debug-server-next
Version:
Dev server for hippy-core.
367 lines (366 loc) • 15 kB
JavaScript
/*
* Copyright (C) 2011 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/* eslint-disable rulesdir/no_underscored_properties */
import * as Common from '../../core/common/common.js';
import * as i18n from '../../core/i18n/i18n.js';
const UIStrings = {
/**
*@description Text in Heap Snapshot Proxy of a profiler tool
*@example {functionName} PH1
*/
anErrorOccurredWhenACallToMethod: 'An error occurred when a call to method \'{PH1}\' was requested',
};
const str_ = i18n.i18n.registerUIStrings('panels/profiler/HeapSnapshotProxy.ts', UIStrings);
const i18nString = i18n.i18n.getLocalizedString.bind(undefined, str_);
export class HeapSnapshotWorkerProxy extends Common.ObjectWrapper.ObjectWrapper {
// TODO(crbug.com/1172300) Ignored during the jsdoc to ts migration)
// eslint-disable-next-line @typescript-eslint/no-explicit-any
_eventHandler;
_nextObjectId;
_nextCallId;
// TODO(crbug.com/1172300) Ignored during the jsdoc to ts migration)
// eslint-disable-next-line @typescript-eslint/no-explicit-any
_callbacks;
_previousCallbacks;
_worker;
_interval;
// TODO(crbug.com/1172300) Ignored during the jsdoc to ts migration)
// eslint-disable-next-line @typescript-eslint/no-explicit-any
constructor(eventHandler) {
super();
this._eventHandler = eventHandler;
this._nextObjectId = 1;
this._nextCallId = 1;
this._callbacks = new Map();
this._previousCallbacks = new Set();
// We use the legacy file here, as below we postMessage and expect certain objects to be
// defined on the global scope. Ideally we use some sort of import-export mechanism across
// worker boundaries, but that requires a partial rewrite of the heap_snapshot_worker.
this._worker = Common.Worker.WorkerWrapper.fromURL(new URL('../../entrypoints/heap_snapshot_worker/heap_snapshot_worker-legacy.js', import.meta.url));
this._worker.onmessage = this._messageReceived.bind(this);
}
createLoader(profileUid, snapshotReceivedCallback) {
const objectId = this._nextObjectId++;
const proxy = new HeapSnapshotLoaderProxy(this, objectId, profileUid, snapshotReceivedCallback);
this._postMessage({
callId: this._nextCallId++,
disposition: 'create',
objectId: objectId,
methodName: 'HeapSnapshotWorker.HeapSnapshotLoader',
});
return proxy;
}
dispose() {
this._worker.terminate();
if (this._interval) {
clearInterval(this._interval);
}
}
disposeObject(objectId) {
this._postMessage({ callId: this._nextCallId++, disposition: 'dispose', objectId: objectId });
}
// TODO(crbug.com/1172300) Ignored during the jsdoc to ts migration)
// eslint-disable-next-line @typescript-eslint/no-explicit-any
evaluateForTest(script, callback) {
const callId = this._nextCallId++;
this._callbacks.set(callId, callback);
this._postMessage({ callId: callId, disposition: 'evaluateForTest', source: script });
}
callFactoryMethod(callback, objectId, methodName, proxyConstructor) {
const callId = this._nextCallId++;
const methodArguments = Array.prototype.slice.call(arguments, 4);
const newObjectId = this._nextObjectId++;
if (callback) {
this._callbacks.set(callId, remoteResult => {
callback(remoteResult ? new proxyConstructor(this, newObjectId) : null);
});
this._postMessage({
callId: callId,
disposition: 'factory',
objectId: objectId,
methodName: methodName,
methodArguments: methodArguments,
newObjectId: newObjectId,
});
return null;
}
this._postMessage({
callId: callId,
disposition: 'factory',
objectId: objectId,
methodName: methodName,
methodArguments: methodArguments,
newObjectId: newObjectId,
});
return new proxyConstructor(this, newObjectId);
}
// TODO(crbug.com/1172300) Ignored during the jsdoc to ts migration)
// eslint-disable-next-line @typescript-eslint/no-explicit-any
callMethod(callback, objectId, methodName) {
const callId = this._nextCallId++;
const methodArguments = Array.prototype.slice.call(arguments, 3);
if (callback) {
this._callbacks.set(callId, callback);
}
this._postMessage({
callId: callId,
disposition: 'method',
objectId: objectId,
methodName: methodName,
methodArguments: methodArguments,
});
}
startCheckingForLongRunningCalls() {
if (this._interval) {
return;
}
this._checkLongRunningCalls();
this._interval = window.setInterval(this._checkLongRunningCalls.bind(this), 300);
}
_checkLongRunningCalls() {
for (const callId of this._previousCallbacks) {
if (!this._callbacks.has(callId)) {
this._previousCallbacks.delete(callId);
}
}
const hasLongRunningCalls = Boolean(this._previousCallbacks.size);
this.dispatchEventToListeners("Wait" /* Wait */, hasLongRunningCalls);
for (const callId of this._callbacks.keys()) {
this._previousCallbacks.add(callId);
}
}
// TODO(crbug.com/1172300) Ignored during the jsdoc to ts migration)
// eslint-disable-next-line @typescript-eslint/no-explicit-any
_messageReceived(event) {
const data = event.data;
if (data.eventName) {
if (this._eventHandler) {
this._eventHandler(data.eventName, data.data);
}
return;
}
if (data.error) {
if (data.errorMethodName) {
Common.Console.Console.instance().error(i18nString(UIStrings.anErrorOccurredWhenACallToMethod, { PH1: data.errorMethodName }));
}
Common.Console.Console.instance().error(data['errorCallStack']);
this._callbacks.delete(data.callId);
return;
}
const callback = this._callbacks.get(data.callId);
if (!callback) {
return;
}
this._callbacks.delete(data.callId);
callback(data.result);
}
// TODO(crbug.com/1172300) Ignored during the jsdoc to ts migration)
// eslint-disable-next-line @typescript-eslint/no-explicit-any
_postMessage(message) {
this._worker.postMessage(message);
}
}
export class HeapSnapshotProxyObject {
_worker;
_objectId;
constructor(worker, objectId) {
this._worker = worker;
this._objectId = objectId;
}
// TODO(crbug.com/1172300) Ignored during the jsdoc to ts migration)
// eslint-disable-next-line @typescript-eslint/no-explicit-any
_callWorker(workerMethodName, args) {
args.splice(1, 0, this._objectId);
// TODO(crbug.com/1172300) Ignored during the jsdoc to ts migration)
// eslint-disable-next-line @typescript-eslint/no-explicit-any
const worker = this._worker[workerMethodName];
if (!worker) {
throw new Error(`Could not find worker with name ${workerMethodName}.`);
}
return worker.apply(this._worker, args);
}
dispose() {
this._worker.disposeObject(this._objectId);
}
disposeWorker() {
this._worker.dispose();
}
callFactoryMethod(
// TODO(crbug.com/1172300) Ignored during the jsdoc to ts migration)
// eslint-disable-next-line @typescript-eslint/no-explicit-any
_callback, _methodName, _proxyConstructor,
// TODO(crbug.com/1172300) Ignored during the jsdoc to ts migration)
// eslint-disable-next-line @typescript-eslint/no-explicit-any,@typescript-eslint/naming-convention
..._var_args) {
return this._callWorker('callFactoryMethod', Array.prototype.slice.call(arguments, 0));
}
// TODO(crbug.com/1172300) Ignored during the jsdoc to ts migration)
// eslint-disable-next-line @typescript-eslint/no-explicit-any,@typescript-eslint/naming-convention
_callMethodPromise(_methodName, ..._var_args) {
const args = Array.prototype.slice.call(arguments);
return new Promise(resolve => this._callWorker('callMethod', [resolve, ...args]));
}
}
export class HeapSnapshotLoaderProxy extends HeapSnapshotProxyObject {
_profileUid;
_snapshotReceivedCallback;
constructor(worker, objectId, profileUid, snapshotReceivedCallback) {
super(worker, objectId);
this._profileUid = profileUid;
this._snapshotReceivedCallback = snapshotReceivedCallback;
}
async write(chunk) {
await this._callMethodPromise('write', chunk);
}
async close() {
await this._callMethodPromise('close');
const snapshotProxy = await new Promise(resolve => this.callFactoryMethod(resolve, 'buildSnapshot', HeapSnapshotProxy));
this.dispose();
// TODO(crbug.com/1172300) Ignored during the jsdoc to ts migration)
// @ts-expect-error
snapshotProxy.setProfileUid(this._profileUid);
await snapshotProxy.updateStaticData();
this._snapshotReceivedCallback(snapshotProxy);
}
}
export class HeapSnapshotProxy extends HeapSnapshotProxyObject {
_staticData;
_profileUid;
constructor(worker, objectId) {
super(worker, objectId);
this._staticData = null;
}
search(searchConfig, filter) {
return this._callMethodPromise('search', searchConfig, filter);
}
aggregatesWithFilter(filter) {
return this._callMethodPromise('aggregatesWithFilter', filter);
}
aggregatesForDiff() {
return this._callMethodPromise('aggregatesForDiff');
}
calculateSnapshotDiff(baseSnapshotId, baseSnapshotAggregates) {
return this._callMethodPromise('calculateSnapshotDiff', baseSnapshotId, baseSnapshotAggregates);
}
nodeClassName(snapshotObjectId) {
return this._callMethodPromise('nodeClassName', snapshotObjectId);
}
createEdgesProvider(nodeIndex) {
return this.callFactoryMethod(null, 'createEdgesProvider', HeapSnapshotProviderProxy, nodeIndex);
}
createRetainingEdgesProvider(nodeIndex) {
return this.callFactoryMethod(null, 'createRetainingEdgesProvider', HeapSnapshotProviderProxy, nodeIndex);
}
createAddedNodesProvider(baseSnapshotId, className) {
return this.callFactoryMethod(null, 'createAddedNodesProvider', HeapSnapshotProviderProxy, baseSnapshotId, className);
}
createDeletedNodesProvider(nodeIndexes) {
return this.callFactoryMethod(null, 'createDeletedNodesProvider', HeapSnapshotProviderProxy, nodeIndexes);
}
// TODO(crbug.com/1172300) Ignored during the jsdoc to ts migration)
// eslint-disable-next-line @typescript-eslint/no-explicit-any
createNodesProvider(filter) {
return this.callFactoryMethod(null, 'createNodesProvider', HeapSnapshotProviderProxy, filter);
}
createNodesProviderForClass(className, nodeFilter) {
return this.callFactoryMethod(null, 'createNodesProviderForClass', HeapSnapshotProviderProxy, className, nodeFilter);
}
allocationTracesTops() {
return this._callMethodPromise('allocationTracesTops');
}
allocationNodeCallers(nodeId) {
return this._callMethodPromise('allocationNodeCallers', nodeId);
}
allocationStack(nodeIndex) {
return this._callMethodPromise('allocationStack', nodeIndex);
}
dispose() {
throw new Error('Should never be called');
}
get nodeCount() {
if (!this._staticData) {
return 0;
}
return this._staticData.nodeCount;
}
get rootNodeIndex() {
if (!this._staticData) {
return 0;
}
return this._staticData.rootNodeIndex;
}
async updateStaticData() {
this._staticData = await this._callMethodPromise('updateStaticData');
}
getStatistics() {
return this._callMethodPromise('getStatistics');
}
getLocation(nodeIndex) {
return this._callMethodPromise('getLocation', nodeIndex);
}
getSamples() {
return this._callMethodPromise('getSamples');
}
get totalSize() {
if (!this._staticData) {
return 0;
}
return this._staticData.totalSize;
}
get uid() {
return this._profileUid;
}
setProfileUid(profileUid) {
this._profileUid = profileUid;
}
maxJSObjectId() {
if (!this._staticData) {
return 0;
}
return this._staticData.maxJSObjectId;
}
}
export class HeapSnapshotProviderProxy extends HeapSnapshotProxyObject {
constructor(worker, objectId) {
super(worker, objectId);
}
nodePosition(snapshotObjectId) {
return this._callMethodPromise('nodePosition', snapshotObjectId);
}
isEmpty() {
return this._callMethodPromise('isEmpty');
}
serializeItemsRange(startPosition, endPosition) {
return this._callMethodPromise('serializeItemsRange', startPosition, endPosition);
}
async sortAndRewind(comparator) {
await this._callMethodPromise('sortAndRewind', comparator);
}
}