Minor shuffle. Throttle only if we are sending somthing, remove messa…

…ge. (rakyll#77)

hey.go

@@ -212,7 +212,6 @@ func main() {
 	signal.Notify(c, os.Interrupt)
 	go func() {
 		<-c
-		fmt.Fprintf(os.Stderr, "\nInterrupted, stopping workers.")
 		w.Stop()
 	}()
 	w.Run()

requester/requester.go

@@ -197,7 +197,7 @@ func (b *Work) makeRequest(c *http.Client) {
 
 func (b *Work) runWorker(client *http.Client, n int) {
 	var throttle <-chan time.Time
-	if b.QPS > 0.0 {
+	if b.QPS > 0 {
 		throttle = time.Tick(time.Duration(1e6/(b.QPS)) * time.Microsecond)
 	}
 
@@ -207,14 +207,14 @@ func (b *Work) runWorker(client *http.Client, n int) {
 		}
 	}
 	for i := 0; i < n; i++ {
-		if b.QPS > 0 {
-			<-throttle
-		}
 		// Check if application is stopped. Do not send into a closed channel.
 		select {
 		case <-b.stopCh:
 			return
 		default:
+			if b.QPS > 0 {
+				<-throttle
+			}
 			b.makeRequest(client)
 		}
 	}