From 040b572d95e4ca27e1ada6113c405b8a1eb4a669 Mon Sep 17 00:00:00 2001
From: Runxi Yu
Date: Wed, 11 Mar 2026 20:41:32 +0800
Subject: commitquery: Merge from ancestor and mergebases

---
 commitquery/parent.go | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 commitquery/parent.go

(limited to 'commitquery/parent.go')

diff --git a/commitquery/parent.go b/commitquery/parent.go
new file mode 100644
index 00000000..1c59e102
--- /dev/null
+++ b/commitquery/parent.go
@@ -0,0 +1,27 @@
+package commitquery
+
+import (
+	commitgraphread "codeberg.org/lindenii/furgit/commitgraph/read"
+	"codeberg.org/lindenii/furgit/objectid"
+)
+
+// parentRef references one commit parent.
+type parentRef struct {
+	ID          objectid.ObjectID
+	GraphPos    commitgraphread.Position
+	HasGraphPos bool
+}
+
+// Parents returns resolved parent node indices for one internal node.
+func (query *Query) parents(idx nodeIndex) []nodeIndex {
+	return query.nodes[idx].parents
+}
+
+// resolveParent resolves one parent descriptor to one internal node.
+func (query *Query) resolveParent(parent parentRef) (nodeIndex, error) {
+	if parent.HasGraphPos {
+		return query.resolveGraphPos(parent.GraphPos)
+	}
+
+	return query.resolveOID(parent.ID)
+}
-- 
cgit v1.3.1-10-gc9f91