added some comments

Code-Hex · Code-Hex · commit 48d58e12d753 · 2022-09-18T17:12:58.000+09:00
diff --git a/janitor.go b/janitor.go
@@ -23,10 +23,12 @@ func newJanitor(ctx context.Context, interval time.Duration) *janitor {
 	return j
 }
 
+// stop to stop the janitor.
 func (j *janitor) stop() {
 	j.once.Do(func() { close(j.done) })
 }
 
+// run with the given cleanup callback function.
 func (j *janitor) run(cleanup func()) {
 	go func() {
 		ticker := time.NewTicker(j.interval)

Original file line number	Diff line number	Diff line change
`@@ -23,10 +23,12 @@ func newJanitor(ctx context.Context, interval time.Duration) *janitor {`
`23`	`23`	`return j`
`24`	`24`	`}`
`25`	`25`
	`26`	`+// stop to stop the janitor.`
`26`	`27`	`func (j *janitor) stop() {`
`27`	`28`	`j.once.Do(func() { close(j.done) })`
`28`	`29`	`}`
`29`	`30`
	`31`	`+// run with the given cleanup callback function.`
`30`	`32`	`func (j *janitor) run(cleanup func()) {`
`31`	`33`	`go func() {`
`32`	`34`	`ticker := time.NewTicker(j.interval)`