method to start all regular jobs in manager

core/job_manager.go

@@ -34,7 +34,21 @@ type Job struct {
 
 // JobManager controls jobs execution flow. Jobs can be added just for later use (e.g. JobManager can be used as
 // singleton), or jobs can be executed as regular jobs. Example initialization:
-// TODO example initialization
+// 	    manager := NewJobManager().
+// 			SetLogger(logger).
+// 			SetLogging(false)
+// 		_ = manager.RegisterJob("updateTokens", &Job{
+// 			Command: func(logFunc JobLogFunc) error {
+// 				// logic goes here...
+// 				logFunc("All tokens were updated successfully", logging.INFO)
+// 				return nil
+// 			},
+// 			ErrorHandler: DefaultJobErrorHandler(),
+// 			PanicHandler: DefaultJobPanicHandler(),
+// 			Interval:     time.Hour * 3,
+// 			Regular:      true,
+// 		})
+// 		manager.Start()
 type JobManager struct {
 	jobs          *sync.Map
 	enableLogging bool
@@ -229,6 +243,16 @@ func (j *JobManager) RunJobOnceSync(name string) error {
 	return fmt.Errorf("cannot find job `%s`", name)
 }
 
+// Start all jobs in the manager
+func (j *JobManager) Start() {
+	j.jobs.Range(func(key, value interface{}) bool {
+		name := key.(string)
+		job := value.(*Job)
+		job.run(name, j.log)
+		return true
+	})
+}
+
 // log logs via logger or as plaintext
 func (j *JobManager) log(format string, severity logging.Level, args ...interface{}) {
 	if !j.enableLogging {

core/job_manager_test.go

@@ -475,6 +475,23 @@ func (t *JobManagerTest) Test_UnregisterJobDoesntExist() {
 	assert.EqualError(t.T(), err, "cannot find job `doesn't exist`")
 }
 
+func (t *JobManagerTest) Test_Start() {
+	defer func() {
+		require.Nil(t.T(), recover())
+	}()
+
+	manager := NewJobManager()
+	_ = manager.RegisterJob("job", &Job{
+		Command: func(logFunc JobLogFunc) error {
+			logFunc("alive!", logging.INFO)
+			return nil
+		},
+		ErrorHandler: DefaultJobErrorHandler(),
+		PanicHandler: DefaultJobPanicHandler(),
+	})
+	manager.Start()
+}
+
 func (t *JobManagerTest) Test_log() {
 	defer func() {
 		require.Nil(t.T(), recover())