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/populate.go | 42 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 commitquery/populate.go

(limited to 'commitquery/populate.go')

diff --git a/commitquery/populate.go b/commitquery/populate.go
new file mode 100644
index 00000000..cc71955f
--- /dev/null
+++ b/commitquery/populate.go
@@ -0,0 +1,42 @@
+package commitquery
+
+import "fmt"
+
+// populateNode fills one node's metadata and resolves its parents.
+func (query *Query) populateNode(idx nodeIndex, commit commitData) error {
+	if query.nodes[idx].loaded {
+		if query.nodes[idx].id != commit.ID {
+			return fmt.Errorf("commitquery: node identity mismatch: have %s, got %s", query.nodes[idx].id, commit.ID)
+		}
+
+		return nil
+	}
+
+	query.nodes[idx].id = commit.ID
+	query.nodes[idx].commitTime = commit.CommitTime
+	query.nodes[idx].generation = commit.Generation
+	query.nodes[idx].hasGeneration = commit.HasGeneration
+
+	if commit.HasGraphPos {
+		query.nodes[idx].graphPos = commit.GraphPos
+		query.nodes[idx].hasGraphPos = true
+		query.byGraphPos[commit.GraphPos] = idx
+	}
+
+	query.nodes[idx].loaded = true
+	query.nodes[idx].parents = query.nodes[idx].parents[:0]
+
+	for _, parent := range commit.Parents {
+		parentIdx, err := query.resolveParent(parent)
+		if err != nil {
+			query.nodes[idx].loaded = false
+			query.nodes[idx].parents = nil
+
+			return err
+		}
+
+		query.nodes[idx].parents = append(query.nodes[idx].parents, parentIdx)
+	}
+
+	return nil
+}
-- 
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