71 lines
1.2 KiB
C++
71 lines
1.2 KiB
C++
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#include <iostream>
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#include "nonstd/optional.hpp"
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#include "string_id/database.hpp"
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#include "string_id/string_id.hpp"
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namespace sid = foonathan::string_id;
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// Singleton
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class TokenStorage
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{
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public:
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TokenStorage(const TokenStorage &) = delete;
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TokenStorage& operator=(const TokenStorage&) = delete;
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TokenStorage(TokenStorage&&) = delete;
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TokenStorage& operator=(TokenStorage&&) = delete;
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static sid::default_database &GetInstance() {
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static sid::default_database s_database;
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return s_database;
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}
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private:
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TokenStorage() = default;
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~TokenStorage() = default;
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};
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class Token {
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public:
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Token() {}
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explicit Token(const char *str) {
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str_ = sid::string_id(str, TokenStorage::GetInstance());
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}
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const std::string str() const {
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if (!str_) {
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return std::string();
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}
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return str_.value().string();
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}
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const uint64_t hash() const {
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if (!str_) {
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return 0;
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}
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return str_.value().hash_code();
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}
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private:
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nonstd::optional<sid::string_id> str_;
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};
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std::ostream &operator<<(std::ostream &os, const Token &tok) {
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os << tok.str();
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return os;
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}
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int main(int argc, char **argv) {
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Token tok("bora");
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std::cout << tok << ", id " << tok.hash() << "\n";
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return 0;
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}
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