puppeteer-core/lib/esm/puppeteer/injected/TextQuerySelector.js

A high-level API to control headless Chrome over the DevTools Protocol

/**
 * 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.
 */
import { createTextContent, isSuitableNodeForTextMatching, } from './TextContent.js';
/**
 * Queries the given node for all nodes matching the given text selector.
 *
 * @internal
 */
export const textQuerySelectorAll = function* (root, selector) {
    let yielded = false;
    for (const node of root.childNodes) {
        if (node instanceof Element && isSuitableNodeForTextMatching(node)) {
            let matches;
            if (!node.shadowRoot) {
                matches = textQuerySelectorAll(node, selector);
            }
            else {
                matches = textQuerySelectorAll(node.shadowRoot, selector);
            }
            for (const match of matches) {
                yield match;
                yielded = true;
            }
        }
    }
    if (yielded) {
        return;
    }
    if (root instanceof Element && isSuitableNodeForTextMatching(root)) {
        const textContent = createTextContent(root);
        if (textContent.full.includes(selector)) {
            yield root;
        }
    }
};
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