Method construct_error

src/include/expected.hpp:710–714

  }

  template <class... Args> void construct_error(Args &&...args) noexcept {
    new (std::addressof(this->m_unexpect))
        unexpected<E>(std::forward<Args>(args)...);
    this->m_has_val = false;
  }

#ifdef TL_EXPECTED_EXCEPTIONS_ENABLED