message: added error message for compressor parameter
diff: @@ -103,10 +103,19 @@ void TableWriter::PutDeferredCommon(Variable<T> &variable, const T *data)
  var->m_Type == helper::GetDataType<double>() ||
  var->m_Type == helper::GetDataType<std::complex<float>>() ||
  var->m_Type == helper::GetDataType<std::complex<double>>())
  + {
  + if (m_UseAccuracy.empty())
  + {
  + std::cerr << "Parameter accuracy for lossy compression is "
  + "not specified, compressor not added"
  + << std::endl;
  + }
  + else
  {
  m_Compressor = new compress::CompressZFP({});
  - var->AddOperation(*m_Compressor,
  - {{ops::zfp::key::accuracy, m_UseAccuracy}});
  + var->AddOperation(*m_Compressor, {{ops::zfp::key::accuracy,
  + m_UseAccuracy}});
  + }
  }
  #else
  std::cerr << "ADIOS2 is not compiled with ZFP "
  