private static string[] Export( IEnumerable <CHC.Consent.Common.Identity.Identifiers.IdentifierDefinition> identifiers, IEnumerable <string> fieldNames, params StudySubjectWithIdentifiers[] people) { string result; using (var output = new StringWriter()) { new StudySubjectCsvWriter(() => output) .Write( identifiers.Select(_ => _.ConvertToClientDefinition()).ToImmutableArray(), FieldNameList.Split(fieldNames), people); result = output.ToString(); } var strings = result.Split(new[] { "\n", "\r\n" }, StringSplitOptions.None); return(strings); }