public override IEnumerable <IRow> Operate(IEnumerable <IRow> rows)
{
foreach (var outer in rows)
{
var values = (string[])outer[_input];
if (values.Length == 0)
{
yield return(outer);
}
else
{
foreach (var value in values)
{
var inner = _rowFactory.Clone(outer, _fields);
inner[Context.Field] = value;
// this has to be done whenever adding rows
if (!Context.Process.ReadOnly)
{
inner = _setSystemFields.Operate(inner);
inner[_hashCode] = HashcodeTransform.GetHashCode(_fieldsToHash.Select(f => inner[f]));
}
yield return(inner);
}
}
}
}
private void AddInnerRow(ref IRow innerRow, ref IRow outerRow, ref List <IRow> innerRows)
{
var r = _rowFactory.Clone(innerRow, _fields);
foreach (var field in _outerFields)
{
r[field] = outerRow[field];
}
innerRows.Add(r);
innerRow = _rowFactory.Create();
foreach (var field in _fields)
{
innerRow[field] = field.Default == Constants.DefaultSetting ? _typeDefaults[field.Type] : field.Convert(field.Default);
}
}
private void AddInnerRow(ref IRow innerRow, ref IRow outerRow, ref List <IRow> innerRows)
{
var r = _rowFactory.Clone(innerRow, _fields);
foreach (var field in _outerFields)
{
r[field] = outerRow[field];
}
if (!Context.Process.ReadOnly)
{
r = _setSystemFields.Operate(r);
r[_hashCode] = HashcodeTransform.GetHashCode(_fieldsToHash.Select(f => r[f]));
}
innerRows.Add(r);
innerRow = _rowFactory.Create();
foreach (var field in _fields)
{
innerRow[field] = field.Default == Constants.DefaultSetting ? _typeDefaults[field.Type] : field.Convert(field.Default);
}
}