lib/arglex/source/pushback.h

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//
// nis-util - NIS Administration Utilities
// Copyright (C) 2012 Peter Miller
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or (at
// your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program. If not, see <http://www.gnu.org/licenses/>.
//

#ifndef LIB_ARGLEX_SOURCE_PUSHBACK_H
#define LIB_ARGLEX_SOURCE_PUSHBACK_H

#include <lib/arglex/source.h>

class arglex_source_pushback:
    public arglex_source
{
public:
    virtual ~arglex_source_pushback();

    static pointer create(const source_location &locn, const rcstring &text);

protected:
    // See base class for documentation.
    bool next(source_location &result_locn, rcstring &result);

private:
    arglex_source_pushback(const source_location &locn, const rcstring &text);

    source_location locn;

    rcstring text;

    bool used_up;

    arglex_source_pushback();

    arglex_source_pushback(const arglex_source_pushback &rhs);

    arglex_source_pushback &operator=(const arglex_source_pushback &rhs);
};

// vim: set ts=8 sw=4 et :
#endif // LIB_ARGLEX_SOURCE_PUSHBACK_H