Method indent

subprojects/llama.cpp/tests/testing.h:29–34

    explicit testing(std::ostream &os = std::cout) : out(os) {}

    std::string indent() const {
        if (stack.empty()) {
            return "";
        }
        return std::string((stack.size() - 1) * 2, ' ');
    }

    std::string full_name() const {
        return string_join(stack, ".");