sf

book_with_bridge/goroutines/spinner/go.mod

@@ -0,0 +1,3 @@
+module main
+
+go 1.25.5

book_with_bridge/goroutines/spinner/main.go

@@ -0,0 +1,15 @@
+package main
+
+import (
+	"fmt"
+	"time"
+)
+
+func main() {
+	for {
+		for _,r := range `-\|/` {
+			fmt.Printf("\r processing in progress %c",r)
+			time.Sleep(50*time.Millisecond)
+		}
+	}
+}