From 95f8f3d45fe077042df4fd4afa73d4e419bc9974 Mon Sep 17 00:00:00 2001
From: Runxi Yu
Date: Fri, 6 Mar 2026 10:59:53 +0800
Subject: reachability: Split walk files

---
 reachability/walk_stack.go | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 reachability/walk_stack.go

(limited to 'reachability/walk_stack.go')

diff --git a/reachability/walk_stack.go b/reachability/walk_stack.go
new file mode 100644
index 00000000..847ed1c0
--- /dev/null
+++ b/reachability/walk_stack.go
@@ -0,0 +1,16 @@
+package reachability
+
+import "codeberg.org/lindenii/furgit/objecttype"
+
+func (walk *Walk) initialStack() []walkItem {
+	if len(walk.wants) == 0 {
+		return nil
+	}
+
+	stack := make([]walkItem, 0, len(walk.wants))
+	for want := range walk.wants {
+		stack = append(stack, walkItem{id: want, want: objecttype.TypeInvalid})
+	}
+
+	return stack
+}
-- 
cgit v1.3.1-10-gc9f91