lexer.hpp

/*
  ANCH Framework: ANother C++ Hack is a C++ framework based on C++11 standard
  Copyright (C) 2020 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 <string>
#include <optional>
#include <map>
#include <set>
#include <functional>
 
#include "json/readerContext.hpp"
#include "json/mappingError.hpp"
 
namespace anch::json {
 
  // Types' definitions +
  using LexFunc = std::function<bool(anch::json::ReaderContext&)>;

  using AddItem = std::function<bool(anch::json::ReaderContext&)>;

  using PushItem = std::function<void(const std::string&, anch::json::ReaderContext&)>;

  using jint = int64_t;

  using juint = uint64_t;

  using jfloat = long double;
  // Types' definitions -
 
  // Boolean lexer functions +
  void lexTrue(anch::json::ReaderContext& context);

  void lexFalse(anch::json::ReaderContext& context);

  bool lexBoolean(bool& value, anch::json::ReaderContext& context);
  // Boolean lexer functions -
 
  // Integer lexer functions +
  void parseDecimal(anch::json::ReaderContext& context);

  bool lexInteger(anch::json::jint& value, anch::json::ReaderContext& context);

  bool lexUInteger(anch::json::juint& value, anch::json::ReaderContext& context);
  // Integer lexer functions -
 
  // Number lexer functions +
  void parseNumber(anch::json::ReaderContext& context);

  bool lexNumber(double& value, anch::json::ReaderContext& context);
  // Number lexer functions -
 
  // String lexer functions +
  void lexStringContent(anch::json::ReaderContext& context);

  bool lexString(std::string& value, anch::json::ReaderContext& context);

  bool lexField(std::string& field, anch::json::ReaderContext& context);
  // String lexer functions -
 
  // Generic lexer functions +
  char discardFail(anch::json::ReaderContext& context);

  char lexDiscard(anch::json::ReaderContext& context);

  void lexNull(anch::json::ReaderContext& context);

  bool objectHasValueLex(anch::json::ReaderContext& context);

  void lexObject(const std::map<std::string, anch::json::LexFunc>& readers,
                 std::set<std::string>& fields,
                 anch::json::ReaderContext& context);
  // Generic lexer functions -
 
  // Container lexer functions +
  void lexArray(anch::json::AddItem addFunc, anch::json::ReaderContext& context);

  void lexMap(anch::json::PushItem pushFunc, anch::json::ReaderContext& context);
  // Container lexer functions -
 
  // Unknown lexer functions +
  void lexUnknown(anch::json::ReaderContext& context);

  void lexUnknownFail(anch::json::ReaderContext& context);
  // Unknown lexer functions +
 
}