public CsvWriter(TextWriter stream, char delimiter, char quote, char escape, char comment, CsvQuotingMode qmode, string lineEnds, DataFormatSettings dataFormat)
{
_stream = stream;
_lineEnds = lineEnds;
_delimiter = delimiter;
_quote = quote;
_escape = escape;
_comment = comment;
_qmode = qmode;
_dataFormat = dataFormat;
_formatter = new CdlValueFormatter(_dataFormat ?? new DataFormatSettings());
}