Add mention of tls option

Author: paddybyers

README.md

@@ -212,6 +212,8 @@ limits total amount of connection tries. Setting this to 1 will prevent any reco
 * `family`: *IPv4*; You can force using IPv6 if you set the family to 'IPv6'. See Node.js [net](https://nodejs.org/api/net.html) or [dns](https://nodejs.org/api/dns.html) modules how to use the family type.
 * `disable_resubscribing`: *false*; If set to `true`, a client won't resubscribe after disconnecting
 * `rename_commands`: *null*; pass a object with renamed commands to use those instead of the original functions. See the [redis security topics](http://redis.io/topics/security) for more info.
+* `tls`: an object containing options to pass to [tls.connect](http://nodejs.org/api/tls.html#tls_tls_connect_port_host_options_callback),
+to set up a TLS connection to Redis (if, for example, it is set up to be accessible via a tunnel).
 
 ```js
 var redis = require("redis"),

index.js

@@ -36,13 +36,12 @@ function RedisClient (options) {
     // Copy the options so they are not mutated
     options = clone(options);
     events.EventEmitter.call(this);
-    var self = this;
     var cnx_options = {};
     if (options.path) {
         cnx_options.path = options.path;
         this.address = options.path;
     } else {
-        cnx_options.port = options.port || default_port;
+        cnx_options.port = +options.port || default_port;
         cnx_options.host = options.host || default_host;
         cnx_options.family = (!options.family && net.isIP(cnx_options.host)) || (options.family === 'IPv6' ? 6 : 4);
         this.address = cnx_options.host + ':' + cnx_options.port;

test/lib/stunnel-process.js

@@ -62,9 +62,9 @@ StunnelProcess.prototype.clear = function() {
 };
 
 StunnelProcess.prototype.stop = function(done) {
-	if(this.stunnel) {
-	    this.stunnel.kill();
-	}
+    if (this.stunnel) {
+        this.stunnel.kill();
+    }
 };
 
 module.exports = {