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-rw-r--r--lib/util/lru.go77
1 files changed, 0 insertions, 77 deletions
diff --git a/lib/util/lru.go b/lib/util/lru.go
deleted file mode 100644
index 80f5ff5..0000000
--- a/lib/util/lru.go
+++ /dev/null
@@ -1,77 +0,0 @@
-// Copyright (C) 2022 Luke Shumaker <lukeshu@lukeshu.com>
-//
-// SPDX-License-Identifier: GPL-2.0-or-later
-
-package util
-
-import (
- "sync"
-
- lru "github.com/hashicorp/golang-lru"
-)
-
-type LRUCache[K comparable, V any] struct {
- initOnce sync.Once
- inner *lru.ARCCache
-}
-
-func (c *LRUCache[K, V]) init() {
- c.initOnce.Do(func() {
- c.inner, _ = lru.NewARC(128)
- })
-}
-
-func (c *LRUCache[K, V]) Add(key K, value V) {
- c.init()
- c.inner.Add(key, value)
-}
-func (c *LRUCache[K, V]) Contains(key K) bool {
- c.init()
- return c.inner.Contains(key)
-}
-func (c *LRUCache[K, V]) Get(key K) (value V, ok bool) {
- c.init()
- _value, ok := c.inner.Get(key)
- if ok {
- value = _value.(V)
- }
- return value, ok
-}
-func (c *LRUCache[K, V]) Keys() []K {
- c.init()
- untyped := c.inner.Keys()
- typed := make([]K, len(untyped))
- for i := range untyped {
- typed[i] = untyped[i].(K)
- }
- return typed
-}
-func (c *LRUCache[K, V]) Len() int {
- c.init()
- return c.inner.Len()
-}
-func (c *LRUCache[K, V]) Peek(key K) (value V, ok bool) {
- c.init()
- _value, ok := c.inner.Peek(key)
- if ok {
- value = _value.(V)
- }
- return value, ok
-}
-func (c *LRUCache[K, V]) Purge() {
- c.init()
- c.inner.Purge()
-}
-func (c *LRUCache[K, V]) Remove(key K) {
- c.init()
- c.inner.Remove(key)
-}
-
-func (c *LRUCache[K, V]) GetOrElse(key K, fn func() V) V {
- var value V
- var ok bool
- for value, ok = c.Get(key); !ok; value, ok = c.Get(key) {
- c.Add(key, fn())
- }
- return value
-}