conan install . --build=missing
cmake CMakeLists.txt
cmake --build . --targe all
#include <boost/utility/string_view.hpp>
#include "grammar.hpp"
#include "message.hpp"
...
using message_t = event::Message;
grammar::syslog::definitions<boost::string_view::const_iterator, message_t> gramar;
const boost::string_view data = R"(<165>1 2003-10-11T22:14:15.003Z - MyApp - - - Message)";
auto f = begin(data);
auto l = end(data);
message_t event;
const auto result = boost::spirit::qi::parse(f, l, gramar, event);
// result == true
// event.message == "Message"
