object/store/packed: Start the internal/reading split

1 files changed, 13 insertions, 0 deletions

diff --git a/object/store/packed/internal/reading/delta_chain.go b/object/store/packed/internal/reading/delta_chain.go
new file mode 100644
index 00000000..6e82873e
--- /dev/null
+++ b/object/store/packed/internal/reading/delta_chain.go
@@ -0,0 +1,13 @@
+package reading
+
+import objecttype "codeberg.org/lindenii/furgit/object/type"
+
+// deltaChain describes how to reconstruct one requested object.
+type deltaChain struct {
+	// baseLoc points to the innermost base object.
+	baseLoc location
+	// baseType is the canonical object type resolved from baseLoc.
+	baseType objecttype.Type
+	// deltas contains delta objects from target down toward base.
+	deltas []deltaNode
+}