internal DebugFrame(
DebugThread thread,
FunctionInfo funcInfo) {
_thread = thread;
_funcInfo = funcInfo;
_variables = new Dictionary<IList<VariableInfo>, ScopeData>();
}
public static int GetCurrentSequencePointForLeafGeneratorFrame(DebugThread thread)
{
DebugFrame frame = thread.GetLeafFrame();
Debug.Assert(frame.Generator != null);
return(frame.CurrentLocationCookie);
}
internal DebugFrame(
DebugThread thread,
FunctionInfo funcInfo)
{
Thread = thread;
_funcInfo = funcInfo;
_variables = new Dictionary <IList <VariableInfo>, ScopeData>();
}
internal DebugFrame(
DebugThread thread,
FunctionInfo funcInfo,
IRuntimeVariables liftedLocals,
int frameOrder)
: this(thread, funcInfo) {
_liftedLocals = liftedLocals;
_stackDepth = frameOrder;
}
internal DebugFrame(
DebugThread thread,
FunctionInfo funcInfo,
IRuntimeVariables liftedLocals,
int frameOrder)
: this(thread, funcInfo)
{
_liftedLocals = liftedLocals;
StackDepth = frameOrder;
}
public static bool IsCurrentLeafFrameRemappingToGenerator(DebugThread thread)
{
DebugFrame frame = null;
if (thread.TryGetLeafFrame(ref frame))
{
return(frame.ForceSwitchToGeneratorLoop);
}
return(false);
}
void IDebugCallback.OnDebugEvent(TraceEventKind kind, DebugThread thread, FunctionInfo functionInfo, int sequencePointIndex, int stackDepth, object payload)
{
ITraceCallback traceCallback = _traceCallback;
if (traceCallback != null)
{
// $TODO: what if the callback throws an exception? should we swallow it?
var curThread = _traceFrame.Value;
try {
if (kind == TraceEventKind.FrameExit || kind == TraceEventKind.ThreadExit)
{
traceCallback.OnTraceEvent(
kind,
kind == TraceEventKind.FrameExit ? functionInfo.Name : null,
null,
SourceSpan.None,
null,
payload,
functionInfo != null ? functionInfo.CustomPayload : null
);
}
else
{
DebugFrame leafFrame = thread.GetLeafFrame();
_traceFrame.Value = leafFrame;
Debug.Assert(sequencePointIndex >= 0 && sequencePointIndex < functionInfo.SequencePoints.Length);
DebugSourceSpan sourceSpan = functionInfo.SequencePoints[sequencePointIndex];
traceCallback.OnTraceEvent(
kind,
functionInfo.Name,
sourceSpan.SourceFile.Name,
sourceSpan.ToDlrSpan(),
() => { return(leafFrame.GetLocalsScope()); },
payload,
functionInfo.CustomPayload
);
}
} finally {
_traceFrame.Value = curThread;
}
}
}
void IDebugCallback.OnDebugEvent(TraceEventKind kind, DebugThread thread, FunctionInfo functionInfo, int sequencePointIndex, int stackDepth, object payload) {
ITraceCallback traceCallback = _traceCallback;
if (traceCallback != null) {
// $TODO: what if the callback throws an exception? should we swallow it?
var curThread = _traceFrame.Value;
try {
if (kind == TraceEventKind.FrameExit || kind == TraceEventKind.ThreadExit) {
traceCallback.OnTraceEvent(
kind,
kind == TraceEventKind.FrameExit ? functionInfo.Name : null,
null,
SourceSpan.None,
null,
payload,
functionInfo != null ? functionInfo.CustomPayload : null
);
} else {
DebugFrame leafFrame = thread.GetLeafFrame();
_traceFrame.Value = leafFrame;
Debug.Assert(sequencePointIndex >= 0 && sequencePointIndex < functionInfo.SequencePoints.Length);
DebugSourceSpan sourceSpan = functionInfo.SequencePoints[sequencePointIndex];
traceCallback.OnTraceEvent(
kind,
functionInfo.Name,
sourceSpan.SourceFile.Name,
sourceSpan.ToDlrSpan(),
() => { return leafFrame.GetLocalsScope(); },
payload,
functionInfo.CustomPayload
);
}
} finally {
_traceFrame.Value = curThread;
}
}
}
public static object GeneratorLoopProc(DebugThread thread)
{
return(thread.DebugContext.GeneratorLoopProc(thread.GetLeafFrame(), out bool _));
}
public static void OnThreadExitEvent(DebugThread thread)
{
thread.DebugContext.DispatchDebugEvent(thread, Int32.MaxValue, TraceEventKind.ThreadExit, null);
}
public static void OnFrameExitTraceEvent(DebugThread thread, int debugMarker, object retVal)
{
thread.DebugContext.DispatchDebugEvent(thread, debugMarker, TraceEventKind.FrameExit, retVal);
}
public static void OnFrameEnterTraceEvent(DebugThread thread)
{
thread.DebugContext.DispatchDebugEvent(thread, 0, TraceEventKind.FrameEnter, null);
}
public static void OnTraceEventUnwind(DebugThread thread, int debugMarker, Exception exception)
{
thread.DebugContext.DispatchDebugEvent(thread, debugMarker, TraceEventKind.ExceptionUnwind, exception);
}
public static void OnTraceEvent(DebugThread thread, int debugMarker, Exception exception)
{
thread.DebugContext.DispatchDebugEvent(thread, debugMarker, exception != null ? TraceEventKind.Exception : TraceEventKind.TracePoint, exception);
}
public static bool PopFrame(DebugThread thread)
{
return(thread.PopFrame());
}
public static void LiftVariables(DebugThread thread, IRuntimeVariables runtimeVariables)
{
((DefaultDebugThread)thread).LiftVariables(runtimeVariables);
}