/**
 * Hook that yields the possibility of searching in Piral.
 * Returns the current (live, i.e., non-debounced) input value
 * and the ability to change the input value.
 * Changing the input value uses a debounce function to
 * properly cancel any current search and start a new search.
 * All registered search providers are used and search results
 * will be integrated as they arrive.
 * @param delay The delay [ms] to be used for the debounce.
 */
export declare function useSearch(delay?: number): [string, (value: string) => void];