protected override Expression VisitConstant(ConstantExpression c)
{
var q = c.Value as IQueryable;
if (q != null)
{
}
else if (c.Value == null || string.Empty.Equals(c.Value))
{
_sb.Append(_dnFilter ? "" : "*");
}
else if (c.Value is Expression)
{
Visit(c.Value as Expression);
}
else if (_dnFilter)
{
_sb.Append(_shouldCleanFilter ? (c.Value as string).CleanFilterValue() : (c.Value as string));
}
else if (c.Type == typeof(PartialResultProcessing))
{
_asyncProcessing = (PartialResultProcessing)c.Value;
}
else if (_currentProperty != null)
{
var str = _currentProperty.FormatValueToFilter(c.Value);
if (str.IsNullOrEmpty())
{
throw new FilterException("Cannot use white spaces for a value in a filter.");
}
_sb.Append(str);
}
else if (!_binaryExpression && false.Equals(c.Value))
{
_falseEncountered = true;
}
return(c);
}
