@dcloudio/uni-debugger
Version:
uni-app debugger
432 lines (388 loc) • 12.7 kB
JavaScript
/*
* Copyright (C) 2008 Apple 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:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 APPLE INC. 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.
*/
/**
* @implements {UI.Searchable}
* @unrestricted
*/
Profiler.CPUProfileView = class extends Profiler.ProfileView {
/**
* @param {!Profiler.CPUProfileHeader} profileHeader
*/
constructor(profileHeader) {
super();
this._profileHeader = profileHeader;
this.profile = profileHeader.profileModel();
this.adjustedTotal = this.profile.profileHead.total;
this.adjustedTotal -= this.profile.idleNode ? this.profile.idleNode.total : 0;
this.initialize(new Profiler.CPUProfileView.NodeFormatter(this));
}
/**
* @override
*/
wasShown() {
super.wasShown();
const lineLevelProfile = PerfUI.LineLevelProfile.instance();
lineLevelProfile.reset();
lineLevelProfile.appendCPUProfile(this.profile);
}
/**
* @override
* @param {string} columnId
* @return {string}
*/
columnHeader(columnId) {
switch (columnId) {
case 'self':
return Common.UIString('Self Time');
case 'total':
return Common.UIString('Total Time');
}
return '';
}
/**
* @override
* @return {!PerfUI.FlameChartDataProvider}
*/
createFlameChartDataProvider() {
return new Profiler.CPUFlameChartDataProvider(this.profile, this._profileHeader._cpuProfilerModel);
}
};
/**
* @unrestricted
*/
Profiler.CPUProfileType = class extends Profiler.ProfileType {
constructor() {
super(Profiler.CPUProfileType.TypeId, Common.UIString('Record JavaScript CPU Profile'));
this._recording = false;
Profiler.CPUProfileType.instance = this;
SDK.targetManager.addModelListener(
SDK.CPUProfilerModel, SDK.CPUProfilerModel.Events.ConsoleProfileFinished, this._consoleProfileFinished, this);
}
/**
* @override
* @return {?Profiler.CPUProfileHeader}
*/
profileBeingRecorded() {
return /** @type {?Profiler.CPUProfileHeader} */ (super.profileBeingRecorded());
}
/**
* @override
* @return {string}
*/
typeName() {
return 'CPU';
}
/**
* @override
* @return {string}
*/
fileExtension() {
return '.cpuprofile';
}
get buttonTooltip() {
return this._recording ? Common.UIString('Stop CPU profiling') : Common.UIString('Start CPU profiling');
}
/**
* @override
* @return {boolean}
*/
buttonClicked() {
if (this._recording) {
this.stopRecordingProfile();
return false;
} else {
this.startRecordingProfile();
return true;
}
}
get treeItemTitle() {
return Common.UIString('CPU PROFILES');
}
get description() {
return Common.UIString('CPU profiles show where the execution time is spent in your page\'s JavaScript functions.');
}
/**
* @param {!Common.Event} event
*/
_consoleProfileFinished(event) {
const data = /** @type {!SDK.CPUProfilerModel.EventData} */ (event.data);
const cpuProfile = /** @type {!Protocol.Profiler.Profile} */ (data.cpuProfile);
const profile = new Profiler.CPUProfileHeader(data.cpuProfilerModel, this, data.title);
profile.setProtocolProfile(cpuProfile);
this.addProfile(profile);
}
startRecordingProfile() {
const cpuProfilerModel = UI.context.flavor(SDK.CPUProfilerModel);
if (this.profileBeingRecorded() || !cpuProfilerModel)
return;
const profile = new Profiler.CPUProfileHeader(cpuProfilerModel, this);
this.setProfileBeingRecorded(profile);
SDK.targetManager.suspendAllTargets();
this.addProfile(profile);
profile.updateStatus(Common.UIString('Recording\u2026'));
this._recording = true;
cpuProfilerModel.startRecording();
Host.userMetrics.actionTaken(Host.UserMetrics.Action.ProfilesCPUProfileTaken);
}
async stopRecordingProfile() {
this._recording = false;
if (!this.profileBeingRecorded() || !this.profileBeingRecorded()._cpuProfilerModel)
return;
const profile = await this.profileBeingRecorded()._cpuProfilerModel.stopRecording();
const recordedProfile = this.profileBeingRecorded();
if (recordedProfile) {
console.assert(profile);
recordedProfile.setProtocolProfile(profile);
recordedProfile.updateStatus('');
this.setProfileBeingRecorded(null);
}
await SDK.targetManager.resumeAllTargets();
this.dispatchEventToListeners(Profiler.ProfileType.Events.ProfileComplete, recordedProfile);
}
/**
* @override
* @param {string} title
* @return {!Profiler.ProfileHeader}
*/
createProfileLoadedFromFile(title) {
return new Profiler.CPUProfileHeader(null, this, title);
}
/**
* @override
*/
profileBeingRecordedRemoved() {
this.stopRecordingProfile();
}
};
Profiler.CPUProfileType.TypeId = 'CPU';
/**
* @unrestricted
*/
Profiler.CPUProfileHeader = class extends Profiler.WritableProfileHeader {
/**
* @param {?SDK.CPUProfilerModel} cpuProfilerModel
* @param {!Profiler.CPUProfileType} type
* @param {string=} title
*/
constructor(cpuProfilerModel, type, title) {
super(cpuProfilerModel && cpuProfilerModel.debuggerModel(), type, title);
this._cpuProfilerModel = cpuProfilerModel;
}
/**
* @override
* @return {!Profiler.ProfileView}
*/
createView() {
return new Profiler.CPUProfileView(this);
}
/**
* @return {!Protocol.Profiler.Profile}
*/
protocolProfile() {
return this._protocolProfile;
}
/**
* @return {!SDK.CPUProfileDataModel}
*/
profileModel() {
return this._profileModel;
}
/**
* @override
* @param {!Protocol.Profiler.Profile} profile
*/
setProfile(profile) {
this._profileModel = new SDK.CPUProfileDataModel(profile);
}
};
/**
* @implements {Profiler.ProfileDataGridNode.Formatter}
* @unrestricted
*/
Profiler.CPUProfileView.NodeFormatter = class {
/**
* @param {!Profiler.CPUProfileView} profileView
*/
constructor(profileView) {
this._profileView = profileView;
}
/**
* @override
* @param {number} value
* @return {string}
*/
formatValue(value) {
return Common.UIString('%.1f\xa0ms', value);
}
/**
* @override
* @param {number} value
* @param {!Profiler.ProfileDataGridNode} node
* @return {string}
*/
formatPercent(value, node) {
return node.profileNode === this._profileView.profile.idleNode ? '' : Common.UIString('%.2f\xa0%%', value);
}
/**
* @override
* @param {!Profiler.ProfileDataGridNode} node
* @return {?Element}
*/
linkifyNode(node) {
const cpuProfilerModel = this._profileView._profileHeader._cpuProfilerModel;
return this._profileView.linkifier().maybeLinkifyConsoleCallFrame(
cpuProfilerModel ? cpuProfilerModel.target() : null, node.profileNode.callFrame, 'profile-node-file');
}
};
/**
* @unrestricted
*/
Profiler.CPUFlameChartDataProvider = class extends Profiler.ProfileFlameChartDataProvider {
/**
* @param {!SDK.CPUProfileDataModel} cpuProfile
* @param {?SDK.CPUProfilerModel} cpuProfilerModel
*/
constructor(cpuProfile, cpuProfilerModel) {
super();
this._cpuProfile = cpuProfile;
this._cpuProfilerModel = cpuProfilerModel;
}
/**
* @override
* @return {!PerfUI.FlameChart.TimelineData}
*/
_calculateTimelineData() {
/** @type {!Array.<?Profiler.CPUFlameChartDataProvider.ChartEntry>} */
const entries = [];
/** @type {!Array.<number>} */
const stack = [];
let maxDepth = 5;
function onOpenFrame() {
stack.push(entries.length);
// Reserve space for the entry, as they have to be ordered by startTime.
// The entry itself will be put there in onCloseFrame.
entries.push(null);
}
/**
* @param {number} depth
* @param {!SDK.CPUProfileNode} node
* @param {number} startTime
* @param {number} totalTime
* @param {number} selfTime
*/
function onCloseFrame(depth, node, startTime, totalTime, selfTime) {
const index = stack.pop();
entries[index] = new Profiler.CPUFlameChartDataProvider.ChartEntry(depth, totalTime, startTime, selfTime, node);
maxDepth = Math.max(maxDepth, depth);
}
this._cpuProfile.forEachFrame(onOpenFrame, onCloseFrame);
/** @type {!Array<!SDK.CPUProfileNode>} */
const entryNodes = new Array(entries.length);
const entryLevels = new Uint16Array(entries.length);
const entryTotalTimes = new Float32Array(entries.length);
const entrySelfTimes = new Float32Array(entries.length);
const entryStartTimes = new Float64Array(entries.length);
for (let i = 0; i < entries.length; ++i) {
const entry = entries[i];
entryNodes[i] = entry.node;
entryLevels[i] = entry.depth;
entryTotalTimes[i] = entry.duration;
entryStartTimes[i] = entry.startTime;
entrySelfTimes[i] = entry.selfTime;
}
this._maxStackDepth = maxDepth + 1;
this._timelineData = new PerfUI.FlameChart.TimelineData(entryLevels, entryTotalTimes, entryStartTimes, null);
/** @type {!Array<!SDK.CPUProfileNode>} */
this._entryNodes = entryNodes;
this._entrySelfTimes = entrySelfTimes;
return this._timelineData;
}
/**
* @override
* @param {number} entryIndex
* @return {?Element}
*/
prepareHighlightedEntryInfo(entryIndex) {
const timelineData = this._timelineData;
const node = this._entryNodes[entryIndex];
if (!node)
return null;
const entryInfo = [];
/**
* @param {string} title
* @param {string} value
*/
function pushEntryInfoRow(title, value) {
entryInfo.push({title: title, value: value});
}
/**
* @param {number} ms
* @return {string}
*/
function millisecondsToString(ms) {
if (ms === 0)
return '0';
if (ms < 1000)
return Common.UIString('%.1f\xa0ms', ms);
return Number.secondsToString(ms / 1000, true);
}
const name = UI.beautifyFunctionName(node.functionName);
pushEntryInfoRow(Common.UIString('Name'), name);
const selfTime = millisecondsToString(this._entrySelfTimes[entryIndex]);
const totalTime = millisecondsToString(timelineData.entryTotalTimes[entryIndex]);
pushEntryInfoRow(Common.UIString('Self time'), selfTime);
pushEntryInfoRow(Common.UIString('Total time'), totalTime);
const linkifier = new Components.Linkifier();
const link = linkifier.maybeLinkifyConsoleCallFrame(
this._cpuProfilerModel && this._cpuProfilerModel.target(), node.callFrame);
if (link)
pushEntryInfoRow(Common.UIString('URL'), link.textContent);
linkifier.dispose();
pushEntryInfoRow(Common.UIString('Aggregated self time'), Number.secondsToString(node.self / 1000, true));
pushEntryInfoRow(Common.UIString('Aggregated total time'), Number.secondsToString(node.total / 1000, true));
if (node.deoptReason)
pushEntryInfoRow(Common.UIString('Not optimized'), node.deoptReason);
return Profiler.ProfileView.buildPopoverTable(entryInfo);
}
};
/**
* @unrestricted
*/
Profiler.CPUFlameChartDataProvider.ChartEntry = class {
/**
* @param {number} depth
* @param {number} duration
* @param {number} startTime
* @param {number} selfTime
* @param {!SDK.CPUProfileNode} node
*/
constructor(depth, duration, startTime, selfTime, node) {
this.depth = depth;
this.duration = duration;
this.startTime = startTime;
this.selfTime = selfTime;
this.node = node;
}
};