Function uri_format_checker

example/format.cpp:25–32

static json bad_uri = {{"myUri", "http:/hostname.com/"}};

static void uri_format_checker(const std::string &format, const std::string &value)
{
	if (format == "uri") {
		if (value.find("://") == std::string::npos)
			throw std::invalid_argument("URI does not contain :// - invalid");
	} else
		throw std::logic_error("Don't know how to validate " + format);
}

int main()
{