Shogi/Gameboard.ShogiUI.BoardState/Position.cs

using System;

namespace Gameboard.ShogiUI.BoardState
{
  public class Position
  {
    private int x;
    private int y;

    public int X
    {
      get => x;
      set {
        if (value > 8 || value < 0) throw new ArgumentOutOfRangeException();
        x = value;
      }
    }

    public int Y
    {
      get => y;
      set
      {
        if (value > 8 || value < 0) throw new ArgumentOutOfRangeException();
        y = value;
      }
    }

    public Position(int x, int y)
    {
      X = x;
      Y = y;
    }
  }
}