1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
|
/*
* Copyright (C) 2012 Google Inc. All rights reserved.
* Copyright (C) 2014 University of Washington.
* Copyright (C) 2015-2016 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:
*
* * 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.
*/
#pragma once
#include "InspectorWebAgentBase.h"
#include "LayoutRect.h"
#include <JavaScriptCore/Debugger.h>
#include <JavaScriptCore/DebuggerPrimitives.h>
#include <JavaScriptCore/InspectorBackendDispatchers.h>
#include <JavaScriptCore/InspectorFrontendDispatchers.h>
#include <wtf/JSONValues.h>
#include <wtf/RunLoop.h>
#include <wtf/TZoneMalloc.h>
#include <wtf/Vector.h>
namespace WebCore {
class Event;
class FloatQuad;
class RenderObject;
enum class TimelineRecordType {
EventDispatch,
ScheduleStyleRecalculation,
RecalculateStyles,
InvalidateLayout,
Layout,
Paint,
Composite,
RenderingFrame,
TimerInstall,
TimerRemove,
TimerFire,
EvaluateScript,
TimeStamp,
Time,
TimeEnd,
FunctionCall,
ProbeSample,
ConsoleProfile,
RequestAnimationFrame,
CancelAnimationFrame,
FireAnimationFrame,
ObserverCallback,
Screenshot,
};
class InspectorTimelineAgent : public InspectorAgentBase, public Inspector::TimelineBackendDispatcherHandler, public JSC::Debugger::Observer {
WTF_MAKE_NONCOPYABLE(InspectorTimelineAgent);
WTF_MAKE_TZONE_ALLOCATED(InspectorTimelineAgent);
public:
InspectorTimelineAgent(WebAgentContext&);
~InspectorTimelineAgent();
// InspectorAgentBase
void didCreateFrontendAndBackend(Inspector::FrontendRouter*, Inspector::BackendDispatcher*);
void willDestroyFrontendAndBackend(Inspector::DisconnectReason);
// TimelineBackendDispatcherHandler
Inspector::Protocol::ErrorStringOr<void> enable();
Inspector::Protocol::ErrorStringOr<void> disable();
Inspector::Protocol::ErrorStringOr<void> start(std::optional<int>&& maxCallStackDepth);
Inspector::Protocol::ErrorStringOr<void> stop();
Inspector::Protocol::ErrorStringOr<void> setInstruments(Ref<JSON::Array>&&);
// JSC::Debugger::Observer
void breakpointActionProbe(JSC::JSGlobalObject*, JSC::BreakpointActionID, unsigned batchId, unsigned sampleId, JSC::JSValue result);
// InspectorInstrumentation
void didInstallTimer(int timerId, Seconds timeout, bool singleShot);
void didRemoveTimer(int timerId);
void willFireTimer(int timerId);
void didFireTimer();
void willCallFunction(const String& scriptName, int scriptLine, int scriptColumn);
void didCallFunction();
void willDispatchEvent(const Event&);
void didDispatchEvent(bool defaultPrevented);
void willEvaluateScript(const String& url, int lineNumber, int columnNumber);
void didEvaluateScript();
void didTimeStamp(const String& message);
void didPerformanceMark(const String& label, std::optional<MonotonicTime>);
void didRequestAnimationFrame(int callbackId);
void didCancelAnimationFrame(int callbackId);
void willFireAnimationFrame(int callbackId);
void didFireAnimationFrame();
void willFireObserverCallback(const String& callbackType);
void didFireObserverCallback();
void time(const String& label);
void timeEnd(const String& label);
// Console
void startFromConsole(const String& title);
void stopFromConsole(const String& title);
protected:
virtual bool enabled() const;
virtual void internalEnable();
virtual void internalDisable();
virtual bool tracking() const;
virtual void internalStart(std::optional<int>&& maxCallStackDepth);
virtual void internalStop();
virtual bool shouldStartHeapInstrument() const { return true; }
void autoCaptureStarted() const;
const Vector<Inspector::Protocol::Timeline::Instrument>& instruments() const { return m_instruments; }
enum class InstrumentState { Start, Stop };
void toggleInstruments(InstrumentState);
double timestamp();
struct TimelineRecordEntry {
TimelineRecordEntry(Ref<JSON::Object>&& record, Ref<JSON::Object>&& data, RefPtr<JSON::Array>&& children, TimelineRecordType type)
: record(WTFMove(record))
, data(WTFMove(data))
, children(WTFMove(children))
, type(type)
{
}
Ref<JSON::Object> record;
Ref<JSON::Object> data;
RefPtr<JSON::Array> children;
TimelineRecordType type;
};
TimelineRecordEntry* lastRecordEntry();
void appendRecord(Ref<JSON::Object>&& data, TimelineRecordType, bool captureCallStack, std::optional<double> startTime = std::nullopt);
void pushCurrentRecord(Ref<JSON::Object>&&, TimelineRecordType, bool captureCallStack, std::optional<double> startTime = std::nullopt);
void didCompleteCurrentRecord(TimelineRecordType);
private:
void startProgrammaticCapture();
void stopProgrammaticCapture();
void toggleScriptProfilerInstrument(InstrumentState);
void toggleHeapInstrument(InstrumentState);
void toggleCPUInstrument(InstrumentState);
void toggleMemoryInstrument(InstrumentState);
void toggleTimelineInstrument(InstrumentState);
void toggleAnimationInstrument(InstrumentState);
void disableBreakpoints();
void enableBreakpoints();
std::optional<double> timestampFromMonotonicTime(MonotonicTime);
void sendEvent(Ref<JSON::Object>&&);
void pushCurrentRecord(const TimelineRecordEntry& record) { m_recordStack.append(record); }
TimelineRecordEntry createRecordEntry(Ref<JSON::Object>&& data, TimelineRecordType, bool captureCallStack, std::optional<double> startTime = std::nullopt);
void didCompleteRecordEntry(const TimelineRecordEntry&);
void addRecordToTimeline(Ref<JSON::Object>&&, TimelineRecordType);
std::unique_ptr<Inspector::TimelineFrontendDispatcher> m_frontendDispatcher;
RefPtr<Inspector::TimelineBackendDispatcher> m_backendDispatcher;
Vector<TimelineRecordEntry> m_recordStack;
Vector<TimelineRecordEntry> m_pendingConsoleProfileRecords;
int m_maxCallStackDepth { 5 };
bool m_trackingFromFrontend { false };
bool m_programmaticCaptureRestoreBreakpointActiveValue { false };
Vector<Inspector::Protocol::Timeline::Instrument> m_instruments;
};
} // namespace WebCore
|
