import { FindOptions } from './findoptions';
/**
 * Determines whether any element of an async-iterable sequence satisfies a condition.
 *
 * @export
 * @template T The type of the elements in the source sequence.
 * @param {AsyncIterable<T>} source An async-iterable sequence whose elements to apply the predicate to.
 * @param {FindOptions<T, S>} options The options which includes a required predicate, an optional
 * thisArg for binding, and an abort signal for cancellation.
 * @returns {Promise<boolean>} A promise with a boolean determining whether any elements in the source sequence
 * pass the test in the specified predicate.
 */
export declare function some<T>(source: AsyncIterable<T>, options: FindOptions<T>): Promise<boolean>;