/** * Module exports. */ module.exports = isPlainHostName; /** * True iff there is no domain name in the hostname (no dots). * * Examples: * * ``` js * isPlainHostName("www") * // is true. * * isPlainHostName("www.netscape.com") * // is false. * ``` * * @param {String} host The hostname from the URL (excluding port number). * @return {Boolean} */ function isPlainHostName (host) { return !(/\./.test(host)); }