import { PlainObject } from '../types';
export declare function canUseDOM(): boolean;
export declare function isSupportedEnvironment(): boolean;
export declare function request(url: string, options?: RequestInit): Promise<string>;
export declare function sleep(seconds?: number): Promise<unknown>;
export declare function supportsInlineSVG(): boolean;
export declare function randomString(length: number): string;
/**
 *  Remove properties from an object
 */
export declare function omit<T extends PlainObject, K extends keyof T>(input: T, ...filter: K[]): Omit<T, K>;
