public RuntimeObjComparer(RuntimeObj x, RuntimeObj y)
{
if (x == RuntimeObj.Null)
{
x = RuntimeObj.Undefined;
}
else
{
x = x.ToValue();
}
if (y == RuntimeObj.Null)
{
y = RuntimeObj.Undefined;
}
else
{
y = y.ToValue();
}
if ((Swapped = string.CompareOrdinal(x.Type, y.Type) > 0))
{
X = y;
Y = x;
}
else
{
X = x;
Y = y;
}
}
RuntimeObj BitwiseShift(RuntimeObj val, RuntimeObj shift, bool right)
{
if (val == DoubleObj.Zero)
{
return(val);
}
double dR = shift.ToDouble();
int iShift;
if (double.IsNaN(dR) || (iShift = (dR < 0 ? (int)Math.Ceiling(dR) : (int)Math.Floor(dR)) % 64) == 0)
{
return(val.ToValue() as DoubleObj ?? DoubleObj.Create(val.ToDouble()));
}
if (right && iShift < 0)
{
return(DoubleObj.Zero);
}
int lN = JSSupport.ToInt32(val.ToDouble());
if (lN == 0)
{
return(DoubleObj.Zero);
}
return(DoubleObj.Create(right ? lN >> iShift : lN << iShift));
}
