fix: dissolve dead lock. #7

database.go

@@ -50,9 +50,12 @@ func (s *DBSaver) setStatus(status DBSaverStatus) *DBSaver {
 }
 
 // isStatus returns true if the DBSaver has the given status
-func (s *DBSaver) isStatus(status DBSaverStatus) bool {
+// the lock is not needed here, because it is only used in the Start() method
+func (s *DBSaver) isStatus(status DBSaverStatus, lock bool) bool {
+	if lock {
 		s.mu.Lock()
 		defer s.mu.Unlock()
+	}
 
 	return s.status == status
 
@@ -67,7 +70,7 @@ func (s *DBSaver) Start() error {
 		return ErrNoDatabaseConnection
 	}
 
-	if s.isStatus(DBSaverStatusRunning) {
+	if s.isStatus(DBSaverStatusRunning, false) {
 		return nil
 	}