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32 #include "core/inspector/JavaScriptCallFrame.h"
34 #include "bindings/v8/ScriptValue.h"
35 #include "bindings/v8/V8Binding.h"
39 JavaScriptCallFrame::JavaScriptCallFrame(v8::Handle<v8::Context> debuggerContext, v8::Handle<v8::Object> callFrame)
40 : m_isolate(v8::Isolate::GetCurrent())
41 , m_debuggerContext(m_isolate, debuggerContext)
42 , m_callFrame(m_isolate, callFrame)
44 ScriptWrappable::init(this);
47 JavaScriptCallFrame::~JavaScriptCallFrame()
51 JavaScriptCallFrame* JavaScriptCallFrame::caller()
54 v8::HandleScope handleScope(m_isolate);
55 v8::Handle<v8::Context> debuggerContext = m_debuggerContext.newLocal(m_isolate);
56 v8::Context::Scope contextScope(debuggerContext);
57 v8::Handle<v8::Value> callerFrame = m_callFrame.newLocal(m_isolate)->Get(v8AtomicString(m_isolate, "caller"));
58 if (!callerFrame->IsObject())
60 m_caller = JavaScriptCallFrame::create(debuggerContext, v8::Handle<v8::Object>::Cast(callerFrame));
62 return m_caller.get();
65 int JavaScriptCallFrame::callV8FunctionReturnInt(const char* name) const
67 v8::HandleScope handleScope(m_isolate);
68 v8::Handle<v8::Object> callFrame = m_callFrame.newLocal(m_isolate);
69 v8::Handle<v8::Function> func = v8::Handle<v8::Function>::Cast(callFrame->Get(v8AtomicString(m_isolate, name)));
70 v8::Handle<v8::Value> result = func->Call(callFrame, 0, 0);
71 if (result->IsInt32())
72 return result->Int32Value();
76 String JavaScriptCallFrame::callV8FunctionReturnString(const char* name) const
78 v8::HandleScope handleScope(m_isolate);
79 v8::Handle<v8::Object> callFrame = m_callFrame.newLocal(m_isolate);
80 v8::Handle<v8::Function> func = v8::Handle<v8::Function>::Cast(callFrame->Get(v8AtomicString(m_isolate, name)));
81 v8::Handle<v8::Value> result = func->Call(callFrame, 0, 0);
82 return toCoreStringWithUndefinedOrNullCheck(result);
85 int JavaScriptCallFrame::sourceID() const
87 return callV8FunctionReturnInt("sourceID");
90 int JavaScriptCallFrame::line() const
92 return callV8FunctionReturnInt("line");
95 int JavaScriptCallFrame::column() const
97 return callV8FunctionReturnInt("column");
100 String JavaScriptCallFrame::functionName() const
102 return callV8FunctionReturnString("functionName");
105 v8::Handle<v8::Value> JavaScriptCallFrame::scopeChain() const
107 v8::Handle<v8::Object> callFrame = m_callFrame.newLocal(m_isolate);
108 v8::Handle<v8::Function> func = v8::Handle<v8::Function>::Cast(callFrame->Get(v8AtomicString(m_isolate, "scopeChain")));
109 v8::Handle<v8::Array> scopeChain = v8::Handle<v8::Array>::Cast(func->Call(callFrame, 0, 0));
110 v8::Handle<v8::Array> result = v8::Array::New(m_isolate, scopeChain->Length());
111 for (uint32_t i = 0; i < scopeChain->Length(); i++)
112 result->Set(i, scopeChain->Get(i));
116 int JavaScriptCallFrame::scopeType(int scopeIndex) const
118 v8::Handle<v8::Array> scopeType = v8::Handle<v8::Array>::Cast(m_callFrame.newLocal(m_isolate)->Get(v8AtomicString(m_isolate, "scopeType")));
119 return scopeType->Get(scopeIndex)->Int32Value();
122 v8::Handle<v8::Value> JavaScriptCallFrame::thisObject() const
124 return m_callFrame.newLocal(m_isolate)->Get(v8AtomicString(m_isolate, "thisObject"));
127 String JavaScriptCallFrame::stepInPositions() const
129 return callV8FunctionReturnString("stepInPositions");
132 bool JavaScriptCallFrame::isAtReturn() const
134 v8::HandleScope handleScope(m_isolate);
135 v8::Context::Scope contextScope(m_debuggerContext.newLocal(m_isolate));
136 v8::Handle<v8::Value> result = m_callFrame.newLocal(m_isolate)->Get(v8AtomicString(m_isolate, "isAtReturn"));
137 if (result->IsBoolean())
138 return result->BooleanValue();
142 v8::Handle<v8::Value> JavaScriptCallFrame::returnValue() const
144 return m_callFrame.newLocal(m_isolate)->Get(v8AtomicString(m_isolate, "returnValue"));
147 v8::Handle<v8::Value> JavaScriptCallFrame::evaluate(const String& expression)
149 v8::Handle<v8::Object> callFrame = m_callFrame.newLocal(m_isolate);
150 v8::Handle<v8::Function> evalFunction = v8::Handle<v8::Function>::Cast(callFrame->Get(v8AtomicString(m_isolate, "evaluate")));
151 v8::Handle<v8::Value> argv[] = { v8String(m_debuggerContext.newLocal(m_isolate)->GetIsolate(), expression) };
152 return evalFunction->Call(callFrame, WTF_ARRAY_LENGTH(argv), argv);
155 v8::Handle<v8::Value> JavaScriptCallFrame::restart()
157 v8::Handle<v8::Object> callFrame = m_callFrame.newLocal(m_isolate);
158 v8::Handle<v8::Function> restartFunction = v8::Handle<v8::Function>::Cast(callFrame->Get(v8AtomicString(m_isolate, "restart")));
159 v8::Debug::SetLiveEditEnabled(m_isolate, true);
160 v8::Handle<v8::Value> result = restartFunction->Call(callFrame, 0, 0);
161 v8::Debug::SetLiveEditEnabled(m_isolate, false);
165 v8::Handle<v8::Object> JavaScriptCallFrame::innerCallFrame()
167 return m_callFrame.newLocal(m_isolate);
170 ScriptValue JavaScriptCallFrame::setVariableValue(int scopeNumber, const String& variableName, const ScriptValue& newValue)
172 v8::Handle<v8::Object> callFrame = m_callFrame.newLocal(m_isolate);
173 v8::Handle<v8::Function> setVariableValueFunction = v8::Handle<v8::Function>::Cast(callFrame->Get(v8AtomicString(m_isolate, "setVariableValue")));
174 v8::Handle<v8::Value> argv[] = {
175 v8::Handle<v8::Value>(v8::Integer::New(m_isolate, scopeNumber)),
176 v8String(m_isolate, variableName),
179 return ScriptValue(setVariableValueFunction->Call(callFrame, WTF_ARRAY_LENGTH(argv), argv), m_isolate);
182 } // namespace WebCore