Fix #51998

src/vs/workbench/parts/markers/electron-browser/markersPanel.ts

@@ -204,7 +204,7 @@ export class MarkersPanel extends Panel {
 			filter: new Viewer.DataFilter(),
 			renderer,
 			controller,
-			accessibilityProvider: new Viewer.MarkersTreeAccessibilityProvider(),
+			accessibilityProvider: this.instantiationService.createInstance(Viewer.MarkersTreeAccessibilityProvider),
 			dnd
 		}, {
 				twistiePixels: 20,

src/vs/workbench/parts/markers/electron-browser/markersTreeViewer.ts

@@ -21,6 +21,7 @@ import { IThemeService } from 'vs/platform/theme/common/themeService';
 import { IDisposable } from 'vs/base/common/lifecycle';
 import { getPathLabel } from 'vs/base/common/labels';
 import { IEnvironmentService } from 'vs/platform/environment/common/environment';
+import { IWorkspaceContextService } from 'vs/platform/workspace/common/workspace';
 
 interface IResourceMarkersTemplateData {
 	resourceLabel: ResourceLabel;
@@ -256,9 +257,16 @@ export class Renderer implements IRenderer {
 
 export class MarkersTreeAccessibilityProvider implements IAccessibilityProvider {
 
+	constructor(
+		@IWorkspaceContextService private contextService: IWorkspaceContextService,
+		@IEnvironmentService private environmentService: IEnvironmentService
+	) {
+	}
+
 	public getAriaLabel(tree: ITree, element: any): string {
 		if (element instanceof ResourceMarkers) {
-			return Messages.MARKERS_TREE_ARIA_LABEL_RESOURCE(element.name, element.filteredCount);
+			const path = getPathLabel(element.uri, this.environmentService, this.contextService) || element.uri.fsPath;
+			return Messages.MARKERS_TREE_ARIA_LABEL_RESOURCE(element.filteredCount, element.name, paths.dirname(path));
 		}
 		if (element instanceof Marker) {
 			return Messages.MARKERS_TREE_ARIA_LABEL_MARKER(element);

src/vs/workbench/parts/markers/electron-browser/messages.ts

@@ -45,7 +45,7 @@ export default class Messages {
 
 	public static readonly MARKERS_PANEL_AT_LINE_COL_NUMBER = (ln: number, col: number): string => { return nls.localize('markers.panel.at.ln.col.number', "({0}, {1})", '' + ln, '' + col); };
 
-	public static readonly MARKERS_TREE_ARIA_LABEL_RESOURCE = (fileName: string, noOfProblems: number): string => { return nls.localize('problems.tree.aria.label.resource', "{0} with {1} problems", fileName, noOfProblems); };
+	public static readonly MARKERS_TREE_ARIA_LABEL_RESOURCE = (noOfProblems: number, fileName: string, folder: string): string => { return nls.localize('problems.tree.aria.label.resource', "{0} problems in file {1} of folder {2}", noOfProblems, fileName, folder); };
 	public static readonly MARKERS_TREE_ARIA_LABEL_MARKER = (marker: Marker): string => {
 		const relatedInformationMessage = marker.resourceRelatedInformation.length ? nls.localize('problems.tree.aria.label.marker.relatedInformation', " This problem has references to {0} locations.", marker.resourceRelatedInformation.length) : '';
 		switch (marker.raw.severity) {