commitgraph: Move out of format/

1 files changed, 14 insertions, 0 deletions

diff --git a/commitgraph/read/reader.go b/commitgraph/read/reader.go
new file mode 100644
index 00000000..922d459b
--- /dev/null
+++ b/commitgraph/read/reader.go
@@ -0,0 +1,14 @@
+package read
+
+import "codeberg.org/lindenii/furgit/objectid"
+
+// Reader provides read-only access to one mmap-backed commit-graph snapshot.
+//
+// It is safe for concurrent read-only queries.
+type Reader struct {
+	algo        objectid.Algorithm
+	hashVersion uint8
+
+	layers []layer
+	total  uint32
+}