From f4fd6189f892bd25cc37af571dd7183fc2e667de Mon Sep 17 00:00:00 2001
From: smoogipoo <smoogipoo@smgi.me>
Date: Mon, 12 Nov 2018 16:53:30 +0900
Subject: [PATCH] Implement IEquatable

---
 osu.Game/Rulesets/Objects/SliderPath.cs | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/osu.Game/Rulesets/Objects/SliderPath.cs b/osu.Game/Rulesets/Objects/SliderPath.cs
index 2bb903155e..548e1680f7 100644
--- a/osu.Game/Rulesets/Objects/SliderPath.cs
+++ b/osu.Game/Rulesets/Objects/SliderPath.cs
@@ -11,7 +11,7 @@
 
 namespace osu.Game.Rulesets.Objects
 {
-    public struct SliderPath
+    public struct SliderPath : IEquatable<SliderPath>
     {
         /// <summary>
         /// The control points of the path.
@@ -254,5 +254,21 @@ private Vector2 interpolateVertices(int i, double d)
             double w = (d - d0) / (d1 - d0);
             return p0 + (p1 - p0) * (float)w;
         }
+
+        public bool Equals(SliderPath other)
+        {
+            if (ControlPoints == null && other.ControlPoints != null)
+                return false;
+            if (other.ControlPoints == null && ControlPoints != null)
+                return false;
+
+            return ControlPoints.SequenceEqual(other.ControlPoints) && ExpectedDistance.Equals(other.ExpectedDistance) && Type == other.Type;
+        }
+
+        public override bool Equals(object obj)
+        {
+            if (ReferenceEquals(null, obj)) return false;
+            return obj is SliderPath other && Equals(other);
+        }
     }
 }