added comment for Reference method

Code-Hex · Code-Hex · commit 8ff77013b681 · 2021-12-01T12:18:59.000+09:00
diff --git a/cache.go b/cache.go
@@ -24,6 +24,8 @@ type Item[K comparable, V any] struct {
 	ReferencedAt   time.Time
 }
 
+// Referenced increments a reference counter and updates `ReferencedAt`
+// to current time.
 func (i *Item[K, V]) Referenced() {
 	i.ReferenceCount++
 	i.ReferencedAt = nowFunc()

Original file line number	Diff line number	Diff line change
`@@ -24,6 +24,8 @@ type Item[K comparable, V any] struct {`
`24`	`24`	`ReferencedAt time.Time`
`25`	`25`	`}`
`26`	`26`
	`27`	+// Referenced increments a reference counter and updates `ReferencedAt`
	`28`	`+// to current time.`
`27`	`29`	`func (i *Item[K, V]) Referenced() {`
`28`	`30`	`i.ReferenceCount++`
`29`	`31`	`i.ReferencedAt = nowFunc()`