Method MatchNotOf

unittests/catch.hpp:2320–2320

        struct MatchNotOf : MatcherBase<ArgT> {

            MatchNotOf( MatcherBase<ArgT> const& underlyingMatcher ) : m_underlyingMatcher( underlyingMatcher ) {}

            bool match( ArgT const& arg ) const override {
                return !m_underlyingMatcher.match( arg );