Function main

example/json.cpp:336–362

}

int main(int argc, char * argv[])
{
    if (argc < 2) {
        std::cerr << "A filename to parse is required.\n";
        exit(1);
    }

    std::ifstream ifs(argv[1]);
    if (!ifs) {
        std::cerr << "Unable to read file '" << argv[1] << "'.\n";
        exit(1);
    }

    // Read in the entire file.
    std::string const file_contents = file_slurp(ifs);
    // Parse the contents.  If there is an error, just stream it to cerr.
    auto json = json::parse(
        file_contents, [](std::string const & msg) { std::cerr << msg; });
    if (!json) {
        std::cerr << "Parse failure.\n";
        exit(1);
    }

    std::cout << "Parse successful; contents:\n" << *json << "\n";

    return 0;
}
//]