puppeteer-core
Version:
A high-level API to control headless Chrome over the DevTools Protocol
51 lines • 1.97 kB
JavaScript
/**
* Copyright 2023 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 { ARIAQueryHandler } from '../cdp/AriaQueryHandler.js';
import { customQueryHandlers } from './CustomQueryHandler.js';
import { PierceQueryHandler } from './PierceQueryHandler.js';
import { PQueryHandler } from './PQueryHandler.js';
import { TextQueryHandler } from './TextQueryHandler.js';
import { XPathQueryHandler } from './XPathQueryHandler.js';
const BUILTIN_QUERY_HANDLERS = {
aria: ARIAQueryHandler,
pierce: PierceQueryHandler,
xpath: XPathQueryHandler,
text: TextQueryHandler,
};
const QUERY_SEPARATORS = ['=', '/'];
/**
* @internal
*/
export function getQueryHandlerAndSelector(selector) {
for (const handlerMap of [
customQueryHandlers.names().map(name => {
return [name, customQueryHandlers.get(name)];
}),
Object.entries(BUILTIN_QUERY_HANDLERS),
]) {
for (const [name, QueryHandler] of handlerMap) {
for (const separator of QUERY_SEPARATORS) {
const prefix = `${name}${separator}`;
if (selector.startsWith(prefix)) {
selector = selector.slice(prefix.length);
return { updatedSelector: selector, QueryHandler };
}
}
}
}
return { updatedSelector: selector, QueryHandler: PQueryHandler };
}
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