Improve variant analysis query text error messages

Co-authored-by: Robert Brignull <robertbrignull@github.com>

Author: koesie10

extensions/ql-vscode/src/remote-queries/variant-analysis-content-provider.ts

@@ -10,14 +10,14 @@ export const createVariantAnalysisContentProvider = (variantAnalysisManager: Var
 
     const variantAnalysisIdString = params.get('variantAnalysisId');
     if (!variantAnalysisIdString) {
-      void showAndLogWarningMessage('No variant analysis ID provided');
+      void showAndLogWarningMessage('Unable to show query text. No variant analysis ID provided.');
       return undefined;
     }
     const variantAnalysisId = parseInt(variantAnalysisIdString);
 
     const variantAnalysis = await variantAnalysisManager.getVariantAnalysis(variantAnalysisId);
     if (!variantAnalysis) {
-      void showAndLogWarningMessage('No variant analysis found');
+      void showAndLogWarningMessage('Unable to show query text. No variant analysis found.');
       return undefined;
     }
 

extensions/ql-vscode/src/remote-queries/variant-analysis-view.ts

@@ -138,7 +138,7 @@ export class VariantAnalysisView extends AbstractWebview<ToVariantAnalysisMessag
   private async openQueryText(): Promise<void> {
     const variantAnalysis = await this.manager.getVariantAnalysis(this.variantAnalysisId);
     if (!variantAnalysis) {
-      void showAndLogWarningMessage('Could not open variant analysis query text');
+      void showAndLogWarningMessage('Could not open variant analysis query text. Variant analysis not found.');
       return;
     }
 
@@ -156,7 +156,7 @@ export class VariantAnalysisView extends AbstractWebview<ToVariantAnalysisMessag
       const doc = await workspace.openTextDocument(uri);
       await Window.showTextDocument(doc, { preview: false });
     } catch (error) {
-      void showAndLogWarningMessage('Could not open query text');
+      void showAndLogWarningMessage('Could not open variant analysis query text. Failed to open text document.');
     }
   }
 }