tl_writer_hpp.cpp

/*
    This file is part of TON Blockchain Library.

    TON Blockchain Library 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 2 of the License, or
    (at your option) any later version.

    TON Blockchain Library 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 TON Blockchain Library.  If not, see <http://www.gnu.org/licenses/>.

    Copyright 2017-2020 Telegram Systems LLP
*/
#include "tl_writer_hpp.h"

#include <cassert>

namespace td {

bool TD_TL_writer_hpp::is_documentation_generated() const {
  return true;
}

int TD_TL_writer_hpp::get_additional_function_type(const std::string &additional_function_name) const {
  assert(additional_function_name == "downcast_call" || additional_function_name == "downcast_construct");
  return 2;
}

std::vector<std::string> TD_TL_writer_hpp::get_additional_functions() const {
  std::vector<std::string> additional_functions;
  additional_functions.push_back("downcast_call");
  additional_functions.push_back("downcast_construct");
  return additional_functions;
}

std::string TD_TL_writer_hpp::gen_base_type_class_name(int arity) const {
  assert(arity == 0);
  return "Object";
}

std::string TD_TL_writer_hpp::gen_base_tl_class_name() const {
  return "BaseObject";
}

std::string TD_TL_writer_hpp::gen_output_begin() const {
  return "#pragma once\n"
         "\n"
         "#include \"" +
         tl_name +
         ".h\"\n"
         "\n"
         "namespace ton {\n"
         "namespace " +
         tl_name + " {\n\n";
}

std::string TD_TL_writer_hpp::gen_output_end() const {
  return "}  // namespace " + tl_name +
         "\n"
         "}  // namespace ton \n";
}

std::string TD_TL_writer_hpp::gen_field_definition(const std::string &class_name, const std::string &type_name,
                                                   const std::string &field_name) const {
  return "";
}

std::string TD_TL_writer_hpp::gen_vars(const tl::tl_combinator *t, const tl::tl_tree_type *result_type,
                                       std::vector<tl::var_description> &vars) const {
  return "";
}

std::string TD_TL_writer_hpp::gen_function_vars(const tl::tl_combinator *t,
                                                std::vector<tl::var_description> &vars) const {
  return "";
}

std::string TD_TL_writer_hpp::gen_uni(const tl::tl_tree_type *result_type, std::vector<tl::var_description> &vars,
                                      bool check_negative) const {
  return "";
}

std::string TD_TL_writer_hpp::gen_constructor_id_store(std::int32_t id, int storer_type) const {
  return "";
}

std::string TD_TL_writer_hpp::gen_field_fetch(int field_num, const tl::arg &a, std::vector<tl::var_description> &vars,
                                              bool flat, int parser_type) const {
  return "";
}

std::string TD_TL_writer_hpp::gen_field_store(const tl::arg &a, std::vector<tl::var_description> &vars, bool flat,
                                              int storer_type) const {
  return "";
}

std::string TD_TL_writer_hpp::gen_type_fetch(const std::string &field_name, const tl::tl_tree_type *tree_type,
                                             const std::vector<tl::var_description> &vars, int parser_type) const {
  return "";
}

std::string TD_TL_writer_hpp::gen_type_store(const std::string &field_name, const tl::tl_tree_type *tree_type,
                                             const std::vector<tl::var_description> &vars, int storer_type) const {
  return "";
}

std::string TD_TL_writer_hpp::gen_var_type_fetch(const tl::arg &a) const {
  assert(false);
  return "";
}

std::string TD_TL_writer_hpp::gen_forward_class_declaration(const std::string &class_name, bool is_proxy) const {
  return "";
}

std::string TD_TL_writer_hpp::gen_class_begin(const std::string &class_name, const std::string &base_class_name,
                                              bool is_proxy) const {
  return "";
}

std::string TD_TL_writer_hpp::gen_class_end() const {
  return "";
}

std::string TD_TL_writer_hpp::gen_class_alias(const std::string &class_name, const std::string &alias_name) const {
  return "";
}

std::string TD_TL_writer_hpp::gen_get_id(const std::string &class_name, std::int32_t id, bool is_proxy) const {
  return "";
}

std::string TD_TL_writer_hpp::gen_function_result_type(const tl::tl_tree *result) const {
  return "";
}

std::string TD_TL_writer_hpp::gen_fetch_function_begin(const std::string &parser_name, const std::string &class_name,
                                                       const std::string &parent_class_name, int arity,
                                                       std::vector<tl::var_description> &vars, int parser_type) const {
  return "";
}

std::string TD_TL_writer_hpp::gen_fetch_function_end(bool has_parent, int field_num,
                                                     const std::vector<tl::var_description> &vars,
                                                     int parser_type) const {
  return "";
}

std::string TD_TL_writer_hpp::gen_fetch_function_result_begin(const std::string &parser_name,
                                                              const std::string &class_name,
                                                              const tl::tl_tree *result) const {
  return "";
}

std::string TD_TL_writer_hpp::gen_fetch_function_result_end() const {
  return "";
}

std::string TD_TL_writer_hpp::gen_fetch_function_result_any_begin(const std::string &parser_name,
                                                                  const std::string &class_name, bool is_proxy) const {
  return "";
}

std::string TD_TL_writer_hpp::gen_fetch_function_result_any_end(bool is_proxy) const {
  return "";
}

std::string TD_TL_writer_hpp::gen_store_function_begin(const std::string &storer_name, const std::string &class_name,
                                                       int arity, std::vector<tl::var_description> &vars,
                                                       int storer_type) const {
  return "";
}

std::string TD_TL_writer_hpp::gen_store_function_end(const std::vector<tl::var_description> &vars,
                                                     int storer_type) const {
  return "";
}

std::string TD_TL_writer_hpp::gen_fetch_switch_begin() const {
  return "";
}

std::string TD_TL_writer_hpp::gen_fetch_switch_case(const tl::tl_combinator *t, int arity) const {
  return "";
}

std::string TD_TL_writer_hpp::gen_fetch_switch_end() const {
  return "";
}

std::string TD_TL_writer_hpp::gen_additional_function(const std::string &function_name, const tl::tl_combinator *t,
                                                      bool is_function) const {
  assert(function_name == "downcast_call" || function_name == "downcast_construct");
  return "";
}

std::string TD_TL_writer_hpp::gen_additional_proxy_function_begin(const std::string &function_name,
                                                                  const tl::tl_type *type,
                                                                  const std::string &class_name, int arity,
                                                                  bool is_function) const {
  if (function_name == "downcast_call") {
    return "/**\n"
           " * Calls specified function object with the specified object downcasted to the most-derived type.\n"
           " * \\param[in] obj Object to pass as an argument to the function object.\n"
           " * \\param[in] func Function object to which the object will be passed.\n"
           " * \\returns whether function object call has happened. Should always return true for correct parameters.\n"
           " */\n"
           "template <class T>\n"
           "bool downcast_call(" +
           class_name +
           " &obj, const T &func) {\n"
           "  switch (obj.get_id()) {\n";
  }
  if (function_name == "downcast_construct") {
    return "/**\n"
           "* Constructs tl_object_ptr with the object of the same type as the specified object, calls the specified "
           "function.\n"
           " * \\param[in] obj Object to get the type from.\n"
           " * \\param[in] func Function object to which the new object will be passed.\n"
           " * \\returns whether function object call has happened. Should always return true for correct parameters.\n"
           "*/"
           "template <class T>\n"
           "bool downcast_construct(" +
           class_name +
           " &obj, const T &func) {\n"
           "switch (obj.get_id()) {";
  }
  assert(false);
}

std::string TD_TL_writer_hpp::gen_additional_proxy_function_case(const std::string &function_name,
                                                                 const tl::tl_type *type, const std::string &class_name,
                                                                 int arity) const {
  //assert(function_name == "downcast_call");
  assert(false);
  return "";
}

std::string TD_TL_writer_hpp::gen_additional_proxy_function_case(const std::string &function_name,
                                                                 const tl::tl_type *type, const tl::tl_combinator *t,
                                                                 int arity, bool is_function) const {
  if (function_name == "downcast_call") {
    return "    case " + gen_class_name(t->name) +
           "::ID:\n"
           "      func(static_cast<" +
           gen_class_name(t->name) +
           " &>(obj));\n"
           "      return true;\n";
  }
  if (function_name == "downcast_construct") {
    return "    case " + gen_class_name(t->name) +
           "::ID:\n"
           "      func(create_tl_object<" +
           gen_class_name(t->name) +
           ">());\n"
           "      return true;\n";
  }
  assert(false);
}

std::string TD_TL_writer_hpp::gen_additional_proxy_function_end(const std::string &function_name,
                                                                const tl::tl_type *type, bool is_function) const {
  assert(function_name == "downcast_call" || function_name == "downcast_construct");
  return "    default:\n"
         "      return false;\n"
         "  }\n"
         "}\n\n";
}

std::string TD_TL_writer_hpp::gen_constructor_begin(int fields_num, const std::string &class_name,
                                                    bool is_default) const {
  return "";
}

std::string TD_TL_writer_hpp::gen_constructor_parameter(int field_num, const std::string &class_name, const tl::arg &a,
                                                        bool is_default) const {
  return "";
}

std::string TD_TL_writer_hpp::gen_constructor_field_init(int field_num, const std::string &class_name, const tl::arg &a,
                                                         bool is_default) const {
  return "";
}

std::string TD_TL_writer_hpp::gen_constructor_end(const tl::tl_combinator *t, int fields_num, bool is_default) const {
  return "";
}

}  // namespace td