import type { ConstructorOf } from "../core.js";
/**
 * Retrieves an element from the document and returns it if it is
 * non-null and has the expected type. Otherwise an error is thrown.
 * @param document - The document from which to look up the element.
 * @param id - The ID of the element.
 * @param Type - The type you expect the element to have.
 * @returns The requested element, if it has the expected type.
 * @throws {@linkcode InvalidOperationError} When the document element has an unexpected type.
 * @throws {@linkcode  UnexpectedNilError} When the the document element is `null`.
 */
export declare const getDocumentElementTypeByIdStrict: <T extends HTMLElement>(document: Document, id: string, Type: ConstructorOf<T>) => T;
/**
 * Retrieves an element from the document and returns it if it has the
 * expected type.
 * @param document - The document from which to look up the element.
 * @param id - The ID of the element.
 * @param Type - The type you expect the element to have.
 * @returns The requested element, if it has the expected type; `null` otherwise.
 */
export declare const getDocumentElementTypeById: <T extends HTMLElement>(document: Document, id: string, Type: ConstructorOf<T>) => T | null;