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31 #ifndef ScriptDebugServer_h
32 #define ScriptDebugServer_h
34 #include "bindings/core/v8/ScopedPersistent.h"
35 #include "core/InspectorBackendDispatcher.h"
36 #include "core/inspector/ScriptBreakpoint.h"
37 #include "core/inspector/ScriptCallStack.h"
38 #include "core/inspector/ScriptDebugListener.h"
39 #include "wtf/HashMap.h"
40 #include "wtf/Noncopyable.h"
41 #include "wtf/PassOwnPtr.h"
42 #include "wtf/text/StringHash.h"
43 #include "wtf/text/WTFString.h"
50 class ScriptController;
51 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 pausingOnNextStatement();
74 bool canBreakProgram();
76 void continueProgram();
77 void stepIntoStatement();
78 void stepOverStatement();
79 void stepOutOfFunction();
81 bool setScriptSource(const String& sourceID, const String& newContent, bool preview, String* error, RefPtr<TypeBuilder::Debugger::SetScriptSourceError>&, ScriptValue* newCallFrames, RefPtr<JSONObject>* result);
82 ScriptValue currentCallFrames();
83 ScriptValue currentCallFramesForAsyncStack();
84 PassRefPtrWillBeRawPtr<JavaScriptCallFrame> callFrameNoScopes(int index);
87 static PassRefPtrWillBeRawPtr<JavaScriptCallFrame> toJavaScriptCallFrameUnsafe(const ScriptValue&);
92 virtual void run() = 0;
94 static void interruptAndRun(PassOwnPtr<Task>, v8::Isolate*);
95 void runPendingTasks();
98 bool runningNestedMessageLoop() { return m_runningNestedMessageLoop; }
100 v8::Local<v8::Value> functionScopes(v8::Handle<v8::Function>);
101 v8::Local<v8::Value> collectionEntries(v8::Handle<v8::Object>&);
102 v8::Local<v8::Value> getInternalProperties(v8::Handle<v8::Object>&);
103 v8::Handle<v8::Value> setFunctionVariableValue(v8::Handle<v8::Value> functionValue, int scopeNumber, const String& variableName, v8::Handle<v8::Value> newValue);
104 v8::Local<v8::Value> callDebuggerMethod(const char* functionName, int argc, v8::Handle<v8::Value> argv[]);
106 virtual void compileScript(ScriptState*, const String& expression, const String& sourceURL, String* scriptId, String* exceptionDetailsText, int* lineNumber, int* columnNumber, RefPtrWillBeRawPtr<ScriptCallStack>* stackTrace);
107 virtual void clearCompiledScripts();
108 virtual void runScript(ScriptState*, const String& scriptId, ScriptValue* result, bool* wasThrown, String* exceptionDetailsText, int* lineNumber, int* columnNumber, RefPtrWillBeRawPtr<ScriptCallStack>* stackTrace);
109 virtual void setPreprocessorSource(const String&) { }
110 virtual void preprocessBeforeCompile(const v8::Debug::EventDetails&) { }
111 virtual PassOwnPtr<ScriptSourceCode> preprocess(LocalFrame*, const ScriptSourceCode&);
112 virtual String preprocessEventListener(LocalFrame*, const String& source, const String& url, const String& functionName);
113 virtual void clearPreprocessor() { }
115 virtual void muteWarningsAndDeprecations() { }
116 virtual void unmuteWarningsAndDeprecations() { }
119 explicit ScriptDebugServer(v8::Isolate*);
120 virtual ~ScriptDebugServer();
122 virtual ScriptDebugListener* getDebugListenerForContext(v8::Handle<v8::Context>) = 0;
123 virtual void runMessageLoopOnPause(v8::Handle<v8::Context>) = 0;
124 virtual void quitMessageLoopOnPause() = 0;
126 static void breakProgramCallback(const v8::FunctionCallbackInfo<v8::Value>&);
127 void handleProgramBreak(ScriptState* pausedScriptState, v8::Handle<v8::Object> executionState, v8::Handle<v8::Value> exception, v8::Handle<v8::Array> hitBreakpoints);
129 static void v8DebugEventCallback(const v8::Debug::EventDetails& eventDetails);
130 void handleV8DebugEvent(const v8::Debug::EventDetails& eventDetails);
132 void dispatchDidParseSource(ScriptDebugListener*, v8::Handle<v8::Object> sourceObject, CompileResult);
134 void ensureDebuggerScriptCompiled();
135 void discardDebuggerScript();
137 PauseOnExceptionsState m_pauseOnExceptionsState;
138 ScopedPersistent<v8::Object> m_debuggerScript;
139 v8::Local<v8::Object> m_executionState;
140 RefPtr<ScriptState> m_pausedScriptState;
141 bool m_breakpointsActivated;
142 ScopedPersistent<v8::FunctionTemplate> m_breakProgramCallbackTemplate;
143 HashMap<String, OwnPtr<ScopedPersistent<v8::Script> > > m_compiledScripts;
144 v8::Isolate* m_isolate;
147 enum ScopeInfoDetails {
150 NoScopes // Should be the last option.
153 ScriptValue currentCallFramesInner(ScopeInfoDetails);
155 PassRefPtrWillBeRawPtr<JavaScriptCallFrame> wrapCallFrames(int maximumLimit, ScopeInfoDetails);
157 void handleV8AsyncTaskEvent(ScriptDebugListener*, ScriptState* pausedScriptState, v8::Handle<v8::Object> executionState, v8::Handle<v8::Object> eventData);
159 void handleV8PromiseEvent(ScriptDebugListener*, ScriptState* pausedScriptState, v8::Handle<v8::Object> executionState, v8::Handle<v8::Object> eventData);
161 bool m_runningNestedMessageLoop;
167 #endif // ScriptDebugServer_h