include/openvic-dataloader/v2script/Parser.hpp


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#pragma once

#include <cstddef>
#include <filesystem>
#include <functional>
#include <memory>
#include <optional>
#include <ostream>
#include <string_view>
#include <vector>

#include <openvic-dataloader/ParseError.hpp>
#include <openvic-dataloader/ParseWarning.hpp>
#include <openvic-dataloader/detail/BasicParser.hpp>
#include <openvic-dataloader/detail/Concepts.hpp>
#include <openvic-dataloader/v2script/AbstractSyntaxTree.hpp>

namespace ovdl::v2script {

   using FileNode = ast::FileNode;

   class Parser final : public detail::BasicParser {
   public:
      Parser();

      static Parser from_buffer(const char* data, std::size_t size);
      static Parser from_buffer(const char* start, const char* end);
      static Parser from_string(const std::string_view string);
      static Parser from_file(const char* path);
      static Parser from_file(const std::filesystem::path& path);

      constexpr Parser& load_from_buffer(const char* data, std::size_t size);
      constexpr Parser& load_from_buffer(const char* start, const char* end);
      constexpr Parser& load_from_string(const std::string_view string);
      constexpr Parser& load_from_file(const char* path);
      Parser& load_from_file(const std::filesystem::path& path);

      constexpr Parser& load_from_file(const detail::Has_c_str auto& path);

      bool simple_parse();
      bool event_parse();
      bool decision_parse();
      bool lua_defines_parse();

      const FileNode* get_file_node() const;

      void generate_node_location_map();

      const ast::Node::line_col get_node_begin(const ast::NodeCPtr node) const;
      const ast::Node::line_col get_node_end(const ast::NodeCPtr node) const;

      Parser(Parser&&);
      Parser& operator=(Parser&&);

      ~Parser();

   private:
      friend class ::ovdl::v2script::ast::Node;
      class BufferHandler;
      std::unique_ptr<BufferHandler> _buffer_handler;
      std::unique_ptr<FileNode> _file_node;

      template<typename... Args>
      constexpr void _run_load_func(detail::LoadCallback<BufferHandler, Args...> auto func, Args... args);
   };
}