void ScriptDebugServer::handleV8DebugMessage(const v8::Debug::Message& message)
{
v8::HandleScope scope;
if (!message.IsEvent())
return;
// Ignore unsupported event types.
if (message.GetEvent() != v8::AfterCompile && message.GetEvent() != v8::Break && message.GetEvent() != v8::Exception)
return;
v8::Handle<v8::Context> context = message.GetEventContext();
// If the context is from one of the inpected tabs it should have its context
// data. Skip events from unknown contexts.
if (context.IsEmpty())
return;
// Test that context has associated global dom window object.
v8::Handle<v8::Object> global = context->Global();
if (global.IsEmpty())
return;
global = V8DOMWrapper::lookupDOMWrapper(V8DOMWindow::GetTemplate(), global);
if (global.IsEmpty())
return;
bool handled = false;
Frame* frame = V8Proxy::retrieveFrame(context);
if (frame) {
ScriptDebugListener* listener = m_listenersMap.get(frame->page());
if (listener) {
if (message.GetEvent() == v8::AfterCompile) {
handled = true;
v8::Context::Scope contextScope(v8::Debug::GetDebugContext());
v8::Local<v8::Object> args = v8::Object::New();
args->Set(v8::String::New("eventData"), message.GetEventData());
v8::Handle<v8::Function> onAfterCompileFunction = v8::Local<v8::Function>::Cast(m_debuggerScript.get()->Get(v8::String::New("getAfterCompileScript")));
v8::Handle<v8::Value> argv[] = { message.GetExecutionState(), args };
v8::Handle<v8::Value> value = onAfterCompileFunction->Call(m_debuggerScript.get(), 2, argv);
ASSERT(value->IsObject());
v8::Handle<v8::Object> object = v8::Handle<v8::Object>::Cast(value);
dispatchDidParseSource(listener, object);
} else if (message.GetEvent() == v8::Break || message.GetEvent() == v8::Exception) {
handled = true;
m_executionState.set(message.GetExecutionState());
m_currentCallFrameState = mainWorldScriptState(frame);
listener->didPause();
m_currentCallFrameState = 0;
}
}
}
if (!handled && !message.WillStartRunning())
continueProgram();
}
void ScriptDebugServer::breakProgram(v8::Handle<v8::Object> executionState, v8::Handle<v8::Value> exception)
{
// Don't allow nested breaks.
if (isPaused())
return;
ScriptDebugListener* listener = getDebugListenerForContext(m_pausedContext);
if (!listener)
return;
m_executionState.set(executionState);
ScriptState* currentCallFrameState = ScriptState::forContext(m_pausedContext);
listener->didPause(currentCallFrameState, currentCallFrame(), ScriptValue(exception));
runMessageLoopOnPause(m_pausedContext);
}