Method isBinaryExpression

compiler/cpp/tests/catch/catch.hpp:1926–1928

        : m_arg( arg ), m_matcher( matcher ), m_matcherString( matcherString ) {}

    virtual bool isBinaryExpression() const CATCH_OVERRIDE {
        return true;
    }

    virtual void reconstructExpression( std::string& dest ) const CATCH_OVERRIDE {
        std::string matcherAsString = m_matcher.toString();