/// <summary>
/// Initializes a new instance of the <see cref="ImmutableDictionary{TKey, TValue}.MutationResult"/> struct.
/// </summary>
/// <param name="root">The root.</param>
/// <param name="countAdjustment">The count adjustment.</param>
internal MutationResult(SortedInt32KeyNode <HashBucket> root, int countAdjustment)
{
Requires.NotNull(root, nameof(root));
_root = root;
_countAdjustment = countAdjustment;
}
/// <summary>
/// Initializes a new instance of the <see cref="ImmutableDictionary{TKey, TValue}.MutationResult"/> struct.
/// </summary>
/// <param name="unchangedInput">The unchanged input.</param>
internal MutationResult(MutationInput unchangedInput)
{
_root = unchangedInput.Root;
_countAdjustment = 0;
}
