private String docToString(final doc[] docs){
  if (docs == null || docs.length == 0) {
    return "";
  }
  return docToString(docs[0]);
}

private String docToString ( final doc [ ] docs ) { if ( docs == null || docs . length == 0 ) { return "" ; } return docToString ( docs [ 0 ] ) ; }
format 0 . value 1 . deprecated 2 . returns 3 . comment 4 . nb_cases 5 . [ specialcases $ ] * 6 . nb_examples 7 . [ examples $ ] * uses its own separator ( doc_sep )
