System.Collections.Immutable.KeysOrValuesCollectionAccessor<TKey, TValue, T>
abstract class KeysOrValuesCollectionAccessor<TKey, TValue, T> : ICollection<T>, IEnumerable<T>, IEnumerable, ICollection
protected KeysOrValuesCollectionAccessor(IImmutableDictionary<TKey, TValue> dictionary, IEnumerable<T> keysOrValues)