std::string check_requirements()

in include/poac/subcmd/init.hpp [33:57]

• 23 lines of code
• 4 McCabe index (conditional complexity)

        std::string check_requirements() {
            namespace exception = core::exception;

            if (const auto result = io::file::yaml::exists_config()) {
                std::cerr << io::cli::bold << io::cli::red
                          << "Already " << *result << " exists." << std::endl
                          << std::endl
                          << "See `poac init --help`" << std::endl
                          << std::endl
                          << "Use `poac install <pkg>` afterwards to install a package and" << std::endl
                          << "save it as a dependency in the poac.yml file." << std::endl
                          << std::endl
                          << "Do you want overwrite? (Y/n): "
                          << io::cli::reset;
                std::string ans;
                std::cin >> ans;
                std::transform(ans.cbegin(), ans.cend(), ans.begin(), tolower);
                if (ans == "y" || ans == "yes")
                    return *result;
                else
                    throw exception::error("canceled");
            }
            // default setting file name
            return "poac.yml";
        }