text: #ifndef STAN_LANG_GENERATOR_GENERATE_PRINTABLE_HPP
  #define STAN_LANG_GENERATOR_GENERATE_PRINTABLE_HPP
  
  #include <stan/lang/ast.hpp>
  #include <stan/lang/generator/printable_visgen.hpp>
  #include <ostream>
  
  namespace stan {
    namespace lang {
  
      /**
       * Generate the specified printable object to the specified
       * stream.
       *
       * @param p object to print
       * @param o stream for printing
       */
      void generate_printable(const printable& p, std::ostream& o) {
        printable_visgen vis(o);
        boost::apply_visitor(vis, p.printable_);
      }
  
    }
  }
  #endif
  