| // Copyright 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef V8Debugger_h |
| #define V8Debugger_h |
| |
| #include "platform/v8_inspector/Allocator.h" |
| #include "platform/v8_inspector/JavaScriptCallFrame.h" |
| #include "platform/v8_inspector/V8DebuggerScript.h" |
| #include "platform/v8_inspector/protocol/Forward.h" |
| #include "platform/v8_inspector/protocol/Runtime.h" |
| #include "platform/v8_inspector/public/StringView.h" |
| #include "platform/v8_inspector/public/V8ContextInfo.h" |
| |
| #include <v8-debug.h> |
| #include <v8.h> |
| #include <vector> |
| |
| namespace v8_inspector { |
| |
| struct ScriptBreakpoint; |
| class V8DebuggerAgentImpl; |
| class V8InspectorImpl; |
| class V8StackTraceImpl; |
| |
| using protocol::ErrorString; |
| |
| class V8Debugger { |
| V8_INSPECTOR_DISALLOW_COPY(V8Debugger); |
| public: |
| V8Debugger(v8::Isolate*, V8InspectorImpl*); |
| ~V8Debugger(); |
| |
| static int contextId(v8::Local<v8::Context>); |
| static int getGroupId(v8::Local<v8::Context>); |
| int markContext(const V8ContextInfo&); |
| |
| bool enabled() const; |
| |
| String16 setBreakpoint(const String16& sourceID, const ScriptBreakpoint&, int* actualLineNumber, int* actualColumnNumber); |
| void removeBreakpoint(const String16& breakpointId); |
| void setBreakpointsActivated(bool); |
| bool breakpointsActivated() const { return m_breakpointsActivated; } |
| |
| enum PauseOnExceptionsState { |
| DontPauseOnExceptions, |
| PauseOnAllExceptions, |
| PauseOnUncaughtExceptions |
| }; |
| PauseOnExceptionsState getPauseOnExceptionsState(); |
| void setPauseOnExceptionsState(PauseOnExceptionsState); |
| void setPauseOnNextStatement(bool); |
| bool canBreakProgram(); |
| void breakProgram(); |
| void continueProgram(); |
| void stepIntoStatement(); |
| void stepOverStatement(); |
| void stepOutOfFunction(); |
| void clearStepping(); |
| |
| bool setScriptSource(const String16& sourceID, v8::Local<v8::String> newSource, bool dryRun, ErrorString*, protocol::Maybe<protocol::Runtime::ExceptionDetails>*, JavaScriptCallFrames* newCallFrames, protocol::Maybe<bool>* stackChanged); |
| JavaScriptCallFrames currentCallFrames(int limit = 0); |
| |
| // Each script inherits debug data from v8::Context where it has been compiled. |
| // Only scripts whose debug data matches |contextGroupId| will be reported. |
| // Passing 0 will result in reporting all scripts. |
| void getCompiledScripts(int contextGroupId, std::vector<std::unique_ptr<V8DebuggerScript>>&); |
| void enable(); |
| void disable(); |
| |
| bool isPaused(); |
| v8::Local<v8::Context> pausedContext() { return m_pausedContext; } |
| |
| int maxAsyncCallChainDepth() { return m_maxAsyncCallStackDepth; } |
| V8StackTraceImpl* currentAsyncCallChain(); |
| void setAsyncCallStackDepth(V8DebuggerAgentImpl*, int); |
| std::unique_ptr<V8StackTraceImpl> createStackTrace(v8::Local<v8::StackTrace>); |
| std::unique_ptr<V8StackTraceImpl> captureStackTrace(bool fullStack); |
| |
| v8::MaybeLocal<v8::Array> internalProperties(v8::Local<v8::Context>, v8::Local<v8::Value>); |
| |
| void asyncTaskScheduled(const StringView& taskName, void* task, bool recurring); |
| void asyncTaskScheduled(const String16& taskName, void* task, bool recurring); |
| void asyncTaskCanceled(void* task); |
| void asyncTaskStarted(void* task); |
| void asyncTaskFinished(void* task); |
| void allAsyncTasksCanceled(); |
| |
| void muteScriptParsedEvents(); |
| void unmuteScriptParsedEvents(); |
| |
| private: |
| void compileDebuggerScript(); |
| v8::MaybeLocal<v8::Value> callDebuggerMethod(const char* functionName, int argc, v8::Local<v8::Value> argv[]); |
| v8::Local<v8::Context> debuggerContext() const; |
| void clearBreakpoints(); |
| |
| static void breakProgramCallback(const v8::FunctionCallbackInfo<v8::Value>&); |
| void handleProgramBreak(v8::Local<v8::Context> pausedContext, v8::Local<v8::Object> executionState, v8::Local<v8::Value> exception, v8::Local<v8::Array> hitBreakpoints, bool isPromiseRejection = false); |
| static void v8DebugEventCallback(const v8::Debug::EventDetails&); |
| v8::Local<v8::Value> callInternalGetterFunction(v8::Local<v8::Object>, const char* functionName); |
| void handleV8DebugEvent(const v8::Debug::EventDetails&); |
| void handleV8AsyncTaskEvent(v8::Local<v8::Context>, v8::Local<v8::Object> executionState, v8::Local<v8::Object> eventData); |
| |
| v8::Local<v8::Value> collectionEntries(v8::Local<v8::Context>, v8::Local<v8::Object>); |
| v8::Local<v8::Value> generatorObjectLocation(v8::Local<v8::Context>, v8::Local<v8::Object>); |
| v8::Local<v8::Value> functionLocation(v8::Local<v8::Context>, v8::Local<v8::Function>); |
| v8::MaybeLocal<v8::Value> functionScopes(v8::Local<v8::Context>, v8::Local<v8::Function>); |
| |
| v8::Isolate* m_isolate; |
| V8InspectorImpl* m_inspector; |
| int m_lastContextId; |
| int m_enableCount; |
| bool m_breakpointsActivated; |
| v8::Global<v8::Object> m_debuggerScript; |
| v8::Global<v8::Context> m_debuggerContext; |
| v8::Local<v8::Object> m_executionState; |
| v8::Local<v8::Context> m_pausedContext; |
| bool m_runningNestedMessageLoop; |
| int m_ignoreScriptParsedEventsCounter; |
| |
| using AsyncTaskToStackTrace = protocol::HashMap<void*, std::unique_ptr<V8StackTraceImpl>>; |
| AsyncTaskToStackTrace m_asyncTaskStacks; |
| protocol::HashSet<void*> m_recurringTasks; |
| int m_maxAsyncCallStackDepth; |
| std::vector<void*> m_currentTasks; |
| std::vector<std::unique_ptr<V8StackTraceImpl>> m_currentStacks; |
| protocol::HashMap<V8DebuggerAgentImpl*, int> m_maxAsyncCallStackDepthMap; |
| }; |
| |
| } // namespace v8_inspector |
| |
| #endif // V8Debugger_h |