variables.hpp

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#ifndef VARIABLES_HPP_
#define VARIABLES_HPP_

#include <map>
#include <string>

#include "node.hpp"

typedef std::map<std::string, node> symbol_table;

class set_symbol_table
{
  public:
    set_symbol_table(symbol_table const& symtab);
    ~set_symbol_table();
};

node get_variable(std::string const& name);

node get_function(std::string const& name);

void set_variable(std::string const& name, node value);

void set_function(std::string const& name, node definition);

void save_library(std::string const& filename);

void load_library(std::string const& filename);

#endif