internal static ReadContext ReadingColumn(Options opts, int r, ColumnIdentifier col, object?ctx) => new ReadContext(opts, ReadContextMode.ReadingColumn, r, col, ctx);
internal override void WriteInner(dynamic row)
{
try
{
WriteHeadersAndEndRowIfNeeded(row);
var wholeRowContext = WriteContext.DiscoveringCells(Configuration.Options, RowNumber, Context);
var options = Configuration.Options;
var valueSeparator = Configuration.ValueSeparatorMemory.Span;
var cellValuesMem = Utils.GetCells(Configuration.DynamicMemoryPool, ref CellBuffer, options.TypeDescriber, in wholeRowContext, row as object);
var columnNamesValue = Utils.NonNullValue(ColumnNames);
Utils.ForceInOrder(columnNamesValue, ColumnNameSorter, cellValuesMem);
var cellValuesEnumerableSpan = cellValuesMem.Span;
var i = 0;
foreach (var cell in cellValuesEnumerableSpan)
{
var needsSeparator = i != 0;
if (needsSeparator)
{
PlaceAllInStaging(valueSeparator);
}
ColumnIdentifier ci;
if (i < columnNamesValue.Length)
{
var name = columnNamesValue.GetColumnAt(i);
ci = ColumnIdentifier.CreateInner(i, null, name);
}
else
{
ci = ColumnIdentifier.Create(i);
}
var ctx = WriteContext.WritingColumn(Configuration.Options, RowNumber, ci, Context);
var formatter = cell.Formatter;
var delProvider = (ICreatesCacheableDelegate <Formatter.DynamicFormatterDelegate>)formatter;
var del = delProvider.Guarantee(this);
var val = cell.Value as object;
if (!del(val, in ctx, Buffer))
{
Throw.SerializationException($"Could not write column {ci}, formatter {formatter} returned false");
}
ReadOnlySequence <char> res = default;
if (!Buffer.MakeSequence(ref res))
{
// nothing was written, so just move on
goto end;
}
WriteValue(res);
Buffer.Reset();
end:
i++;
}
RowNumber++;
}
catch (Exception e)
{
Throw.PoisonAndRethrow(this, e);
}
}
internal static WriteContext WritingColumn(Options opts, int row, ColumnIdentifier col, object?ctx) => new WriteContext(opts, row, col, ctx);
