parsers.hpp

/*
  ANCH Framework: ANother C++ Hack is a C++ framework based on C++11 standard
  Copyright (C) 2012 Vincent Lachenal
 
  This file is part of ANCH Framework.
 
  ANCH Framework 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.
 
  ANCH Framework 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 Lesser General Public License for more details.
 
  You should have received a copy of the GNU Lesser General Public License
  along with ANCH Framework.  If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
 
#include <map>
#include <functional>
#include <string>
#include <set>
 
#include "conf/configuration.hpp"
#include "conf/section.hpp"
 
#include "singleton.hpp"
 
 
namespace anch::conf {

  using Parser = std::function<void(const std::filesystem::path& /*path*/,
                                    anch::conf::Section& /*section*/)>;

  class Parsers: public anch::Singleton<Parsers> {
    friend anch::conf::Configuration;
    friend anch::Singleton<Parsers>;
 
    // Attributes +
  private:
    std::map<std::string, Parser> _registry;

    std::set<std::string> _protected;
    // Attributes -
 
    // Constructors +
  private:
    Parsers();
 
  public:
    Parsers(const Parsers& parsers) = delete;

    Parsers(Parsers&& parsers) = delete;
    // Constructors -
 
    // Destructor +
  private:
    virtual ~Parsers();
    // Destructor -
 
    // Methods +
  public:
    Parsers& registerParser(Parser parser, const std::set<std::string>& extensions);

    Parser getParser(const std::string& extension) const;

    const std::map<std::string, Parser>& getParsers() const;
    // Methods -
 
  };
 
}
 
#include "conf/impl/parsers.hpp"