import { WatchCallback } from '../watch/index.js';
import { Accessor, OnOptions } from 'solid-js/types/reactive/signal';

/**
 * Shorthand for watching value to be truthy.
 *
 * @see https://solidjs-use.github.io/solidjs-use/shared/whenever
 */
declare function whenever<T>(source: Accessor<T | false | null | undefined>, cb: WatchCallback<T, T | false | null | undefined, T | false | null | undefined>, onOptions?: OnOptions): () => void;

export { whenever };