struct (#267)

bitfaster · web-flow · commit 6c008fc4b6ca · 2022-09-17T18:42:29.000-07:00
* col

* struct
diff --git a/BitFaster.Caching/Lfu/ConcurrentLfu.cs b/BitFaster.Caching/Lfu/ConcurrentLfu.cs
@@ -615,9 +615,9 @@ private LfuNode<K, V> EvictFromWindow()
             return first;
         }
 
-        private struct EvictIterator
+        private ref struct EvictIterator
         {
-            private CmSketch<K, DetectAvx2> sketch;
+            private readonly CmSketch<K, DetectAvx2> sketch;
             public LfuNode<K, V> node;
             public int freq;
 

Original file line number	Diff line number	Diff line change
`@@ -615,9 +615,9 @@ private LfuNode<K, V> EvictFromWindow()`
`615`	`615`	`return first;`
`616`	`616`	`}`
`617`	`617`
`618`		`- private struct EvictIterator`
	`618`	`+ private ref struct EvictIterator`
`619`	`619`	`{`
`620`		`- private CmSketch<K, DetectAvx2> sketch;`
	`620`	`+ private readonly CmSketch<K, DetectAvx2> sketch;`
`621`	`621`	`public LfuNode<K, V> node;`
`622`	`622`	`public int freq;`
`623`	`623`