better api

README.md

@@ -1,5 +1,7 @@
 # spin-ext
 
+A very simple spinner for cli golang apps.
+
 Example:
 
 ```go
@@ -9,15 +11,13 @@ import (
 	"fmt"
 	"time"
 
-	spin "github.com/caarlos0/spin-ext"
+	"github.com/caarlos0/spin"
 )
 
 func main() {
-	spin := spin.New(`⦾⦿`, "%s Working...")
-	spin.Work(func() error {
-		time.Sleep(1000 * time.Millisecond)
-		return nil
-	})
-	fmt.Println("Done!")
+	s := spin.New("%s Working...")
+	s.Start()
+	time.Sleep(100 * 20 * time.Millisecond)
+	s.Stop()
 }
 ```

examples/main.go

@@ -3,7 +3,7 @@ package main
 import (
 	"time"
 
-	spin "github.com/caarlos0/spin-ext"
+	"github.com/caarlos0/spin"
 )
 
 func main() {
@@ -32,7 +32,7 @@ func main() {
 func show(name, frames string) {
 	s := spin.New("  \033[36m[" + name + "] computing\033[m %s")
 	s.Set(frames)
-	s.Work(func() {
-		time.Sleep(100 * 10 * time.Millisecond)
-	})
+	s.Start()
+	time.Sleep(100 * 20 * time.Millisecond)
+	s.Stop()
 }

spin.go

@@ -54,16 +54,19 @@ func (s *Spinner) Set(frames string) {
 	s.length = len(s.frames)
 }
 
-// Work shows the spinner, execute the given task and then hide the spinner
-func (s *Spinner) Work(task func()) {
+// Start shows the spinner
+func (s *Spinner) Start() {
 	s.active = true
 	go func() {
 		for s.active {
 			fmt.Printf(s.text, s.next())
 			time.Sleep(100 * time.Millisecond)
 		}
 	}()
-	task()
+}
+
+// Stop hides the spinner
+func (s *Spinner) Stop() {
 	s.active = false
 	fmt.Printf(ClearLine)
 }