1 files changed, 83 insertions, 0 deletions
diff --git a/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.Tasks/ProjectCommentTags.cs b/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.Tasks/ProjectCommentTags.cs
new file mode 100644
index 0000000000..9f9fcb9476
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+++ b/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.Tasks/ProjectCommentTags.cs
@@ -0,0 +1,83 @@
+// 
+// ProjectCommentTags.cs
+//  
+// Author:
+//       Mike Krüger <mkrueger@xamarin.com>
+// 
+// Copyright (c) 2012 Xamarin Inc. (http://xamarin.com)
+// 
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+// 
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+// 
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+
+using System;
+using System.Collections.Generic;
+using System.Collections.Concurrent;
+using MonoDevelop.Projects;
+using MonoDevelop.Ide.Tasks;
+using System.Threading;
+using MonoDevelop.Ide.TypeSystem;
+using System.Threading.Tasks;
+
+namespace MonoDevelop.Ide.Tasks
+{
+	class ProjectCommentTags
+	{
+		readonly Dictionary<string, List<Tag>> tags = new Dictionary<string, List<Tag>> ();
+
+		public IDictionary<string, List<Tag>> Tags {
+			get {
+				return tags;
+			}
+		}
+
+		public void UpdateTags (Project project, string fileName, IReadOnlyList<Tag> tagComments)
+		{
+			var list = tagComments == null || tagComments.Count == 0 ? null : new List<Tag> (tagComments);
+			lock (tags) {
+				List<Tag> oldList;
+				tags.TryGetValue (fileName, out oldList);
+				if (list == null && oldList == null)
+					return;
+				tags[fileName] = list;
+				TaskService.InformCommentTasks (new CommentTasksChangedEventArgs (fileName, tagComments, project));
+			}
+		}
+
+		public void RemoveFile (Project project, string fileName)
+		{
+			lock (tags) {
+				if (!tags.ContainsKey (fileName))
+					return;
+				tags[fileName] = null;
+			}
+			
+			TaskService.InformCommentTasks (new CommentTasksChangedEventArgs (fileName, null, project));
+		}
+
+		internal async Task UpdateAsync (Project project, ProjectFile[] files, CancellationToken token = default (CancellationToken))
+		{
+			foreach (var file in files) {
+				if (file.BuildAction == BuildAction.None)
+					continue;
+				var pd = await TypeSystemService.ParseFile (project, file.FilePath, token).ConfigureAwait (false);
+				if (pd != null)
+					UpdateTags (project, file.FilePath, await pd.GetTagCommentsAsync (token));
+			}
+		}
+	}
+}
+\ No newline at end of file