From 6072bfab6818eb038d31491c53bde1092cf1b70d Mon Sep 17 00:00:00 2001
From: Eugen Wissner <belka@caraus.de>
Date: Sat, 3 May 2025 18:52:24 +0200
Subject: [PATCH] Marke SingletonByRef functions scope

---
 source/tanya/algorithm/iteration.d | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/source/tanya/algorithm/iteration.d b/source/tanya/algorithm/iteration.d
index f2019da..5efc676 100644
--- a/source/tanya/algorithm/iteration.d
+++ b/source/tanya/algorithm/iteration.d
@@ -109,7 +109,7 @@ private struct SingletonByRef(E)
         this.element = &element;
     }
 
-    @property ref inout(E) front() inout return
+    @property ref inout(E) front() inout return scope
     in
     {
         assert(!empty);
@@ -148,7 +148,7 @@ private struct SingletonByRef(E)
         return typeof(this)(*this.element);
     }
 
-    ref inout(E) opIndex(size_t i) inout return
+    ref inout(E) opIndex(size_t i) inout return scope
     in
     {
         assert(!empty);