import type { Node } from '../../dom/node.js';
import type { MutationRecord } from './record.js';
export type MutationCallback = (mutations: MutationRecord[]) => any;
/**
 * @see https://dom.spec.whatwg.org/#dictdef-mutationobserverinit
 */
export interface MutationObserverInit {
    attributeFilter?: string[];
    attributeOldValue?: boolean;
    attributes?: boolean;
    characterData?: boolean;
    characterDataOldValue?: boolean;
    childList?: boolean;
    subtree?: boolean;
}
/**
 * The MutationObserver provides the ability
 * to watch for changes being made to the DOM tree.
 * It will invoke a specified callback function
 * when DOM changes occur.
 * @see https://dom.spec.whatwg.org/#mutationobserver
 * @see https://developer.mozilla.org/en-US/docs/Web/API/MutationObserver
 */
export declare class MutationObserverImpl {
    callback: MutationCallback;
    target: Node | null;
    options: MutationObserverInit;
    records: MutationRecord[];
    constructor(callback: MutationCallback);
    /**
     * Configures the MutationObserver
     * to begin receiving notifications
     * through its callback function
     * when DOM changes matching the given options occur.
     *
     * Options matching is to be implemented.
     */
    observe(target: Node, options?: MutationObserverInit): void;
    /**
     * Stop the MutationObserver instance
     * from receiving further notifications
     * until and unless observe() is called again.
     */
    disconnect(): void;
    /**
     * Removes all pending notifications
     * from the MutationObserver's notification queue
     * and returns them in a new Array of MutationRecord objects.
     */
    takeRecords(): MutationRecord[];
}
export declare function recordMutation(record: MutationRecord): void;