private static PsiCall getCall(final PsiElement ref) {
    if (ref instanceof PsiCall call) {
      return call;
    }
    PsiElement parent = ref.getParent();
    if (parent instanceof PsiCall call) {
      return call;
    }
    else if (parent instanceof PsiAnonymousClass) {
      return (PsiCall) parent.getParent();
    }
    return null;
  }
private static PsiCall getCall(final PsiElement ref)