update

timer.go

@@ -62,6 +62,9 @@ func NewTimer(baseDate time.Time, opts ...TimerOptions) StarTimer {
 		if op.tasks != nil {
 			timer.tasks = append(timer.tasks, op.tasks)
 		}
+		if op.runLimit > 0 {
+			timer.runLimit = op.runLimit
+		}
 	}
 	return timer
 }
@@ -71,6 +74,14 @@ func (t *StarTimer) IsRunning() bool {
 	return t.running
 }
 
+func (t *StarTimer) SetRunCountLimit(c int) {
+	t.runLimit = c
+}
+
+func (t *StarTimer) RunCountLimit() int {
+	return t.runLimit
+}
+
 func (t *StarTimer) AddTask(task func()) {
 	t.tasks = append(t.tasks, task)
 }
@@ -163,12 +174,16 @@ func (t *StarTimer) Run() error {
 	t.stopCtx, t.stopFn = context.WithCancel(context.Background())
 	go func() {
 		for {
+			if t.runCount+1 >= t.runLimit {
+				t.Stop()
+			}
 			now := time.Now()
 			t.mu.Lock()
 			t.timer = time.NewTimer(t.nextDate.Sub(now))
 			t.mu.Unlock()
 			select {
 			case <-t.timer.C:
+				t.runCount++
 				t.nextDate = t.parseNextDate(t.nextDate, false)
 				if t.nextDate.Before(now) {
 					t.Stop()

typed.go

@@ -37,6 +37,8 @@ type StarTimer struct {
 	stopCtx  context.Context
 	mu       *sync.RWMutex
 	running  bool
+	runCount int
+	runLimit int
 	repeat   []*Repeats
 	tasks    []func()
 }
@@ -49,6 +51,13 @@ type TimerOption struct {
 	tasks    func()
 	date     time.Time
 	repeat   Repeat
+	runLimit int
+}
+
+func WithRunCountLimit(rm int) TimerOptions {
+	return func(option *TimerOption) {
+		option.runLimit = rm
+	}
 }
 
 func WithRepeats(r *Repeats) TimerOptions {