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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"
49 class ScriptController;
50 class ScriptDebugListener;
52 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, RefPtr<JSONObject>* result);
81 ScriptValue currentCallFrames();
82 ScriptValue currentCallFramesForAsyncStack();
87 virtual void run() = 0;
89 static void interruptAndRun(PassOwnPtr<Task>, v8::Isolate*);
90 void runPendingTasks();
93 bool runningNestedMessageLoop() { return m_runningNestedMessageLoop; }
95 v8::Local<v8::Value> functionScopes(v8::Handle<v8::Function>);
96 v8::Local<v8::Value> getInternalProperties(v8::Handle<v8::Object>&);
97 v8::Handle<v8::Value> setFunctionVariableValue(v8::Handle<v8::Value> functionValue, int scopeNumber, const String& variableName, v8::Handle<v8::Value> newValue);
98 v8::Local<v8::Value> callDebuggerMethod(const char* functionName, int argc, v8::Handle<v8::Value> argv[]);
100 virtual void compileScript(ScriptState*, const String& expression, const String& sourceURL, String* scriptId, String* exceptionMessage);
101 virtual void clearCompiledScripts();
102 virtual void runScript(ScriptState*, const String& scriptId, ScriptValue* result, bool* wasThrown, String* exceptionMessage);
103 virtual void setPreprocessorSource(const String&) { }
104 virtual void preprocessBeforeCompile(const v8::Debug::EventDetails&) { }
105 virtual PassOwnPtr<ScriptSourceCode> preprocess(LocalFrame*, const ScriptSourceCode&);
106 virtual String preprocessEventListener(LocalFrame*, const String& source, const String& url, const String& functionName);
108 virtual void muteWarningsAndDeprecations() { }
109 virtual void unmuteWarningsAndDeprecations() { }
112 explicit ScriptDebugServer(v8::Isolate*);
113 virtual ~ScriptDebugServer();
115 virtual ScriptDebugListener* getDebugListenerForContext(v8::Handle<v8::Context>) = 0;
116 virtual void runMessageLoopOnPause(v8::Handle<v8::Context>) = 0;
117 virtual void quitMessageLoopOnPause() = 0;
119 static void breakProgramCallback(const v8::FunctionCallbackInfo<v8::Value>&);
120 void handleProgramBreak(v8::Handle<v8::Object> executionState, v8::Handle<v8::Value> exception, v8::Handle<v8::Array> hitBreakpoints);
121 void handleProgramBreak(const v8::Debug::EventDetails&, v8::Handle<v8::Value> exception, v8::Handle<v8::Array> hitBreakpointNumbers);
123 static void v8DebugEventCallback(const v8::Debug::EventDetails& eventDetails);
124 void handleV8DebugEvent(const v8::Debug::EventDetails& eventDetails);
126 void dispatchDidParseSource(ScriptDebugListener* listener, v8::Handle<v8::Object> sourceObject);
128 void ensureDebuggerScriptCompiled();
130 PauseOnExceptionsState m_pauseOnExceptionsState;
131 ScopedPersistent<v8::Object> m_debuggerScript;
132 ScopedPersistent<v8::Object> m_executionState;
133 v8::Handle<v8::Context> m_pausedContext;
134 bool m_breakpointsActivated;
135 ScopedPersistent<v8::FunctionTemplate> m_breakProgramCallbackTemplate;
136 HashMap<String, OwnPtr<ScopedPersistent<v8::Script> > > m_compiledScripts;
137 v8::Isolate* m_isolate;
140 enum ScopeInfoDetails {
143 NoScopes // Should be the last option.
146 ScriptValue currentCallFramesInner(ScopeInfoDetails);
148 void stepCommandWithFrame(const char* functionName, const ScriptValue& frame);
149 PassRefPtr<JavaScriptCallFrame> wrapCallFrames(v8::Handle<v8::Object> executionState, int maximumLimit, ScopeInfoDetails);
150 bool executeSkipPauseRequest(ScriptDebugListener::SkipPauseRequest, v8::Handle<v8::Object> executionState);
152 bool m_runningNestedMessageLoop;
155 } // namespace WebCore
158 #endif // ScriptDebugServer_h