JWhiteSpacesFacet.cc

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#include <string>
#include <iostream>
#include <fstream>
#include <locale>
#include <iomanip>
 
#include "JLang/JWhiteSpacesFacet.hh"
 
#include "Jeep/JParser.hh"
#include "Jeep/JMessage.hh"
 
 
/**
 * \file
 *
 * Example program to test JLANG::JWhiteSpacesFacet class.
 * \author mdejong
 */
int main(int argc, char **argv)
{
  using namespace std;
 
  string      ws;
  string      inputFile;
  int         debug;
 
  try {
 
    JParser<> zap("Example program to test white spaces handling using facet.");
 
    zap['c'] = make_field(ws)        = " \t=.";
    zap['f'] = make_field(inputFile) = "";
    zap['d'] = make_field(debug)     = 0;
 
    zap(argc, argv);
  }
  catch(const exception &error) {
    FATAL(error.what() << endl);
  }
 
 
  using namespace JPP;
 
 
  if (inputFile == "") {
 
    for ( ; ; ) {
      
      cout << "> " << flush;
      
      string buffer;
      
      getline(cin, buffer);
      
      if (buffer != "") {
        
        istringstream is(buffer);
        
        const locale loc(is.getloc(), new JWhiteSpacesFacet(is.getloc(), ws));
        
        is.imbue(loc);
        
        for (string key; is >> key; ) {
          cout << key << endl;
        }
        
      } else
 
        break;
    }
 
  } else {
 
    ifstream in(inputFile.c_str());
 
    in.imbue(locale(in.getloc(), new JWhiteSpacesFacet(in.getloc(), ws)));
 
    for (string key; in >> key; ) {
      cout << key << endl;
    }
 
    in.close();
  }
}