using System.Collections.Generic;

namespace LLama.Extensions
{
    /// <summary>
    /// Extensions to the KeyValuePair struct
    /// </summary>
    public static class KeyValuePairExtensions
    {
        /// <summary>
        /// Deconstruct a KeyValuePair into it's constituent parts.
        /// </summary>
        /// <param name="pair">The KeyValuePair to deconstruct</param>
        /// <param name="first">First element, the Key</param>
        /// <param name="second">Second element, the Value</param>
        /// <typeparam name="TKey">Type of the Key</typeparam>
        /// <typeparam name="TValue">Type of the Value</typeparam>
        public static void Deconstruct<TKey, TValue>(this KeyValuePair<TKey, TValue> pair, out TKey first, out TValue second)
        {
            first = pair.Key;
            second = pair.Value;
        }
    }
}