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31 #ifndef ScriptDebugServer_h
32 #define ScriptDebugServer_h
34 #include "InspectorBackendDispatcher.h"
35 #include "bindings/v8/ScopedPersistent.h"
36 #include "core/inspector/ScriptBreakpoint.h"
37 #include "core/inspector/ScriptDebugListener.h"
39 #include "wtf/HashMap.h"
40 #include "wtf/Noncopyable.h"
41 #include "wtf/PassOwnPtr.h"
42 #include "wtf/Vector.h"
43 #include "wtf/text/StringHash.h"
44 #include "wtf/text/WTFString.h"
48 class ScriptController;
49 class ScriptDebugListener;
51 class ScriptSourceCode;
54 class JavaScriptCallFrame;
56 class ScriptDebugServer {
57 WTF_MAKE_NONCOPYABLE(ScriptDebugServer);
59 String setBreakpoint(const String& sourceID, const ScriptBreakpoint&, int* actualLineNumber, int* actualColumnNumber, bool interstatementLocation);
60 void removeBreakpoint(const String& breakpointId);
61 void clearBreakpoints();
62 void setBreakpointsActivated(bool activated);
64 enum PauseOnExceptionsState {
65 DontPauseOnExceptions,
67 PauseOnUncaughtExceptions
69 PauseOnExceptionsState pauseOnExceptionsState();
70 void setPauseOnExceptionsState(PauseOnExceptionsState pauseOnExceptionsState);
72 void setPauseOnNextStatement(bool pause);
73 bool canBreakProgram();
75 void continueProgram();
76 void stepIntoStatement();
77 void stepOverStatement(const ScriptValue& frame);
78 void stepOutOfFunction(const ScriptValue& frame);
80 bool setScriptSource(const String& sourceID, const String& newContent, bool preview, String* error, RefPtr<TypeBuilder::Debugger::SetScriptSourceError>&, ScriptValue* newCallFrames, ScriptObject* result);
81 ScriptValue currentCallFrames();
86 virtual void run() = 0;
88 static void interruptAndRun(PassOwnPtr<Task>, v8::Isolate*);
89 void runPendingTasks();
92 bool runningNestedMessageLoop() { return m_runningNestedMessageLoop; }
94 v8::Local<v8::Value> functionScopes(v8::Handle<v8::Function>);
95 v8::Local<v8::Value> getInternalProperties(v8::Handle<v8::Object>&);
96 v8::Handle<v8::Value> setFunctionVariableValue(v8::Handle<v8::Value> functionValue, int scopeNumber, const String& variableName, v8::Handle<v8::Value> newValue);
97 v8::Local<v8::Value> callDebuggerMethod(const char* functionName, int argc, v8::Handle<v8::Value> argv[]);
99 virtual void compileScript(ScriptState*, const String& expression, const String& sourceURL, String* scriptId, String* exceptionMessage);
100 virtual void clearCompiledScripts();
101 virtual void runScript(ScriptState*, const String& scriptId, ScriptValue* result, bool* wasThrown, String* exceptionMessage);
102 virtual void setPreprocessorSource(const String&) { }
103 virtual void preprocessBeforeCompile(const v8::Debug::EventDetails&) { }
104 virtual PassOwnPtr<ScriptSourceCode> preprocess(Frame*, const ScriptSourceCode&);
105 virtual String preprocessEventListener(Frame*, const String& source, const String& url, const String& functionName);
108 explicit ScriptDebugServer(v8::Isolate*);
109 virtual ~ScriptDebugServer();
111 virtual ScriptDebugListener* getDebugListenerForContext(v8::Handle<v8::Context>) = 0;
112 virtual void runMessageLoopOnPause(v8::Handle<v8::Context>) = 0;
113 virtual void quitMessageLoopOnPause() = 0;
115 static void breakProgramCallback(const v8::FunctionCallbackInfo<v8::Value>&);
116 void handleProgramBreak(v8::Handle<v8::Object> executionState, v8::Handle<v8::Value> exception, v8::Handle<v8::Array> hitBreakpoints);
117 void handleProgramBreak(const v8::Debug::EventDetails&, v8::Handle<v8::Value> exception, v8::Handle<v8::Array> hitBreakpointNumbers);
119 static void v8DebugEventCallback(const v8::Debug::EventDetails& eventDetails);
120 void handleV8DebugEvent(const v8::Debug::EventDetails& eventDetails);
122 void dispatchDidParseSource(ScriptDebugListener* listener, v8::Handle<v8::Object> sourceObject);
124 void ensureDebuggerScriptCompiled();
126 PauseOnExceptionsState m_pauseOnExceptionsState;
127 ScopedPersistent<v8::Object> m_debuggerScript;
128 ScopedPersistent<v8::Object> m_executionState;
129 v8::Handle<v8::Context> m_pausedContext;
130 bool m_breakpointsActivated;
131 ScopedPersistent<v8::FunctionTemplate> m_breakProgramCallbackTemplate;
132 HashMap<String, OwnPtr<ScopedPersistent<v8::Script> > > m_compiledScripts;
133 v8::Isolate* m_isolate;
136 void stepCommandWithFrame(const char* functionName, const ScriptValue& frame);
137 PassRefPtr<JavaScriptCallFrame> wrapCallFrames(v8::Handle<v8::Object> executionState, int maximumLimit);
138 bool executeSkipPauseRequest(ScriptDebugListener::SkipPauseRequest, v8::Handle<v8::Object> executionState);
140 bool m_runningNestedMessageLoop;
143 } // namespace WebCore
146 #endif // ScriptDebugServer_h