export declare function isString(val: any): boolean;
export declare function isBoolean(val: any): boolean;
export declare function isNumber(val: any): boolean;
export declare function isObject(val: any): boolean;
export declare function isDate(value: any): boolean;
export declare function isFunction(val: any): boolean;
export declare function isUndefined(val: any): boolean;
/**
 * 判断是否为null,此函数undefined也表示为null
 * @param val -需要判断的对象
 * @returns
 */
export declare function isNull(val: any): boolean;
export declare function isEmptyArray(list?: any[]): boolean;
export declare function type(val: any): any;
export declare function isAtomic(val: any): boolean;
export declare function isAtomicType(valType: string): boolean;
export interface CopyConf {
    copyNull: boolean;
    copyUndefined: boolean;
}
/**
 * 深度复制属性
 * @param dest -目标对象
 * @param srcList -需要复制的对象
 * @returns
 */
export declare function depthCopyProps(dest: any, ...srcList: any[]): any;
/**
 * 为目标对象设置默认值
 * @param dest -目标对象
 * @param srcList -默认值
 * @returns
 */
export declare function setDefaultValues(dest: any, ...srcList: any[]): any;
export declare const depthCopyPropsIf: typeof setDefaultValues;
export declare function depthCopyPropsWithConf(conf: CopyConf, dest: any, ...srcList: any[]): any;
/**
 * 克隆
 * @param data -克隆的对象
 * @returns
 */
export declare function clone(data: any): any;
/**
 * 序列执行
 * @param fns -需要执行的函数
 * @param target -目标对象
 * @param args -参数
 * @param assert -断言
 * @returns
 */
export declare function queueInvoke(fns: undefined | Function | Function[], target: any, args: any[], assert?: (value: any) => boolean | Promise<boolean>): Promise<any>;
export declare function invoke(fns: undefined | Function | Function[], target: any, args: any[]): any;
export declare const CLASS_INST_MAP: Record<any, Record<string, any>>;
export interface EmptyConstructor {
    new (...args: any[]): unknown;
}
export declare function getClassDefaultInstance(clazz: EmptyConstructor, factory?: () => any, key?: string): any;
export declare function getClassDefaultValue(clazz: EmptyConstructor, propertyKey: string, instFactory?: () => any, instKey?: string): any;