Method StartAsync

services/basic_service.go:118–129

StartAsync is part of Service interface.

(parentContext context.Context)

// StartAsync is part of Service interface.
func (b *BasicService) StartAsync(parentContext context.Context) error {
	switched, oldState := b.switchState(New, Starting, func() {
		b.serviceContext, b.serviceCancel = context.WithCancel(parentContext)
		b.notifyListeners(func(l Listener) { l.Starting() }, false)
		go b.main()
	})

	if !switched {
		return invalidServiceStateError(oldState, New)
	}
	return nil
}

// Returns true, if state switch succeeds, false if it fails. Returned state is the state before switch.
// if state switching succeeds, stateFn runs with lock held.