formatting and docs

README.md

@@ -6,10 +6,10 @@ Listen to a Redis PubSub channel and then rebroadcast it over Server-Sent Events
 
 ## Install
 
-You will need to have both `Go` and the `make` programs installed on your computer. Assuming you do just type:
+You will need to have both `Go` (specifically version [1.12](https://golang.org/dl/) or higher) and the `make` programs installed on your computer. Assuming you do just type:
 
 ```
-make bin
+make tools
 ```
 
 All of this package's dependencies are bundled with the code in the `vendor` directory.
@@ -127,5 +127,6 @@ An actuall living breathing server that will listen to (and relay) a PubSub chan
 ## See also
 
 * https://developer.mozilla.org/en-US/docs/Web/API/Server-sent_events/Using_server-sent_events
+* https://github.com/go-redis/redis
 * https://github.com/whosonfirst/go-webhookd
 * https://github.com/whosonfirst/go-pubsocketd

broker/broker.go

@@ -46,7 +46,7 @@ func (b *Broker) Start(redis_host string, redis_port int, redis_channel string)
 
 	pubsub_client := redis_client.PSubscribe(redis_channel)
 	defer pubsub_client.Close()
-	
+
 	// set up the SSE monitor
 
 	go func() {
@@ -90,7 +90,7 @@ func (b *Broker) Start(redis_host string, redis_port int, redis_channel string)
 
 		pubsub_client := redis_client.PSubscribe(redis_channel)
 		defer pubsub_client.Close()
-		
+
 		for {
 
 			i, _ := pubsub_client.Receive()

cmd/pubssed-server/main.go

@@ -40,11 +40,12 @@ func main() {
 	mux.HandleFunc(*sse_endpoint, sse_handler)
 
 	sse_addr := fmt.Sprintf("%s:%d", *sse_host, *sse_port)
+	log.Printf("Listening on %s\n", sse_addr)
 
-	err = http.ListenAndServe(sse_addr, mux)
+	err := http.ListenAndServe(sse_addr, mux)
 
 	if err != nil {
-		log.Fatal(err)
+		err_ch <- err
 	}
 
 	os.Exit(0)