import type { Stream } from '@rimbu/stream';
/**
 * An object that can create a Stream of elements of type `T`.
 * @typeparam T - the element type
 */
export interface Streamable<T> {
    /**
     * Returns a `Stream` containing the elements in this collection.
     */
    stream(): Stream<T>;
}
export declare namespace Streamable {
    /**
     * An object that can create a non-empty Stream of elements of type `T`.
     * @typeparam T - the element type
     */
    interface NonEmpty<T> {
        /**
         * Returns a non-empty `Stream` of the elements in this collection.
         */
        stream(): Stream.NonEmpty<T>;
    }
}