import { CorsOptions, PollOptions, RequestOptions } from '../types/ICommon';

export declare const ASYNC_STATUS: {
    readonly IDLE: "IDLE";
    readonly PENDING: "PENDING";
    readonly SUCCESS: "SUCCESS";
    readonly ERROR: "ERROR";
};
/**
 * Format a CORS response
 */
export declare function cors(data: any, statusCodeOrOptions?: number | CorsOptions): {
    body: string;
    headers: {
        "Access-Control-Expose-Headers"?: string | undefined;
        "Access-Control-Allow-Origin": string;
        "Access-Control-Allow-Credentials": boolean;
        "Access-Control-Allow-Methods": string;
        "Access-Control-Allow-Headers": string;
    };
    statusCode: number;
};
/**
 *
 * @param condition
 * @param options
 */
export declare function poll(condition: () => boolean, options?: PollOptions): Promise<void>;
/**
 * Make async requests
 */
export declare function request<D = any>(url: string, options?: RequestOptions): Promise<D>;
/**
 * Block execution
 */
export declare function sleep(seconds?: number): Promise<unknown>;