void (@NotNull Project project, @NotNull EditorMarkupModel editorMarkupModel, @NotNull ModalityState modalityState, @NotNull Supplier<? extends @Nullable TrafficLightRenderer> createTrafficRenderer) { ProjectUtilKt.executeOnPooledThread(project, () -> { TrafficLightRenderer tlRenderer = createTrafficRenderer.get(); if (tlRenderer == null) return; ApplicationManager.getApplication().invokeLater(() -> { Editor editor = editorMarkupModel.getEditor(); if (project.isDisposed() || editor.isDisposed()) { Disposer.dispose(tlRenderer); // would be registered in setErrorStripeRenderer() below return; } editorMarkupModel.setErrorStripeRenderer(tlRenderer); }, modalityState); }); }