Function isUnaryOp

lib/token.h:460–462

        return astOperand1() != nullptr && astOperand2() != nullptr;
    }
    bool isUnaryOp(const std::string &s) const {
        return s == mStr && astOperand1() != nullptr && astOperand2() == nullptr;
    }
    bool isUnaryPreOp() const;

    uint64_t flags() const {