/**
 * Debounces a function, i.e. creates a wrapper that only invokes the original
 * once a certain amount of time has elapsed without being invoked.
 *
 * @param func The original function.
 * @param wait The amount of time to wait for inactivity (in milliseconds).
 * @param immediate If true, trigger the function on the leading edge, instead
 *   of the trailing. Defaults to false.
 * @param abortSignal Optionally specify an abortSignal for the throttled
 *   function.
 */
export declare function debounce<T extends unknown[]>(func: (...args: [...T]) => void, wait: number, immediate?: boolean, abortSignal?: AbortSignal): (...args: [...T]) => void;
/**
 * Same as `debounce()`, but optimized for animation and rendering.
 *
 * @param func The function to debounce.
 * @param abortSignal Optionally specify an abortSignal for the throttled
 *   function.
 */
export declare function debounceAnimation<T extends unknown[]>(func: (...args: [...T]) => void, abortSignal?: AbortSignal): (...args: [...T]) => void;
/**
 * Debounces an async function that returns a promise. Creates a wrapper that
 * only invokes the original once a certain amount of time has elapsed without
 * being invoked. All calls during the debounce period share the same promise
 * and receive the same result.
 *
 * @param func The original async function.
 * @param wait The amount of time to wait for inactivity (in milliseconds)
 *   defaults to 300.
 * @returns A debounced version of the function that returns a promise.
 */
export declare function debounceAsync<T extends unknown[], R>(func: (...args: [...T]) => R | Promise<R>, wait?: number): (...args: [...T]) => Promise<R | undefined>;