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/**
* 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 './AriaQueryHandler.js';
import {customQueryHandlers} from './CustomQueryHandler.js';
import {PierceQueryHandler} from './PierceQueryHandler.js';
import {PQueryHandler} from './PQueryHandler.js';
import type {QueryHandler} from './QueryHandler.js';
import {TextQueryHandler} from './TextQueryHandler.js';
import {XPathQueryHandler} from './XPathQueryHandler.js';
export const BUILTIN_QUERY_HANDLERS = Object.freeze({
aria: ARIAQueryHandler,
pierce: PierceQueryHandler,
xpath: XPathQueryHandler,
text: TextQueryHandler,
});
const QUERY_SEPARATORS = ['=', '/'];
/**
* @internal
*/
export function getQueryHandlerByName(
name: string
): typeof QueryHandler | undefined {
if (name in BUILTIN_QUERY_HANDLERS) {
return BUILTIN_QUERY_HANDLERS[name as 'aria'];
}
return customQueryHandlers.get(name);
}
/**
* @internal
*/
export function getQueryHandlerAndSelector(selector: string): {
updatedSelector: string;
QueryHandler: typeof QueryHandler;
} {
for (const handlerMap of [
customQueryHandlers.names().map(name => {
return [name, customQueryHandlers.get(name)!] as const;
}),
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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