private async IAsyncEnumerable <IPerftPosition> ParseEpd(EpdOptions options)
{
_epdParser.Settings.Filename = options.Epds.First();
var sw = Stopwatch.StartNew();
var parsedCount = await _epdParser.ParseAsync().ConfigureAwait(false);
sw.Stop();
var elapsedMs = sw.ElapsedMilliseconds;
_log.Information("Parsed {0} epd entries in {1} ms", parsedCount, elapsedMs);
var perftPositions = _epdParser.Sets.Select(set => PerftPositionFactory.Create(set.Id, set.Epd, set.Perft));
foreach (var perftPosition in perftPositions)
{
yield return(perftPosition);
}
}
