WithRenderDelay: param as chan interface{}

For consistensy sake.

Author: vbauerster

container_option.go

@@ -59,7 +59,7 @@ func WithManualRefresh(ch <-chan interface{}) ContainerOption {
 // soon as bar is added, with this option it's possible to delay
 // rendering process by keeping provided chan unclosed. In other words
 // rendering will start as soon as provided chan is closed.
-func WithRenderDelay(ch <-chan struct{}) ContainerOption {
+func WithRenderDelay(ch <-chan interface{}) ContainerOption {
 	return func(s *pState) {
 		s.delayRC = ch
 	}

progress.go

@@ -48,7 +48,7 @@ type pState struct {
 	hmQueueLen       int
 	reqWidth         int
 	refreshRate      time.Duration
-	delayRC          <-chan struct{}
+	delayRC          <-chan interface{}
 	manualRC         <-chan interface{}
 	shutdownNotifier chan interface{}
 	handOverBarHeap  chan<- []*Bar