKey | PropertyKey[], separator?: string, setValue?: (oldValue: any) => T): T;
/**
 * 过滤对象中值为undefined属性
 * @param obj
 * @param undefinedValue 可传入该值，用于替换undefined以删除其他属性
 */
export declare function filterProperties<T extends Record<string, any>>(obj: T, undefinedValue?: any): T;
/**
 * 合并属性
 */
type ExtendableProps<T> = (T extends ElementType ? ComponentProps<T> : T) & Obj;
export declare function mergeComponentProps<T>(...props: (Partial<ExtendableProps<T>> | null | false | undefined)[]): ExtendableProps<T>;
export {};