Use Tuple syntax

OpenRA.Game/Primitives/Pair.cs

@@ -1,70 +0,0 @@
-#region Copyright & License Information
-/*
- * Copyright 2007-2020 The OpenRA Developers (see AUTHORS)
- * This file is part of OpenRA, which is free software. It is made
- * available to you under the terms of the GNU General Public License
- * as published by the Free Software Foundation, either version 3 of
- * the License, or (at your option) any later version. For more
- * information, see COPYING.
- */
-#endregion
-
-using System;
-using System.Collections.Generic;
-
-namespace OpenRA.Primitives
-{
-	public struct Pair<T, U> : IEquatable<Pair<T, U>>
-	{
-		public T First;
-		public U Second;
-
-		public Pair(T first, U second)
-		{
-			First = first;
-			Second = second;
-		}
-
-		internal static IEqualityComparer<T> Tcomparer = EqualityComparer<T>.Default;
-		internal static IEqualityComparer<U> Ucomparer = EqualityComparer<U>.Default;
-
-		public static bool operator ==(Pair<T, U> a, Pair<T, U> b)
-		{
-			return Tcomparer.Equals(a.First, b.First) && Ucomparer.Equals(a.Second, b.Second);
-		}
-
-		public static bool operator !=(Pair<T, U> a, Pair<T, U> b)
-		{
-			return !(a == b);
-		}
-
-		public override int GetHashCode() { return First.GetHashCode() ^ Second.GetHashCode(); }
-
-		public bool Equals(Pair<T, U> other) { return this == other; }
-		public override bool Equals(object obj) { return obj is Pair<T, U> && Equals((Pair<T, U>)obj); }
-
-		public Pair<T, U> WithFirst(T t) { return new Pair<T, U>(t, Second); }
-		public Pair<T, U> WithSecond(U u) { return new Pair<T, U>(First, u); }
-
-		public static T AsFirst(Pair<T, U> p) { return p.First; }
-		public static U AsSecond(Pair<T, U> p) { return p.Second; }
-
-		public override string ToString()
-		{
-			return "({0},{1})".F(First, Second);
-		}
-
-		class PairEqualityComparer : IEqualityComparer<Pair<T, U>>
-		{
-			public bool Equals(Pair<T, U> x, Pair<T, U> y) { return x == y; }
-			public int GetHashCode(Pair<T, U> obj) { return obj.GetHashCode(); }
-		}
-
-		public static IEqualityComparer<Pair<T, U>> EqualityComparer { get { return new PairEqualityComparer(); } }
-	}
-
-	public static class Pair
-	{
-		public static Pair<T, U> New<T, U>(T t, U u) { return new Pair<T, U>(t, u); }
-	}
-}