import type HTMLElement from '../nodes/html-element/HTMLElement.js'; export default interface ICustomElementDefinition { elementClass: typeof HTMLElement; extends: string | null; observedAttributes: Set; lifecycleCallbacks: { connectedCallback?: () => void; disconnectedCallback?: () => void; attributeChangedCallback?: ( name: string, oldValue: string | null, newValue: string | null ) => void; }; }