public ISymbolValue VisitPrimitiveType(PrimitiveType t)
{
var sz = ExamHelpers.SizeOf(t.TypeToken, Is64Bit);
var bytes = Backtrace.BacktraceHelper.ReadBytes(Symbol.Offset, (ulong)sz);
return(new PrimitiveValue(ExamHelpers.GetNumericValue(bytes, 0, t.TypeToken), t));
}
public ISymbolValue VisitArrayType(ArrayType t)
{
var valueType = DResolver.StripMemberSymbols(t.ValueType);
var primitiveValueType = valueType as PrimitiveType;
ulong arraySize;
ulong firstElement;
var arrSymb = Symbol as IDBacktraceArraySymbol;
if (arrSymb != null)
{
arraySize = (ulong)arrSymb.ArrayLength;
firstElement = arrSymb.FirstElementOffset;
}
else
{
if (Symbol.Offset == 0)
{
return(new NullValue(t));
}
byte[] arrayInfo = Backtrace.BacktraceHelper.ReadBytes(Symbol.Offset, PointerSize * 2);
arraySize = PointerSize == 8 ? BitConverter.ToUInt64(arrayInfo, 0) : (ulong)BitConverter.ToUInt32(arrayInfo, 0);
firstElement = PointerSize == 8 ? BitConverter.ToUInt64(arrayInfo, 8) : BitConverter.ToUInt32(arrayInfo, 4);
}
arraySize = Math.Min(arraySize, DLocalExamBacktrace.MaximumArrayChildrenDisplayCount);
if (firstElement == 0)
{
return(new NullValue(t));
}
var values = new List <ISymbolValue>();
if (primitiveValueType != null)
{
var tt = primitiveValueType.TypeToken;
var sz = ExamHelpers.SizeOf(tt, Is64Bit);
var charBytes = Backtrace.BacktraceHelper.ReadBytes(firstElement, sz * arraySize);
if (DTokens.IsBasicType_Character(tt))
{
return(new ArrayValue(t, ExamHelpers.GetStringValue(charBytes, tt)));
}
for (uint i = 0; i < arraySize; i++)
{
values.Add(new PrimitiveValue(ExamHelpers.GetNumericValue(charBytes, (int)i * sz, tt), primitiveValueType));
}
}
return(new ArrayValue(t, values.ToArray()));
}