#ifndef STAN_LANG_GRAMMARS_EXPRESSION07_GRAMMAR_HPP
#define STAN_LANG_GRAMMARS_EXPRESSION07_GRAMMAR_HPP

#include <boost/spirit/include/qi.hpp>

#include <stan/lang/ast.hpp>
#include <stan/lang/grammars/expression_grammar.hpp>
#include <stan/lang/grammars/semantic_actions.hpp>
#include <stan/lang/grammars/term_grammar.hpp>
#include <stan/lang/grammars/whitespace_grammar.hpp>

#include <string>
#include <sstream>
#include <vector>

namespace stan {
namespace lang {

template <typename Iterator>
struct term_grammar;

template <typename Iterator>
struct expression_grammar;

template <typename Iterator>
struct expression07_grammar
    : public boost::spirit::qi::grammar<Iterator, expression(scope),
                                        whitespace_grammar<Iterator> > {
  expression07_grammar(variable_map& var_map, std::stringstream& error_msgs,
                       expression_grammar<Iterator>& eg);

  // global parser information
  variable_map& var_map_;
  std::stringstream& error_msgs_;

  // nested grammars
  term_grammar<Iterator> term_g;

  boost::spirit::qi::rule<Iterator, expression(scope),
                          whitespace_grammar<Iterator> >
      expression07_r;
};

}  // namespace lang
}  // namespace stan
#endif
