docs: format code annotation

example/easy/easy.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"log"
+	"time"
 
 	"github.com/rfyiamcool/cronlib"
 )
@@ -12,15 +13,23 @@ var (
 
 func main() {
 	handleClean()
-	go start()
 
-	// dynamic add
+	time.AfterFunc(time.Duration(2*time.Second), func() {
-	handleBackup()
+		// dynamic add
+		handleBackup()
+	})
 
-	select {}
+	time.AfterFunc(
-}
+		12*time.Second,
+		func() {
+			log.Println("stop clean")
+			cron.StopService("clean")
+
+			log.Println("stop backup")
+			cron.StopService("backup")
+		},
+	)
 
-func start() {
 	cron.Start()
 	cron.Wait()
 }

scheduler.go

@@ -43,6 +43,7 @@ func SetPanicCaller(p panicType) {
 	panicCaller = p
 }
 
+// New - create CronSchduler
 func New() *CronSchduler {
 	ctx, cancel := context.WithCancel(context.Background())
 	return &CronSchduler{
@@ -54,6 +55,7 @@ func New() *CronSchduler {
 	}
 }
 
+// CronSchduler
 type CronSchduler struct {
 	tasks  map[string]*JobModel
 	ctx    context.Context
@@ -138,6 +140,7 @@ func (c *CronSchduler) Stop() {
 		job.kill()
 		delete(c.tasks, srv)
 	}
+	c.cancel()
 }
 
 // StopService - stop job by serviceName
@@ -228,10 +231,18 @@ func (c *CronSchduler) Start() {
 	})
 }
 
+// Wait - if all jobs is exited, return.
 func (c *CronSchduler) Wait() {
 	c.wg.Wait()
 }
 
+// WaitStop - when stop cronlib controller, return.
+func (c *CronSchduler) WaitStop() {
+	select {
+	case <-c.ctx.Done():
+	}
+}
+
 func (c *CronSchduler) GetServiceCron(srv string) (*JobModel, error) {
 	c.RLock()
 	defer c.RUnlock()