puppeteer-core
Version:
A high-level API to control headless Chrome over the DevTools Protocol
67 lines • 2.6 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 { PuppeteerURL, debugError } from '../common/util.js';
import { BidiDeserializer } from './Deserializer.js';
/**
* @internal
*/
export async function releaseReference(client, remoteReference) {
if (!remoteReference.handle) {
return;
}
await client.connection
.send('script.disown', {
target: client.target,
handles: [remoteReference.handle],
})
.catch((error) => {
// Exceptions might happen in case of a page been navigated or closed.
// Swallow these since they are harmless and we don't leak anything in this case.
debugError(error);
});
}
/**
* @internal
*/
export function createEvaluationError(details) {
if (details.exception.type !== 'error') {
return BidiDeserializer.deserialize(details.exception);
}
const [name = '', ...parts] = details.text.split(': ');
const message = parts.join(': ');
const error = new Error(message);
error.name = name;
// The first line is this function which we ignore.
const stackLines = [];
if (details.stackTrace && stackLines.length < Error.stackTraceLimit) {
for (const frame of details.stackTrace.callFrames.reverse()) {
if (PuppeteerURL.isPuppeteerURL(frame.url) &&
frame.url !== PuppeteerURL.INTERNAL_URL) {
const url = PuppeteerURL.parse(frame.url);
stackLines.unshift(` at ${frame.functionName || url.functionName} (${url.functionName} at ${url.siteString}, <anonymous>:${frame.lineNumber}:${frame.columnNumber})`);
}
else {
stackLines.push(` at ${frame.functionName || '<anonymous>'} (${frame.url}:${frame.lineNumber}:${frame.columnNumber})`);
}
if (stackLines.length >= Error.stackTraceLimit) {
break;
}
}
}
error.stack = [details.text, ...stackLines].join('\n');
return error;
}
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