56 lines
1.9 KiB
TypeScript
56 lines
1.9 KiB
TypeScript
/**
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* Copyright 2017 Google Inc. All rights reserved.
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* Modifications copyright (c) Microsoft Corporation.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import { assert, debugError } from '../helper';
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import { WKTargetSession } from './wkConnection';
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import { Protocol } from './protocol';
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export function valueFromRemoteObject(remoteObject: Protocol.Runtime.RemoteObject): any {
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assert(!remoteObject.objectId, 'Cannot extract value when objectId is given');
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if (remoteObject.type === 'number') {
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if (remoteObject.value === null) {
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switch (remoteObject.description) {
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case 'NaN':
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return NaN;
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case 'Infinity':
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return Infinity;
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case '-Infinity':
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return -Infinity;
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default:
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throw new Error('Unsupported unserializable value: ' + remoteObject.description);
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}
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} else if (remoteObject.value === 0) {
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switch (remoteObject.description) {
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case '-0':
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return -0;
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}
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}
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}
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return remoteObject.value;
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}
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export async function releaseObject(client: WKTargetSession, remoteObject: Protocol.Runtime.RemoteObject) {
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if (!remoteObject.objectId)
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return;
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await client.send('Runtime.releaseObject', {objectId: remoteObject.objectId}).catch(error => {
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// Exceptions might happen in case of a page been navigated or closed.
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// Swallow these since they are harmless and we don't leak anything in this case.
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debugError(error);
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});
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}
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