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;
}
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;
}
}
}
private void CreateGenerator(FunctionInfo targetFuncInfo) {
object[] paramValues = GetParamValuesForGenerator();
_generator = (IDebuggableGenerator)targetFuncInfo.GeneratorFactory.GetType().GetMethod("Invoke").Invoke(targetFuncInfo.GeneratorFactory, paramValues);
// Update funcInfo to the new version
if (_funcInfo != targetFuncInfo) {
_funcInfo = targetFuncInfo;
}
}
internal int GetSequencePointIndex(FunctionInfo funcInfo) {
DebugSourceSpan[] sequencePoints = funcInfo.SequencePoints;
for (int i = 0; i < sequencePoints.Length; i++) {
DebugSourceSpan sequencePoint = sequencePoints[i];
if (Intersects(sequencePoint)) {
return i;
}
}
return Int32.MaxValue;
}
public static DebugFrame CreateFrameForGenerator(DebugContext debugContext, FunctionInfo func)
{
return(debugContext.CreateFrameForGenerator(func));
}
public static bool[] GetTraceLocations(FunctionInfo functionInfo)
{
return(functionInfo.GetTraceLocations());
}