@Override
  public boolean canPutAt(final @NotNull VirtualFile file, final int line, final @NotNull Project project) {
    final Ref<Boolean> stoppable = Ref.create(false);
    final Document document = FileDocumentManager.getInstance().getDocument(file);
    if (document != null && isSuitableFileType(project, file)) {
      lineHasStoppablePsi(project, line, document, getUnstoppableElements(), getUnstoppableElementTypes(), stoppable);
    }

    return stoppable.get();
  }
@Override
  public boolean canPutAt(final @NotNull VirtualFile file, final int line, final @NotNull Project project)