From 397eb22166afa8cd273dbd0decdcb2ac7f2d34df Mon Sep 17 00:00:00 2001
From: Runxi Yu
Date: Thu, 29 Jan 2026 22:05:30 +0100
Subject: obj, loose: Add Object.Serialize() interface

---
 loose.go | 19 +++----------------
 1 file changed, 3 insertions(+), 16 deletions(-)

(limited to 'loose.go')

diff --git a/loose.go b/loose.go
index 8f8d12a8..89779a93 100644
--- a/loose.go
+++ b/loose.go
@@ -173,23 +173,10 @@ func objTypeFromName(name string) (ObjectType, error) {
 
 // WriteLooseObject writes an object to the repository as a loose object.
 func (repo *Repository) WriteLooseObject(obj Object) (Hash, error) {
-	var raw []byte
-	var err error
-
-	switch o := obj.(type) {
-	case *Blob:
-		raw, err = o.Serialize()
-	case *Tree:
-		raw, err = o.Serialize()
-	case *Commit:
-		raw, err = o.Serialize()
-	case *Tag:
-		raw, err = o.Serialize()
-	default:
-		return Hash{}, fmt.Errorf("furgit: unsupported object type for writing: %T", obj)
+	if obj == nil {
+		return Hash{}, ErrInvalidObject
 	}
-	// TODO: Consider adding serialize to the interface?
-
+	raw, err := obj.Serialize()
 	if err != nil {
 		return Hash{}, err
 	}
-- 
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