private bool ProcessFilter(string filterText, FileStream stream, StreamWriter writer)
{
var parser = new FilterParser(CachedGraph.Context, CachedGraph.MountPathExpander.TryGetRootByMountName, filterText, canonicalize: true);
if (!parser.TryParse(out var rootFilter, out var error))
{
Console.WriteLine(string.Format(CultureInfo.InvariantCulture,
"Error at position {1} of command line pip filter {0}. {3} {2}",
filterText,
error.Position,
error.FormatFilterPointingToPosition(filterText),
error.Message));
return(false);
}
var outputs = PipGraph.FilterOutputs(rootFilter);
var pips = new List <PipId>();
if (PipGraph.FilterNodesToBuild(Events.StaticContext, rootFilter, out var nodes))
{
foreach (var node in nodes)
{
pips.Add(node.ToPipId());
}
}
writer.WriteLine(I($"Filter: {filterText}"));
writer.WriteLine(I($"Pips: {pips.Count}"));
Console.WriteLine(I($"Pips: {pips.Count}"));
foreach (var pip in pips)
{
writer.WriteLine(GetDescription(GetPip(pip)));
}
writer.WriteLine();
Console.WriteLine(I($"Outputs: {outputs.Count}"));
writer.WriteLine(I($"Outputs: {outputs.Count}"));
foreach (var output in outputs)
{
var kind = output.IsDirectory ? "D" : "F";
writer.WriteLine(I($"{kind}: {output.Path.ToString(PathTable)} ({GetDescription(GetPip(PipGraph.GetProducer(output)))})"));
}
writer.WriteLine();
writer.WriteLine();
writer.Flush();
stream.Flush();
return(true);
}