Handle open\close document events with git URI prefix (#254)

src/Microsoft.SqlTools.ServiceLayer/Workspace/WorkspaceService.cs

@@ -244,6 +244,11 @@ namespace Microsoft.SqlTools.ServiceLayer.Workspace
         {
             Logger.Write(LogLevel.Verbose, "HandleDidOpenTextDocumentNotification");
 
+            if (IsScmEvent(openParams.TextDocument.Uri)) 
+            {
+                return;
+            }
+
             // read the SQL file contents into the ScriptFile 
             ScriptFile openedFile = Workspace.GetFileBuffer(openParams.TextDocument.Uri, openParams.TextDocument.Text);
 
@@ -260,6 +265,11 @@ namespace Microsoft.SqlTools.ServiceLayer.Workspace
         {
             Logger.Write(LogLevel.Verbose, "HandleDidCloseTextDocumentNotification");
 
+            if (IsScmEvent(closeParams.TextDocument.Uri)) 
+            {
+                return;
+            }
+
             // Skip closing this file if the file doesn't exist
             var closedFile = Workspace.GetFile(closeParams.TextDocument.Uri);
             if (closedFile == null)
@@ -311,6 +321,12 @@ namespace Microsoft.SqlTools.ServiceLayer.Workspace
                 EndOffset = changeRange.End.Character + 1
             };
         }
+        
+        internal static bool IsScmEvent(string filePath)
+        {
+            // if the URI is prefixed with git: then we want to skip processing that file
+            return filePath.StartsWith("git:");
+        }
 
         #endregion
     }