83   const auto pivot = std::partition(options_.begin(), options_.end(), [](const Option& opt) {  in Parse()  argument
84     return opt.count != Option::COUNT_OPTIONAL && opt.count != Option::COUNT_OPTIONAL_ONCE_OR_MORE;  in Parse()
88                  [](const Option& opt) -> std::string { return opt.name; });  in Parse()  argument
99     for (const Option& opt : options_) {  in Parse()  local
100       if (opt.name == arg) {  in Parse()
103         if (opt.argument) {  in Parse()
108             return Error("%s: missing argument\n%s", opt.name.c_str(), stream.str().c_str());  in Parse()
111         opt.action(argv[i]);  in Parse()
112         mandatory_opts.erase(opt.name);  in Parse()
126     for (const auto& opt : mandatory_opts) {  in Parse()  local
131       stream << opt << ": missing mandatory option";  in Parse()
143   for (const Option& opt : options_) {  in Usage()  local
145         opt.count != Option::COUNT_OPTIONAL && opt.count != Option::COUNT_OPTIONAL_ONCE_OR_MORE;  in Usage()
150     if (opt.argument) {  in Usage()
151       out << opt.name << " arg";  in Usage()
152       maxLength = std::max(maxLength, opt.name.size() + 4);  in Usage()
154       out << opt.name;  in Usage()
155       maxLength = std::max(maxLength, opt.name.size());  in Usage()
158     if (opt.count == Option::COUNT_OPTIONAL_ONCE_OR_MORE) {  in Usage()
166     if (opt.count == Option::COUNT_ONCE_OR_MORE) {  in Usage()
167       out << " [" << opt.name << " arg [..]]";  in Usage()
171   for (const Option& opt : options_) {  in Usage()  local
173     if (opt.argument) {  in Usage()
174       out << (opt.name + " arg");  in Usage()
176       out << opt.name;  in Usage()
178     out << "    " << opt.description;  in Usage()
179     if (opt.count == Option::COUNT_ONCE_OR_MORE ||  in Usage()
180         opt.count == Option::COUNT_OPTIONAL_ONCE_OR_MORE) {  in Usage()