Merge branch 'fix-diff-view' of github.com:JoeRobich/omnisharp-vscode into fix-diff-view

Author: JoeRobich

src/features/semanticTokensProvider.ts

@@ -195,7 +195,11 @@ export default class SemanticTokensProvider extends AbstractProvider implements
             return null;
         }
 
-        let req = createRequest<protocol.V2.SemanticHighlightRequest>(document, new vscode.Position(0, 0));
+        const currentDocument = vscode.workspace.textDocuments.find(d => d.fileName === document.fileName);
+        const isCurrentVersion = currentDocument?.version === document.version;
+
+        // We need to include the document contents in our request when we are highlighting a version of the document other than the current version, such as in the Diff view.
+        let req = createRequest<protocol.V2.SemanticHighlightRequest>(document, new vscode.Position(0, 0), /* includeBuffer: */ !isCurrentVersion);
         req.Range = range;