argparse update

- fix argument::required template deduction

source/timemory/utility/argparse.hpp

@@ -458,11 +458,31 @@ struct argument_parser
  return *this;
  }
 
- argument& required(bool req, std::string _msg = "")
+ template <typename Tp>
+ argument& required(std::initializer_list<Tp>&& _v)
+ {
+ container_append(m_requires, std::vector<Tp>{ _v });
+ return *this;
+ }
+
+ template <typename Tp>
+ argument& required(Tp&& _v, std::string_view _msg = {})
  {
- m_required = req;
- m_required_info =
- (_msg.empty()) ? "" : std::string{ " :: " } + std::move(_msg);
+ using core_type = concepts::unqualified_type_t<Tp>;
+ if constexpr(std::is_same<core_type, bool>::value)
+ {
+ m_required = _v;
+ }
+ else
+ {
+ static_assert(helpers::is_initializing_container<core_type>::value,
+ "Error! Expected a container or initializer_list");
+ container_append(m_requires, std::forward<Tp>(_v));
+ }
+
+ if(!_msg.empty())
+ m_required_info += std::string{ " :: " } + std::string{ _msg };
+
  return *this;
  }
 
@@ -572,22 +592,6 @@ struct argument_parser
  return *this;
  }
 
- template <typename Tp>
- argument& required(std::initializer_list<Tp>&& _v)
- {
- container_append(m_requires, std::vector<Tp>{ _v });
- return *this;
- }
-
- template <typename Tp>
- argument& required(Tp&& _v)
- {
- static_assert(helpers::is_initializing_container<Tp>::value,
- "Error! Expected a container or initializer_list");
- container_append(m_requires, std::forward<Tp>(_v));
- return *this;
- }
-
  template <typename ActionFuncT>
  argument& action(ActionFuncT&& _func)
  {