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1 /* | |
2 * Copyright (c) 2010, Google Inc. All rights reserved. | |
3 * | |
4 * Redistribution and use in source and binary forms, with or without | |
5 * modification, are permitted provided that the following conditions are | |
6 * met: | |
7 * | |
8 * * Redistributions of source code must retain the above copyright | |
9 * notice, this list of conditions and the following disclaimer. | |
10 * * Redistributions in binary form must reproduce the above | |
11 * copyright notice, this list of conditions and the following disclaimer | |
12 * in the documentation and/or other materials provided with the | |
13 * distribution. | |
14 * * Neither the name of Google Inc. nor the names of its | |
15 * contributors may be used to endorse or promote products derived from | |
16 * this software without specific prior written permission. | |
17 * | |
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
29 */ | |
30 | |
31 #ifndef V8DebuggerImpl_h | |
32 #define V8DebuggerImpl_h | |
33 | |
34 #include "platform/inspector_protocol/Collections.h" | |
35 #include "platform/inspector_protocol/Maybe.h" | |
36 #include "platform/inspector_protocol/Platform.h" | |
37 #include "platform/v8_inspector/JavaScriptCallFrame.h" | |
38 #include "platform/v8_inspector/V8DebuggerScript.h" | |
39 #include "platform/v8_inspector/protocol/Debugger.h" | |
40 #include "platform/v8_inspector/public/V8Debugger.h" | |
41 | |
42 #include <v8-debug.h> | |
43 #include <v8.h> | |
44 #include <vector> | |
45 | |
46 #include <vector> | |
47 | |
48 namespace blink { | |
49 | |
50 using protocol::Maybe; | |
51 | |
52 struct ScriptBreakpoint; | |
53 class InspectedContext; | |
54 class V8ConsoleMessageStorage; | |
55 class V8DebuggerAgentImpl; | |
56 class V8InspectorSessionImpl; | |
57 class V8RuntimeAgentImpl; | |
58 class V8StackTraceImpl; | |
59 | |
60 class V8DebuggerImpl : public V8Debugger { | |
61 PROTOCOL_DISALLOW_COPY(V8DebuggerImpl); | |
62 public: | |
63 V8DebuggerImpl(v8::Isolate*, V8DebuggerClient*); | |
64 ~V8DebuggerImpl() override; | |
65 | |
66 static int contextId(v8::Local<v8::Context>); | |
67 static int getGroupId(v8::Local<v8::Context>); | |
68 | |
69 bool enabled() const; | |
70 | |
71 String16 setBreakpoint(const String16& sourceID, const ScriptBreakpoint&, in
t* actualLineNumber, int* actualColumnNumber, bool interstatementLocation); | |
72 void removeBreakpoint(const String16& breakpointId); | |
73 void setBreakpointsActivated(bool); | |
74 bool breakpointsActivated() const { return m_breakpointsActivated; } | |
75 | |
76 enum PauseOnExceptionsState { | |
77 DontPauseOnExceptions, | |
78 PauseOnAllExceptions, | |
79 PauseOnUncaughtExceptions | |
80 }; | |
81 PauseOnExceptionsState getPauseOnExceptionsState(); | |
82 void setPauseOnExceptionsState(PauseOnExceptionsState); | |
83 void setPauseOnNextStatement(bool); | |
84 bool canBreakProgram(); | |
85 void breakProgram(); | |
86 void continueProgram(); | |
87 void stepIntoStatement(); | |
88 void stepOverStatement(); | |
89 void stepOutOfFunction(); | |
90 void clearStepping(); | |
91 | |
92 bool setScriptSource(const String16& sourceID, v8::Local<v8::String> newSour
ce, bool preview, ErrorString*, Maybe<protocol::Runtime::ExceptionDetails>*, Jav
aScriptCallFrames* newCallFrames, Maybe<bool>* stackChanged); | |
93 JavaScriptCallFrames currentCallFrames(int limit = 0); | |
94 | |
95 // Each script inherits debug data from v8::Context where it has been compil
ed. | |
96 // Only scripts whose debug data matches |contextGroupId| will be reported. | |
97 // Passing 0 will result in reporting all scripts. | |
98 void getCompiledScripts(int contextGroupId, std::vector<std::unique_ptr<V8De
buggerScript>>&); | |
99 void debuggerAgentEnabled(); | |
100 void debuggerAgentDisabled(); | |
101 | |
102 bool isPaused(); | |
103 v8::Local<v8::Context> pausedContext() { return m_pausedContext; } | |
104 int maxAsyncCallChainDepth() { return m_maxAsyncCallStackDepth; } | |
105 V8StackTraceImpl* currentAsyncCallChain(); | |
106 void setAsyncCallStackDepth(V8DebuggerAgentImpl*, int); | |
107 | |
108 v8::MaybeLocal<v8::Value> functionScopes(v8::Local<v8::Function>); | |
109 v8::MaybeLocal<v8::Array> internalProperties(v8::Local<v8::Context>, v8::Loc
al<v8::Value>); | |
110 | |
111 v8::Isolate* isolate() const { return m_isolate; } | |
112 V8DebuggerClient* client() { return m_client; } | |
113 | |
114 v8::MaybeLocal<v8::Value> runCompiledScript(v8::Local<v8::Context>, v8::Loca
l<v8::Script>); | |
115 v8::MaybeLocal<v8::Value> callFunction(v8::Local<v8::Function>, v8::Local<v8
::Context>, v8::Local<v8::Value> receiver, int argc, v8::Local<v8::Value> info[]
); | |
116 v8::MaybeLocal<v8::Value> compileAndRunInternalScript(v8::Local<v8::Context>
, v8::Local<v8::String>); | |
117 v8::Local<v8::Script> compileScript(v8::Local<v8::Context>, v8::Local<v8::St
ring>, const String16& fileName, bool markAsInternal); | |
118 v8::Local<v8::Context> regexContext(); | |
119 | |
120 void enableStackCapturingIfNeeded(); | |
121 void disableStackCapturingIfNeeded(); | |
122 V8ConsoleMessageStorage* ensureConsoleMessageStorage(int contextGroupId); | |
123 std::unique_ptr<V8StackTraceImpl> createStackTraceImpl(v8::Local<v8::StackTr
ace>); | |
124 std::unique_ptr<V8StackTraceImpl> captureStackTraceImpl(bool fullStack); | |
125 | |
126 // V8Debugger implementation | |
127 std::unique_ptr<V8InspectorSession> connect(int contextGroupId, protocol::Fr
ontendChannel*, V8InspectorSessionClient*, const String16* state) override; | |
128 void contextCreated(const V8ContextInfo&) override; | |
129 void contextDestroyed(v8::Local<v8::Context>) override; | |
130 void resetContextGroup(int contextGroupId) override; | |
131 void willExecuteScript(v8::Local<v8::Context>, int scriptId) override; | |
132 void didExecuteScript(v8::Local<v8::Context>) override; | |
133 void idleStarted() override; | |
134 void idleFinished() override; | |
135 unsigned exceptionThrown(v8::Local<v8::Context>, const String16& message, v8
::Local<v8::Value> exception, const String16& detailedMessage, const String16& u
rl, unsigned lineNumber, unsigned columnNumber, std::unique_ptr<V8StackTrace>, i
nt scriptId) override; | |
136 void exceptionRevoked(v8::Local<v8::Context>, unsigned exceptionId, const St
ring16& message) override; | |
137 std::unique_ptr<V8StackTrace> createStackTrace(v8::Local<v8::StackTrace>) ov
erride; | |
138 std::unique_ptr<V8StackTrace> captureStackTrace(bool fullStack) override; | |
139 void asyncTaskScheduled(const String16& taskName, void* task, bool recurring
) override; | |
140 void asyncTaskCanceled(void* task) override; | |
141 void asyncTaskStarted(void* task) override; | |
142 void asyncTaskFinished(void* task) override; | |
143 void allAsyncTasksCanceled() override; | |
144 | |
145 using ContextByIdMap = protocol::HashMap<int, std::unique_ptr<InspectedConte
xt>>; | |
146 void discardInspectedContext(int contextGroupId, int contextId); | |
147 const ContextByIdMap* contextGroup(int contextGroupId); | |
148 void disconnect(V8InspectorSessionImpl*); | |
149 V8InspectorSessionImpl* sessionForContextGroup(int contextGroupId); | |
150 InspectedContext* getContext(int groupId, int contextId) const; | |
151 | |
152 private: | |
153 void enable(); | |
154 void disable(); | |
155 V8DebuggerAgentImpl* findEnabledDebuggerAgent(int contextGroupId); | |
156 V8DebuggerAgentImpl* findEnabledDebuggerAgent(v8::Local<v8::Context>); | |
157 | |
158 void compileDebuggerScript(); | |
159 v8::MaybeLocal<v8::Value> callDebuggerMethod(const char* functionName, int a
rgc, v8::Local<v8::Value> argv[]); | |
160 v8::Local<v8::Context> debuggerContext() const; | |
161 void clearBreakpoints(); | |
162 | |
163 static void breakProgramCallback(const v8::FunctionCallbackInfo<v8::Value>&)
; | |
164 void handleProgramBreak(v8::Local<v8::Context> pausedContext, v8::Local<v8::
Object> executionState, v8::Local<v8::Value> exception, v8::Local<v8::Array> hit
Breakpoints, bool isPromiseRejection = false); | |
165 static void v8DebugEventCallback(const v8::Debug::EventDetails&); | |
166 v8::Local<v8::Value> callInternalGetterFunction(v8::Local<v8::Object>, const
char* functionName); | |
167 void handleV8DebugEvent(const v8::Debug::EventDetails&); | |
168 | |
169 v8::Local<v8::String> v8InternalizedString(const char*) const; | |
170 | |
171 void handleV8AsyncTaskEvent(v8::Local<v8::Context>, v8::Local<v8::Object> ex
ecutionState, v8::Local<v8::Object> eventData); | |
172 | |
173 using ContextsByGroupMap = protocol::HashMap<int, std::unique_ptr<ContextByI
dMap>>; | |
174 | |
175 v8::Local<v8::Value> collectionEntries(v8::Local<v8::Context>, v8::Local<v8:
:Object>); | |
176 v8::Local<v8::Value> generatorObjectLocation(v8::Local<v8::Object>); | |
177 v8::Local<v8::Value> functionLocation(v8::Local<v8::Context>, v8::Local<v8::
Function>); | |
178 | |
179 v8::Isolate* m_isolate; | |
180 V8DebuggerClient* m_client; | |
181 ContextsByGroupMap m_contexts; | |
182 using SessionMap = protocol::HashMap<int, V8InspectorSessionImpl*>; | |
183 SessionMap m_sessions; | |
184 using ConsoleStorageMap = protocol::HashMap<int, std::unique_ptr<V8ConsoleMe
ssageStorage>>; | |
185 ConsoleStorageMap m_consoleStorageMap; | |
186 int m_capturingStackTracesCount; | |
187 unsigned m_lastExceptionId; | |
188 int m_enabledAgentsCount; | |
189 bool m_breakpointsActivated; | |
190 v8::Global<v8::Object> m_debuggerScript; | |
191 v8::Global<v8::Context> m_debuggerContext; | |
192 v8::Local<v8::Object> m_executionState; | |
193 v8::Local<v8::Context> m_pausedContext; | |
194 bool m_runningNestedMessageLoop; | |
195 v8::Global<v8::Context> m_regexContext; | |
196 | |
197 using AsyncTaskToStackTrace = protocol::HashMap<void*, std::unique_ptr<V8Sta
ckTraceImpl>>; | |
198 AsyncTaskToStackTrace m_asyncTaskStacks; | |
199 protocol::HashSet<void*> m_recurringTasks; | |
200 int m_maxAsyncCallStackDepth; | |
201 std::vector<void*> m_currentTasks; | |
202 std::vector<std::unique_ptr<V8StackTraceImpl>> m_currentStacks; | |
203 protocol::HashMap<V8DebuggerAgentImpl*, int> m_maxAsyncCallStackDepthMap; | |
204 }; | |
205 | |
206 } // namespace blink | |
207 | |
208 | |
209 #endif // V8DebuggerImpl_h | |
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