only show errors and warnings in explorer, #44141

src/vs/platform/markers/common/markers.ts

@@ -21,7 +21,7 @@ export interface IMarkerService {
 
 	remove(owner: string, resources: URI[]): void;
 
-	read(filter?: { owner?: string; resource?: URI; take?: number; }): IMarker[];
+	read(filter?: { owner?: string; resource?: URI; severities?: number, take?: number; }): IMarker[];
 
 	onMarkerChanged: Event<URI[]>;
 }

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

@@ -30,7 +30,10 @@ class MarkersDecorationsProvider implements IDecorationsProvider {
 	}
 
 	provideDecorations(resource: URI): IDecorationData {
-		let markers = this._markerService.read({ resource });
+		let markers = this._markerService.read({
+			resource,
+			severities: MarkerSeverity.Error | MarkerSeverity.Warning
+		});
 		let first: IMarker;
 		for (const marker of markers) {
 			if (!first || marker.severity > first.severity) {