From 189aa75333453434fc4b2f1f71dcce89cfba1fcb Mon Sep 17 00:00:00 2001
From: Runxi Yu
Date: Fri, 15 May 2026 17:51:47 +0000
Subject: obejct/id: Remove pack/signature/etc-specific object ID properties

These properties should belong to their relevant
package rather than getting stuffed into object/id.
---
 object/id/algorithm_details.go | 16 ----------------
 1 file changed, 16 deletions(-)

(limited to 'object/id/algorithm_details.go')

diff --git a/object/id/algorithm_details.go b/object/id/algorithm_details.go
index 23737ab5..883853c7 100644
--- a/object/id/algorithm_details.go
+++ b/object/id/algorithm_details.go
@@ -9,11 +9,8 @@ import (
 type algorithmDetails struct {
 	name                string
 	size                int
-	packHashID          uint32
-	signatureHeaderName string
 	sum                 func([]byte) ObjectID
 	new                 func() hash.Hash
-	emptyTree           ObjectID
 }
 
 func (algo Algorithm) details() algorithmDetails {
@@ -26,8 +23,6 @@ var algorithmTable = [...]algorithmDetails{
 	AlgorithmSHA1: {
 		name:                "sha1",
 		size:                sha1.Size,
-		packHashID:          1,
-		signatureHeaderName: "gpgsig",
 		sum: func(data []byte) ObjectID {
 			sum := sha1.Sum(data) //#nosec G401
 
@@ -38,13 +33,10 @@ var algorithmTable = [...]algorithmDetails{
 			return id
 		},
 		new:       sha1.New,
-		emptyTree: ObjectID{}, //nolint:exhaustruct
 	},
 	AlgorithmSHA256: {
 		name:                "sha256",
 		size:                sha256.Size,
-		packHashID:          2,
-		signatureHeaderName: "gpgsig-sha256",
 		sum: func(data []byte) ObjectID {
 			sum := sha256.Sum256(data)
 
@@ -55,7 +47,6 @@ var algorithmTable = [...]algorithmDetails{
 			return id
 		},
 		new:       sha256.New,
-		emptyTree: ObjectID{}, //nolint:exhaustruct
 	},
 }
 
@@ -75,14 +66,7 @@ func init() { //nolint:gochecknoinits
 	// Skip over AlgorithmUnknown.
 	for algo := Algorithm(1); int(algo) < len(algorithmTable); algo++ {
 		info := &algorithmTable[algo]
-
-		info.emptyTree = info.sum([]byte("tree 0\x00"))
-
 		algorithmByName[info.name] = algo
-		if info.signatureHeaderName != "" {
-			algorithmBySignatureHeaderName[info.signatureHeaderName] = algo
-		}
-
 		supportedAlgorithms = append(supportedAlgorithms, algo)
 	}
 }
-- 
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