void ScriptDebugServer::pauseIfNeeded(JSGlobalObject* dynamicGlobalObject)
{
if (m_paused)
return;
if (!getListenersForGlobalObject(dynamicGlobalObject))
return;
bool pauseNow = m_pauseOnNextStatement;
pauseNow |= (m_pauseOnCallFrame == m_currentCallFrame);
pauseNow |= hasBreakpoint(m_currentCallFrame->sourceID(), m_currentCallFrame->position());
m_lastExecutedLine = m_currentCallFrame->position().m_line.zeroBasedInt();
if (!pauseNow)
return;
m_pauseOnCallFrame = 0;
m_pauseOnNextStatement = false;
m_paused = true;
dispatchFunctionToListeners(&ScriptDebugServer::dispatchDidPause, dynamicGlobalObject);
didPause(dynamicGlobalObject);
TimerBase::fireTimersInNestedEventLoop();
m_runningNestedMessageLoop = true;
m_doneProcessingDebuggerEvents = false;
runEventLoopWhilePaused();
m_runningNestedMessageLoop = false;
didContinue(dynamicGlobalObject);
dispatchFunctionToListeners(&ScriptDebugServer::dispatchDidContinue, dynamicGlobalObject);
m_paused = false;
}
void ScriptDebugServer::pauseIfNeeded(JSGlobalObject* dynamicGlobalObject)
{
if (m_paused)
return;
if (!getListenersForGlobalObject(dynamicGlobalObject))
return;
bool pauseNow = m_pauseOnNextStatement;
pauseNow |= (m_pauseOnCallFrame == m_currentCallFrame);
pauseNow |= hasBreakpoint(m_currentCallFrame->sourceID(), m_currentCallFrame->position());
if (!pauseNow)
return;
m_pauseOnCallFrame = 0;
m_pauseOnNextStatement = false;
m_paused = true;
dispatchFunctionToListeners(&ScriptDebugServer::dispatchDidPause, dynamicGlobalObject);
didPause(dynamicGlobalObject);
TimerBase::fireTimersInNestedEventLoop();
EventLoop loop;
m_doneProcessingDebuggerEvents = false;
while (!m_doneProcessingDebuggerEvents && !loop.ended())
loop.cycle();
didContinue(dynamicGlobalObject);
dispatchFunctionToListeners(&ScriptDebugServer::dispatchDidContinue, dynamicGlobalObject);
m_paused = false;
}
void ScriptDebugServer::dispatchFunctionToListeners(JavaScriptExecutionCallback callback, JSGlobalObject* globalObject)
{
if (m_callingListeners)
return;
TemporaryChange<bool> change(m_callingListeners, true);
if (ListenerSet* listeners = getListenersForGlobalObject(globalObject)) {
ASSERT(!listeners->isEmpty());
dispatchFunctionToListeners(*listeners, callback);
}
}
void ScriptDebugServer::dispatchFunctionToListeners(JavaScriptExecutionCallback callback, JSGlobalObject* globalObject)
{
if (m_callingListeners)
return;
m_callingListeners = true;
if (ListenerSet* listeners = getListenersForGlobalObject(globalObject)) {
ASSERT(!listeners->isEmpty());
dispatchFunctionToListeners(*listeners, callback);
}
m_callingListeners = false;
}
void ScriptDebugServer::pauseIfNeeded(CallFrame* callFrame)
{
if (m_paused)
return;
JSGlobalObject* dynamicGlobalObject = callFrame->dynamicGlobalObject();
if (!getListenersForGlobalObject(dynamicGlobalObject))
return;
ScriptBreakpoint breakpoint;
bool didHitBreakpoint = false;
bool pauseNow = m_pauseOnNextStatement;
pauseNow |= (m_pauseOnCallFrame == m_currentCallFrame);
intptr_t sourceId = DebuggerCallFrame::sourceIdForCallFrame(m_currentCallFrame);
TextPosition position = DebuggerCallFrame::positionForCallFrame(m_currentCallFrame);
pauseNow |= didHitBreakpoint = hasBreakpoint(sourceId, position, &breakpoint);
m_lastExecutedLine = position.m_line.zeroBasedInt();
if (!pauseNow)
return;
DebuggerCallFrameScope debuggerCallFrameScope(*this);
if (didHitBreakpoint) {
evaluateBreakpointActions(breakpoint);
if (breakpoint.autoContinue)
return;
}
m_pauseOnCallFrame = 0;
m_pauseOnNextStatement = false;
m_paused = true;
dispatchFunctionToListeners(&ScriptDebugServer::dispatchDidPause, dynamicGlobalObject);
didPause(dynamicGlobalObject);
TimerBase::fireTimersInNestedEventLoop();
m_runningNestedMessageLoop = true;
m_doneProcessingDebuggerEvents = false;
runEventLoopWhilePaused();
m_runningNestedMessageLoop = false;
didContinue(dynamicGlobalObject);
dispatchFunctionToListeners(&ScriptDebugServer::dispatchDidContinue, dynamicGlobalObject);
m_paused = false;
}
void ScriptDebugServer::dispatchDidSampleProbe(ExecState* exec, int identifier, const Deprecated::ScriptValue& sample)
{
if (m_callingListeners)
return;
ListenerSet* listeners = getListenersForGlobalObject(exec->lexicalGlobalObject());
if (!listeners)
return;
ASSERT(!listeners->isEmpty());
TemporaryChange<bool> change(m_callingListeners, true);
Vector<ScriptDebugListener*> listenersCopy;
copyToVector(*listeners, listenersCopy);
for (auto listener : listenersCopy)
listener->didSampleProbe(exec, identifier, m_hitCount, sample);
}
void ScriptDebugServer::dispatchBreakpointActionSound(ExecState* exec)
{
if (m_callingListeners)
return;
ListenerSet* listeners = getListenersForGlobalObject(exec->lexicalGlobalObject());
if (!listeners)
return;
ASSERT(!listeners->isEmpty());
TemporaryChange<bool> change(m_callingListeners, true);
Vector<ScriptDebugListener*> listenersCopy;
copyToVector(*listeners, listenersCopy);
for (auto listener : listenersCopy)
listener->breakpointActionSound();
}
void ScriptDebugServer::sourceParsed(ExecState* exec, SourceProvider* sourceProvider, int errorLine, const String& errorMessage)
{
if (m_callingListeners)
return;
ListenerSet* listeners = getListenersForGlobalObject(exec->lexicalGlobalObject());
if (!listeners)
return;
ASSERT(!listeners->isEmpty());
TemporaryChange<bool> change(m_callingListeners, true);
bool isError = errorLine != -1;
if (isError)
dispatchFailedToParseSource(*listeners, sourceProvider, errorLine, errorMessage);
else
dispatchDidParseSource(*listeners, sourceProvider, isContentScript(exec));
}
bool ScriptDebugServer::needPauseHandling(JSGlobalObject* globalObject)
{
return !!getListenersForGlobalObject(globalObject);
}
