/// <reference types="node" />
interface RequestIdleCallback {
    didTimeout?: boolean;
    timeRemaining?(): DOMHighResTimeStamp;
}
interface RequestIdleCallbackOptions {
    timeout?: number;
}
type RequestIdleCallbackId = NodeJS.Timeout;
interface Window {
    requestIdleCallback(cb: (deadline: RequestIdleCallback) => any, options?: RequestIdleCallbackOptions): RequestIdleCallbackId;
    cancelIdleCallback(id: RequestIdleCallbackId): void;
}