code: public OutputPortCloseable<RawFastaRecord> asRawRecordsPort() {
          return new OutputPortCloseable<RawFastaRecord>() {
              @Override
              public void close() {
                  FastaReader.this.close();
              }
  
              @Override
              public RawFastaRecord take() {
                  return takeRawRecord();
              }
          };
      }
docs: Returns output port of raw records.
  
  @return output port of raw records