SR command to read last REPL execution (#233372)

* SR command to read last REPL execution

* use error details

* just use the values within the error

* test error collection

* combine output helpers

* auto read item executed in REPL

* switch order so universal hotkey is in a11y help

* combine adjacent stream outputs

* self-review

src/vs/workbench/contrib/notebook/browser/viewModel/notebookViewModelImpl.ts

@@ -199,7 +199,7 @@ export class NotebookViewModel extends Disposable implements EditorFoldingStateD
 		@IBulkEditService private readonly _bulkEditService: IBulkEditService,
 		@IUndoRedoService private readonly _undoService: IUndoRedoService,
 		@ITextModelService private readonly _textModelService: ITextModelService,
-		@INotebookExecutionStateService notebookExecutionStateService: INotebookExecutionStateService,
+		@INotebookExecutionStateService private readonly notebookExecutionStateService: INotebookExecutionStateService,
 	) {
 		super();
 
@@ -363,6 +363,11 @@ export class NotebookViewModel extends Disposable implements EditorFoldingStateD
 		return this._selectionCollection.selections;
 	}
 
+	getMostRecentlyExecutedCell(): ICellViewModel | undefined {
+		const handle = this.notebookExecutionStateService.getLastCompletedCellForNotebook(this._notebook.uri);
+		return handle !== undefined ? this.getCellByHandle(handle) : undefined;
+	}
+
 	setEditorFocus(focused: boolean) {
 		this._focused = focused;
 	}