| // compile | |
| // Copyright 2025 The Go Authors. All rights reserved. | |
| // Use of this source code is governed by a BSD-style | |
| // license that can be found in the LICENSE file. | |
| package p | |
| type Backend interface { | |
| Hash(ignores func(bucketName, keyName []byte) bool) (uint32, error) | |
| } | |
| type backend struct { | |
| } | |
| func first() (key []byte, value []byte) { | |
| return | |
| } | |
| func (b *backend) View(fn func() error) error { | |
| return nil | |
| } | |
| func (b *backend) Hash(ignores func(bucketName, keyName []byte) bool) (uint32, error) { | |
| err := b.View(func() error { | |
| for next, _ := first(); next != nil; next, _ = first() { | |
| _ = next | |
| } | |
| return nil | |
| }) | |
| return 0, err | |
| } | |
| func defragdb() error { | |
| for next, _ := first(); next != nil; next, _ = first() { | |
| _ = f(next) | |
| ForEach(func(k, v []byte) error { | |
| _ = next | |
| return nil | |
| }) | |
| } | |
| return nil | |
| } | |
| func ForEach(fn func(k, v []byte) error) error { | |
| for k, v := first(); k != nil; k, v = first() { | |
| if err := fn(k, v); err != nil { | |
| return err | |
| } | |
| } | |
| return nil | |
| } | |
| //go:noinline | |
| func f(any) string { | |
| return "" | |
| } |