From 27401b6ea459921a6152ab1744da1618358465f4 Mon Sep 17 00:00:00 2001
From: Luke Shumaker <lukeshu@lukeshu.com>
Date: Sun, 10 Jul 2022 13:18:30 -0600
Subject: Rename the module, mv pkg lib

---
 pkg/util/ref.go | 54 ------------------------------------------------------
 1 file changed, 54 deletions(-)
 delete mode 100644 pkg/util/ref.go

(limited to 'pkg/util/ref.go')

diff --git a/pkg/util/ref.go b/pkg/util/ref.go
deleted file mode 100644
index aecfb9f..0000000
--- a/pkg/util/ref.go
+++ /dev/null
@@ -1,54 +0,0 @@
-package util
-
-import (
-	"fmt"
-	"io"
-
-	"lukeshu.com/btrfs-tools/pkg/binstruct"
-)
-
-type File[A ~int64] interface {
-	Name() string
-	Size() (A, error)
-	ReadAt(p []byte, off A) (n int, err error)
-	WriteAt(p []byte, off A) (n int, err error)
-}
-
-var (
-	_ io.WriterAt = File[int64](nil)
-	_ io.ReaderAt = File[int64](nil)
-)
-
-type Ref[A ~int64, T any] struct {
-	File File[A]
-	Addr A
-	Data T
-}
-
-func (r *Ref[A, T]) Read() error {
-	size := binstruct.StaticSize(r.Data)
-	buf := make([]byte, size)
-	if _, err := r.File.ReadAt(buf, r.Addr); err != nil {
-		return err
-	}
-	n, err := binstruct.Unmarshal(buf, &r.Data)
-	if err != nil {
-		return err
-	}
-	if n != size {
-		return fmt.Errorf("util.Ref[%T].Read: left over data: read %v bytes but only consumed %v",
-			r.Data, size, n)
-	}
-	return nil
-}
-
-func (r *Ref[A, T]) Write() error {
-	buf, err := binstruct.Marshal(r.Data)
-	if err != nil {
-		return err
-	}
-	if _, err = r.File.WriteAt(buf, r.Addr); err != nil {
-		return err
-	}
-	return nil
-}
-- 
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