void StartStepIntoOver(object tag, StepIntoOverData stepIntoOverData)
{
engine.VerifyMonoDebugThread();
try {
stepIntoOverData.StepCounter++;
var stepReq = engine.CreateStepRequest(monoThread, e => OnStepIntoOverCompleted(e, tag, stepIntoOverData));
//TODO: StepOver fails on mono unless there's a portable PDB file available
stepReq.Depth = stepIntoOverData.IsStepInto ? StepDepth.Into : StepDepth.Over;
stepReq.Size = StepSize.Min;
stepReq.Filter = GetStepFilterFlags();
stepReq.Enable();
SaveStepper(stepReq, tag, callRunCore: stepIntoOverData.StepCounter == 1);
}
catch (VMDisconnectedException) {
}
catch (Exception ex) when(ExceptionUtils.IsInternalDebuggerError(ex))
{
RaiseStepComplete(thread, tag, $"Exception: {ex.GetType().FullName}: {ex.Message}");
}
}
void GotStepRanges(MDS.StackFrame frame, object tag, bool isStepInto, GetCodeRangeResult result, uint continueCounter)
{
engine.VerifyMonoDebugThread();
if (IsClosed)
{
return;
}
if (stepData != null)
{
return;
}
if (continueCounter != engine.ContinueCounter)
{
RaiseStepComplete(thread, tag, "Internal error");
return;
}
// If we failed to find the statement ranges (result.Success == false), step anyway.
// We'll just step until the next sequence point instead of not doing anything.
var stepIntoOverData = new StepIntoOverData(isStepInto, frame.Method, result.StatementRanges);
StartStepIntoOver(tag, stepIntoOverData);
}
bool OnStepIntoOverCompleted(StepCompleteEventArgs e, object tag, StepIntoOverData stepIntoOverData)
{
engine.VerifyMonoDebugThread();
if (stepData == null || stepData.MonoStepper != e.StepEventRequest || stepData.Tag != tag)
{
return(false);
}
stepData = null;
var frame = GetFrame();
uint offset = (uint)(frame?.ILOffset ?? -1);
if (!e.ForciblyCanceled && stepIntoOverData.StepCounter < MAX_STEPS && frame?.Method == stepIntoOverData.Method && IsInCodeRange(stepIntoOverData.StatementRanges, offset))
{
StartStepIntoOver(tag, stepIntoOverData);
return(false);
}
else
{
RaiseStepComplete(thread, tag, GetErrorMessage(e), e.ForciblyCanceled);
return(true);
}
}
