caches

package

v0.1.0 Latest Latest Go to latest Published: Jul 14, 2023 License: MIT Imports: 5 Imported by: 0

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Repository

github.com/Aize-Public/forego

Documentation ¶

Index ¶

type Cache
- func Mem[K comparable, V any](c ctx.C, miss func(ctx.C, K) (V, error)) Cache[K, V]
- func NewLRU[K comparable, V any](c ctx.C, maxSize int, onMiss func(ctx.C, K) (v V, elementSize int, err error)) Cache[K, V]
type HitMiss
type LRU

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

This section is empty.

Types ¶

type Cache ¶

type Cache[K comparable, V any] interface {
	Get(ctx.C, K) (V, HitMiss, error)
	Invalidate(ctx.C, K)
}

func Mem ¶

func Mem[K comparable, V any](c ctx.C, miss func(ctx.C, K) (V, error)) Cache[K, V]

func NewLRU ¶

func NewLRU[K comparable, V any](c ctx.C, maxSize int,
	onMiss func(ctx.C, K) (v V, elementSize int, err error),
) Cache[K, V]

type HitMiss ¶

type HitMiss string

const (
	HIT  HitMiss = "hit"
	MISS HitMiss = "miss"
	ERR  HitMiss = "err"
	NO   HitMiss = "no" // no cache
)

type LRU ¶

type LRU[K comparable, V any] struct {
	MaxSize int

	// called when there is a cache miss, allowing the implementation to make room for the new entry
	OnMiss func(c ctx.C, k K) (V, int, error)
	// contains filtered or unexported fields
}

func (*LRU[K, V]) Get ¶

func (this *LRU[K, V]) Get(c ctx.C, k K) (V, HitMiss, error)

func (*LRU[K, V]) Invalidate ¶

func (this *LRU[K, V]) Invalidate(c ctx.C, k K)

func (*LRU[K, V]) Keys ¶

func (this *LRU[K, V]) Keys() []K

func (*LRU[K, V]) String ¶

func (this *LRU[K, V]) String() string

Source Files ¶

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