public override TypedValue DefaultValue()
{
if (_default == null)
{
_default = UserValue.Create(MakeDefaultValues(Heading), this);
}
return(_default);
}
static public UserValue Create(TypedValue[] value, DataTypeUser datatype)
{
if (datatype.Name == "date")
{
return(Builtin.DateValue.Create(value[0] as TimeValue));
}
var ret = new UserValue {
Value = value, _datatype = datatype
};
ret._hashcode = ret.CalcHashCode();
return(ret);
}
public void SetStructEnd()
{
var tuple = FilledValues();
_valueholder = _valueholder._parent;
var datatype = _valueholder.DataType;
if (datatype is DataTypeUser)
{
_valueholder._values[_valueholder._colidx] = UserValue.Create(tuple, datatype as DataTypeUser);
}
else if (datatype is DataTypeTuple)
{
var row = DataRow.Create(datatype.Heading, tuple);
_valueholder._values[_valueholder._colidx] = TupleValue.Create(row);
}
else
{
Logger.Assert(_valueholder.DataType is DataTypeRelation);
_valueholder._list.Add(tuple);
}
}
// Create a value for this type
public UserValue CreateValue(TypedValue[] values)
{
return(UserValue.Create(values, this));
}
static UserValue()
{
Default = Create(new TypedValue[0], DataTypeUser.Empty);
}