#include <iostream>
#include <set>
#include "tree.hpp"
#include "parser.hpp"

extern int yylex();

extern stmt_ptr target_program;

int main() {
  if (!yylex()) {
    std::vector<std::string> dest;
    target_program->print_dot(dest, "start");
    std::cout << "digraph G {" << std::endl;
    for(auto& line : dest) {
      std::cout << line << std::endl;
    }
    std::cout << "}" << std::endl;
    delete target_program;
  }
}