@Nullable
  public static String getExceptionText(EvaluationContextImpl evaluationContext, @NotNull ObjectReference exceptionObject)
    throws EvaluateException {
    Value value = invokeHelperMethod(evaluationContext,
                                     ExceptionDebugHelper.class,
                                     "getThrowableText",
                                     Collections.singletonList(exceptionObject));
    return value != null ? ((StringReference)value).value() : null;
  }
@Nullable
  public static String getExceptionText(EvaluationContextImpl evaluationContext, @NotNull ObjectReference exceptionObject)