/*
 * Copyright (c) 2002 by Cliff Green. All rights reserved. Individual files
 * may be covered by other copyrights (as noted in the file itself).
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that this entire copyright notice is duplicated in all such
 * copies.
 *
 * This software is provided "as is" and without any expressed or implied
 * warranties, including, without limitation, the implied warranties of
 * merchantibility and fitness for any particular purpose.
*/
//----------------------------------------------------------------------
// Source file:   parse.cpp
// Written by:    Cliff Green, 2002
// Compiler:      Metrowerks CodeWarrior Pro 6, g++ 3.0.4
// History:
//   Modified:    Mar. 5, 2002
//   By:          Cliff Green
//   Comments:    Parsing function implementation file.
//----------------------------------------------------------------------
// This commentheader supports documentation tools such as Doc++ and
// Doxygen: http://www.doxygen.org/
//----------------------------------------------------------------------
/// Parsing function implementation. See header for more comments.
/**
 * Fill inputStr from input stream (input file stream handling will go to
 * first whitespace char, and the resulting string might contain non-alpha
 * characters), then create Word, add Word to vector unless the Word is
 * empty (e.g. if there's only non-alphas in the string).
 */

#include "parse.h"
#include "word.h"

#include <iostream>  
#include <fstream>
#include <string>

WordVec parseFile (char const* fileName) {

   std::ifstream inFile(fileName);

   WordVec vec;
   if (!inFile) { // problem opening file, return empty vec
      return vec;
   }

   std::string inputStr;

   while (inFile >> inputStr) { // will be false for EOF or other file problem

      Word wd(inputStr.c_str());
      if (wd.getLength() > 0) {
         vec.push_back(wd);  // add to container
      }

   }
   return vec;
}