Split Shogi into ShogiBoardState and StandardRules

Shogi.Domain/MoveResult.cs

@@ -0,0 +1,14 @@
+namespace Shogi.Domain
+{
+	public class MoveResult
+	{
+		public bool Success { get; }
+		public string Reason { get; }
+
+		public MoveResult(bool isSuccess, string reason = "")
+		{
+			Success = isSuccess;
+			Reason = reason;
+		}
+	}
+}