public void CreateTags(IEnumerable <UI.ViewModel.MatchNode> matches)
{
using (m_storage.Update())
{
m_storage.RemoveTagSpans(s => true);
if (matches == null)
{
return;
}
var snapshot = m_buffer.CurrentSnapshot;
foreach (var match in matches)
{
var matchInfo = new MatchInfo(match.Index);
foreach (var group in match.Groups)
{
if (group.Number == 0)
{
continue;
}
if (!group.Success)
{
continue;
}
var groupInfo = new GroupInfo(matchInfo, group.Index, group.Number, group.Name);
foreach (var capture in group.Captures)
{
var captureInfo = new CaptureInfo(groupInfo, capture.Index);
if (capture.Segment != null &&
0 < capture.Segment.Length &&
snapshot.TryCreateTrackingSpan(capture.Segment.Start, capture.Segment.Length, out var span))
{
// we do not add group with index 0 so it is better to adjust indices
var classificationType = GetGroupClassificationType(captureInfo.Parent.Index - 1);
m_storage.CreateTagSpan(span, new CaptureTag(captureInfo, classificationType));
}
}
}
}
m_storage.PinSnapshot(snapshot);
}
}
public CaptureTag(CaptureInfo data, IClassificationType classificationType)
{
Data = data ?? throw new ArgumentNullException(nameof(data));
ClassificationType = classificationType;
}