fix for buffered_writes -- now drain event works

index.js

@@ -286,7 +286,7 @@ RedisClient.prototype.send_offline_queue = function () {
     this.offline_queue = new Queue();
     // Even though items were shifted off, Queue backing store still uses memory until next add, so just get a new Queue
     
-    if (buffered_writes === 0) {
+    if (!buffered_writes) {
         this.should_buffer = false;
         this.emit("drain");
     }