/**
 * Copyright 2022 Google Inc. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/**
 * @internal
 */
export const xpathQuerySelectorAll = function* (
  root: Node,
  selector: string
): Iterable<Node> {
  const doc = root.ownerDocument || document;
  const iterator = doc.evaluate(
    selector,
    root,
    null,
    XPathResult.ORDERED_NODE_ITERATOR_TYPE
  );
  let item;
  while ((item = iterator.iterateNext())) {
    yield item;
  }
};