Add tickers

tickers/tickers.go

@@ -0,0 +1,29 @@
+package tickers
+
+import (
+	"fmt"
+	"time"
+)
+
+func Tickers() {
+	t := time.NewTicker(500 * time.Millisecond)
+	done := make(chan bool)
+
+	go func() {
+		for {
+			select {
+			case <-done:
+				return
+			case val := <-t.C:
+				fmt.Printf("tick at %v\n", val)
+			}
+		}
+	}()
+
+	time.Sleep(2 * time.Second)
+
+	fmt.Println("Stopping ticking")
+	t.Stop()
+	done <- true
+	fmt.Println("Program exiting")
+}