FileLogging/main.cpp

//          Copyright Dominic Koepke 2021 - 2021.
// Distributed under the Boost Software License, Version 1.0.
//    (See accompanying file LICENSE_1_0.txt or copy at
//          https://www.boost.org/LICENSE_1_0.txt)
 
/* With inclusion of this header, there will be automatically gCore, gConsoleSink and gLog constructed, which you might use.*/
#include <Simple-Log/ReadyToGo.hpp>
 
// just pull everything into the current namespace
using namespace sl::log::ready_to_go;
 
// this creates a new FileSink object, which will store all incoming messages in logfile.log
auto& gFileSink = gCore.makeSink<FileSink_t>("logfile.log");
 
int main()
{
    // Let our FileSink only handle important messages, e.g. warning and above
    gFileSink.setFilter(makeSeverityFilterFor<Record_t>(GreaterEquals{ SevLvl::warning }));
 
    // this message will only appear on the console
    gLog() << "Hello, World!";
 
    // while this message will also be saved in our logfile.log. Go ahead and see it yourself ;)
    gLog() << SetSev(SevLvl::warning) << "I'm an exemplary warning!";
}