static void AddCapturedLocalVariables(List <DebugLocalVariableInfo> vars, int scopeStartOffset, int scopeEndOffset, ValueGetter getCaptureClass, DebugType captureClassType)
{
if (captureClassType.IsDisplayClass || captureClassType.IsYieldEnumerator || captureClassType.IsAsyncStateMachine)
{
foreach (DebugFieldInfo fieldInfo in captureClassType.GetFields())
{
DebugFieldInfo fieldInfoCopy = fieldInfo;
if (fieldInfo.Name.StartsWith("CS$"))
{
continue; // Ignore
}
DebugLocalVariableInfo locVar = new DebugLocalVariableInfo(
fieldInfo.Name,
-1,
scopeStartOffset,
scopeEndOffset,
(DebugType)fieldInfo.FieldType,
delegate(StackFrame context) {
return(getCaptureClass(context).GetFieldValue(fieldInfoCopy));
}
);
locVar.IsCaptured = true;
if (locVar.Name.StartsWith("<>"))
{
bool hasThis = false;
foreach (DebugLocalVariableInfo l in vars)
{
if (l.IsThis)
{
hasThis = true;
break;
}
}
if (!hasThis && locVar.Name.EndsWith("__this"))
{
locVar.Name = "this";
locVar.IsThis = true;
}
else
{
continue; // Ignore
}
}
if (locVar.Name.StartsWith("<"))
{
int endIndex = locVar.Name.IndexOf('>');
if (endIndex == -1)
{
continue; // Ignore
}
locVar.Name = fieldInfo.Name.Substring(1, endIndex - 1);
}
vars.Add(locVar);
}
}
}
static Value GetLiteralValue(DebugFieldInfo fieldInfo)
{
CorElementType corElemType = (CorElementType)fieldInfo.FieldProps.ConstantType;
if (corElemType == CorElementType.CLASS) {
// Only null literals are allowed
return Eval.CreateValue(fieldInfo.AppDomain, null);
} else if (corElemType == CorElementType.STRING) {
string str = Marshal.PtrToStringUni(fieldInfo.FieldProps.ConstantPtr, (int)fieldInfo.FieldProps.ConstantStringLength);
return Eval.CreateValue(fieldInfo.AppDomain, str);
} else {
DebugType type = DebugType.CreateFromType(fieldInfo.AppDomain.Mscorlib, DebugType.CorElementTypeToManagedType(corElemType));
if (fieldInfo.FieldType.IsEnum && fieldInfo.FieldType.GetEnumUnderlyingType() == type) {
Value val = Eval.NewObjectNoConstructor((DebugType)fieldInfo.FieldType);
Value backingField = val.GetMemberValue("value__");
backingField.CorGenericValue.SetValue(fieldInfo.FieldProps.ConstantPtr);
return val;
} else {
Value val = Eval.NewObjectNoConstructor(type);
val.CorGenericValue.SetValue(fieldInfo.FieldProps.ConstantPtr);
return val;
}
}
}
public List <DebugLocalVariableInfo> GetLocalVariables()
{
if (localVariables != null)
{
return(localVariables);
}
// Generated constructor may not have any symbols
if (this.SymMethod == null)
{
return(new List <DebugLocalVariableInfo>());
}
localVariables = GetLocalVariablesInScope(this.SymMethod.GetRootScope());
if (declaringType.IsDisplayClass || declaringType.IsYieldEnumerator || declaringType.IsAsyncStateMachine)
{
// Get display class from self
AddCapturedLocalVariables(
localVariables,
0, int.MaxValue,
delegate(StackFrame context) {
return(context.GetThisValue());
},
declaringType
);
// Get dispaly classes from fields
foreach (DebugFieldInfo fieldInfo in this.DeclaringType.GetFields())
{
DebugFieldInfo fieldInfoCopy = fieldInfo;
if (fieldInfo.Name.StartsWith("CS$"))
{
AddCapturedLocalVariables(
localVariables,
0, int.MaxValue,
delegate(StackFrame context) {
return(context.GetThisValue().GetFieldValue(fieldInfoCopy));
},
(DebugType)fieldInfo.FieldType
);
}
}
}
else
{
// Add this
if (!this.IsStatic)
{
DebugLocalVariableInfo thisVar = new DebugLocalVariableInfo(
"this",
-1,
0, int.MaxValue,
declaringType,
delegate(StackFrame context) {
return(context.GetThisValue());
}
);
thisVar.IsThis = true;
localVariables.Add(thisVar);
}
}
return(localVariables);
}
