mirror of
https://github.com/tailscale/tailscale.git
synced 2024-12-12 19:24:40 +00:00
9fd29f15c7
This package allows caching arbitrary key/value pairs in-memory, along with an interface implemented by the cache types. Extracted from #7493 Signed-off-by: Andrew Dunham <andrew@du.nham.ca> Change-Id: Ic8ca820927c456721cf324a0c8f3882a57752cc9
19 lines
491 B
Go
19 lines
491 B
Go
// Copyright (c) Tailscale Inc & AUTHORS
|
|
// SPDX-License-Identifier: BSD-3-Clause
|
|
|
|
package cache
|
|
|
|
// None provides no caching and always calls the provided FillFunc.
|
|
//
|
|
// It is safe for concurrent use if the underlying FillFunc is.
|
|
type None[K comparable, V any] struct{}
|
|
|
|
// Get always calls the provided FillFunc and returns what it does.
|
|
func (c None[K, V]) Get(_ K, f FillFunc[V]) (V, error) {
|
|
v, _, e := f()
|
|
return v, e
|
|
}
|
|
|
|
// Forget implements Cache.
|
|
func (c None[K, V]) Forget() {}
|