#ifndef sk_PARSER_HPP
#define sk_PARSER_HPP

#include "commons.hpp"
#include "Lexer.hpp"

namespace sk
{
  SK_ERROR(syntax_error);

  class Parser
  {
  public:
    explicit Parser(std::shared_ptr<Lexer> lexer, Logger& logger);
    virtual ~Parser();

    std::shared_ptr<Node> parse(std::string const& source);
  private:
    std::shared_ptr<Lexer> m_lexer;
    Logger& m_logger;
    std::vector<std::shared_ptr<Node>> m_tokens;
    size_t m_cursor = 0;

    std::shared_ptr<Node> consume();
    std::shared_ptr<Node> consume(NodeType type);
    bool type_is(NodeType type);
    Loc loc() const;

    std::shared_ptr<Node> parse_prog();
    std::shared_ptr<Node> parse_builtins();
  };
}

#endif