export { default as NOOP } from './noopFn';
export * from './defer';
export declare const EMPTY_OBJ: {};
export declare const extend: {
    <T extends {}, U>(target: T, source: U): T & U;
    <T extends {}, U, V>(target: T, source1: U, source2: V): T & U & V;
    <T extends {}, U, V, W>(target: T, source1: U, source2: V, source3: W): T & U & V & W;
    (target: object, ...sources: any[]): any;
};
export declare const isArray: (arg: any) => arg is any[];
export declare const isObject: (val: unknown) => val is Record<any, any>;
export declare const isFunction: (val: unknown) => val is Function;
export declare const hasOwn: (val: object, key: string | symbol) => key is keyof typeof val;
export declare function getType(obj: any): string;