private void ExecToNum(Instruction i)
{
double?v = m_ValueStack.Pop().ToScalar().CastToNumber();
if (v.HasValue)
{
m_ValueStack.Push(DynValue.NewNumber(v.Value));
}
else
{
throw ScriptRuntimeException.ConvertToNumberFailed(i.NumVal);
}
}
public static object NumberToByte(DynValue v)
{
double?n = v.CastToNumber();
if (!n.HasValue)
{
throw ScriptRuntimeException.ConvertToNumberFailed(0);
}
if (n.Value < 0 || n.Value > 255)
{
throw new ScriptRuntimeException(string.Format("number is out of range (0-255)"));
}
return((byte)n.Value);
}