Method operator &&

unittests/catch.hpp:2333–2335

        template<typename T>
        MatchAllOf<T> MatcherBase<T>::operator && ( MatcherBase const& other ) const {
            return MatchAllOf<T>() && *this && other;
        }
        template<typename T>
        MatchAnyOf<T> MatcherBase<T>::operator || ( MatcherBase const& other ) const {
            return MatchAnyOf<T>() || *this || other;