Method printHelp

src/client/sarge.cpp:176–188

--- PRINT HELP --- Prints out the application description, usage and available options.

// --- PRINT HELP ---
// Prints out the application description, usage and available options.
void Sarge::printHelp() {
	std::cout << std::endl << description << std::endl;
	std::cout << std::endl << "Usage:" << std::endl;
	std::cout << "\t" << usage << std::endl;
	std::cout << std::endl;
	std::cout << "Options: " << std::endl;
	
	// Print out the options.
	std::vector<std::unique_ptr<Argument> >::const_iterator it;
	for (it = args.cbegin(); it != args.cend(); ++it) {
		std::cout << "-" << (*it)->arg_short << "\t--" << (*it)->arg_long << "\t\t" << (*it)->description << std::endl;
	}
}