helios::log::LoggerTrait Concept Reference

Trait to identify valid logger types. More...

#include <config.hpp>

Concept definition

template<typename T>
concept LoggerTrait = std::is_object_v<std::remove_cvref_t<T>> &&
                      std::is_empty_v<std::remove_cvref_t<T>> && requires {
                        {
                          std::remove_cvref_t<T>::kName
                        } -> std::convertible_to<std::string_view>;
                      }

Detailed Description

Trait to identify valid logger types.

A logger type must be an object, be empty and provide:

• static constexpr std::string_view kName variable

  Template Parameters

  T	Type to check

  struct MyLogger {
    static constexpr std::string_view kName = return "MyLogger";
  };
   
  static_assert(LoggerTrait<MyLogger>);

Definition at line 115 of file config.hpp.