From 34120b61317364e26e88db21b47fcfd418bfd7da Mon Sep 17 00:00:00 2001
From: Dean Herbert <pe@ppy.sh>
Date: Tue, 17 Jan 2023 14:52:45 +0900
Subject: [PATCH] Use linq `Single` instead of `First` for guaranteed singular
 match

---
 osu.Game.Rulesets.Osu/UI/OsuTouchInputMapper.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/osu.Game.Rulesets.Osu/UI/OsuTouchInputMapper.cs b/osu.Game.Rulesets.Osu/UI/OsuTouchInputMapper.cs
index 34a303c098..6bc1dfd280 100644
--- a/osu.Game.Rulesets.Osu/UI/OsuTouchInputMapper.cs
+++ b/osu.Game.Rulesets.Osu/UI/OsuTouchInputMapper.cs
@@ -76,7 +76,7 @@ namespace osu.Game.Rulesets.Osu.UI
 
         protected override void OnTouchUp(TouchUpEvent e)
         {
-            var tracked = trackedTouches.First(t => t.Source == e.Touch.Source);
+            var tracked = trackedTouches.Single(t => t.Source == e.Touch.Source);
 
             if (tracked.Action is OsuAction action)
                 osuInputManager.KeyBindingContainer.TriggerReleased(action);