namespace Chernobyl.Collections.Generic
{
    /// <summary>
    /// Holds a pair of objects.
    /// </summary>
    /// <typeparam name="TFirst">The type of the first object to hold.</typeparam>
    /// <typeparam name="TSecond">The type of the second object to hold.</typeparam>
    public struct Pair<TFirst, TSecond>
    {
        /// <summary>
        /// Constructor.
        /// </summary>
        /// <param name="first">The first object to hold.</param>
        /// <param name="second">The second object to hold.</param>
        public Pair(TFirst first, TSecond second)
        {
            _first = first;
            _second = second;
        }

        /// <summary>
        /// The first object.
        /// </summary>
        public TFirst First
        {
            get { return _first; }
        }

        /// <summary>
        /// The second object.
        /// </summary>
        public TSecond Second
        {
            get { return _second; }
        }

        /// <summary>
        /// The backing field to <see cref="First"/>.
        /// </summary>
        readonly TFirst _first;

        /// <summary>
        /// The backing field to <see cref="Second"/>.
        /// </summary>
        readonly TSecond _second;
    };

}