import { Email } from './api';
export type CheckInboxOptions<T extends boolean = false> = {
    token: string;
    timeout?: number;
    step?: number;
    all?: T;
    query?: string;
    logs?: boolean;
};
/**
 * Check Gmail inbox
 * @param {CheckInboxOptions} options - The Options object
 * @param {string} options.token OAuth Access token
 * @param {number} [options.timeout=15000] Function timeout (ms)
 * @param {number} [options.step=1500] Time between retries (ms)
 * @param {boolean} [options.all=false] Whether to find a single email or all mathing the query criteria
 * @param {string} [options.query] Query that specifies search criteria (https://support.google.com/mail/answer/7190)
 * @param {boolean} [options.logs=true] Whether to log every attempt to get emails or not
 * @returns {Promise<Email | Email[]>} Email contents
 * @example const email = await checkInbox({token: 'ya01.a123456...', query: 'from:squier7 subject:Test!'})
 */
export declare const checkInbox: <T extends boolean = false>(options: CheckInboxOptions<T>) => Promise<T extends true ? Email[] : Email>;