TObject ConstructObject(IReadOnlyDictionary <string, object?>?row, int?rowCount)
{
if (rowCount == 0 || row == null)
{
throw new MissingDataException($"No rows were returned. It was this expected, use `.ToObjectOrNull` instead of `.ToObject`.");
}
else if (rowCount > 1 && !m_RowOptions.HasFlag(RowOptions.DiscardExtraRows))
{
throw new UnexpectedDataException($"Expected 1 row but received {rowCount} rows. If this was expected, use `RowOptions.DiscardExtraRows`.");
}
return(MaterializerUtilities.ConstructObject <TObject>(row, Constructor));
}
TObject?ConstructObject(IReadOnlyDictionary <string, object?>?row, int?rowCount)
{
if (rowCount == 0 || row == null)
{
if (!m_RowOptions.HasFlag(RowOptions.PreventEmptyResults))
{
return(null);
}
else
{
throw new MissingDataException($"No rows were returned and {nameof(RowOptions)}.{nameof(RowOptions.PreventEmptyResults)} was enabled.");
}
}
else if (rowCount > 1 && !m_RowOptions.HasFlag(RowOptions.DiscardExtraRows))
{
throw new UnexpectedDataException($"Expected 1 row but received {rowCount} rows. If this was expected, use `RowOptions.DiscardExtraRows`.");
}
return(MaterializerUtilities.ConstructObject <TObject>(row, Constructor));
}
private TObject ConstructObject(IReadOnlyDictionary <string, object> row, int?rowCount)
{
if (rowCount == 0)
{
if (m_RowOptions.HasFlag(RowOptions.AllowEmptyResults))
{
return(null);
}
else
{
throw new MissingDataException("No rows were returned");
}
}
else if (rowCount > 1 && !m_RowOptions.HasFlag(RowOptions.DiscardExtraRows))
{
throw new UnexpectedDataException($"Expected 1 row but received {rowCount} rows");
}
return(MaterializerUtilities.ConstructObject <TObject>(row, ConstructorSignature));
}