From f40daef1deefda4b76957f5d5728c4175c27be51 Mon Sep 17 00:00:00 2001
From: Runxi Yu
Date: Sat, 28 Mar 2026 18:00:23 +0000
Subject: reachability: Document contract

---
 reachability/walk_seq.go | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'reachability/walk_seq.go')

diff --git a/reachability/walk_seq.go b/reachability/walk_seq.go
index 089edc39..e28427a2 100644
--- a/reachability/walk_seq.go
+++ b/reachability/walk_seq.go
@@ -8,6 +8,8 @@ import (
 )
 
 // Seq returns the traversal sequence. It is single-use.
+//
+// Labels: Life-Parent.
 func (walk *Walk) Seq() iter.Seq[objectid.ObjectID] {
 	if walk.seqUsed {
 		return func(yield func(objectid.ObjectID) bool) {
-- 
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