format/commitgraph: Split into ./read and ./ v0.1.60

1 files changed, 0 insertions, 47 deletions

diff --git a/format/commitgraph/edges.go b/format/commitgraph/edges.go
deleted file mode 100644
index 277735d0..00000000
--- a/format/commitgraph/edges.go
+++ /dev/null
@@ -1,47 +0,0 @@
-package commitgraph
-
-import (
-	"encoding/binary"
-
-	"codeberg.org/lindenii/furgit/internal/intconv"
-)
-
-func (reader *Reader) decodeExtraEdgeList(layer *layer, edgeStart uint32) ([]Position, error) {
-	if len(layer.chunkExtraEdges) == 0 {
-		return nil, &ErrMalformed{Path: layer.path, Reason: "missing EDGE chunk"}
-	}
-
-	out := make([]Position, 0)
-
-	cur := edgeStart
-	for {
-		off64 := uint64(cur) * 4
-
-		off, err := intconv.Uint64ToInt(off64)
-		if err != nil {
-			return nil, err
-		}
-
-		if off+4 > len(layer.chunkExtraEdges) {
-			return nil, &ErrMalformed{Path: layer.path, Reason: "EDGE index out of range"}
-		}
-
-		word := binary.BigEndian.Uint32(layer.chunkExtraEdges[off : off+4])
-		parentGlobal := word & parentLastMask
-
-		parentPos, err := reader.globalToPosition(parentGlobal)
-		if err != nil {
-			return nil, err
-		}
-
-		out = append(out, parentPos)
-
-		if word&parentExtraMask != 0 {
-			break
-		}
-
-		cur++
-	}
-
-	return out, nil
-}