From 7153fc9379dd5910c688925ccd2e0a03b9551a6d Mon Sep 17 00:00:00 2001 From: Luke Shumaker Date: Wed, 13 Jul 2022 22:38:43 -0600 Subject: Buffer FS IO --- lib/containers/lru.go | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'lib/containers') diff --git a/lib/containers/lru.go b/lib/containers/lru.go index 8b8eb0e..a235a12 100644 --- a/lib/containers/lru.go +++ b/lib/containers/lru.go @@ -10,11 +10,22 @@ import ( lru "github.com/hashicorp/golang-lru" ) +// LRUCache is a least-recently-used(ish) cache. A zero LRUCache is +// usable and has a cache size of 128 items; use NewLRUCache to set a +// different size. type LRUCache[K comparable, V any] struct { initOnce sync.Once inner *lru.ARCCache } +func NewLRUCache[K comparable, V any](size int) *LRUCache[K, V] { + c := new(LRUCache[K, V]) + c.initOnce.Do(func() { + c.inner, _ = lru.NewARC(size) + }) + return c +} + func (c *LRUCache[K, V]) init() { c.initOnce.Do(func() { c.inner, _ = lru.NewARC(128) -- cgit v1.2.3-2-g168b