@Override
  public PsiReference @NotNull [] getReferencesByElement(@NotNull PsiElement element, @NotNull ProcessingContext context) {
    Object value = null;

    if (element instanceof GrLiteral literalExpression) {
      value = literalExpression.getValue();
    }

    if (value instanceof String && !((String)value).contains("\n")) {
      return new PsiReference[]{new PropertyReference((String) value, element, null, true)};
    }
    return PsiReference.EMPTY_ARRAY;
  }
@Override
  public PsiReference @NotNull [] getReferencesByElement(@NotNull PsiElement element, @NotNull ProcessingContext context)