1 files changed, 27 insertions, 0 deletions
diff --git a/src/Editor/Text/Def/TextUI/DifferenceViewer/DifferenceHighlightMode2.cs b/src/Editor/Text/Def/TextUI/DifferenceViewer/DifferenceHighlightMode2.cs
new file mode 100644
index 0000000..4fa82c0
--- /dev/null
+++ b/src/Editor/Text/Def/TextUI/DifferenceViewer/DifferenceHighlightMode2.cs
@@ -0,0 +1,27 @@
+//
+//  Copyright (c) Microsoft Corporation. All rights reserved.
+//  Licensed under the MIT License. See License.txt in the project root for license information.
+//
+namespace Microsoft.VisualStudio.Text.Differencing
+{
+    /// <summary>
+    /// The highlight mode for this <see cref="IDifferenceViewer"/>.
+    /// </summary>
+    public enum DifferenceHighlightMode2
+    {
+        /// <summary>
+        /// In this mode, line differences should be displayed only to the last character on each line.
+        /// </summary>
+        CodeContour = DifferenceHighlightMode.CodeContour,
+
+        /// <summary>
+        /// In this mode, line differences should be displayed so that they take up the entire width of the viewport.
+        /// </summary>
+        WholeLine = DifferenceHighlightMode.WholeLine,
+
+        /// <summary>
+        /// In this mode, line and word differences are shown as outlined rectangles.
+        /// </summary>
+        BlockOutline
+    }
+}