export interface ThrottleOptions {
  leading?: boolean;
  trailing?: boolean;
}
export interface ThrottledFunction<F extends (...args: any) => any> {
  (...args: Parameters<F>): void;
  cancel(): void;
}
export declare function throttle<F extends (...args: any) => any>(func: F, delay: number, {
  trailing
}?: ThrottleOptions): ThrottledFunction<F>;