int main()
{
using boost::spirit::karma::int_;
using boost::spirit::karma::generate;
using client::read_function;
using client::reader;
using client::read_action;
{ // example using plain functions
using namespace boost::spirit;
std::string generated;
std::back_insert_iterator<std::string> outiter(generated);
//[karma_tutorial_attach_actions1
generate(outiter, '{' << int_[&read_function] << '}');
//]
std::cout << "Simple function: " << generated << std::endl;
}
{ // example using simple function object
using namespace boost::spirit;
std::string generated;
std::back_insert_iterator<std::string> outiter(generated);
//[karma_tutorial_attach_actions2
generate(outiter, '{' << int_[read_action()] << '}');
//]
std::cout << "Simple function object: " << generated << std::endl;
}
{ // example using plain function with boost.bind
std::string generated;
std::back_insert_iterator<std::string> outiter(generated);
//[karma_tutorial_attach_actions3
generate(outiter, '{' << int_[boost::bind(&read_function, _1)] << '}');
//]
std::cout << "Simple function with Boost.Bind: " << generated << std::endl;
}
{ // example using member function with boost.bind
std::string generated;
std::back_insert_iterator<std::string> outiter(generated);
//[karma_tutorial_attach_actions4
reader r;
generate(outiter, '{' << int_[boost::bind(&reader::print, &r, _1)] << '}');
//]
std::cout << "Member function: " << generated << std::endl;
}
{ // example using boost.lambda
namespace lambda = boost::lambda;
using namespace boost::spirit;
std::string generated;
std::back_insert_iterator<std::string> outiter(generated);
//[karma_tutorial_attach_actions5
std::stringstream strm("42");
generate(outiter, '{' << int_[strm >> lambda::_1] << '}');
//]
std::cout << "Boost.Lambda: " << generated << std::endl;
}
return 0;
}
