public static object RefIncrDecr(Ref @ref, Context cx, int incrDecrMask)
{
object value = @ref.Get(cx);
bool post = ((incrDecrMask & Node.POST_FLAG) != 0);
double number;
if (value is Number)
{
number = System.Convert.ToDouble(((Number)value));
}
else
{
number = ToNumber(value);
if (post)
{
// convert result to number
value = WrapNumber(number);
}
}
if ((incrDecrMask & Node.DECR_FLAG) == 0)
{
++number;
}
else
{
--number;
}
Number result = WrapNumber(number);
@ref.Set(cx, result);
if (post)
{
return value;
}
else
{
return result;
}
}
public static object RefSet(Ref @ref, object value, Context cx)
{
return @ref.Set(cx, value);
}
public static object RefDel(Ref @ref, Context cx)
{
return WrapBoolean(@ref.Delete(cx));
}
public static object RefGet(Ref @ref, Context cx)
{
return @ref.Get(cx);
}
