From 73e602a5c2c766caba59948e91c11122653705ec Mon Sep 17 00:00:00 2001
From: Runxi Yu
Date: Tue, 10 Mar 2026 13:30:48 +0800
Subject: commitgraph: Move out of format/

---
 format/commitgraph/read/generation.go | 43 -----------------------------------
 1 file changed, 43 deletions(-)
 delete mode 100644 format/commitgraph/read/generation.go

(limited to 'format/commitgraph/read/generation.go')

diff --git a/format/commitgraph/read/generation.go b/format/commitgraph/read/generation.go
deleted file mode 100644
index 62e47996..00000000
--- a/format/commitgraph/read/generation.go
+++ /dev/null
@@ -1,43 +0,0 @@
-package read
-
-import (
-	"encoding/binary"
-
-	"codeberg.org/lindenii/furgit/format/commitgraph"
-	"codeberg.org/lindenii/furgit/internal/intconv"
-)
-
-func (reader *Reader) readGenerationV2(layer *layer, index uint32, commitTime uint64) (uint64, error) {
-	if len(layer.chunkGeneration) == 0 {
-		return 0, nil
-	}
-
-	off64 := uint64(index) * 4
-
-	off, err := intconv.Uint64ToInt(off64)
-	if err != nil {
-		return 0, err
-	}
-
-	value := binary.BigEndian.Uint32(layer.chunkGeneration[off : off+4])
-
-	if value&commitgraph.GenerationOverflow == 0 {
-		return commitTime + uint64(value), nil
-	}
-
-	gdo2Index := value ^ commitgraph.GenerationOverflow
-	gdo2Off64 := uint64(gdo2Index) * 8
-
-	gdo2Off, err := intconv.Uint64ToInt(gdo2Off64)
-	if err != nil {
-		return 0, err
-	}
-
-	if gdo2Off+8 > len(layer.chunkGenerationOv) {
-		return 0, &MalformedError{Path: layer.path, Reason: "GDO2 index out of range"}
-	}
-
-	overflow := binary.BigEndian.Uint64(layer.chunkGenerationOv[gdo2Off : gdo2Off+8])
-
-	return commitTime + overflow, nil
-}
-- 
cgit v1.3.1-10-gc9f91