mysql::strconv::Is_string_producer_writer Concept Reference

True if Test can be invoked with a String_writer & argument and returns void or Return_status. More...

#include <out_str_write.h>

Concept definition

template<class Test>
concept mysql::strconv::Is_string_producer_writer = 
    std::is_invocable_r_v<void, Test, String_writer &> ||
    std::is_invocable_r_v<mysql::utils::Return_status, Test, String_writer &>

Detailed Description

True if Test can be invoked with a String_writer & argument and returns void or Return_status.