#include "grep.hpp"

#include <boost/iostreams/device/file.hpp>
#include <boost/iostreams/filtering_stream.hpp>
#include <iostream>

int main()
{
	boost::iostreams::grep_filter filter("main");

	{
		boost::iostreams::filtering_istream is;

		is.unsetf(std::ios::skipws);
		is.push(filter);
		is.push(boost::iostreams::file_source("main.cpp"));

		std::copy(std::istream_iterator<char>(is),
				  std::istream_iterator<char>(),
				  std::ostream_iterator<char>(std::cout));

	}

	{
		boost::iostreams::filtering_ostream os;
		
		os.push(filter);
		os.push(boost::iostreams::file_sink("test.txt"));

		std::ifstream f("main.cpp");
		f.unsetf(std::ios::skipws);

		std::copy(std::istream_iterator<char>(f),
				  std::istream_iterator<char>(),
				  std::ostream_iterator<char>(os));
	}
}