using System.Collections.Generic; using System.Reactive.Subjects; namespace System.Reactive { internal sealed class Grouping<TKey, TElement> : Dictionary<TKey, Subject<TElement>> { public Grouping(IEqualityComparer<TKey> comparer) : base(comparer) { } public Grouping(int capacity, IEqualityComparer<TKey> comparer) : base(capacity, comparer) { } } }