#include "csvfilereader.hh"

#include <iostream>

using namespace std ;
using namespace boost ;



/* *** Constructors *** */


CSVFileReader::~CSVFileReader()
{
  delete current_token ;
}



/* *** Operations *** */


/**
 * Note that this function is not called by the constructor, so you
 * must manually call it prior to use read_field().
 * @return false in case of error (EOF, etc.).
 */
bool CSVFileReader::next_line()
{
  delete current_token ;
  current_token = NULL ;

  if (! read_nonblank_line(current_line))
    return false ;

  // Split read string into fields (semicolon-separated)
  current_token = new tokenizer<escaped_list_separator<char> >(
    current_line, escaped_list_separator<char>('\\', separator, '\"')) ;

  token_iterator = current_token->begin() ;
  current_field_nb = 0 ;

  return true ;
}


void CSVFileReader::print_error_cast()
{
  cerr
      << "Bad value « "
      << *token_iterator << " » at line "
      << current_line_nb << ", field #"
      << current_field_nb << ", of input file « "
      << file_name << " »!" << endl ;
}