Method operator*

tutorials/external/catch.hpp:7021–7024

        auto count() const -> size_t { return m_tokenBuffer.size() + (itEnd - it); }

        auto operator*() const -> Token {
            assert( !m_tokenBuffer.empty() );
            return m_tokenBuffer.front();
        }

        auto operator->() const -> Token const * {
            assert( !m_tokenBuffer.empty() );