From 09a1875ad8cddeb17c19af34b8282d37fed0937e Mon Sep 17 00:00:00 2001
From: Ava Chow <github@achow101.com>
Date: Mon, 30 Dec 2024 16:14:39 -0500
Subject: [PATCH] miniscript: Make NodeRef a unique_ptr

There's no need for it to be a shared_ptr.
---
 src/script/miniscript.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/script/miniscript.h b/src/script/miniscript.h
index fbd10ff58e1..03f0a7c3654 100644
--- a/src/script/miniscript.h
+++ b/src/script/miniscript.h
@@ -189,11 +189,11 @@ inline consteval Type operator""_mst(const char* c, size_t l)
 using Opcode = std::pair<opcodetype, std::vector<unsigned char>>;
 
 template<typename Key> struct Node;
-template<typename Key> using NodeRef = std::shared_ptr<const Node<Key>>;
+template<typename Key> using NodeRef = std::unique_ptr<const Node<Key>>;
 
-//! Construct a miniscript node as a shared_ptr.
+//! Construct a miniscript node as a unique_ptr.
 template<typename Key, typename... Args>
-NodeRef<Key> MakeNodeRef(Args&&... args) { return std::make_shared<const Node<Key>>(std::forward<Args>(args)...); }
+NodeRef<Key> MakeNodeRef(Args&&... args) { return std::make_unique<const Node<Key>>(std::forward<Args>(args)...); }
 
 //! The different node types in miniscript.
 enum class Fragment {