/**
 * @license
 * Copyright Google LLC All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
/**
 * Asserts that a particular node is an element.
 * @param node Node to be checked.
 * @param name Name to attach to the error message.
 */
export declare function assertElementNode(node: Node, name: string): asserts node is HTMLElement;