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src/Workspaces/Core/Portable/EmbeddedLanguages/RegularExpressions/RegexHelpers.cs

@@ -31,7 +31,7 @@ public static RegexTrivia CreateTrivia(RegexKind kind, ImmutableArray<VirtualCha
         /// Maps an escaped character to the actual character it was escaping.  For something like
         /// 'a' this will map to actual '\a' char (the bell character).  However, for something like
         /// '(' this will just map to '(' as that's all that \( does in a regex.
-        ///
+        /// </summary>
         public static char MapEscapeChar(char ch)
         {
             switch (ch)