Create generic ThreadSafeValue

Meade.net/ThreadSafeValue.cs

@@ -0,0 +1,18 @@
+using JetBrains.Annotations;
+using System.Threading;
+
+namespace ASCOM.Meade.net
+{
+    public class ThreadSafeValue<T>
+    {
+        private object _value;
+
+        public ThreadSafeValue(in T value) => _value = value;
+
+        public void Set(in T value) => Interlocked.Exchange(ref _value, value);
+
+        public static implicit operator ThreadSafeValue<T>(in T value) => new ThreadSafeValue<T>(value);
+
+        public static implicit operator T([NotNull] ThreadSafeValue<T> @this) => (T)(@this?._value ?? default);
+    }
+}