// This file is part of The New Aspell

// Copyright (C) 2019 by Kevin Atkinson under the GNU LGPL license

// version 2.1.  You should have received a copy of the LGPL

// license along with this library if you did not you can find

// it at http://www.gnu.org/.

#ifndef ASPELL_ISTREAM_ENUMERATION__HPP

#define ASPELL_ISTREAM_ENUMERATION__HPP

#include "fstream.hpp"

#include "string_enumeration.hpp"

namespace acommon {

  class IstreamEnumeration : public StringEnumeration {

    FStream * in;

    String data;

  public:

    IstreamEnumeration(FStream & i) : in(&i) {}

    IstreamEnumeration * clone() const {

      return new IstreamEnumeration(*this);

    }

    void assign (const StringEnumeration * other) {

      *this = *static_cast<const IstreamEnumeration *>(other);

    }

    Value next() {

      if (!in->getline(data)) return 0;

      else return data.c_str();

    }

    bool at_end() const {return *in;}

  };

}

#endif