symbols.h

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#ifndef IRI_RULE_LEARNER_SYMBOLS_H
#define IRI_RULE_LEARNER_SYMBOLS_H 1

#include <iri_rule_learner/RuleLearnerConfig.h>
#include <fstream>

static const std::string DUMMY_ACTION_NAME = "dummyAction";
static const std::string DEFAULT_ACTION_NAME = "default";

class Symbol
{
public:
        std::string name_;
        std::vector<std::string> param_names_;
        
        Symbol() {}
        
        Symbol(std::string line);
        
        Symbol(std::string name, std::vector<std::string> param_names) :
            name_(name),
            param_names_(param_names)
        { }
        
        bool has_name(std::string name);
        
        bool has_param_name(std::string param);
        
        bool has_param_names_in(std::vector<std::string> params);
        
        bool exists();
        
        friend bool operator== (Symbol &s1, Symbol &s2);
        friend std::ostream& operator<<(std::ostream &out, const Symbol &s);
};

// utils
bool compare_vector_strings(std::vector<std::string> v1, std::vector<std::string> v2);
char choose_variable_separator(std::string str);
std::string trim(const std::string& str, const std::string& whitespace = " \t");
template <typename T>
void remove_duplicates(std::vector<T>& vec)
{
  std::sort(vec.begin(), vec.end());
  vec.erase(std::unique(vec.begin(), vec.end()), vec.end());
}

// get data from string
Symbol get_symbol_from_string(std::string line);
std::string get_symbol_name_from_string(std::string line);
std::vector< std::string > get_symbol_param_names_from_string(std::string line);

#endif