#include "StringInterner.h"

const std::string* StringInterner::intern(const std::string& str) {
    std::pair<std::unordered_set<std::string>::iterator, bool> result = pool.insert(str);
    return &(*result.first);
}

const std::string* StringInterner::intern(std::string&& str) {
     std::pair<std::unordered_set<std::string>::iterator, bool> result = pool.insert(std::move(str));
     return &(*result.first);
}

const std::string* StringInterner::getEmptyString() {
    return intern("");
}