UnionElement.h

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/*
* Nirvana IDL front-end library.
*
* This is a part of the Nirvana project.
*
* Author: Igor Popov
*
* Copyright (c) 2021 Igor Popov.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 3 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 Lesser General Public
* License along with this library.  If not, see <http://www.gnu.org/licenses/>.
*
* Send comments and/or bug reports to:
*  popov.nirvana@gmail.com
*/
#ifndef IDLFE_AST_UNIONELEMENT_H_
#define IDLFE_AST_UNIONELEMENT_H_
#pragma once
 
#include "Member.h"
#include "Variant.h"
#include <vector>
 
namespace AST {
 
class UnionElement :
    public Member
{
public:
    typedef std::vector <Variant> Labels;
 
    const Labels& labels () const noexcept
    {
        return labels_;
    }
 
    bool is_default () const noexcept
    {
        return labels_.empty ();
    }
 
private:
    template <class T> friend class Ptr;
 
    UnionElement (Builder& builder, std::vector <Variant>&& labels, Type&& t, const SimpleDeclarator& name) :
        Member (builder, std::move (t), name, Item::Kind::UNION_ELEMENT),
        labels_ (std::move (labels))
    {}
 
private:
    const std::vector <Variant> labels_;
};
 
}
 
#endif